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1.1 TURBINE

1.1.1 CONSTRUCTIONTandem compounded, Two Cylinder reheat condensing turbine.

Make & Design BHEL , KRAFT WORK UNIONCylinder : 1 (HP/IP) Combined HP-IP turbine with 44(25+19)reaction stages

Type : K 30-16

Cylinder : 2 (LP)Double flow LP turbine with 9 reaction stages Type : N30-2 x 3.2Main Stop And Control Valve arranged in Common body (2 No.)

Type : SSV 160-150-E1-K-AL Type: STV 125-150-E1-K-AL(lift-50mm)

Reheat Stop &Control valve arranged in Common body (2 No.)

Type : SSV 320-45-E1-K-BLType : STV 280-45-E1-K-BL(lift- 95mm)

2 Swing check valves with Aux Actuator in CRH Line

20” x 18” x 20”,class 600

Bypass stop and control valve arranged in common body (2 No.)

Type :UV 150

Extraction Valves Extraction 1 No valvesExtraction 2 No valvesExtraction 3 1 Swing check with Aux Actuator, 1 Swing check valve Extraction 4 2 Swing check with Aux Actuator Extraction 5 1 Swing check with Aux Actuator, 1 Swing check valveExtraction 6 1 Swing check with Aux. Actuator, 1 Swing check valveNominal rating 130MW (IEC No.45, 3rd edition 1970,2)Peak loading 130MW (IEC No.45, 3rd edition 1970,4)

1.1.2 SPEEDRated Speed 50.0 s-1

Speed limitation in Load and House load operationMax. speed ,No time limitMin. speed ,No time limit

51.5 s-1

47.5 s-1

Permissible for max. 2 hrs during the life time of LP blading

Speed <47.5 s-1

Speed >51.5 s-1

Speed exclusion range at operation 16.7 s-1 to 47.5 s-1

Standard over speed trip setting Max 55.0 s-1

CRITICAL SPEED (rpm)HP Turbine LP Turbine Turbo-Generator1700 1914 1800

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1.1.3 STEAM PRESSURES (ABSOLUTE)(Ata )Rated Long Time

OperationShort Time Operation

Initial steam 126.0 132.3 163.6Before 1st HP drum stage 117.51 129.26 129.26HP cylinder exhaust 35.31 40.6 42.2IP cylinder stop valve I/L 30.97 36.5 38.0EXT 6 (HP Exhaust EXT ) 35.31 40.6 42.2EXT 5 (IP Turbine 12 th stage ) 12.63 15.03 15.03EXT 4 (IP Exhaust EXT ) 5.72 6.86 6.86EXT 3 (LP Turbine 3 th stage ) 2.54 3.25 3.25EXT 2 (LP Turbine 5 th stage ) 0.996 1.25 1.25EXT 1 (LP Turbine 7 th stage ) 0.382 0.478 0.478LP cylinder exhaust 0.098 0.31 0.31

Long time operation :Upper limit value ,with out time limit Short time operation : Permissible momentary value .Aggregate duration not >12hrs/yr

1.1.4 STEAM TEMPERATURE (Celsius)Rated (Annual mean )

Long time Value (keeping within annual mean)

400hrs per annum

80hrs per annum (max 15.min in individual case)

Initial steam 537 545 551 565IP cylinder stop valve I/L

538 545 551 565

EXTRACTION STEAMRated Long time

Operation 80hrs per annum max. 15min in individual case

In special case

HPT exhaust 349.2 366.2 394.2 480*EXT 6 349.2 366.2 394.2 480*EXT 5 395.8 403.8 431.8EXT 4 290.3 302.3 330.3EXT 3 206.0 250.0 278.0EXT 2 117.0 155.0 183.0EXT 1 74.4 80.0 108.0LPT exhaust 45.0 70.0 70.0 100

Long time operation: Upper limit value without time limit Valid for no-load period Permissible differential temperature between parallel steam supply linesNo time limitation: 17°CShortest time period (15 min): 28°C

1.1.5 FLOW & OUTPUT WITH HEATERS OUT OF SERVICEExtraction not in service Main steam flow (T/hr) Terminal output (MW)EXT 2 & EXT 3 372.24 122.6EXT 5 & EXT 6 356.4 130.4EXT 5 375.48 126.0EXT 6 372.24 132.8

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1.1.6 OTHER DETAILS LIMITING RATING DURING ATTMain Stop &Control valve No load limitationReheat Stop & Control valve No load limitation MOMENT OF INERTIA (kg m2)Rotor of combined HP-IP Cylinder 1587Rotor of LP cylinder 3597WEIGHT (Ton)Combined HP-IP cylinder, assembled complete with HP & IP valve casings 139.4Combined HP-IP cylinder, assembled complete without HP & IP valve casings 108.0Combined HP-IP turbine outer casing upper part 19.0Combined HP-IP turbine outer casing complete with blade 37.9HP stop & control valve casing assembly (each) 5.8IP stop & control valve casing assembly (each) 9.9LP cylinder upper outer casing complete 12.1LP cylinder, upper outer shell of inner casing with blading, guide wheel & diffuser 15.4Rotor of HP-IP cylinder complete with blading 18.0Rooter of LP cylinder, complete with blading 29.7Cross beam 1.7BEARING SIZE In mm

Bearing No. 1 250 X 100 (Actual is dia is 250)Bearing No. 2 400 X 100Bearing No. 3 400 X 100Front Gen Bearing 330Rear Gen Bearing 330Slip ring Bearing 140MATERIAL HPT IPT LPTCasing CAST STEEL CAST STEEL IS:2062Inner casing * * GS 22Mo4Shaft 30CrMoNiV511 26NiCrMoV115Moving blade1ststage X22CrMoV121 X20Cr13Other stages X22CrMoV121 X20Cr13Last stage X22CrMoV121 X20Cr13Fixed blades1ststage X22CrMoV121 X20Cr 3Other stages X22CrMoV121 X20Cr 3Last stages GG-25Casing joint bolt 21CrMoV57IP/LP Crossover pipe ASTM 533 Gr.70Turbine valvesValve body Valve spindle Valve seatGS17CrMoV511 X22CrMoV121 21CrMo57

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1.1.6 OTHER DETAILS (Continued)DIMENSIONS (mm)1ST STAGE Dia 1100Tip Dia of last LP Turbine blade 2270Length of last LP blade 560Max. peripheral velocity of last LP blade 348.54Annulus area of last stages (m2 ) 2* 3.2TURBINE CLEARENCES (mm)

HPT IPT LPTMin axial cold clearance Blade to Blade +3.2 +7.0 +6

-2.7 -3.7 -34Min axial cold clearance at rotor gland +5.3 +7.1 +

-4.1 -3.7 -Radial clearance of rotor gland 0.9 1 0.5Min radial clearance of shroud & casing 1.2 1.2 1.1COASTING DOWN TIME AFTER TRIP-OUT (min)

To turning gear To stand stillWith vacuum 28 33Without vacuum 18 23NO LOAD STEAM FLOW (T/Hr)HP Turbine 40LP-IP Turbine 40MAX NOISE LEVELAt 1m distance from equipment for Turbo Generator Set 90 dBSTRAINERSESV Strainers Dia 160mm Corrugated designReheat SV Strainers Dia 320mm Corrugated design

1.1.7.GOVERNING SYSTEMMode of governing DigitalType of governor Electro HydraulicDead Band of governor 0.06 %Percentage Regulation 3.5 – 5.0Range of adjustably 2.5 –7.5Emergency stop valveOpening through full travel 5 secFor closing through full travel 0.1 On load throw off

Full load 50% loadTemporary speed rise 8% 7%Permanent speed rise 5% 2.5%Range of adjustability of speeder gear 0 - 100 %Droop setting 4%

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1.1.8.GLAND SEALING SYSTEMGland sealing Hdr Pr. For start-up 1.1 kg/cm2 absGland sealing Hdr Pr. For full load 1.08 kg/cm2 absGland sealing steam temp 3200cLeak off from HP 1St gland to 13th stage of IPT 6.304 t/hrLeak off from HP 2nd gland to IPT exhaust 1.474 t/hrLeak off from HP 3rd gland to gland sealing Hdr 1.029 t/hrLeak off from IP 1St gland to gland sealing Hdr 0.694 t/hrSealing steam from sealing Hdr to LPT either side 1St gland 0.203 t/hrSteam dump from gland Hdr to condenser 1.316 t/hrLeak off from HP side 4th gland to gland steam condenser 0.034 t/hrLeak off from IP side 2nd gland to gland steam condenser 0.040 t/hrLeak off from LPT either side 2nd gland to gland steam condenser 0.039 t/hr

1.1.9.STEAM PURITY (Main steam condensate)Conductivity (at 25oc, continuous measurement at the sampling point)

Normal Opn. Starting up

Direct measurement Alkaline method Not specifiedNeutral method <0.15s/cm <0.50s/cm

After SAC exchanger Alkaline method <0.10s/cm <0.50s/cmNeutral method <0.10s/cm <0.50s/cm

Silica acid (SiO2) <0.010 mg/kg <0.050 mg/kgTotal iron (Fe) <0.005 mg/kg <0.050 mg/kgTotal copper (Cu) <0.001 mg/kg <0.010 mg/kgSodium (Na) <0.005 mg/kg <0.020 mg/kg

There should be decreasing tendency for starting-up values, the recommended value for continuous operation should be reached after 2 to 3 hrs,(2 to 3 days for new plant commissioning

1.1.10.LIST OF TURBO SUPERVISORY INSTRUMENTSRelative shaft vibrationAbsolute Brg vibrationShaft position measurementAbsolute expansion measurementJournal & Thrust Brg metal temperature measurementAbsolute casing expansion (for HP-IP casingEccentricity

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1.1.11.TURNING GEARMechanical barring The barring gear consist of a gear machined on the rim of the turning wheel & a pawl which engages the ring gear & turns the shaft system when operated by bar attached to leverHydraulic motor shaft turning gearType Hydro motorSpeed of Turbine on turning gear 50 rpmTurning gear speed 120 rpmCapacity 17 lpmOil pressure 145 kg/cm2

* Turning gear hydro motor should take start at 510 turbine rpm and stop at 540 turbine rpm.

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1.2 TURBINE OIL SYSTEM

1.2.1 MAIN OIL TANK Oil Tank Capacity Operating/flooded 8/11 m3

Oil circulation /hour 10Highest Oil level from top of tank 390 mmLowest Oil level from top of tank 440 mmFirst Oil filling ( estimated) 11 m3

Flushing oil quantity (estimated) 11 m3

Permissible suspended particle size 5 microns ( as per spec.) actual oil filter is 37 Microns

Permissible water content in oil by volume 300 ppmlub oil/ lifting oil grade ISO VG 46

1.2.2 OIL PUMPSPump AOP EOP JOP DC JOPQuantity 2 Nos 1 Nos 1 Nos 1 NosMake KSB KSB IMO IMOType ETA 65-250

VL/1 centrifugal

ETA 65-160VL/1Centrifugal

A12DKH-137Screw

A12DKH-137Screw

Capacity (Rated) m3/hr 80 80 5.1 5.1Discharge Pr. Bar - g 6 3 150 150Speed rpm 2900 2900 2900 2900Drive AC Motor DC Motor AC Motor DC MotorMake Siemens Winkel Mann Siemens Winkel MannType 1LA0206-

2YB91-2GNRF2E 180M/Z

1LA0-207-2YB70

GNRF2E 250M/Z

Enclosure IP55 IP55 IP55 IP55Voltage 41510% 220 41510% 220SPEED 2940 2900 2945 2900Motor Power KW 30 15 37 37Rated Current AMPS 52 82 63 187Starting Current AMPS 312 205 378 542EFFICIENCY 91.5% 92.5%Anti condensation heaters

240 V 50W

1.2.3 OIL REQUIREMENT OF BEARINGSBearing Size Lub Oil flow in m3/hr Lifting Oil flow in m3/hrHP/IP Turbine Front Ø 250 34.45 0.359HP/IP Turbine Rear Ø 400 12.6 0.942LP Turbine Rear Ø 400 12.6 0.518Generator front Ø 330 7.5 0.24Generator Rare Ø 330 7.5 0.24Slip ring bearing Ø 140 3.6 0.24

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1.2.4 OPERATING CONDITIONSOil Inlet Temperature 50 COil Outlet Temperature 70 COil Temperature Rise 20 C

1.2.5 OIL VAPOUR EXHAUST FANSQuantity 2 Nos.Make RadiantType R – 100 – AW 5 (Centrifugal)Flow 0.18 m3/SecSpeed 2800Drive AC MotorMake Bharat BijleeEnclosure IP55Power KW 0.75Voltage 415, 3 PhaseFrequency 50 HzBearings 63043/63043

1.2.6 LUB OIL FILTER Duplex Type, Boll & Kirch Make, Type – 2-68-2, Size –355/500 DN 150Oil Flow 84 m3/hrFiltration particle size 37 MicronsMaximum working allowable pr. 12 Bar

Maximum allowable temperature 120 deg

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1.2.7 LUB OIL COOLERSQuantity 2 Nos x 100%Make BHEL , HydType Shell & tubeQuantity of Oil 78.3 m3/hr.Inlet/Outlet temperature of oil 60/45 Degree CPressure drop on Oil side 0.35 Kg/cm2

Quantity of Cooling water 130 m3/hr.Inlet/Outlet temperature of water 36/42 Degree CPressure drop on water side 1 Kg/ cm2

Cooling surface area 421 m2

No of tubes 880 NosNo of water passes 4 NosOil side design pressure 9 Kg/cm2

Water side design pressure 6 Kg/cm2

Oil side design temperature 100 Degree CWater side design temperature 100 Degree CWater side test pressure 9 Kg/cm2

Oil side test pressure 14 Kg/cm2

MATERIALSSHELL C.S,SA516/70Cooling Water Boxes C.S,SA 516/70Tubes Al Brass (SB 111 Alloy 687)Tube plates C.S. SA 516/70Baffle plates C.S,SA 516/70Oil inlet & outlet pipes C.S SA 106 GR “B”WEIGHTSOil cooler dry Kg: 4900Oil cooler in Operation Kg: 5900Oil cooler flooded Kg: 6300

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1.2.8 LIFTING OIL SYSTEM FILTERDuplex type, EPE make, Type 400 D 90 G25F DN 25Oil flow 5.1m3/hrFiltration particle size 25 MicronsMaximum operating pressure 300 BarOperating temperature 100°CVolume 2x0.9 Lit.PRESSURE LIMITING VALVEMake REXROTHModel DB 20G2-3/315ULocation Lifting Oil HeaderSetting 145 BarMax. operating pressure range 315 BarMax. flow rating 400 m3/hr.SAFETY RELIEF VALVEQuantity 2 NosMake BHELType ¾” 1995 FLGLocation Lifting Oil pump dischargeSetting 180 BarBack pressure 2.1 BarCapacity 19.8 m3/hrTemperature 65°C

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1.2.9 LUB /LIFTING OIL SPECIFICATION

Oil properties 1 Servoprime-46T2 shell turbo T–463 Daphine Oil 46

Application Turbomachines with or without gear system

Appearance ClearKinematics Viscosity at 40 Degree C (CST) 45.5Viscosity Index 96ASTM Colour 2.5Density at 15 Degree C (gm/ml) 0.869Pour Point (Degree C) -6Flash point COC (Degree C) 200Neutralisation No. (mg. KOH/gm) 0.10Deaeration capacity at 50 Degree C Max (Min) * 6Corrosive action on copper max Corrosiveness 1Reaction with Ammonia content --FZG Rating 6th stage pass DIN 51354Water Content gm/100 gm 0.1Solid content gm/100 gm 0.05Demulsification No. 210Air Release Valve at 50 Degree C Minutes Din 51381 4.0Degree of Cleanliness Class 7 of NAS 1638

16/13 of ISO 4406Corrosion protection property of steel corrosion class 2 – A DIN 51585RBOT specification ASTM D 2272 at 150 Degree C(min) 350TOST ASTM D 943 After 2500 Hrs.a) TAN mg/KOH/gb) Oxidation life to reach 2.0 mg KOH/gm oil TAN

1.5* *

Demulsifibility ASTM D 27111. Total free water collected during test starting with 45 Ml

of water min.2. Percent water in oil after 5 hrs max3. Cut off after centrifuging.

300.52.0

Four Ball Weld load in (kg) IP 239 150 to 160Four Ball wear WSD (mm) 20 kg, 1800 rpm, 54°C, 1hr ASTM D2266

0.35

In view of start up difficulties it can be of value to test the air separation to DIN 51381 at a temperature of 25 Degree C of so the value must be obtained from the supplier.

** To be specified by the supplier.☻Turbine Oil in Service:

Ultimate Viscosity must not change more than 25% of initial valueDrop in flash point must not be more than 8°C

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1.2.10 CENTRIFUGEMake Alfa – LavalType MAB 205-SRevolution counter 118-125 rpmBowl spindle Max. 8725 rpmSEPERATOR MOTORMotor Bharat BijaleeType 1LA 3072-4Voltage 415V; DeltaDuty S1Amps 11Motor Power 5.5KWMotor speed 1445 rpmPower factor 0.80Hz 50Efficiency % 87BOOSTER MOTORDRIVE 3 PH IND. MOTORTYPE 1 LA054-4CURRENT 5 AMPMOTOR POWER 2.2 KWSPEED 1430 RPMP.F 0.77EFFICIENCY 80%Rated capacity 6500 lit/hr.Centrifuge Temperature 60-70 °CLubricating Oil Steam Turbine 4200 LPHSludge and water space 2.1 LitBuilt on feed pump Capacity (LPH) for 50Hz 3630 Normal

5760 Availablesuction lift: Max. 4m wg (manometric)Delivery lift: max. 15m wg (manometric)

Built in Oil Outlet paring Disc pump delivery 15 - 25m depending on flow & viscosityRunning up/stopping time Approximately 1.5 – 2.5 min./ minimum

2min (running out with brake applied)Materials Frame Cast-iron (Centriblue finish) Frame hood Silumin (Grey finish) Bowl body Tinned Steel with SS lining

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1.2.10 OIL CENTRIFUGE (CONTD) Paring disc pump Brass Sludge Bucket SS Other bowl parts tinned steel bronze, brass

Bowl hood, discstack, gravity disc SSSealing Water 200-400 KPaHEATERType IND.HeaterMake Cosmos Engineer – Pune –12.No 2/48/SS/97Voltage 415/440Power 4.8 KWFrequency 50FILTERMAKE Pall Industrial Hydraulics Ltd.Filtration Ratio B – 200 at 3 micronsMaximum Operating pressure 40 Bar

1.2.11 CONTROL / HP OIL SYSTEMOil Tank, rated capacity 800 LitFirst Oil filling 1200 lt.Flushing oil qty. 1000 lt.Oil Temp. in tank Min

NormalMax.

45 Deg C50 Deg C55 Deg C

Oil accumulators 4 NosMake Hydac SB 330 – 32 A1/116 N-270Capacity Nominal 32 Lts.Gas pre charge pressure 90 barOil Filters (pressure line ) 2 Nos Normal

1 Nos FlushingMake NORMAL FLUSHING

HYDAC DF BH/HC 240P 10A 1-X/VHydac RF BN/HC 950 F O3A 1-1/V

Filtration particle size 10 mm Normal3 Microns Flushing

Permissible suspended particle size 3 MicronsPermissible water content by vol. 100 ppmFlow capacity 240 lit/min Normal

950 lit/min FlushingSafety Valve Setting 180 BarPump regulating Valve setting 160 Bar

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1.2.12 CONTROL OIL PUMPSControl oil pump Circulating oil pump

Quantity 2 1Make Rexroth RexrothType Axial Piston GearCapacity (rated) 40 lpm 23 lpmDischarge pr. 160 bar 5 barSpeed 1450 rpm 1450 rpmDrive Electric motor Electric motorMake Siemens Bharat bijleeVoltage 415v, 3 phase 415v, 3 phaseMotor power 15 kw 0.75 kwCoupling Love joy Love joy

1.2.13 CONTROL OIL COOLERSMake BHEL,Hyd (PIGNONE)Serial number 0544 A/BQuantity 2NosDesign pressure shell side 9Kg/cm2

Design pressure tube side 10 Kg/cm2

Design temperature shell Tube

100 DegreeC80 DegreeC

Surface area 13 m2

1.2.14 PROPERTIES OF CONTROL OILOIL GRADE ISO VG 100Type HL 100 or HLP 100

NORMAL VALUES UNITSKinematics Viscosity At 40 Degree C Min. 90

Max. 110 mm2/smm2/s

Density at 15 Degree C Max. 0.900 g/mlNeutralisation Number Max 0.50 mg KOH/gAir Release at 50 Degree C Max.12 MinFoaming at 50 Degree C

Tendency Stability

Max. 200Max. 200

mls

Water Content Max. .01 % by weightParticle Distribution 15/12 CodeFlash Point Min. 205 Degree CPour Point - 12 Degree CColour Max. 2 Corrosion effect to copper Max. 2 – 100 A 3Corrosion protection against steel Max. 0-AAgeing behavior : increase Neutralisation number after 2500 Hrs. Max. 1.5 mg KOH/g

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1.3. CONDENSATE SYSTEM1.3.1 CONDENSER

TYPE SCD 2 – 8180SHAPE RECTANGULARQUANTITY OF STEAM 275520 Kg/hrENTHALPY OF CONDENSING STEAM 577.5 Kcal/kgCONDENSER VACUUM 0.1 AtaCLEANLINESS FACTOR 0.85SIZE OF TUBE (OD x Thk x Lgth ) Dia 22 X 18 BWG X 7500 mmTOTAL NO. OF TUBES 16000NO. OF TUBE IN AIR COOLING ZONE 1610FREE OXYGEN IN COND. 20 PPBCOOLING SURFACE AREA 8180 SQ.MQUANTITY OF COOLING WATER 15500 CU.M./ HrCOOLING WATER I/L TEMP. 32 Deg. CCOOLING WATER O/L TEMP. 42Deg. CRESISTANCE ON WATER SIDE 5 mwcVELOCITY. OF COOLING WATER 1.8 M/ SecNO. OF WATER SIDE PASSES 2WATER CHAMBER DIVIDEDWTR CHAMBER DESIGN PRESSURE 5 AtgBOLT LEAK TIGHTNESS PRESSURE 7.5 AtgSTEAM SIDE DESIGN PRESSURE 1.1 Atg & VACUUMSTEAM SIDE TEST PRESSURE HYDROFILLWATER SIDE DESIGN TEMP. 65 °CSTEAM SIDE DESIGN. TEMP. 120°CHOT WELL CAP. (NWL TO LLWL) 3 MinMATERIALS.SHELL,DOME,HOTWELL C.S. SA 516 GR. 70CHANNEL&WATER BOX C.S. SA 516 GR. 70TUBE SHEET C.S. SA 516 GR. 70TUBE AL.BRASS SB111UNS 687/SS.SA 249 TP304BOLTS & NUTS SA 193 B7/ SA194ZHPACKING CAF-9WEIGHTSCONDENSER DRY 275000 KgCONDENSER DURING OPERATION 385000 KgCONDENSER FLOODED 510000 Kg

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1.3.2 VACUUM PUMPMOTORQUANTITY PER UNIT 2 nos TYPE Squirrel cage induction motor 1LA6317-8A B90VOLTAGE 415VCURRENT 198 ASPEEDPOWER 110 K.WROTATION CLOCK WISEMAKE DRESHSTROMMOTORENPHASED 3ØNOISE LEVEL 75 TO 85DbPUMPTYPE 2BE1 303-0BY4-ZMAKE SIEMENSMEDIUM HANDLED Air and Non-condensable gases.SEALING LIQUID Water (D.M) (0 to 65C)Cooling liquid for operating liquid

1) ACW2) Flow 40/One pump

Operating modes a) Hogging operation: (Both Vacuum pumps on operating in parallel) at start up.b) Holding mode: Only one vacuum pump in operation low loads on vacuum pump.

Noise emission: 70 to 80 db Bearings: a) KP2K greases shall alvanra EP2.

b) Lubrication intervals: 40000 hours.c) Operating pump : 400C

Compression pressure: a) 800 mb to 1100 mb absolute.b) Operating temp 500C.

Shaft scaling : a) Waterb) Temp: 0 to 650

c) Pressure: 0.1 to 0.3 bar above compressor pressure.d) Volume flow: 0.5 dm3/ min.

Gas Ejector: Media handling : Circulating gas.Motive air rate : m.tr = 380 kg/hr.Casing standard : AISI 60 – 40 – 18Jet system : AISI 303

Pump suction: From condenserPumps discharge: Atmosphere

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1.3.3 CONDENSATE EXTRACTION PUMPMOTOR.MAKE WESTING HOUSEFRAME NO. 4008TYPE 3 pH INDUCTIONPOWER 350 H.P/ 261 KWVOLTAGE 6600 VFULL LOAD CURRENT 29 ampsP.F 0.84SPEED 1488 rpmROTATION FROM TOP CCWCLASS OF INSULATION FSERVICE FACTOR 1.0ENCLOSURE TEAACEFFICIENCY AT F.L 95 %MOTOR MOUNTING VERTICALLUBRICATION FOR (lower brg.) GREASE NLGI GR. 2LUBRICATION FOR (upper brg.) OIL turbine grade 600-700 SSU AT 38°CCOOLING WATER FLOW (upper brg) 9 GPM/2 m3/hr, PR. DROP= 2.3 psi/0.16 KSCPUMP.NO. OF PUMPS PER UNIT 2 NOS. (One Stand by)MAKE BW/IPMODEL 1500 VLT 8 STGBRAKE HORSE POWER 233 kWSPEED 1485 rpmTOTAL HEAD 175 MNPSH REQUIRED 2 M AT 3% HEAD LOSSFLOW 395 m3/HrSTAGE 8TYPE OF SUCTION SINGLECOUPLING FLEXIBLELIQUID TEMP 45 Deg CSP. GRAVITY 0.99EFFICIENCY OF PUMP 80.2%PUMP LENGTH (below base plate) 4624 mmSTRAINERMAKE HAYWARDMODEL 72 SIMPLEX STRAINERSIZE 14 µ

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1.3.4 GLAND STEAM CONDENSERTYPE ONE PASS HORIZONTALPR. OF GLAND STEAM AT I/L O.98 AtaENTHALPY OF GLAND STEAM AT I/L 750.3 Kcal/HrQUANTITY OF CONDENSATE 326.707 T/HrPR.OF CONDENSATE 18 AtaCONDENSATE TEMP. AT I/L 45.2 Deg. CCONDENSATE TEMP AT O/L 45.67 Deg. CDRIP TEMP. 98.5 Deg CSURFACE AREA 17 Sq. MSIZE OF TUBES: O.D x Thk ¾” x 20BWG & 206 NosCONDENSATE VELOCITY 1.9 m/SNO. OF TUBES SIDE PASSES 1DESIGN PR. ON SHELL SIDE 28 Atg & VACUUMDESIGN. TEMP.ON SHELL SIDE 300 Deg CDESIGN PR ON TUBE SIDE 28 AtgDESIGN TEMPERATURE ON TUBE SIDE 100°CTEST PRESSURE ON SHELL SIDE 42 AtgTEST PRESSURE ON TUBE SIDE 42 AtgMATERIALSHELL,CHANNEL CS,SA 106 GR. BTUBE, PLATE CHANNEL COVER CS. SA 516 GR. 70FLANGE CS. SA 516GR. 70SUPPORT PLATE SA 516 GR.70TUBE Sub Station,SA.213 TP 304CONDENSATE I/L & O/L PIPE CS. SA. 106 GR.B IMPINGEMENTPLATE SA.240 TP 304WEIGHTGLAND STEAM COND. DRY 1400 KGGLAND STEAM COND. IN OPERATION 1600 KGGLAND STEAM COND. FLOODED 1900 KGGLAND STEAM EXHAUSTERMOTORMAKE CROMPTON GREAVESTYPE 3 pH INDUCTION MOTORVOLTAGE 415V M/C NO. NADH 42AkW/ HP 11/15CURRENT 20 ampsSPEED 2920 rpmEFFICIENCY 88%DUTY S 1INSULATION CLASS FBRG DE / NDE 6309 / 6309GREASE LITHIUM BASE 2RELUB HOURS 6000 / 6000PROTECTION IP 55

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1.3.5 LP HEATERSL.P.H- 1 L.P.H- 2 L.P H- 3

MAKE BHEL HYD.TYPE

DUPLEX L.P.1 & 2 U – TUBEHORIZONTAL

U-TUBEQTY OF CONDENSATE WATER 326.707 T/hrCONDENSATE I/L TEMP. 45.70C 69.20C 93.80C CONDENSATE O/L TEMP. 69.20C 93.80C 121.80CQTY. EXTRACTION STEAM 12.328 t/hr 13.304 t/hr 15.586 t/hrSTEAM I/L PRESSURE(Kgf/cm2) 0.351 0.926 2.366STEAM I/L TEMP. 73 0C 116.20C 205.00CENTHALPY OF EXT. STEAM 615.47 687EXTRACTION 7TH LP stage 5TH L.P stage 3RD L.P stageCONDENSATE I/L PRESSURE 18 AtaSHELL SIDE DESIGN PRESSURE 4 Atg& full vacuumTUBE SIDE DESIGN PRESSURE 28 kgf/cm2

RELIEF VALVE SETTING SHELL ------ ------- 4.5 kgf/cm2

RELIEF VALVE SETTING TUBE 28 kgf/cm2 28 kgf/cm2 28 kgf/cm2

SHELL SIDE DESIGN TEMP 1500C 1500C 2100CTUBE SIDE DESIGN TEMP. 1500C 1500C 1500CT.T.D. 3.10C 3.10C 3.10CDRAIN COOLER APPROACH 6.10C 6.10C 6.20CNO. OF PASSES IN TUBE SIDE 2 2 2NO. OF ZONES TUBE SIDE 2 2 2EFFECTIVE SURFACE AREA 338m2 278 m2 257 m2

TEST PRESSURE SHELL 6 kgf/cm2 6 kgf/cm2 6 kgf/cm2

TEST PRESSURE TUBE 42 kgf/cm2 42 kgf/cm2 42 kgf/cm2

NO. OF TUBES 460 380 350TUBE O.D & THICKNESS 5/8”X 20 BWGVELOCITY OF CONDENSATE 1.26 m/sec 1.53 m/sec 1.66m/secMATERIAL OF SHELL C.S, SA 516 GR 70MATERIAL OF TUBES S.S SA 213 TP 304FLANGES C.A SA 266 CL 2TUBE PLATE C.S SA 516 GR 70SUPPORT PLATE SA 516 GR 70FEED WATER INLET/OUTLET PIPE C.S SA 106 GR BSTEAM INLET PIPE C.S SA 106 GR B

S.S SA 240 TP 304IMPINGEMENT PLATEWEIGHT OF HEATER DRY 18500 kg 7700 kgWEIGHT OF HEATER IN OPERATION

22200 kg 9600 kg

WEIGHT HEATER FLOODED 30000 kg 12500kg

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1.3.6 DEAERATORMAKE BHELTYPE SPRAY CUM TRAY HEADER ASSEMBLYDIA X THK OD 2224X12mmLENGTH 6700mmENTHALPY OF STEAM 726.6 Kcal/ KgDESIGN PR. 6.0 KG/CM 2 & FULL VACUUMDESIGN TEMP. 0/340 Deg. COPERATING PR. 5.259 KG Sq. CMOP. TEMP. 153.6 Deg. CTEST PR. 9.0 KG Sq. CMCONDENSATE I/L QUANTITY 326.7 t/hNO. OF TRAYS 160 NOSNO. OF SPRAY NOZZLES 22SPRAY WATER CAPACITY 15 t/hDESOLVED OXYGEN IN F. W. 0.005 cc PER LTREXTRATION STAGE I.P.EXHAUSTFEED WATER STORAGE TANKDESIGN PR. 6.0 KG/CM 2 & FULL VACUUMDESIGN TEMP. 230 Deg.COPERATING PR. 5.259 KSCOPERATING TEMP. 153.5 Deg CTEST PR.ESURE 9.0 KSCID x Thk ID 3500x16 mmTOTAL LENGTH 12000mmCAPACITY NWL TO LLL 45 Cu MSTEAM I/L QUANTITY 16.97 t/hI/L STEAM PR. 5.33 KSCI/L STEAM TEMP 289.1Deg. CSAFETY RELIEF SET PR. 5.5 atgTOTAL CAPACITY 90 Cu MMATERIAL.STORAGE TANK,SHELL DISHED END CS,SA 516 GR.70INTERNAL NOZZLE CS. SA. 106 GR.B COVER FOR MAN HOLE CS. SA 105

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1.4. FEED WATER SYSTEM1.4.1 BOILER FEED PUMP

MAKE INGERSSOL-DRESSER PUMPSSIZE & TYPE 3X10 CSB-7FLUID HANDLED BOILER FEEDWATER SPECIFIC GRAVITY OF FLUID 0.913TEMPERATURE OF MEDIUM 1530CNOS. PER UNIT 3, 50% DUTY . ONE STAND BY NO. OF STAGES 7RATE OF FLOW 250 m3/hrMIN. RECIRCULATION 65 m3/hrINLET PRESSURE 9.05 AtgDISCHARGE HEAD 169.7 kgf/cm2

DIFFERENTIAL PRESSURE 159.74 kgf/cm2

SHUT OFF HEAD 240 kgf/cm2

HYDROTEST PRESSURE 327 KSCPOWER INPUT 1350 KWSPEED 5613 rpmDIRECTION OF ROTATION CCW SEEN FROM MOTOR ENDREQUIRED NPSH 20.1 MAVAILABLE NPSH 42.1MSUCTION STRAINER DP < 0.42KSCBALANCE LEAK OF FLOW 5.7 to 14.8 m3/hrWARM UP FLOW 6.8 m3/hrEFFICIENCY 78.5%TYPE OF COUPLING HYDRAULIC COUPLINGMECHANICAL SEAL BWIP TYPE DSEAL COOLERFLUID – TUBE SIDE / SHELL SIDE BOILER FEEDWATER / WATERFLOW RATE – TUBE / SHELL 0.55 / 1.14 m3/hTUBE SIDE TEMP. IN / OUT 44.33 / 38.67°CSHELL SIDE TEMP. IN / OUT 32.22 / 34.94°CRADIAL BEARING SLEEVETHRUST BEARING TYPE & NO. Kingsbury KTB 271-H-66TYPE OF LUBRICATION FORCED FEED OIL GRADE ISO 32 (EQV. TO SAE 10 TURBINE OIL)OIL BRAND MOBIL DTE MEDIUMBEARING TEMP. normal =<850C, alarm=850C, trip=910CBFP MOTOR DRIVER WESTINGHOUSEPOWER 1492 KWAMPERES 152 ampsSPEED 1486 rpmF.L EFFICIENCY & P.F 96.1% & 89.1%FRAME 5614PHASE 3VOLTAGE 6600 voltsFREQUENCY 50HzTYPE OF WINDING WYEBEARING SPLIT SLEEVECLASS OF INSULATION FDUTY CONTINUOUSTYPE OF COOLING AIR COOLED

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1.4.2 HYDRAULIC COUPLINGMAKE VOITH TURBOTYPE R14K375.1DESIGN POWER 1350 KWMOTOR SPEED 1486 rpmSTEP UP GEAR RATIO 166/43 PRIMARY SPEED 5736 rpmFULL LOAD SLIP 2.2 %MAX. OUTPUT SPEED 5613 rpmREGULATING RANGE 4 : 1 downwardsOIL TANK CAPACITY 0.6 m3

LUBE OIL FLOW 0.86 m3/hr at 2 KSCWORKING OIL TEMP.(up stream) Normal=60 to 1100C, alarm=1100C, trip=1300C

WORKING OIL TEMP.(down stream) normal = 35 to 750C,alarm=750C, trip=850CBEARING METAL TEMPERATURE normal = <900C, alarm=900, trip=950C LUBE OIL TEMP.(up stream) normal=45 to 650C, alarm=650C, trip=700CLUBE OIL TEMP.(down stream) normal=35 to 550C, alarm=550C, trip=600CSCOOP OPERATION OIL PRESSUREOIL PUMP PRESSURE 3 kgf/cm2

DP ACROSS FILTER 0.4kgf/cm2

WORKING OIL FLOW 7.04 m3/hrCOOLING WATER I/L TEMP. 350CCOOLING WATER O/L TEMP. 40.560CCOOLING WATER FLOW 7.04 m3/hrMAIN PUMP ZP 370AUX. OIL PUMP ZP 240AOP MOTOR 7.5 KW; 415V; 1450RPM

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1.4.3 BOOSTER PUMPMAKE INGERSOLL- DRESSERTYPE 6HPX15BTYPE OF CASING HORIZONTAL, VERTICALLY SPLIT & SINGLE

SUCTION FLUID HANDLED BOILER FEED WATERTEMP. OF MEDIUM 1530C SP. GRAVITY 0.9130NOS. PER UNIT 3NO. OF STAGES 1RATE OF FLOW 250m3/hrSUCTION PRESSURE 5.7 kgf/cm2

DISCHARGE PRESSURE 9.34 kgf/cm2

SEAL PRESSURE 6.06 KSCDIFFERENTIAL HEAD (DESIGN) 40 MSHUT OFF DIFF. HEAD 42.91POWER INPUT 36.31 KWSPEED 1475 rpmDIRECTION OF ROTATION CCW (viewed from motor end)EFFICIENCY 81%REQUIRED NPSH 2.22 MTYPE OF COUPLING REXNORD COUPLING WITH S.S DISC PACKS THRUST BEARING SKF 7316 BEGAYRADIAL BEARING SKF 6315 J/C3MECHANICAL SEAL JOHN CRANE INC.BOOSTER PUMP MOTORMAKE SEIMENSTYPE RGZSEDPOWER 37.3 KWCURRENT 66 ampsSPEED 1475 rpmFRAME 364 TSERVICE FACTOR 1.15PHASE 3VOLTAGE 415 voltsFREQUENCY 50 HzCLASS OF INSULATION FDUTY CONTINUOUSTYPE OF WINDING DELTAEFFICIENCY AT F.L 93.5%POWER FACTOR 87.1%

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1.4.4 HIGH PRESSURE HEATERS

H.P HEATER-5 H.P HEATER-6

MAKE BHEL HYDERABADTYPE HORIZONTAL U-TUBEQTY OF FEED WATER 404 T/hrFEED WATER I/L TEMP. 155.50C 186.60CFEED WATER O/L TEMP. 186.60C 238.50CQTY OF EXT. STEAM 18.80 TPH 40.86 TPHSTEAM I/L PRESSURE 11.93 ATA 33.43 ATASTEAM I/L TEMP. 3950C 347.20CEXTRACTION after 12th I.P stage from C.R.HENTHALPY OF STEAM I/L 776.5 kcal/kg 741.5 kcal/kgENTHALPY OF DRAIN I/L 196.2 kcal/kg --ENTHALPY OF DRAIN O/L 163.1 kcal/kg 196.2 kcal/kgENTHALPY OF FEED WATER I/L 158.9 kcal/kg 191.1 kcal/kgENTHALPY OF FEED WATER O/L 191.1 kcal/kg 246.8 kcal/kgFEED WATER I/L PRESSURE 165 Ata 165 AtaSHELL SIDE DESIGN PR. 16 Atg & full vacuum 40 AtgTUBE SIDE DESIGN PRESSUR 260 Atg 260 AtgRELIEF VALVE SETTING SHELL 16 kgf/cm2 40 kgf/cm2

RELIEF VALVE SETTING TUBE 255 kgf/cm2 255 kgf/cm2

SHELL SIDE DESIGN TEMP. 2050C 2550CTUBE SIDE DESIGN TEMP. 205/2250C 255/2750CT.T.D. 0.20C 0.30CDRAIN COOLER APPROACH 6.10C 6.20CNO. OF PASSES IN TUBE SIDE 2 2NO. OF ZONES SHELL SIDE 3 3EFFECTIVE SURFACE AREA 393 m2 484 m2

SHELL TEST PRESSURE 24kgf/cm2 60 kgf/cm2

TUBE TEST PRESSURE 390 kgf/cm2 390kgf/cm2

NO. OF TUBES 490 ‘U’ 560 ‘u’TUBE O.D & THICKNESS 5/8”X14BWG & 15BWGVELOCITY OF FEED WATER 2.03 m/sec 1.777m/secMATERIAL OF SHELL C.S, SA 516 GR 70MATERIAL OF TUBES S.S SA 213 TP 304FLANGES C.A SA 105TUBE PLATE C.S SA 350 LF 2SUPPORT PLATE C.S SA516 GR 70FEED WATER INLET/OUTLET PIPE C.S SA 350 LF 2STEAM INLET PIPE AS, SA 335 P 11 AS, SA 106 GR “B”IMPINGEMENT PLATE S.S, SA 240 TP 304WEIGHT OF H.P HEATER DRY 17500 kg 20550 kgWEIGHT OF H.P HEATER IN OPERATION

19500 kg 22500 kg

WEIGHT H.P HEATER FLOODED 23500 kg 27000 kg

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1.5 H.P/LP BYPASS SYSTEM1.5.1 HP BYPASS VALVES

BYPASS VALVE BP SPRAY VALVETYPE ARS 112 E32SMODEL 6008 6013/6015MANUFACTURER BHEL BHELDESIGN PRESSURE(KSC) 147.0/40.0 256.0DESIGN TEMPRATURE(°C) 540.0/485.0 160CAPACITY PER VALVE(T/h) 250 35.1MAX.CAPACITY(T/h) 300 42.3MAX. VALVE STROKE(mm) 60 (STROKE LIMITED) 37/33 (STROKE LIMITED)ACTUATORTYPE HYDRAULIC PISTONHYDRAULIC SYSTEM PR. 100 BARPOSITIONING TIME(SEC) 10 to 12 SEC; 3 SEC WITH QUICK OPENING

DEVICEOIL SUPPLY UNITOIL PUMP OV32B - 30MANUFACTURER BOSCHMAX. PRESSURE 170 AtaSUPPLY CAPACITY 24LPMMOTORMANUFACTURER KIRLOSKARVOLTAGE RATING 415 V, 3PH, I.MNOMINAL POWER 7.5 KWRPM 1440CONNECTION DELTAEFFICIENCY 85%CURRENT 14.5 AMPDUTY S4 – 40%OIL TANK VOLUME 70LtsUSEABLE VOLUME 50LtsHYDRAULIC ACCUMULATORMANUFACTURER BOSCH GmBHNOMINAL VOLUME 30LtsPR. RATING 200 BAR (APPROX)AMBIENT TEMP. 15degC TO 65degCOPERATING GAS NITROGENAVAILABLE OIL PRESSURE

CONTROLLED SYSTEM PRESSURE (SET WITH PRV) 100 BARBLADDER PRESSURE 80 barMAX. OIL PRESSURE (LIMITED WITH PRV) 180 BARHYDRAULIC FLUIDSOPRATING TEMP. OF FLUID MAX. / MIN. 70/10 degCVISCOSITY MAX. / MIN. 75 /17 CstMAX. ALLOWABLE VISCOSITY 200 cst (COLD START)OIL GRADE ISO VG 32 OR ISO VG 46OIL MARKS APPROVED 1) IOC SERVOPRIME 311, 11, 314, 14

2) IOC TURBINE OIL 14 ,17OIL REQD. FOR INITIAL FIILING 250LITRE

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1.5.1 HP BYPASS (CONTD)FILTERSUCTION STRAINER 100 micronPRESSURE FILTER 10 microns (OIL SUPPLY UNIT)AIR FILTER PUROLATOR VENTING FILTERPRESSURE FILTER 3micronsPRESSURE DROP 0.7 KSC (APPROX.)

1.5.2 L.P BYPASS VALVEHYDRAULIC ACTUATORSTYPE HYDRAULIC PISTON OPERATED TYPEFUNCTION SPRING ACTION TO CLOSE

OIL FORCE TO OPENMANUFACTURER; REINEKESTOP VALVE ACTUATOROPERATING PRESSURE MAX. 250 BARVALVE STROKE 65mmCYLINDER STROKE 70mmSTROKING TIME QUICK OPENING

2SEC/65mmQUICK CLOSING 1SEC /65mm

VISCOSITY OF OIL 30 TO 45sq.mm/SECMAX. ALLOWABLE VISCOSITY 20 TO 380sq.mm/SECALLOWABLE TEMP. AMBIENT

MAX. 60degCAT PISTON RODMAX. 80degC

FILTER ELEMENT 10 micronsELECTRICAL DATA

4/2- WAY SOLENOID VALVE QTYPOWERVOLTAGEINSULATION

1No.30WATT24VDCIP 65

3/2- WAY SOLENOID VALVE QTYPOWERVOLTAGEINSULATION

2 No.2*15W24VDCIP 65

LIMIT SWITCH QTYINSULATIONVOLTAGE

2No.IP 5424VDC

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1.5.2 L.P BYPASS VALVE (CONTD)CONTROL VALVE ACTUATOROPERATING PRESSURE MAX. 250BARVALVE STROKE 100mmCYLINDER STROKE 110mmSTROKING TIME OPERATING CONTROL WITH

SERVO VALVE2 SEC /100mm

ELECTRICAL DATASERVO VALVEQTYNOMINAL CURRENT PER COILRESISTANCE PER COILINSULATION

1 No.7.5Ma200 OHMIP 65

3/2-WAY SOLENOID VALVEQTYVOLTAGEPOWERINSULATION

1No.24VDC30WIP 65

POSITION TRANSMITTERVOLTAGEO/P SIGNALINSULATION

24VDC4 TO 20Ma(4Ma—valve closed)IP 65

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1.6 AUX PRDS SYSTEM1.6.1 AUX PRDS

STEAM SOURCE MAIN STEAM, 537°C, 126 KSCHEADER PARAMETRES 12KSC(a), 230 °CSPRAY WATER SOURCE FLOW PRESS. TEMP

LOW CAP 1.0 14.0 46.1HIGH CAP 6.8 15.4 46.1

FLOW PATH FLOW CONTROLHIGH CAPACITY LINE 33.2 T/HR PNEUMATICLOW CAPACITY LINE 4.82 T/HR PNEUMATICBYPASS LINE - MOTOR OPTDSAFETY VALVES (BHEL MAKE) I II IIISET PRESSURE KSC (g) 13.0 13.5 14.0TEMPERATURE DEG C 250 230 / 250 230 / 250CAPACITY KG / HR 25332 52786.9 54762.6MATERIAL CS CS CSBLOW DOWN KSC (g) 0.7SEAT DIAMETER mm 72.4FULL LIFT mm 18.10AUX STEAM CONNECTIONSa) UNIT HDRDEAERATOR PEGGING **F.O.ATOMISATION & 0.15 T / HR / GUN OIL GUN SCAVENGING 0.30 T / HR / GUNTURBINE GLAND SEALING **MILL INERTING **RAPH SOOT BLOWING 1.050 T/ HR / RAPHACID CLEANING SPARE CONNECTIONS (2)TIE TO STATION HEADER b) STATION HDR HFO UNLOADING 100 – 300 KG / TANKERTANK HEATING MAX HEAT LOAD TO MAINTAIN TEMPHFO TANK 800 KG / HR 60 KG / HR / TANKDRAIN OIL TANK 12 KG / HR 5 KG / HR / TANKHFO SUCTION HEATING 100 KG / HR / HEATER HEADER DRAINS TO IBD TANK VIA FLASH PIPE MATERIAL OF PIPIING ALLOY STEEL (UP TO DSH)

CARBON STEEL (AFTER DSH)

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1.7 CHEMICAL FEED SYSTEM

1.7.1. NEUTRALISING AMINE SOLUTION SYSTEMTANK NUMBER 1 PER UNITCAPACITY 24 Hrs, 200 LtrsCONCENTRATION 1 PPM IN FEED WATER WITH 9.3 pHPUMPSNUMBER 2 PER TANKMAX CAP 12.1 Ltrs/Hrs OR 3.2 GPH MAX PRE 49.2 KG/CM2 OR 700 PSI MOTORNUMBERS 2MAKE BALDOR INDUSTRIAL MOTORFRAME 56C SER F1196HP 0.5SERVICE FACTOR 1.15VOLTS 240HERTZ 50AMPS 4.4RPM 1425EFFICIENCY 62%POWER FACTOR 62%RATING CONTINUOUS @ 500 C AMB

1.7.2 OXYGEN SCAVENGER SYSTEMTANKCAPACITY 20 DAYS, 200 LtrsHYDRAZINE CONCENTRATION 15-20 ppb IN FEED WATERPUMPMAKE NEPTUNE PROPORTIONING PUMPMODEL NO. 501-S-N3-T15-50CSL NO 99022Discharge Pressure 9KSCMAX CAPACITY 1.55 LPH or 0.41 GPHMOTORHP 0.5SERVICE FACTOR 1.15VOLTS 240HERTZ 50AMPS 4.4RPM 1425EFFICIENCY 62%POWER FACTOR 62%RATING CONTINUOUS @ 500 C AMB.

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1.7.3 PHOSPHATE CHEMICAL FEED SYSTEM1.7.3 a) SMALL PHOSPHATE DOSING PUMP:

TANKNUMBER 2CAPACITY 4 DAYS, 200 LtsCONCENTRATION 5 ppm in boiler drumSMALL PUMPMAKE NEPTUNE PROPORTIONING PUMPCAPACITY 9.08 lph or 2.4 gphMAX PRESURE 210 kg/cm2 or 3000 psiMOTORMake BALDOR Electrical corporationHP 0.75SERVICE FACTOR 1.15VOLTS 240HERTZ 50AMPS 5.8RPM 1425EFFICIENCY & P.F 64% & 0.67RATING CONTINUOUS @ 500 C AMB.THERMOSTAT RATINGVOLTS 115 230 460AMPS 6.0 3.0 1.5

1.7.3 b) BIG PHOSPHATE DOSING PUMP:MOTOR:Make Crompton GreavesType 1- ph. Induction motor Voltage 415 VCurrent 7.9 ampsSpeed 1430 rpm.Class of insulation FPUMP:Make Swelore Controlled Volume pumpModel WD-3000/20No. of pumps 1 noCapacity 100 lphDischarge pr. 210 KSC

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2.1 BOILER 2.1.1 MAIN BOILER

MANUFACTURER BHEL CE DESIGN

TYPE NATURAL CIRCULATION, RADIANT REHEAT, DRY BOTTOM, TOP SUPPORTED

BOILER DRUM DESIGN TEMP AND PRESSURE

3460 c,160 kg/cm2

BOILER DESIGNATION 10135 132 - 63.5 NCRR 9372 114 – 63.5

TYPE OF FIRING TILTING TANGENTIAL (COAL & OIL)FIXED TANGENTIAL (COREX GAS)

TYPE OF SUPER HEATER LTSH, PLATEN, SPACED FINAL SHWATER VOLUME

GENERATING SURFACE, CIRCULATING SYSTEM INCLUDING DRUM, DOWN COMERS, WATER WALL PANELS & HEADERS

70.5 m3

ECONOMISER 30 m3

SUPER HEATERS (DRUM TO SH OUTLET HEADER) 47 m3

REHEATER 15 m3

TOTAL WATER VOLUME OF BOILER 183.5 m3

MIN. LOAD AT WHICH S.G CAN BE OPERATED CONTINUOUSLY WITH COMPLETE FLAME STABILITYFURNACETYPE BALANCED DRAFT FURNACE WITH

FUSION WELDED WATER WALLSWIDTH 10134.6 mmDEPTH 9372.6 mmFURNACE HT. (RING HEADER TO ROOF) 39508 mmVOLUME (W x D x H) 3268 m3

FUEL HEAT INPUT 302.5 X 106 kcal/hrFURNACE PROJECTED AREA 2017 m2

PLAN AREA 95 m2

RESIDENCE TIME OF FUEL *EFFECTIVE AREA USED TO CALCULATE RESIDENCE TIME

*

EXPLOSION /IMPLOSION WITHSTAND CAPACITY

±889 mmwc

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2.1.1 MAIN BOILER (CONTD)YIELD POINT

UNIT 100%SGMCR (COAL)

100%SGMCR(COREX GAS)

P A LOADING Mkal/h/m2 3.35 3.4EPRS LOADING Kcal/h/m2 157800 159400VOLUMETRIC LOADING Kcal/h/m3 85150 86100

WATER WALLSFRONT REAR SIDE

NUMBER OF TUBES 132 132 114OUTER DIAMETER mm 63.5 63.5 63.5PITCH mm 76.2 76.2 76.2MATERIAL SA210GrCHEATING SURFACE 2552.3 m2

DESIGN PRESSURE OF TUBE kg/cm2 160DESIGN TEMPERATURE 0C 374.5METHOD OF JOINING LONG TUBES BUTT WELDINGWATER WALL HEADERS

W/W OUTLET BOTTOM RING NUMBER OF HEADERS 3 4OUTSIDE DIAMETER mm 219.1 406.4THICKNESS mm 36 50DESIGN PRESSURE OF HEADER kg/cm2 160 162.3DESIGN TEMPERATURE 0 C 346.5 346.5MATERIAL SA106GrC SA106GrC

2.1.2 ECONOMISERTYPE PLAIN TUBE, NONSTEAMINGTOTAL HEATING SURFACE 4800 m2

NUMBER OF BLOCKS 2NUMBER OF TUBES UPPER BANK 117

MIDDLE BANK 72LOWER BANK 117

OUTER DIAMETER OF TUBE mm 44.5 THICKNESS mm 4.5END PITCH mm 107.95END SPACE 137.3MATERIAL SA 210 GRA1DESIGN PRESSURE OF TUBE kg/cm2 164DESIGN TEMPERATURE 0 C 348ECONOMISER HEADERS INLET OUTLETNUMBER OF HEADERS 1 1OUTSIDE DIAMETER mm 273.00 323.90THICKNESS mm 32 36DESIGN PRESSURE OF HEADER kg/cm2 164 160DESIGN TEMPERATURE 0 C 348 376MATERIAL SA 106 GrC

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2.1.3 SUPER HEATERSSUPER HEATER LTSH PLATEN FINALTYPE HORZ. &

PENDANT CONVECTION

VERTICAL RADIANT

VERTICALCONVECTION

HEATING SURFACE 6698 462 654NUMBER OF BLOCKS 3 2/1 2NUMBER OF TUBES 88 21 65ELEMENTS / ASSY 4 5+1 3OUT DIA. OF TUBE 44.5 mm 47.63 mm 47.63 mmLENGTH m 47911 4110 4371END SPACE mm 95.25 495.3 190.5CTRS mm 114.3 457.2 152.4MATERIAL SA 213 T11/T22 SA 213 T91/T22 SA 213 T91/T22THICKNESS mm 5.6 5.6 - 8.6 5.6SUPER HEATER HEADERMATERIAL SA 106 GrC/B, 210 GrC, 335 P12/P22

DESIGN PRESSURE kg/cm2 148.3 - 159.5

DESIGN TEMPERATURE 0 C 348.0 - 524.0

OUTER DIA. OF HEADERS FROM 1-14 IN mm

219.10, 273, 219.1, 273, 273, 219, 219, 273, 368, 406, 323.9, 368, 368, 323.9

TOTAL NO. OF HEADERS 18

THICKNESS mm 32, 32, 28, 32/28, 28, 28, 28, 32, 45, 56, 40, 57, 56, 50

2.1.4 REHEATERTYPE RADIANT FRONT SPACED, REAR SPACED

MATERIAL SA 209 T1, 213 T11/T22/T91

HEATING SURFACE m2 1563

DESIGN PRESSURE kg/cm2 40

DESIGN TEMPERATURE 0 C 349 TO 624

OUTER DIAMETER mm 54.0 TO 63.5

THICKNESS mm 3.6 TO 15

MEAN EFFECTIVE LENGTH/TUBE m *

TOTAL NO. OF TUBE ASSEMBLY 43+43=86

TOTAL NUMBER OF TUBES *

REHEATER HEADER INLET OUTLET

MATERIAL SA 106 GRB SA 335 P22

DESIGN PRESSURE kg/cm2 40 38.2

DESIGN TEMPERATURE 0 C 370 540

OUTER DIAMETER mm 406.4 558.8

THICKNESS mm 16 32

TOTAL NUMBER OF HEADERS 2

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2.1.5 SUPERHEATER AND REHEATER SPRAY STATIONSH Temp. Control SPRAY MIXING TYPE

STAGES OF ATTEMPERATION 2

STAGE - 1 STAGE - 2

POSITION IN STEAM CIRCUIT LTSH-ATTEMP- PLATEN

PLATEN-ATTEMP-FINAL S.H.

MATERIALS SPECIFICATION SA 335 P12 SA 335 P22

THICKNESS mm 40 50

OUTER DIAMETER mm 368 368

DESIGN TEMPERATURE 0 C 503 530

DESIGN PRESSURE kg/cm2 155.2 149.3

DESIGN FLOW tph 44 6

CONTROL TEMPERATURE 540 0 C

CONTROL RANGE (60%TMCR –100%BMCR) kg/h

231795 – 415000

PRESSURE AT OUTLET (60%TMCR –100%BMCR) kg/cm2

126.94 –131.00

REHEATER TEMPERATURE CONTROL

CONTROL TYPE BURNER TILT, SPRAY & EXCESS AIR

MAX. ANGLE OF TILT +/- 300

CONTROL TEMPERATURE 5400 C

CONTROL RANGE (60%TMCR –100%BMCR) kg/h

200435 – 338384

PRESSURE AT OUTLET (60%TMCR –100%BMCR) kg/cm2

20.16 – 34.56

MATERIALS SPECIFICATION SA 106 GRB

DESIGN TEMPERATURE 0 C 370

DESIGN PRESSURE kg/cm2 40

DESIGN FLOW (tph) 25

OUTER DIAMETER mm 406.4

THICKNESS mm 12.7

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2.1.6 BOILER MOUNTINGS & FITTINGSWATER LEVEL INDICATORLOCATION TYPE NUMBER MAKE VISIBILITY

DRUM DWLG 2 YARWAY 18”

EWLI 2 YARWAY 18”

FIRE MAN’S FLOOR RWLI 1 YARWAY 18”

2.1.7 MAIN PARAMETERSFUEL DESIGN COAL (Guarantee Fuel)

100% BMCR

93.3% BMCR

56% BMCR

GENERATOR MW 130

FLOW t/hPRIMARY 415 387.04 231.79

REHEAT 338.4 329.2 200.43

STEAM

TOTAL HEAT OUTPUT OF SYSTEM Mkcal/h 273.8 257.3 160.8PRESSURE AT SH OUTLET Kg/cm2 131 130.25 126.94TEMP AT SH OUTLET 0 C 540 540 540PRESSURE AT RH INLET Kg/ cm2 34.56 33.6 20.16TEMP AT RH INLET 0 C 349.1 348.5 337.5PRESSURE AT RH OUTLET Kg/ cm2 32.74 31.84 19.08TEMP AT RH OUTLET 0 C 540 540 540

FEED WATER TEMP 0 C 239.7 239 216.3AMBIENT AIR TEMP 0 C 35 35 35COMBUSTION AIR TEMP (SEC) 0 C 261 260 243FUEL QUANTITY t/h 45.5 42.7 26.6TOTAL COMBUSTION AIR t/h 500 479 293TEMP OF FLUE GAS AT BOILER EXIT 0 C 125 124 106EFFICIENCY BASED ON HHV (ASME PTC 4.1) 90.65 % 90.67 % 91.31%

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2.1.8 SAFETY VALVES

TAG NO.

TYPESIZE

SET PRESSURE

% B D

REL CAP.

TOTAL REL CAP.

APRX. WT

SILENCER

INLET OUTLET OPEN CLOSE Y/N

DRUM

SV 1 CONSOL 1759 WB 76.2/3" 152.4/6" 160 153.6 4 163155

331173

213 N

SV 2 CONSOL 1759 WB 76.2/3" 152.4/6" 164.8 156.5 5 168018 213 N

SH

SV 3 CONSOL 1759 WD 76.2/3" 152.4/6" 144.6 138.8 4 118780 118780 213 Y

SV 4 CONSOL 1538VX-10W 63.5/2.5" 101.6/4" 141.7 138.8 2 91158 91158 295 Y

CRH SV 5 CONSOL 1785 WB 152.4/6" 203.2/8" 40 38.0 5 154901 154901 340 N

HRH

SV 6 CONSOL 1785 WD 152.4/6" 203.2/8" 37 35.1 5 122294 246838 340 Y

SV 7 CONSOL 1785 WD 152.4/6" 203.2/8" 37.7 35.8 5 124544 246838 340 N

SB SV 8 CONSOL 1811 JB 38.1/1.5" 63.5/2.5" 40 38.4 4 14940 14940 25 N

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2.1.9 PREDICTED PERFORMANCE COAL SYSTEM2.1.9 a) FLOW t/hr (HHV=6649 KCAL/KG)

DESCRIPTION HP HEATERS IN HP HEATERS

OUTBMCR TMCR 75%

TMCR60% TMCR

BMCR HEAT INPUT

SH OUTLET 415 387 289.3 231.8 356.4

RH OUTLET 338.4 329.2 248.5 200.4 338.6

FEED WATER 410.8 377.8 281.1 224.7 338.4

SH SPRAY 4.2 9.2 8.2 7.1 18.0APH OUTLET(PA) 51.8 49.1 38.2 33.3 62.0

APH OUTLET (SA) 376.2 347.5 265.9 203.7 363.5

TEMPERING AIR 47.4 48.4 29.4 30.6 36.5

COMBUSTION AIR 500.4 470.0 358.5 292.6 487.0COAL 45.5 42.7 32.6 26.6 44.3F.G AT RAPH INLET 540 507.0 386.0 315.0 525.0F.G AT RAPH OUTLET 598.5 565.1 440.9 367.2 584.0

2.1.9 b) TEMPERATURE OC

DESCRIPTION

HP HEATERS IN HP HEATERS OUT

BMCR TMCR 75%TMCR

60%TMCR

BMCRHEAT INPUT

STEAMSAT. TEMP. IN DRUM 339 337 333 331 336LTSH OUTLET 455 449 443 438 471SH PLATEN INLET 443 439 430 422 435SH PLATEN OUTLET 518 520 524 527 518SH FINAL INLET 512 511 514 517 509SH FINAL OUTLET 540 540 540 540 540RH INLET 349.1 348.5 341.6 337.5 360.3RH OUTLET 540 540 540 540 540WATERECONOMISER INLET 240 239 226 216 158ECONOMISER OUTLET 269 269 259 252 215AIRAMBIENT 35 35 35 35 35AH OUTLET (PRI) 254 254 245 242 216AH OUTLET (SEC) 262 261 249 244 221

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2.1.9 PREDICTED PERFORMANCE COAL SYSTEM (CONTD)2.1.9 b) TEMPERATURE OC GAS

HP HEATERS IN HP HEATERS OUT

BMCR TMCR 75% TMCR

60% TMCR

BMCR HEAT INPUT

SH PLATEN INLET 1093 1104 1067 1039 1075RH FRONT INLET 1006 1011 965 930 989RH REAR INLET 899 900 848 808 886SH FINAL INLET 763 760 711 676 753LTSH INLET 661 656 614 584 655ECONOMISER INLET 395 393 381 374 399AIRHEATER INLET 301 298 281 269 255AIRHEATER OUTLET (CORRECTED)

125 124 112 106 108

2.1.9 c) PRESSURE (STEAM & WATER) Kg/cm2 (g)

DESCRIPTION

HP HEATERS IN HP HEATERS OUT

BMCR TMCR 75%TMCR

60%TMCR

BMCRHEAT INPUT

SH OUTLET 131.0 130.25 127.99 126.94 129.49LTSH OUTLET 140.8 138.8 132.9 130.2 136.8DRUM 145.4 142.9 135.3 131.8 140.3ECONOMISER INLET 149.0 146.3 138.2 134.4 143.5REHEATER OUTLET 32.74 31.84 23.85 19.08 33.02REHEATER INLET 34.56 33.6 25.18 20.16 34.84PRESSURE DROPSH SYSTEM 14.4 12.65 7.31 4.86 10.81RH SYSTEM 1.82 1.76 1.33 1.08 1.82ECONOMISER SYSTEM 3.6 3.4 2.9 2.6 3.2

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2.1.9 PREDICTED PERFORMANCE COAL SYSTEM (CONTD)2.1.9 d) PRESSURE & DRAFTS ( AIR & GAS ) mmwc

DESCRIPTION

HP HEATERS IN HP HEATERS OUTBMCR TMCR 75%

TMCR60%TMCR

BMCRHEAT INPUT

PRIMARY AIRP.A.FAN INLET -16 -15 -10 -9 -16P.A. FAN OUTLET 804 789 805 742 800AIR HEATER INLET 784 771 792 730 780AIR HEATER O/L 776 763 787 726 769MILL INLET 641 630 663 607 635MILL OUTLET 296 288 312 272 292SECONDARY AIRF.D. FAN INLET -14 -12 -7 -4 -14F.D. FAN OUTLET 285 263 196 159 272SCAPH INLET 275 254 191 156 262SCAPH OUTLET 255 236 181 150 242AIRHEATER INLET 245 227 176 147 232AIRHEATER OUTLET 148 143 125 115 146WINDBOX I/L PRESSURE

100 100 100 100 100

GASFURNACE -5 -5 -5 -5 -5SH PLATEN INLET -5 -5 -5 -5 -5RH INLET -6 -6 -6 -6 -6LTSH INLET -23 -22 -15 -11 -24ECO INLET -58 -54 -38 -30 -57APH INLET -98 -91 -61 -47 -96EP INLET -186 -171 -113 -84 -173ID FAN INLET -241 -222 -143 -104 -218ID FAN OUTLET 16 15 8 5 12

2.1.9 e) MILL AND BURNER PERFORMANCE

DESCRIPTION

HP HEATERS IN HP HEATERS

OUTBMCR TMCR 75%

TMCR60%TMCR

BMCRHEAT INPUT

MILL TYPE 3NOS. XRP 703NO.OF MILLS IN SERVICE 3 3 2 2 3MILL LOADING t 60 56 64 52 58AIR FLOW PER MILL t/hr 33.1 32.5 33.8 31.9 32.8AIR TEMP. AT MILL I/L C 153 150 157 147 152AIR TEMP AT MILL O/L C --------------------66 - 90 -------------FINENESS % (THRU’200 MESH)

70 70 70 70 70

BURNER TILT C +6 +16 +25 +30 +3BURNER ELEVATION IN OPERATION

A,B,C A,B,C A&B A&B A,B,C

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2.1.9 PREDICTED PERFORMANCE COAL SYSTEM (CONTD)2.1.9 f) O2 , CO2 (DRY VOL ) AND EXCESS AIR

DESCRIPTION

HP HEATERS IN HP HEATERS OUT

BMCR TMCR 75%TMCR

60%TMCR

BMCRHEAT INPUT

O2 AT ECO. OUTLET% 3.58CO2 AT ECO. OUTLET% 15.11EXCESS AIR AT ECO. O/L% 20

2.1.9 g) HEAT BALANCE

DESCRIPTION

HP HEATERS IN HP HEATERS OUT

BMCR%

TMCR%

75%TMCR%

60%TMCR%

BMCRHEAT INPUT

LOSSES (AS PER ASME PTC 4.1 )DRY GAS 3.62 3.60 3.08 2.90 2.94H2O & H2 IN FUEL 4.06 4.05 4.02 4.00 4.01H2O IN AIR 0.14 0.14 0.12 0.11 0.12UNBURNT CARBON 0.80 0.80 0.80 0.80 0.80RADIATION 0.23 0.24 0.31 0.38 0.23UNACCOUNTED 0.50 0.50 0.50 0.50 0.50TOTAL LOSSES 9.35 9.33 8.83 8.69 8.60

EFFICIENCY 90.65 90.67 91.17 91.31 91.4

2.1.9 h) COAL ANALYSISPROXIMATE ANALYSIS (% BY Wt.)FIXED CARBON 53.3%VOLATILE MATTER 24.7%MOISTURE 8.3%ASH 13.6%GRINDABILITY INDEX 53 HGIHIGHER HEATING VALUE 6649 Kcal/kgSIZE OF COAL TO MILL 25(appox) mmULTIMATE ANALYSISCARBON 66.5%HYDRON 4.0%SULPHUR 0.4 %NITROGEN 1.4 %OXYGEN 5.9 %MOISTURE 8.3 %ASH 13.6 %

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2.1.10 PREDICTED PERFORMANCE COREX SYSTEM2.1.10 a) FLOW t/hr

DESCRIPTION HP HEATERS IN HP HEATERS OUT

BMCR TMCR 75% TMCR

60% TMCR

BMCR HEAT INPUT

SH OUTLET 415 387 289.3 231.8 356.4

RH OUTLET 338.4 329.2 248.5 200.4 338.6

FEEDWATER 397 372.4 289.3 227.4 325.6SH SPRAY 18.0 14.6 0 4.4 30.8RH SPRAY 11.9 5.4 0 0 9.0

APH OUTLET (SA) 370.2 345.5 257.6 244 359.3

COMBUSTION AIR 395.2 370.5 282.6 269.0 384.3FUEL COREX GAS (HHV= 1494 KCAL/KG)

209.3 196.2 149.6 122.1 203.5

FLUE GAS AT RAPH INLET

605 567 432 391 588

FLUE GAS AT RAPH OUTLET

648.5 608.7 468.7 426.8 631.1

2.1.10 b) TEMPERATURE OC

DESCRIPTION

HP HEATERS IN HP HEATERS OUT

BMCR TMCR 75%TMCR

60%TMCR

BMCRHEAT INPUT

STEAMSAT. TEMP. IN DRUM 339 337 333 331 336LTSH OUTLET 458 454 432 444 487SH PLATEN INLET 434 433 432 437 419SH PLATEN OUTLET 517 518 515 526 513SH FINAL INLET 508 509 515 517 504SH FINAL OUTLET 540 540 540 540 540RH INLET 325 334 342 337.5 334RH OUTLET 540 540 540 540 540WATERECONOMISER INLET 240 239 226 216 158ECONOMISER OUTLET 279 277 264 263 231AIR AMBIENT 35 35 35 35 35AH OUTLET (SEC) 292 289 273 265 254

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2.1.10 PREDICTED PERFORMANCE COREX SYSTEM(CONTD)2.1.10 b) TEMPERATURE °C GAS

HP HEATERS IN HP HEATERS OUT

BMCR TMCR 75% TMCR

60% TMCR

BMCR HEAT INPUT

SH PLATEN INLET 1108 1079 987 935 1092RH FRONT INLET 1017 989 900 855 1000RH REAR INLET 908 881 797 758 893SH FINAL INLET 772 747 677 650 760LTSH INLET 687 666 608 589 676ECONOMISER INLET 447 436 399 405 448AIRHEATER INLET 332 325 297 292 290AIRHEATER OUTLET (CORRECTED)

170 166 154 144 150

2.1.10 c) PRESSURE (STEAM & WATER) Kg/cm2

DESCRIPTION

HP HEATERS IN HP HEATERS OUT

BMCR TMCR 75%TMCR

60%TMCR

BMCRHEAT INPUT

SH OUTLET 131.0 130.25 127.99 126.94 129.49LTSH OUTLET 140.8 138.8 132.9 130.2 136.8DRUM 145.4 142.9 135.3 131.8 140.3ECONOMISER INLET 149.0 146.3 138.2 134.4 143.5REHEATER OUTLET 32.74 31.84 23.85 19.08 33.02REHEATER INLET 34.56 33.6 25.18 20.16 34.84PRESSURE DROPSH SYSTEM 14.4 12.65 7.31 4.86 10.81RH SYSTEM 1.82 1.76 1.33 1.08 1.82ECONOMISER SYSTEM 3.6 3.4 2.9 2.6 3.2

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2.1.10 PREDICTED PERFORMANCE COREX SYSTEM (CONTD)2.1.10 d) PRESSURE & DRAFTS ( AIR & GAS ) mmwc

DESCRIPTION

HP HEATERS IN HP HEATERS OUTBMCR TMCR 75%

TMCR60%TMCR

BMCRHEAT INPUT

SECONDARY AIRF.D. FAN INLET -18 -15 -9 -8 -16F.D. FAN OUTLET 308 278 205 196 284SCAPH INLET 295 267 199 190 272SCAPH OUTLET 270 246 187 179 250AIRHEATER INLET 258 236 181 174 240AIRHEATER OUTLET 160 152 133 131 155WINDBOX I/L PRESSURE 110 110 110 110 110GASFURNACE -5 -5 -5 -5 -5SH PLATEN INLET -5 -5 -5 -5 5-RH INLET -8 -7 -6 -6 -8LTSH INLET -31 -28 -19 -15 -30ECO INLET -75 -68 -46 -40 -73APH INLET -129 -116 -77 -67 -124EP INLET -256 -225 -143 -122 -232ID FAN INLET -342 -298 -186 -155 -303ID FAN OUTLET 25 21 12 9 21

2.1.10 e) O2 , CO2 (DRY VOL ) AND EXCESS AIR

DESCRIPTION

HP HEATERS IN HP HEATERS OUT

BMCR TMCR 75%TMCR

60%TMCR

BMCRHEAT INPUT

O2 AT ECO. OUTLET% 2.76 2.76 2.76 4.87 2.76CO2 AT ECO. OUTLET% 33.6 33.6 33.6 29.68 33.6EXCESS AIR AT ECO. OUTLET%

20 20 20 40 20

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2.1.10 f) HEAT BALANCE

DESCRIPTION

HP HEATERS IN HP HEATERS

OUTBMCR%

TMCR%

75%TMCR%

60%TMCR%

BMCRHEAT INPUT

%LOSSES(AS PER ASME PTC 4.1 )DRY GAS 6.05 5.9 5.44 5.46 5.17H2O & H2 IN FUEL 5.76 5.75 5.70 5.65 5.69H2O IN AIR 0.18 0.17 0.16 0.17 0.15UNBURNT CARBON 0 0 0 0 0RADIATION 0.23 0.24 0.31 0.38 0.23UNACCOUNTED 0.2 0.2 0.2 0.2 0.2TOTAL LOSSES 12.42 12.26 11.81 11.86 11.44EFFICIENCY 87.58 87.74 88.19 88.14 88.56

2.1.10 g) COREX GAS ANALYSISDESCRIPTION %VOLCARBON MONOXIDE 42CARBON DIOXIDE 35HYDROGEN 18WATER VAPOUR 1.5NITROGEN 2.5METHANE 1CALORIFIC VALUE 1830 Kcal/NM3

DENSITY OF COREX GAS 1.28GAS TEMPERATURE AT TERMINAL POINT 45 (Normal)

30(Minimum)60 (Maximum)

DUST CONTENT IN COREX GAS Not greater than 5 mg/Nm3

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2.2 AIR SYSTEM2.2.1 F.D. FAN

Application Force draft fanNo. of fan 2Type AP 1 17/11Medium handled Atmospheric AirORIENTATION Vertical suction horizontal deliveryCapacity 71.5 m3/sEFFICIENCY 86%Total developed 470 mmwcTemp. of medium 50 0 cSp. Weight 1.017 Kg/m3

Speed 1480 rpmFAN RESERVEFlow 48.3%Pressure 56.1%Coupling Rigiflex Type of regulation Blade pitch controlLubrication FOLS ISO VG 68Fan fixed brg. 7230 C3Fan free brg. NU 230 C3Fan weight 7.5 tonneMOTORMake BHEL BHOPALFRAME SIZE 1 LA 7566 - 4Type TEFC IP 55Rating 550 KWVoltage 6600 VRotor type Sq. cageFull load current 59.0 amps Speed 1487 rpmMotor weight 4150 kgLubrication Grease servogem 3

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2.2.1 F.D.FAN (CONTD)Oil circulation systemOil reservoir 500 LtLub Oil Pump 2 no.Make ALEKTON SCREW PUMPModel OF 240 , -560- 2Diff. Pr. 12.0 KG/cm 2

Flow 70 lpmISO VISCOSITY GRADE 68Viscosity 68 cst at 40°CSpeed 2890 rpmPower 3.6 kwMotor dataMake KirloskerPower 3.7 kwSpeed 2900 rpmCurrent 7.1 ampsVoltage 415 VLub oil filter 2 no.Make Southern lubricationType Basket typeMesh material S.S.Size 60 micronsWorking pr. 12.0 kg/cm2

Relief valve set pressure 13.2 barCapacity 100 liters per min.Cooler 2 no.Make Reynolds engineeringType Shell & tube typeDesign pr. Shell side 16 kg /cm 2 at 100 0 cDesign pr. Tube side 10.6 kg/cm 2 at 100 0 cFlow 80 lpmCooling water flow 258 LPMOil inlet / outlet temp. 62 /47 °CWater inlet / outlet temp. 40 / 42.1 °CHeat dissipation 32400 kcal /hr

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2.2.2 PRIMARY AIR FAN.Make BHELType NDV 20 HNo. of fan per unit 2 nosType of fan control Inlet damper control and hydraulic couplingCapacity 30 m3/sTotal head 1313 m WCTemp. Of medium 50 °CSp. Weight of medium 1.017 kg/m3

BEARING LOSS 8 KWEFFICIENCY 82.5 %Speed 1440 rpmReserve flow 47%Reserve pr. 59.7%FAN WEIGHT 8.5 TStarting torque 312 kgmType of coupling Voith hydraulic coupling 650 SVTL 21-18,5.1Rotation viewed in direction of power flow

CW

Scoop tube stroke 168 mmFull load slip 2.7 %Oil tank filling 300 LtLubrication FOLS ISO VG 68Lubrication for coupling SERVOGEM EP 1MOTORMake BHEL BHOPALFRAME SIZEType TEFC IP55Rating 525 KwSpeed 1480 rpmVoltage 6600 VRotor type Sq. cageMotor weight 4050 kgFull load current 57.5 ampsBrg. Lubrication Servogem 3LUBRICATION CHARTComponent Fan main bearingsLubricant Servoprime 68,Turbine oil 68, Bharat turbil 68 ,Teresso

68Filling location Oil tankFrequency of filling Once in two yearsQuantity per fan 400 LitersComponent Damper control assemblyLubricant Servogem 3, Lithon 3, Bharat mp greaseFilling location Rod and assemblyFrequency of filling Once in a yearQuantity per damper Approx. 1 kgComponent Connecting gear couplingLubricant Servogem EP 1Filling location Gear couplingFrequency of filling Once in a yearQuantity per coupling Approx 10 kg

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2.2. 2 PA FAN (contd)Oil circulation systemTank capacity 400 LtLUB OIL PUMP 2 no.Make ALEKTON SCREW PUMPModel OF 240 , -560- 2Discharge. Pr. 5.0 barRelief valve set pressure 5.5 barFlow 45 lpmViscosity 12 - 68 cSt at 40 °CSpeed 2890 rpmPower 0.9 kwMotor dataMake KirloskerPower 1.5 kwSpeed 2890 rpmCurrent 3.2 ampsVoltage 415 vLub oil filter SimplexMake Southern lubricationType Basket typeMesh material SSSize 60 micronsCapacity 60 liters per min.Cooler Make Reynolds engineeringCapacity 16200 kcal /hrOil recooling 62 / 47 °CWater requirement 136 LPMWater I/O temp. 40 / 41.99 °CVOITH COUPLINGFilter 25 micronCooler Type Shell & tube typeDesign pr. Shell side 10 kg /cm 2 at 110 0 cDesign pr. Tube side 10 kg/cm 2 at 60 0 cOil Flow 112 lpmCooling water flow rate 208 lpmOperating pressure (shell / tube) 3.5 ksc / 6.0 kscInlet / outlet temp shell side 95 °C / 66.5°CInlet / outlet temp tube side 38 °C / 46°CHeat dissipation 100 KW

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2.3 BOILER AUXILIARIES2.3.1 SCANNER AIR FAN:

Number per Boiler 2 Nos. One – AC & One DC Type RADIAL BACKWARD CURVED BLADE, SINGLE

SUCTION, FAN SIZE HPSC-180-SWSICapacity 4000 CMHSUCTION PRESSURE 0-200 MMWCPRESSURE DEVELOPED 200mmWCBHP 3.17 KwRpm 2880EFFICIENCY OF FAN 66.5%DIRECTION OF ROTATION CW SEEN FROM DRIVE ENDDrive AC motor DC motorMake Kirlosker KirloskerPower 3.7 kw 3.7 kwVoltage 415 V, 3Ø 220VDCRated current 7 amps 21 ampsF.L EFFICIENCY & P.F 82% & 86% 80% & -Frequency 505% --Enclosures IP55 IP55RPM 2880 3000

2.3.2 SCANNER Type UV Scanner (for Corex) Visible light safe flame (for coal & oil)No 20 (12 safe flame & 8 UV)

2.3.3 IGNITOR AIR FANNumber per Boiler 2 Nos. ( one stand by)Make DoctaireType Radial backward curved blade, single suction,

SWSI(Centrifugal)FAN SIZE HPSC-350-SWSICapacity 11000 CMHSuction pressure 0 - 250 mmwcPressure developed 250mmWCAir temp. 50°CBHP 13.8 KWEfficiency of fan 73%Size 350Rpm 1465DriveMake ABBFrame size 180 MPower kw 15Voltage 415 V, DeltaRated current 27AEnclosure IP55Duty S1Frequency 505%Bearing DE-6310C3, NDE-6309C3Lubricant LITHIUM GREASE-III (Castrol AP3 or equiv.)

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2.3.4 SOOT BLOWERSSet pressure 30 kgf/cm2

Temperature of steam 379 0CSafety valve (open) 40 kgf/cm2

Safety valve (close) 38.40 kgf/cm2

S.V blowing capacity 14940 kg/hrWALL

BLOWERLONG RETRACTABLE S.B.

Make BHELType WB IE LRD IENo. of blower. 30 Nos. 2 Nos.

(45R & 46L)16 Nos .(47R TO 62L)

Travel 305 mm 5200 mmDead travel --- 375 mmNozzle dia 26 mm 25 mm 19 mmNo. Of nozzles 1 2 2Blowing pressure 10.5 kgf/cm2 10.5 kgf/cm2 10.5 kgf/cm2

Traverse speed 6.1 mpm 1.63 mpmRotation speed 0.7 rpm 5.2 rpmMotor capacity(traverse) 0.56 kw 0.37 kwMotor capacity(rotation) 0.05 kw 0.45 kwBlowing rate per blower 40 kg/min 79 kg/min 47 kg/minBlowing time per blower 1.4 min 5.92 minOperating time per blower 1.5 min 6.38 minOperating cycle 42 min 114.84 minSteam consumption / blower 56 kg 467.68 kg 278.24 kgSteam consumption per cycle 1680 kg 935.36 kg 4451 kgCycles per day (assumed) 3 3Steam consumption per day 5040 kg 2806 kg 1335.5 kgBlowing angle 3600 3600

Total steam consumption 16161 kg

2.3.5 AIR PRE HEATER SOOT BLOWERMake BHELMotor capacity 0.18 kwReducer RADICAN TYPECoupling LOVEJOY L-075, L-110Limit switch CUTTLER HAMMER/JAI BALAJIDial thermometer 3/4” BSP, 0-500 0CSteam consumption 1050 kg/hr / DEVICE

2.3.6 FURNACE TEMPERATURE PROBEMake BHELType FTP IETravel 3900 mmTraverse rate 2.9 mpmMotor capacity 0.37 kwTemp. Measurement (with cooling) 5370CTemp. measurement (without cooling) 8130C

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2.4 COREX GAS SYSTEM

2.4.1 COREX BLOWERS No. of Blowers 2 Nos. One for each UnitType CentrifugalMfg. Robin son IndustriesCapacity 47.22 Nm3/secHead 255 mmwcDesign temperature 60Degree CGas outlet temperature 48.3 Degree CFan efficiency at MCR 68.3 %MOTOR:Make SiemensMotor rating 223.7 KWVoltage 6.6 KVPhase 50 HzEnclosure TEFCMotor efficiency at MCR 93 % Synchronous speed 1000 rpmFull load speed 992 rpmCurrent 26AmpsInsulation class FFull load torque 1688Starting torque % age FLT 60Break down torque % age FLT 200

2.4.2 COREX GAS VALVESMake BHELType Fixed tangentialQty. 12 Nos.Control Air damperCapacity 44.1 X 106 KCAL/hr.Disposition CornersFURNACE GAS TRIP VALVESIZE ND 1700 MMQTY 2TYPE SHORT LEVER VALVEOPERATION PNEUMATICOPERATING PRESSURE 700 mmWC / 1000mmWC(MAX)DRIVE PNEUMATIC ROTARY ACTUATOR

(SPRING RETURN)VALVE OPERATING TIME CLOSE: < 5 SEC

OPEN: 15 SEC, + / - 2 SECFLOW 167040Nm3/h (MAX)SUPPLY AIR PRESSURE 4.5KSCAction on air failure Stay-put

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2.4.2 COREX GAS VALVES (CONTD)Corex Control ValvesTYPE NON-CONTACTING BUTTERFLY VLVFLOW RANGE 13920 – 167040Nm3/hWORKING PRESSURE 1100mmWCSEALING EFFICIENCY 98% over C.S.AACTUATION THRU PNEUMATIC CYLINDERAIR PRESSURE 4.5KSCFAIL SAFE POSITION STAY-PUT ON AIR SUPPLY FAILPNEUMATIC CYLINDER MAKE SCHRADERMOUNTING TRUNNIONShell IS 2062Seat IS 2062Disc IS 2062Bypass Goggle ValvesTYPE SLIDE PLATE VALVE – ENCASEDMake FOURESS ENGGDIA 2500mmOPERATION HYDRAULICFLOW RATE 320000 Nm3/hDUST CONTENT 5 mg/Nm3SEALING 100%CLAMPING / DECLAMPING DISC SPRING / HYD. CYLINDERDISC MOVEMENT HYDRAULIC MOTOROperating time 40sec. + / - 2sec.HYDRAULIC POWER PACK MOTORMAKE ABBRATING 11.2KWRPM 1440Current 12.6AHYDRAULIC POWER PACKTYPE VANE PUMPMAKE YUKENPUMP 22LPMWorking hydraulic pressure 140KSCTank capacity 150LtHydraulic oil ISO VG 68HAND PUMP DOWTYCAPACITY 13CC, DOUBLE STROKEHYDRAULIC CYLINDER FOR DECLAMPINGTYPE SINGLE ACTINGMAKE ORSETT HYDRAULICSVENT VALVETYPE FIRE SAFE BALL VALVESIZE 100mm NBHYDRAULIC CYLINDER FOR VENT VALVETYPE DOUBLE ACTING

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2.4.2 COREX GAS VALVES (CONTD)Unit Goggle ValveTYPE SLIDE PLATE VALVE – ENCASEDMake FOURESS ENGGDIA 2200mmOPERATION HYDRAULICQTY 2FLOW RATE 168473.5 Nm3/hDUST CONTENT 5 mg/Nm3SEALING 100%CLAMPING / DECLAMPING DISC SPRING / HYD. CYLINDERDISC MOVEMENT HYDRAULIC MOTOROperating time 40sec. + / - 2sec.HYDRAULIC POWER PACK MOTORMAKE ABBRATING 11.2KWCurrent 12.6AHYDRAULIC POWER PACKTYPE RADIAL PISTON TYPEMAKE MICO BOSCHPUMP 14cc/rev.Working hydraulic pressure 200barTank capacity 150LtHydraulic oil ISO VG 68HYDRAULIC CYLINDER FOR DECLAMPINGTYPE SINGLE ACTINGMAE ORSETT HYDRAULICSVENT VALVETYPE FIRE SAFE BALL VALVESIZE 100mm NBHYDRAULIC CYLINDER FOR VENT VALVETYPE DOUBLE ACTINGBody IS 2062/IS 808 Carbon steel Shell Carbon steel Disc Carbon steelButterfly valves Carbon steelHEADER VENT TRIP VALVE THREE LEVER VALVE TLV-001QTY 4VALVE SIZE 500mmSUPPLY AIR FAILURE POSITION VALVES TO STAY-PUTValve Operating Time Close / Open 10 / 2 SEC.BURNER TRIP VALVE THREE LEVER VALVE TLV-002QTY 48VALVE SIZE 600mmSUPPLY AIR FAILURE POSITION VALVES TO STAY-PUTValve Operating Time Close / Open 2 / 10 SEC.MAIN VENT ISOLATION VALVE TLV-003QTY 2VALVE SIZE 700mm

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2.4.3 COREX GAS HOLDERCapacity 100000 m3Location At steel plantHOLDER PRESSURE 1025mmWCMinimum guaranteed pressure at terminal 500 mm of WCMaximum pressure at terminal point 800 mm of WC Nitrogen supply at JVSL terminal point 14 – 16 KSCNitrogen pressure for sealing and purging 2 – 3 KSC

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2.5 COAL FIRING SYSTEM

2.5.1 COAL FIRING ROLE OF COAL SUPPLEMENTARY FUELHFO FIRING RANGE UP TO 30 % MCRMAX LOAD BEARABLE 100 %MIN SUPPORTING LOAD 16.5% OF UNIT MCREXCESS AIR 20 %COAL PARAMETERS DESIGN COALANALYSIS OF COAL % BY WT DESIGN (WORST) COALMOISTURE 8.3 (15.0)ASH 13.6 (20.0)VOLATILE MATTER 24.7 (20.0)FIXED CARBON 53.3 (45.0)GCV KCAL / KGLCV

6649 (5300)6392 (5037)

CARBON 66.5 (54.59)HYDROGEN 4.0 (3.37)SULFUR 0.4 (0.5)NITROGEN 1.4 (0.98)OXYGEN 5.9 (5.57)HGI 53 (45)MAX SIZE ALLOWABLE 25mmASH CHARACTERISTICSSiO2 53.3 (37.0)Al 2O3 35.3 (45.8)Fe2O3 4.0 (10.7)CaO 2.2 (1.69)MgO 0.5 (0.44)Na2O 0.3 (0.08) K2O 0.5 (0.29)TiO 1.4 (1.27)PO5 1.3 (0.67)SO3 0.4 (0.94)UN DETERMINED - (1.1)ASH FUSION TEMP 1550°C (> 1200°C)MAX LOAD ON COAL FULL LOADBUNKERNO PER UNIT 3CAPACITY IN TERMS OF TMCR

500 M3 (400 T)/ BUNKER10 HRS STORAGE

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2.5.2 GRAVIMETRIC FEEDERTYPE 24 GR FDR TTFCDMAKE BHEL , TIRUCHICAPACITY MIN-6TPH, MAX-30TPHBULK DENSITY OF COAL 0.88 T/cu.mWORKING PRESSURE 500 mmwcMODE OF CONTROL VARIABLE SPEED DRIVECOC OPERATION CONTINUOUSWEIGHING METHOD ELECTRONIC (SOLID STATE)SPEED SENSOR OPTICAL ENCODERO/P FROM SPEED SENSOR 2000 PULSES / REVOLUTIONWT SENSOR STRAIN GAUGE TYPE LOAD CELLRECOMMENDED PURGE AIR 12 CMM PER FEEDERSERVICE AIR REQUIREMENT 1 m3/hWATER REQUIREMENT 1 m3/hFEEDER MOTORMAKE BHARAT BIJLEE POWER 2.2 KW, TEFC VERTICAL FLANGE MOUNTEDVOLTAGE 415 V, 3 PH, 50 HZSPEED 1430 RPMPOWER FACTOR 0.77 @ F.LCURRENT 5 AEFFICIENCY 72 % @ F.LDUTY S 1, CONTINUOUSWINDING DELTAEDDY CURRENT CLUTCHMAKE GREAVES EC DRIVETYPE ID-205L, FL-2 DRIP PROOFDUTY CONTINUOUSRATING V A RPM KGM

90VDC 2.5 120 – 1200 1.5POWER 2.2 KWADDITIONAL FEATURES EDDY CURRENT CLUTCH & GEAR BOXBRG NO DE - 630677 OPPOSITE END - 630577TACHOGENERATOR GREAVES LIMITEDTYPE INBUILT TYPE ACOUTPUT VOLTAGE 45V + 5 % AC (RMS) AT 1000 RPM, SINUSOIDALNO OF POLES 24GEARMAKE SHANTI GEARS LTDTYPE SPECIAL , HWCGEAR RATIO 184.21: 1CLEAN OUT CONVEYOR MOTORGEAR RATIO-GOC DRIVE 1059.4:1MAKE CROMPTON GREAVESSPEED 910 RPMPOWER 0.25 KW GEARED MOTORVOLTAGE 415 10 V, 3PH, 50HZCURRENT 0.7 AMPS, STAR CONNECTEDP.F & EFFICIENCY AT F.L 0.6 & 0.59%DUTY S1, CONTINUOUSENCLOSURE TEFC-IP 55

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2.5.2 MILLMAKE BHEL, HYDERABADTYPE XRP 703 BOWL MILL SPEED *50 – 60 RPMI/P AT MILL MOTOR SHAFT 224KWCAPACITY 25.5 T / HR / MILLBULK DENSITY OF COAL 0.8 T/Cu.MNO OF MILLS / UNIT 3 LOAD (TGMCR) 60 % 75 % 100 % SGMCRNO OF MILLS WORKING 2 2 3 3TEMP AT MILL O/L LOW VOL <30% HIGH VOL>30% MAX/MIN

75-80 C 65-75 C 95/60 CSPRING COMPR SETTING 9.02 TONSSPRING RATE 3550 KG / CMMILL DRIVE ASSYMILL SIDE ASSYJOURNALASSYJOURNAL COVER & SPRINGCLASSIFIER ASSYPORTS & DISC. VLV ASSY

16504 KG2134 KG1545 KG1031 KG3128 KG2529 KG

MODE OF FEED GRAVIMETRIC FEEDINGTYPE OF GEAR DRIVE WORM DRIVEINPUT LUMP SIZE OF COAL 50 mm (max)PRODUCT SIZE GOVERN ADJUSTING CLASSIFIER VANESMODE OF ADJUSTMENT SPRING PR CLASSFIER VANES

MANUAL MANUAL (EXT LEVER)RUN CLEARANCE BW BULL RING & GRINDING ROLL 4 mmCOAL NOZZLE ELEVATIONS MILL A MILL B MILL C

18.103 M 19.323 M 20.543 MMILL LUB OIL SYSTEMMAKE PRAKASH LUBRIQUIPMENTSPUMP CAPACITY 50LPMOIL PRESSURE > 2 KSCRATED MAX. PR 5.2 KSCOIL TEMPERATURE 37 °C TO 46 °CRELIEF VALVE 8 KSCDUPLEX OIL FILTER 40 MICRONSMOTOR RATING 2.24 KW, 415V, 1.5 A, DELTAMAKE KIRLOSKAR ELECTRICEFFICIENCY 78%SPEED 970 RPMTYPE OF BEARING ANTI FRICTION & TAPER ROLLERTYPE OF SEAL OIL SEALS & ‘ O ‘ RINGSMETHOD OF LUB BRG & GEAR BOX UPPER RADIAL BRG

OIL BATH OIL PUMPOIL COOLERCOOLING SURFACE AREA 8.6 SQ.MCOOLING CAPACITY 22000 KCAL/HRRECOMMENDED INLET PRESSURE 3-4 KSC PRESSURE DROP IN COOLER 0.7KSCMAX OIL TEMPERATURE 65° CCOOLANT I/L TEMP 25 C COOLANT O/L TEMP 40 C

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2.5.2 MILL (CONTD)MATERIALGRINDING RING & ROLL NI HARDHOUSING GRINDING ZONE CSREJECT COLLECTION ZONE CSSCRAPPERS FOR REJECTS MN STEELMAIN DRIVE SHAFT ASWORM SHAFT ASCLASSIFIER BODY CSCLASSIFIER BLADES NI HARDGEAR BRONZEPRESSURE SPRINGS SPRING STEELMILL REJECT HOPPERS CSMOTORMAKE BHEL, BHOPALSPECIFICATION IS 325DUTY CONTINUOUSPOWER & EFFICIENCY 265 KW, 90 %SPEED 977 RPMSTATOR PARAMETERS 6600 V, 32 A, STAR, 3 PH, 50 HZROTOR TYPE SQUIRREL CAGEDE BEARING NU224 M 6224C3NDE BEARING NU 222 MPROTECTION RATING IP 55WEIGHT 4150 KGEACH HEATER RATING 240 V, 630 WLUBRICATIONRE LUBRICATING INTERVAL 2000 OPERATING HRSSUGGESTED GREASE SERVOGEM OR EQUIVALENTMILL JOURNAL LUBRICATION SERVOMESH SP 680COAL PIPESSTRAIGHT PIPE MATERIAL CSBENDS CERAMIC LINED / CAST STEEL

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2.5.4 COAL BURNERMAKE & NOS BHEL, 12TYPE TILTING TANGENTIALCAPACITY / BURNER HEAT FUEL

26.5 X 106 KCAL / HR 4700 KG / HRCONTROL AIR DAMPERDISPOSITION CORNERSTURN DOWN RATIO 3: 1(COAL & AIR) BEFORE BURNER PRESSURE VELOCITY

25 mm WCL 40 m / sLUB OF BUR TILT MECH BRG TUNGSTON SULFIDEBUR TILT POWER CYL PR 4.57 KSC (INSTR AIR)MATERIALSCOAL BURNER NOZZLE *AIR NOZZLES SS – SA 240 / TYPE 3095AIR CYLINDER CSCONNECTING BAR SSDRIVE MECH FOR TILTING CS

2.5.5 PNEUMATIC CONVEYING SYSTEMMAKE RIECO INDUSTRIESTYPE DILUTE PHASE PNEUMATIC CONVEYINGSOURCE 80T SILO (120 M3)DESIGN PRESSURE 0.4 BARDESTINATION COAL MILL PULVERISERMATERIAL HANDLED COAL FINES (POWDER FROM JVSL)NITROGEN REQUIREMENTTANKER UNLOADING 1320 M3/HR @ 1 KSCSILO FLUIDISING 200 M3/HR @ 0.1 KSCVENT FILTER CLEANING 15 SM3/HR @ 6 KSCBULK DENSITY 650 KG/M3

AVERAGE PARTICLE SIZE 68 MICRONSCONVEYING MEDIA AIRAIR REQUIREMENT 1300 M3/HR @ 0.2 BAR(g)CONVEYING CAPACITY 3 – 7 TPHROOTS BLOWER 1300 M3/HR @ 2500 mmWGRATING 20 HP / 15KWVENT BAG FILTERAIR FLOW RATE 1500M3/HAIR AND CLOTH RATIO 1.52 M3/MIN/M2FILTER AREA 16.4M2OUTLET EMISSION 100mg/Nm3PR. DROP ACROSS UNIT 150mmWGEFFICIENCY 99.9 %COMPRESSED N2 REQT 19.6 Nm3/ hr AT 6 KSCROTARY AIR LOCKROTOR RPM 5 – 15 RPMDISCHARGE CAPACITY 7000 KG/HR

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2.5.6 ADDITIONAL COAL FIRING SYSTEMCOMPRESSORMAKE KIRLOSKAR KHOSLAPRESSURE 2.35 KSCSPEED 750 RPMMOTORMAKE ABBRATING 75 KW, 415 V, 1475 RPMEFFICIENCY 93.8%CURRENT 132.5 ADUTY/ PROTECTION / CLASS S1 / IP55 / FCONNECTION DELTAFORCE FEED LUBRICATORCAPACITY 0.28 ml/strokePNEUMATIC SCREW PUMPMAKE ABBPOWER 22 KW / 415 V / 985 RPMCURRENT 42 ACONNECTION DELTA CONNECTEDROTARY AIR LOCKSPEED 20 RPMRATING 2 HP, 415 VGEARED MOTORMAKE POWER BIULDPOWER 2 HPSPEED 30 RPMCURRENT & P.F 3.41 A / 0.80

2.5.7 SEAL AIR FANMAKE BHEL, RANIPETTYPE NDFV 6.7, RADIAL SINGLE SUCTION &

OVERHUNG NO OF FANS TWO (1 – STANDBY)CAPACITY 4.25 m3/s (15300 M3/HR/FAN)HEAD 508mmwcTEMP. OF MEDIUM 50°CSP.WT. OF MEDIUM 1.017 Kg/m3

MOTOR 37KW MAKE KIRLOSKARFRAME SIZE 225 MSPEED 2880RPMFAN DRIVE COUPLING TYPE FLEXIBLEFAN LUBRICATION SUMP OIL VG 68MOTOR LUBRICATION GREASE SERVOGEM 3SEAL AIR FAN SUCTION COLD PA INTER CONNECTING DUCTSEAL AIR FLOW SOURCE CONTROLTRUNION SHAFT & VERTICAL SHAFT AIR HDRS

SEAL AIR FAN DISCH. BUTTER FLY VLV

(PNEUMATIC)

MDV SEAL AIR FANS SUCTION HDR BUTTER FLY VLV

PNEUMATICFEEDERS MAN &

PNEUMATICCHANGE OVER OF DAMPER AUTO

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2.6 FUEL OIL FIRING2.6.1 OIL BURNER

Burner Tilting tangential corner firedOil gun Parallel pipe, J-Type design (Air cooled type)Atomizer External mixed, constant pressure

Steam atomized for HFO firing Air atomized for LFO firing

Air nozzle *Diffuser *Oil gun assembly design *Atomizer spray angle *Fuel Fuel oil to IS 1593-1983(2nd revision) &

Light fuel oil to IS 1460 Capacity maximum For HFO firing 30% BMCR

For LFO firing 7% BMCRNo. of oil guns 8

Elevation AX1 common for HFO & LFO Elevation BC for HFO

Oil viscosity at the oil gun 20 CST

2.6.2 DATA CHART FOR HFO / LFO FIRING2.6.2 a) DATA CHART FOR HFO FIRING

Particulars Max rating Min rating During scavengeHFO flow per gun (kg/hr) 1230 400 ….

HFO Pr ( kg/cm2 ) 12.5 3.5 ….Atomizing steam flow per gun (kg/hr) 125 160 225Atomizing steam Pr (kg/cm2) 5.25 5.25 5.25

2.6.2 b) DATA CHART FOR LFO FIRINGParticulars Max rating Min rating During

scavengingLFO flow per gun (kg/hr) 600 400 ….

LFO Pr ( kg/cm2 ) 3.0 2.1 ….Atomizing air flow per gun (kg/hr) 100 105 130Atomizing air Pr (kg/cm2) 5.25 5.25 5.25

2.6.3 FUEL OIL ANALYSISCharacteristic HFO LFOGross C.V (kcal/kg) 9500 10000(approx.)Kinematics viscosity (cst) @38°c 400 2.5 to 15.7Pour point (0C) ---- 12(winter)18

(summer)Flash point (min) 0C (Pens Key Martins closed test) 66 66 Ash content max. (% by weight) 0.1 ---Sulphur content max.(% by weight) 4.5 1.8Water content max. (% by volume) 1.0 0.25Sediments max .(% by weight) 0.25 0.10Carbon residue test (rams bottom) max --- 1.5. (% by weight)

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2.6.4 MATERIAL OF CONSTRUCTION OIL GUNOil burner (Guide pipe) Carbon steelDiffuser SS304Nozzle cap SS304Gasket Asbestos Flexible tubing Stainless steel

2.6.5 IGNITER Make BHELService Oil burnerType 6” Eddy plate gas IFM igniterLocation Igniter windbox, BC, & AX1elevations gun cooling)Output 0.5 x 106 Kcal/hr/ igniter with 2000SCFH gas flow

@ 0.35KSC supply pressureElectrical Input 110 volt AC 50 HzNo. off igniters 8 Nos.(4./elev. X 2)Fuel Butane Gas Pr. (kg/cm2) Normal Max Min

4.0 7.0 3.0Gas Pr. at igniter 0.09KSCGas flow 50 kg/hrCombustion air source Igniter air fanCombustion air flow 595m3/h – Igniter ON

765m3/h – Igniter OFFWindbox to furnace diff. Pr. 76mmWCOrifice Dia, 14mm

2.6.6 OIL PR. & CORRESPONDING OIL & ATOMIZING MEDIUM FLOWOil Pr.

(kg/cm2)LFO Flow

(lpm)Atomizing air flow (Nm3/hr)

HFO Flow (lpm)

Atomizing steam flow (kg/hr)

2.0 4.5 105 4.1 1703.0 7.0 100 6.3 1604.0 9.3 95 8.4 1505.0 11.5 90 10.4 1456.0 13.7 85 12.3 1407.0 15.8 85 14.2 1358.0 17.9 80 16.1 1309.0 19.9 80 17.9 13010.0 21.8 75 19.6 12511.0 23.6 75 21.2 12512.0 25.3 70 22.8 12513.0 27.0 70 24.4 12014.0 28.7 65 25.9 12015.0 30.3 65 27.3 12016.0 31.9 65 28.7 115

ATOMISING MEDIUM PRESSURE = 5.25 KSC AT OIL GUN

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2.7 AIR PREHEATER 2.7.1 GENERAL

MAKE BHEL, RANIPETTYPE LJUNGSTROM, REGENERATIVE SPECIFICATION 24.5 VIT 1400,72O PA OPENINGNO. OF AH PER BOILER 2NO. OF HOPPERS PER APH 2HEATER ELEMENTS 252 NOSHEATING ELEMENTSHOT ENDMATERIAL CARBON STEELELEMENT HEIGHT 700mmINTERMEDIATE ENDMATERIAL CORTEN STEELELEMENT HEIGHT 400mmCOLD ENDMATERIAL CORTEN STEELELEMENT HEIGHT 300mm

2.7.2 ROTOR MAIN DRIVE – ELECTRIC MOTOR MAKE BHARAT BIJLEEVOLTAGE 415V,3ph ,50HzAMPS 15.5ADUTY S1KW 7.5RPM 1460Frame 160 - LENCLOSURE IP 55INSULATION CLASS FSTARTING DOL STARTERAPH ENCLOSED GEAR DRIVEMAKE ABB WELLSVILLE, NYRATIO 110: 1O/P RPM 15.91CONTINUOS LOAD 7.23kw/9.62HP & 1.25 S.FMOMENTARY PEAK 35.25KW(47HP)PEAK INPUT TORQUE 192 N-mVISCOSITY 135 TO 165Cst AT 40degC

2.7.3 AUXILIARY DRIVE –AIR MOTORMAKE IEC DUSTERLOHCOUPLING BIBBY 124-ASOLENOID VALVE 1inch VALVE, 240VAC, 1ph PRESSURE SWITCH SOR 1/4inch NPT (0 TO 10KSC)LUBRICATOR 1inchBSP VELJANAIR REGULATOR 0 TO 10BAR VELJANAIR FILTER 40microns VELJANAIR PRESSURE 6.33 KG/CM2

CONSUMPTION Std. 5.95M3/Min SERVICE AIR CONNECTION 1inch BSP

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2.7.4 BEARINGSGUIDE BEARING SPHERICAL ROLLER BEARINGSUPPORT BEARING SPHERICAL ROLLER THRUST BEARINGRTD DUPLEX TYPE PLATINUMTHERMOSTAT BURLING; MODEL B2COIL CIRCULATION SYSTEMGUIDE BEARING LOPGUIDE BEARING HOUSING 20LtS OIL CAPACITYRATING 0.55 KW, 3PH, STAR, 415V, 1.55 AEFFICIENCY & P.F 79% & 0.72RPM 925FRAME SIZE 90-SINSULATION & PROTECTION CLASS F & IP-55SUPPORT BEARING LOP MAKE BHARAT BIJLEESUPPORT BEARING HOUSING 90LtS OIL CAPACITYMOTOR RATING 0.74KW, 1.95 A, 415 V, STAREFFICIENCY & P.F 72% & 0.74INS. & PROTECTION CLASS CLASS F & IP 55FILTER 50microns, 15LPMCOOLER UNIVERSAL HEAT EXCHANGERCOUPLING LOVEJOY L-095FLOW SWITCH UNIVERSAL FLOW MONITORSDIAL THERMOMETER 3/4inchBSP, 0 – 100degC

2.7.5 OTHER DETAILS 2.7.5 a) FIRE SENSING DEVICE

MAKE PRECISION INSTRUMENTS MADRASTHERMOCOUPLE TYPE CHROMIUM – ALUMINIUM (SIMPLEX)PIPE ASSEMBLE THERMOCOUPLE COLD END (F.G): 4 POINT

HOT END (S.A): 4 POINT

2.7.5 b) SERVICE WATER CONSUMPTIONWATER WASHING 84Cu.M/Hr eachDELUGE SYSTEM 84Cu.M/Hr each

2.7.5 C) APH WASH BOOSTER PUMPCAPACITY 160 CMHTDH 4.9 KSCHP 50RPM 3000MAKE WDM PUMPS INCSIZE / IMP. DIA 6 X 4 – 8 / 8.1

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2. 8 FLUE GAS PATH

2.8.1 ELECTROSTATIC PRECIPITATOR

2.8.1 a) GENERALMAKE BHELTYPE FAA-5X45-111135-2NO. OF PRECIPITATORS PER UNIT 2NO. OF PASSES PER PRECIPITATOR 1NO. OF FIELDS 5 GAS FLOW RATE 233.8CU.M/SECTEMPERATURE 150degCINLET DUST CONCENTRATION 18.36gm/Nm3

OUTLET DUST CONCENTRATION 150mgm/Nm3

ESP EFFICIENCY 99.183%PRESSURE DROP ACROSS THE PRECIPITATOR FOR DESIGNING

25.0mmWC

VELOCITY OF GAS INSIDE ESP 0.78m/SECTREATMENT TIME 28.8SECONDSNO. OF HOURS ESP CAN RUN AT SPECIFIED GAS FLOW AND DUST LOADING WITHOUT EMPTYING HOPPER

MORE THAN 24HOURS

ASPECT RATIO 1.67

2.8.1 b) COLLECTING ELECTRODENO. OF ROWS PER FIELD 38NO. OF COLLECTING ELECTRODES / FIELD 228NO. OF C.E ARRANGED IN EACH ROW 6TOTAL NO. OF COLLECTING PLATES/S.G 2280NOMINAL HEIGHT OF PLATE 13.5mNOMINAL LENGTH OF PLATE 750mmSPECIFIC COLLECTING AREA 192.3m2 / m3 / sec

2.8.1 c) RAPPERS FOR COLLECTING ELECTRODENO. &TYPE OF RAPPERS 1DROP HAMMER PER ROW OF C.E.RAPPER SIZE 4.9KgSFREQUENCY OF RAP VARYING FROM 12raps/Hr AT INLET FIELD

TO 1rap/Hr AT THE EXIT FIELDDRIVE GEARED ELECTRIC MOTORLOCATION BOTTOM OF COLLECTING ELECTRODESCOLLECTING ELECTRODE RAPPING MOTOR

QTY. PER ESP 5MAKE KEC, BANGALORETYPE 3ph INDUCTION MOTORVISCOSITY OF OIL 460 Cst at 40degCRECOMMENDED GRADE ENKLO 460 OF HPRATING 0.25KWINSULATION CLASS FDUTY S1(CONTINUOS)RPM 880OUTPUT SPEED 1.1 RPMF.L CURRENT 0.8 AMPSLOCATION ON THE SIDE PANELS OF THE CASING

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2.8.1 d) EMITTING ELECTRODETYPE SPIRAL WITH HOOKSSIZE 2.7mmNO. OF ELECTRODES IN THE FRAME FORMING ONE ROW

54

NO. OF ELECTRODES IN EACH FIELD 1998TOTAL NO OF ELECTRODES PER BOILER 19980TOTAL LENGTH OF ELECTRODES PER FIELD 11208PLATE PER WIRE SPACING 150mm

2.8.1 e) RAPPERS FOR EMITTING ELECTRODESNO. OF RAPPERS APPROX. 1DROP HAMMER FOR 2 ROWS OF

ELECTRODESRAPPER SIZE 3.0KgSFREQUENCY OF RAPPING 10 RAPS /HrDRIVE GEARED ELECTRIC MOTORLOCATION ON TWO INTERMEDIATE MIDDLE FRAMES OF

EMITTING SYSTEM FRAME WORKEMITTING ELECTRODE RAPPING MOTORSQTY PER ESP 5GEARED UNITMAKE NEW ALLENBERRY WORKS, CALCUTTAO/P HP 0.33HP(0.25KW)O/P RPM 2.5GRADE OF OIL ISO VG 220MOTORMAKE CROMPTON GREAVES LtdTYPE AD71RATING 0.26KWENCLOSURE IPW55, FAN COOLEDF.L AMPS 1.0RPM 1310DUTY S1INSULATION CLASS BBEARINGS LUB—LITHIUM BASE II GREASELOCATION ESP ROOF

2.8.1 f) HOPPERSTYPE PYRAMIDALNO. OF HOPPERS PER ESP 10HEATING ELECTRICAL HEATING PROVIDED AT THE

BOTTOM OF HOPPERS—12NO.S / HOPPERBAFFLING ARRANGEMENT 2 SETS OF DEFLECTOR PLATES FOR EACH

HOPPER ACROSS THE GAS FLOW DIRECTION UNDERNEATH THE COLLECTING PLATES

ASH LEVEL SWITCHMAKE EIP INSTRUMENTS, NEW DELHITYPE RF TYPEMODEL LEVELCO-550

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2.8.1 g) GAS DISTRIBUTION SYSTEMINLETTYPE PERFORATED PLATE—2SETSOUTLETTYPE AND QTY THIN SHEETS FORMED TO A SHAPE OF U

LOCATED WITH 600mm PITCHGD RAPPING MOTORSQTY PER ESP 2MAKE KEC, BANGALORETYPE 3ph INDUCTION MOTORVISCOSITY OF OIL 460 Cst at 40degCRECOMMENDED GRADE ENKLO 460 OF HPRATING 0.25KWINSULATION CLASS FDUTY S1(CONTINUOS)RPM 880OUTPUT SPEED 1.1 RPMF.L AMPS 0.8LOCATION ON THE GD HOUSING

2.8.1 h) H.V DISCHARGE SYSTEMELECTRONIC CONTROLLERMAKE BAPCONTYPE OF CONTROL THYRISTORQTY/ESP 5LOCATION ESP CONTROL ROOMHV TRANSFORMER RECTIFIERMAKE BHEL, JHANSIQTY/ESP 5TYPE Silicon Diode, full wave bridge connectionLOCATION MOUNTED ON TOP OF PRECIPITATORKVA RATING 90.0SUPPLY 415VAC,1phDC OUTPUT 70KV(Peak); 1200mA(AVG)TEMP. RISE OIL 50degC

WINDING 55degCAMBIENT 50degC

VOLTS(N.L) HV 53.57KVLV 0.3735KV

LINE AMPS HV 1.68LV 241.0

OIL QUANTITY(SILICONE OIL) 453LtSTYPE OF COOLING ONANAUXILIARY CONTROL PANELMAKE M/S. CONTROLS & SWITCHGEAR – NEW DELHI.QTY PER BOILER 1EQUIPMENT CONTROLLED

GEARED MOTOR OF RAPPING MECHANISMS OF COLLECTING & EMITTING ELECTRODES,HEATING ELEMENTS ON HOPPERS,INSULATOR HOUSING & SHAFT INSULATORS

LOCATION ESP SWITCHGEAR ROOM

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2.8.1 h) H.V DISCHARGE SYSTEM (CONTD)HEATING ELEMENTSFOR HOPPERQTY. PER ESP 120RATING 0.5KWSUPPLY 415VAC,1phLOCATION BOTTOM OF HOPPERTHERMOSTAT 5 PER ESPFOR SHAFT INSULATORSQTY. PER ESP 5RATING 1.0KWLOCATION IN THE SHAFT INSULATOR HOUSINGFOR SUPPORT INSULATORSQTY. PER ESP 20RATING 1.0KWLOCATION IN THE SUPPORT INSULATOR HOUSINGTHERMOSTAT 1

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2.8.2 ID FAN2.8.2 a) GENERAL:

NO. OF FANS PER SG 2TYPE NDZV 31 STYPE OF FAN REGULATION INLET DAMPER & HYDRAULIC COUPLINGMEDIUM HANDLED FLUE GASLOCATION OUTDOORORIENTATION INCLINED SUCTION BOTTOM HORIZONTAL

DELIVERYFAN WEIGHT 43.1 TFAN DESIGN RATINGCAPACITY 161Cu.M/SECTOTAL HEAD DEVELOPED 543mmWCTEMP. OF MEDIUM 185degCSP. WT. OF MEDIUM 0.706Kg/Cu.MSPEED 719RPMBEARING LOSS 12 KWEFFICIENCY 82.5 %FAN RESERVEFLOW 62.6%PRESSURE 111.3%FAN DRIVE COUPLINGMAKE VOITH INDIA, HYDERABADTYPE 1150 SVNL 21-18,5.1OIL QTY IN SUMP 780 LtOIL QTY IN RUNNER 300 LtROTATION CCW IN THE DIRECTION OF POWER FLOWSCOOP TUBE STROKE 277 mmFULL LOAD SLIP 2.8 %REGULATING RANGE 5:1 DOWNWARDSREGULATING TIME MAX – 60 s MIN – 30 sPOSITION TRANSMITTER M/S NELES JAMESBURY, FINLAND

TYPE NT700/724SUPPLY 12 – 33 VDCENCLOSURE IP 65

PNEUMATIC POSITIONER M/S NELES JAMESBURY, FINLANDAIR CAPACITY 225 LPM AT 5KSCSERIES NP600PRESSURE SWITCH M/S SWITZER

MODEL GM-281-02-C24-3RANGE 0.2 – 2 BAR

TEMP. SWITCH M/S SWITZER, MADRAS RANGE 50 – 120degC

OIL FILTERDEGREE OF FILTRATION 25 MICRONLUBRICATIONFAN FOLS ISO VG 68MOTOR SERVOGEM 3COUPLING SERVOGEM EP1

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2.8.2 b) OIL CIRCULATION SYSTEMTank capacity 400 LtPUMPSQTY. 2NO.SMAKE ALEKTON SCREW PUMPSFLOW 45 LPMDISCHARGE PRESSURE 5 BARRELIEF VALVE SET PRESSURE 5.5 BARVISCOSITY 68 CST AT 40°CBHP 0.9KWOIL FILTER SIMPLEXMAKE SOUTHERN LUBRICATION, BANGALOREQTY 2NO.STYPE BASKET TYPEFILTER ELEMENT STAINLESS STEELDEGREE OF FILTRATION 60 micronsCAPACITY 60LPMHEAT EXCHANGER CAPACITY 16.2 KCAL/HrOil RECOOLING 62 / 47 °CWATER REQUIREMENT 136 LPMWATER I/O TEMP. 40 / 41.99 °CWORKING OIL COOLERHEAT DISSIPATION 220 KWOIL FLOW (SHELL) 27 m3 / hWATER FLOW (TUBE) 31 m3 / hINLET / OUTLET TEMP SHELL – 87°C / 66°C TUBE – 30°C/38°C

2.8.2 c) ID FAN DRIVE MOTOR:MAKE BHEL BHOPALFRAME 1 LA 7802-8PROTOR TYPE SQUIRREL CAGEDEGREE OF PROTECTION TEFC IP 55RATING 1225KWSPEED 7404RPMDUTY S1(CONTINUOUS)STATOR VOLT 6.6KVINSULATION CLASS FSTATOR AMPS 139MOTOR HEATER RATING 1KWMOTOR HEATER SUPPLY 240VACVIBRATION MONITORS DE & NDE 1EACH

MAKE ENTEK IRDMODEL NO. 544M

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2.8.3 CHIMNEYFLUME SINGLEHEIGHT 115mBOTTOM OD 10380mm

ID 9580mmTOP ID 4230mm

OD 4630mmFIRE BRICKS 20m – 99mACID BRICKS 9m –19m, 99m – 114mFLUE GAS CONNECTION 13mNUMBER OF HOPPER 1EXIT VELOCITY 20 – 25 m/SECF.G FLOW THROUGH CHIMNEY 717.5 TONS/HrF.G TEMPERATURE 170OCSPM 150 mg/Nm3

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3.1 GENERATOR AND EXCITATION SYSTEM

3.1.1 GENERATOR MAKE BHELTYPE THRI - 930-38 PCODE IS 5422, IEC-34.1ACTIVE POWER 130 MWAPPARENT POWER 162.5 MVASTATOR VOLTAGE (U) 10,500 + / - 5% Volts AT 47.5 HzSTATOR CURRENT (I) 8,935 AmpsPOWER FACTOR (Pf) 0.8 LagFREQUENCY (f) 50 HzRATED SPEED (N) 3000 rpmGUARANTEED EFFICIENCY AT MCR 98.78 %SHORT CIRCUIT RATIO 0.57NEGATIVE PHASE SEQUENCE CURRENT CAPABILITY

I2t not more than 10 sec

STATOR PHASE CONNECTION DOUBLE STARDIRECTION OF ROTATION CW (Viewed from slip ring end)HYDROGEN PRESSURE 3.0 kgf/cm2

TERMINAL MARKING VEIWED FROM SLIP RING END. (L TO R)

PHASE : U V WNEUTRAL: X Y Z

STATOR WINDING RESISTANCE AT 200CPHASE U – XPHASE V – YPHASE W –Z

0.000794677 ohms0.000809157 ohms0.000800924 ohms

ROTOR WINDING RESISTANCEAT 200C 0.08801328 ohmsNO OF SLOTS 48WINDING TYPE LAPMACHINE REACTANCE VALUESDIRECT AXIS TRANSIENT REACTANCE1. SATURATED ( X’d)2. UNSATURATED (X’du)

0.2064 P.U0.2282 P.U

DIRECT AXIS SUB TRANSIENT REACTANCE.1. SATURATED ( X’‘d)2. UNSATURATED (X’’du)

0.1512 P.U0.1867 P.U

DIRECT AXIS SYNCHRONOUS REACTANCE1. SATURATED (Xd)2. UNSATURATED (Xdu)

1.672 P.U1.8971 P.U

QUADRATURE AXIS SYNCHRONOUS REACTANCE 1.8023 P.UNEGATIVE SEQUENCE REACTANCE (X2) SATURATED 0.146 P.UZERO SEQUENCE REACTANCE (X0) 0.125 P.UMACHINE TIME CONSTANTS1. DIRECT AXIS, TRANSIENT OPEN Ckt. (T’ do)2. DIRECT AXIS, TRANSIENT CLOSED Ckt. (T’ d)3. SUB TRANSIENT ( T”d)

6.691 Sec0.767 Sec0.030 Sec

FIELD TEST VOLTAGE 2500 Volts rmsCLASS OF INSULATION FWEIGHT OF STATOR 127 TONSWEIGHT OF COOLERS & SHIELDS 5 + 13 = 18 TONSWEIGHT OF ROTOR 28 TONSSTATOR CORE OUTER DIA 3780mmSTATOR CORE LENTH 6390 mmAIR GAP 62.5 mm

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3.1.2 EFFICIENCY OF TURBO GENERATOR PARAMETER 100% Load (130MW) 80% Load (104MW) 60% Load

(78MW)FIELD CURRENT 2056 Amps 1812 Amps 1573 AmpsFRICTION LOSSES 341.3 Kw 341.3 Kw 341.3 KwCORE LOSSES 235 Kw 235 Kw 235 KwSTATOR Cu. LOSSES 575 Kw 370 Kw 205 KwFIELD LOSSES 480 Kw 379 Kw 291.1 KwTOTAL LOSSES 1631 Kw 1325.3 Kw 1072.4 KwEFFICIENCY 98.76 % 98.74 % 98.64 %

3.1.3 STATIC EXCITATION SYSTEM MAKE BHELTYPE STATIC EXCITATION SYSTEMACCURACY OF EXCITATION CONTROL +/- 0.5%RANGE OF VOLTAGE CONTROL IN AUTO 90%UGN TO 110%UGNRANGE OF VOLTAGE CONTROL IN MANUAL 75% IFO to 110% IFN RANGE REACTIVE CURRENT COMPENSATION 0 TO 15%FREQUENCY RANGE OF OPERATION 47 Hz TO 52 HzTOTAL NO. OF PARALLEL THY. BRIDGES 4NO.NO. OF REDUNDANT THYRISTOR BRIDGES 2NO.PROTECTION CLASS IP31 FOR REG & FF

IP20 FOR OTHER CUBICLESEXCITATION EQUIPMENT RATING NO LOAD FIELD VOLTAGE (Ufo)NO LOAD FIELD CURRENT (Ifo)NOMINAL FIELD VOLTAGE (Ufn)NOMINAL FIELD CURRENT (Ifn)MAX. CONT. RATED FIELD VOLTAGE (Ufmax)MAX. CONT. RATED FIELD CURRENT (Ifmax)CEILING VOLTAGE (Ud)CEILING CURRENT (Id)DURATION OF FIELD FORCING

77.8VDC763.1ADC239.9VDC2039.3ADC239.9VDC2039.3ADC479.8VDC3262.9ADC2SEC

STATION BATTERY SUPPLY 220 VDC

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3.1.3 a). RECTIFIER TRANSFORMER:MAKE BHELTYPE CAST COIL RESIN DRY TYPEKVA RATING 1500 KVA

TAP NO HIGH VOLTAGE LOW VOLTAGE1 11075 Volts 400 Volts2 10763 Volts 400 Volts3 10500 Volts 400 Volts4 10238 Volts 400 Volts5 9975 Volts 400 Volts

PHASE 3-PHASETYPE OF COOLING AIR NATURALPERCENTAGE IMPEDENCE 6%FREQUENCY 50 HzVECTOR GROUP Dyn 5MODE OF CONNECTION BETWEEN L.V TERMINALS & THYRISTOR CONVERTER

CABLES

INSULATION LEVEL 75 KVp / 26 KVrmsDESIGN AMBIENT TEMP. 500CTEMP. RISE ABOVE AMBIENT TEMP. 900CWEIGHT OF TRANSFORMER 5000 kg

3.1.3 b) RECTIFIER ASSEMBLY:TYPE BHt 65MAKE BHELRATED RECTIFIED VOLTAGE 239.9 VoltsRATED RECTIFIED CURRENT 2309.3 Amps CEILING VOLTAGE RATING 479.8 Volts DCCEILING CURRENT RATING 3262.9 Amps DCCEILING DUTY DURATION 10 SecSCR BASE TEMP. AT RATED OUT PUT 1250CRATED PEAK INVERSE VOLTAGE OF SCR 1.95 VoltsMAX. VOLTAGE DROP ACROSS RECTIFIER *TYPE OF CONNECTION 3-PHASE BRIDGE OVER VOLTAGE WITH STAND CAPACITY ON DC SIDE *% SPARE CAPACITY OF RECTIFIERS ON THE BASIS OF GENERATED FULL LOAD EXCITATION

100%

FIELD SUPPRESSION ARRANGEMENT PROVIDED YESTOTAL LOSS IN EXCITATION SYSTEM AT RATED POWER 20 Kw

3.1.3 c) AUTOMATIC VOLTAGE REGULATOR:Temp. RANGE OF OPERATION *ACCURACY *DEAD BAND *RESPONSE TIME *AVR C.T RATIO 10,000 / 5 AmpsAVR P.T RATIO 10,500 / 110 VoltsAMBIENT TEMP. 50 0CALTITUDE 1000 M

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3.1.4 NEUTRAL GROUNDING SYSTEM3.1.4 a) NEUTRAL GROUNDING TRANSFORMER

KVA RATING 35 KVAVOLTAGE RATING 10.5 KV / 240 VPHASE 1COOLING ANRATED DUTY CONTINUOUSTAPS OFF CKT, + / - 5% IN STEPS OF 2.5%

ON HV SIDE

3.1.4 b) NEUTRAL GROUNDING RESISTORRESISTANCE 0.61 OHMRATED CURRENT 240 AMPRATED DUTY 1 HOUR

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3.1.5 SEAL OIL SYSTEMSEAL OIL SOURCE TURBINE OILSEAL OIL PUMP-ACKIND OF PUMP SCREW PUMPTYPE SNH 210-R46 (ALLWEILER)SPEED 16S-1

CAPACITY 2.16 DM3 /SDISCHARGE PRESSURE 12BARPUMP MOTOR RATING 4.85KWVOLTAGE /FREQUENCY 415V/50HZ

CURRENT 10.6ASPEED 16S-1

TYPE OF ENCLOSER IP54NO OF PUMPS 2 NOFULL CAPACITYSEAL OIL PUMP-DCKIND OF PUMP SCREW PUMPTYPE SNH 210-R46 (ALLWEILER)SPEED 16 S-1

CAPACITY 2.16 dm3 /SDISCHARGE PRESSURE 12BARPUMP MOTOR MAKE CROMPTON GREAVESRATING 5.6KWVOLTAGE /FREQUENCY 220V DCCURRENT 27ASPEED 16S-1

TYPE OF ENCLOSER IP54NO. 1 No FULL CAPACITYSEAL OIL LEVEL DETECTORSMAKE& TYPE NIVOLARM-CONTROLLER SERIES 500

CAPACITANCE TYPEPLACES OF LEVEL DETECTION GENERATOR BRG TE PRECHAMBERS

GENERATOR BRG EE PRECHAMBERSEAL OIL TANKSEAL OIL STORAGE TANKINTERMEDIATE OIL TANK

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3.1.5 SEAL OIL SYSTEM (CONTD.)VACUUM PUMPMODEL TRIVAC, SABTYPE 1-STAGE, OILSEALED ROTARY SLIDING

VANE PUMPRATED SUCTION CAPACITY 4.8 m3 / h WORKING CYCLES/ROTATION 3 TOTAL PARTIAL VACUUM < 10 –2 TorrTOTAL ULTIMATE VACUUM WITH GASBALLAST

< 6X10–1 Torr

OIL FILLING 0.8 – 1.2 dm3

VACUUM PUMP MOTORTYPE AM80KY4 (AEG)RATING 0.55 KWVOLTAGE 415 VFREQUENCY 50 HZCURRENT 0.5 ASPEED 25 S –1

TYPE OF ENCLOSURE IP54NO OF PUMPS 1, FULL CAPACITYBRG VAPOUR EXTRACTORNO OF BRG VAP EXTS 2 (1-OP, 1-S /B)RATING 0.75 KWVOLTAGE 415 VCURRENT 1.65 ASPEED 49 HzType of exhausters Radial flowVolumetric flow rate 380 m3/h AT 10 mbarSEAL OIL COOLERNO & CAP OF COOLERS 2, 100 % EACHOIL FLOW 2.17 dm3 / SHEAT DISSIPATING CAP 90 KWOIL INLET TEMP 68 COIL OUTLET TEMP 43 C OIL PR DROP ( APPROX ) 0.9 BARCOOLING WATER FLOW 5.4 M3 / HR WATER INLET TEMP 36 C ( MAX ) WATER OUTLET TEMP 40 C WATER PR DROP 0.6 BARSEAL OIL FILTER UNITKIND SCREEN FILTERVOL FLOW RATE 2.16 dm3 / SDEG OF FILTRATION 100 MICRONSDP ACROSS FILTER 0.2 BAR (CLEAN)

1.2 BAR (100% FOULING)NO OF FILTERS 2, EACH FULL CAPACITY

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3.1.5. SEAL OIL SYSTEM (CONTD.)LUBRICATION CHART

SEAL OIL PUMP-AC TURBINE OILSEAL OIL PUMP-DC TURBINE OILVACUUM PUMP SPECIAL OIL N62BRG VAPOUR EXT LITHIUM SOAP GREASE

KP3N TO DIN 51825SEAL OIL PUMP-AC MOTOR GREASE KP2N TO DIN 51825SEAL OIL PUMP-DC MOTOR GREASE KP2N TO DIN 51825VACUUM PUMP MOTOR GREASE KP2N TO DIN 51825GAS DRIER MOTOR GREASE KP2N TO DIN 51825BRG VAP EXT MOTOR GREASE KP2N TO DIN 51825

3.1.6 H2 SYSTEMH2 COOLED AREAS OF GEN GEN STATOR WINDING

GEN STATOR COREGEN ROTOR

POSSIBLE LOAD WITH ONE COOLER SECTION OUT

66 % OF GENERATOR OUTPUT

LOCATION OF H2 BOTTLES 0 M TG BLDGBOTTLED H2 GASEOUSPRESSURE 10 – 200 BAR (g)VOLUMETRIC FLOW RATE 40 – 60 DM3/S AT STP OR 144 – 216 m3/hGENERATOR GAS VOLUME 51 m3BOTTLE MATERIAL STEELON SITE STORAGE CAP 3O DAY OPN &

FILL GR TO 99%PURITY (MIN)GENERATOR H2 PRESSURE 3 BAR (g)GENERATOR H2 PURITY MIN 98 % GENERATOR H2 PURITY LIMIT 90 %GENERATOR H2 LOSS – MAX 12 M3 / 24 HRS AT STPDP BETWEEN SEAL OIL & H2 1.5 BARH2 PRESSURE MEASUREMENTAT H2 BOTTLEAT H2 CASING

AT H2 PRESSURE REDUCERSAT H2 GAS DRIER CHAMBER

H2 PURITY MEASUREMENT1 ELECTRICAL TYPE AT FILLING & RATED SPEED2 MECHANICAL TYPE AT RATED SPEED ONLY3 SAMPLING TYPE AS PER NEEDDEHYDRATING FILTERLOCATION ELECT PURITY MEASURE SYSMOISTURE ABSORBENT SILICA GEL / BLUE GELREACTIVATION TEMP 120 °C

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3.1.6 HYDROGEN SYSTEM (CONTD)HYDROGEN COOLER TYPE OF HEAT EXCHANGER TUBE-WATER&SHELL-H2

CROSS FLOW TYPENO OF COOLERS 2NO OF ELEMENTS 2 / COOLERNO OF PASSES 2 FOR WATER SIDEHYDROGEN PRESSURE 3 BARGAS FLOW THRU EACH ELEMENT 9 M3 / SHEAT DISSIPATING CAP 818.5 KW / COOLERCOLD GAS TEMP 42 C HOT GAS TEMP 62.3 CGAS PRESSURE DROP 26 mm WCCOOLING WATER FLOW 95 M3 / HR / ELEMENTWATER INLET TEMP 36 C – MAXWATER OUTLET TEMP 43.5 CWATER PRESSURE DROP 4 mm WCH2 DRIERTYPE 8.70 (BOLL+KIRCH)MOTOR 2BH 4100-OAC22-Z (SIEMENS)RATING 1.1 KWVOLTAGE / CURRENT 415 V / 2.5 ASPEED 48.5 HzTYPE OF ENCLOSURE IP 54VOLUME OF ABSORBENT MATERIAL 20 dm3

HEATER RATING 2.5 KWREGENERATION AIR FLOW RATE 70 m3/h @120mbarREACTIVATION SOURCE HOT AIRH2 REQUIREMENT (IF GEN AT REST) REPLACEMENT OF CO2 2.5 x GEN VOLAT START UP-PRESSURISING OP.PR(BAR) X GEN VOLOPERATION-LOSSES 0.5 M3/HR AT STPOPERATION-PURITY MEASURE 20 DM3/HR AT STPRECOMMENDED STOCK 2 x STARTING FILLING AND

PRESSURISING VOLUMEH2 BOTTLE VOLUMESH2 BOTTLE 40 150 BAR 6 M3 AT STPH2 BOTTLE 50 200 BAR 10 M3 AT STP

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3.1.7 CO2 SYSTEMLOCATION OF CO2 BOTTLES 0 M TG BLDGSERVICE PURGING OUT AIR / H2BOTTLED CO2 LIQUIDPRESSURE 1 – 2.5 BARTEMPERATURE 20 – 30 CVOLUMETRIC FLOW RATE 40–60 DM3/S AT STP OR 144–216 m3/hBOTTLE MATERIAL STEELCO2 PURITY 99.7 %CO2 FLASH EVAPORATORMODE OF HEATING ELECTRICALRATING 18 KW (6 x 3 KW)VOLTAGE 240 VHEAT TRANSFER LIQUID MARLOTHERMVOLUME OF HEAT TRANSFER LIQUID

25 dm

RELIEF VALVE ON HI PR. SIDE 80 BARRELIEF VALVE ON LO PR. SIDE 8 BARCO2 HEATER TUBE MATERIAL COPPERCO2 PR AFTER EXP VESSEL 7 – 25 PSI (g)CO2 REQUIREMENTSTART UP 2 X GEN VOLSHUT DOWN 2 X GEN VOLRECOM STOCK-START UP 6 X GEN VOLRECOM STOCK-OPERATION 4 X GEN VOLCO2 BOTTLE VOLUMES

CO2 BOTTLE 40 15 M3 AT STPCO2 BOTTLE 45 17 M3 AT STP

CO2 BOTTLE 66.7 25.2 M3 AT STPCOMPRESSED AIR SYSTEMSERVICE PURGE OUT CO2 FROM GENSOURCE STATION AIR SYSTEMPRESSURE 6 – 9 BARVOLUMETRIC FLOW RATE 40 – 60 dm3/S AT STP OR 144 – 216 m3/hOIL/HYDROCARBON PRESENT MAX 1ppm V/V OR W/WPARTICLE SIZE MAX 5 micronsDEW POINT AT LINE PR MAX 10 CDEHYDRATING FILTERLOCATION ELECT PURITY MEASURE SYSMOISTURE ABSORBENT SILICA GEL / BLUE GELREACTIVATION TEMP 120 CAIR REQUIREMENTSHUT DOWN 3 X GEN VOLCOMPRESSED AIR FILTERTYPE AHVOLUME OF ACTIVATED CARBON 13 dm3

SERVICE HOURS 1500 – 2000 HOURS (APPROX)THROUGHPUT 80 m3/h AT 8 BAR

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3.2 H.T.TRANSFORMER 3.2.1 STATION TRANSFORMER

MAKE BHEL JHANSIREFERENCE STANDARDS IS : 2026YEAR OF MANU’R 1997SERVICE CONTINUOUSINSTALLATION OUTDOORWINDINGS 3UNIT 3 PHASE UNITNO LOAD VOLTAGE H.V/L.V/S.V 220/6.9/11 K.V.LINE CURRENT HV/LV/SV 66.69 / 435.69 / 2094.33 ATYPE OF COOLING ONAN /ONAFRATED POWER AT VARIOUS COOLING METHODS (ONAN / ONAF)FOR HV - LVFOR HV – SV

25 / 18.75 MVA8.33 / 6.25 MVA

FREQUENCY /PHASE 50HZ/3PHASE CONNECTION TYPE H.V. /L.V./S.V. STAR / STAR / DELTAVECTOR GROUP REFERENCE Ynyn0d1IMPEDANCE VOLT. AT RATED CURRENT FOR PRINCIPAL TAPPING AT 75°C

a) HV – LVb) LV – SVc) HV – SV

13 % + IS TOLERANCE7.5% APPROX.21 % APPROX.

TYPE OF TAP CHANGER ON LOAD ON HV WINDINGRANGE OF TAPPING + 5% TO – 15 % IN STEPS OF 1.25%IMPULSE VOLTAGE WITHSTAND LEVEL

a) HV WINDINGb) LV WINDINGc) SV WINDING

950 KVp60 KVp75 KVp

POWER FREQUENCY WITHSTAND VOLTAGE FOR ONE MINUTE (SEPARATE SOURCE / INDUCED OVER VOLTAGE)

a) HV WINDINGb) LV WINDINGc) SV WINDING

50 KV / 395 KV20 KV / 2 * NORMAL VOLTS28 KV / 2 * NORMAL VOLTS

NO LOAD LOSSES AT RATED FREQUENCY AND

100% RATED VOLTAGE 110% RATED VOLTAGE

23.5 KW (FIRM)35 KW APPROX.

LOAD LOSSES AT NORMAL RATIO, RATED CURRENT AND 75°C

102 KW (FIRM) (EXCLUDING COOLER LOSSES OF 2.5 KW)

TEMP. RISE OIL / WINDING 50°C / 55°CEFFICIENCY AT 75°C AND U.P.F FOR

a) 110% FULL LOADb) 75% FULL LOADc) 50% FULL LOAD

99.501 % (APPROX.)99.571 % (APPROX.)99.610 % (APPROX.)

VOLTAGE REGULATION AT FULL LOAD AT 75°C AND AT

a) UNITY POWER FACTORb) 0.8 POWER FACTOR (LAGGING)

1.253 % (APPROX.)8.642 % (APPROX.)

EXTERNAL SHORT CIRCUIT WITHSTAND CAPACITY

20,000 MVA FOR HV500 MVA FOR LV & SV

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3.2.1 STATION TRANSFORMER (CONTD)TERMINALS OF TERTIARY WINDING BROUGHT OUT TO BUSHING

YES

TYPE OF MAGNETIC CIRCUIT CORETPYE OF CORE JOINTS FULLY MITREDTYPE OF WINDING

a) HV WINDINGb) LV WINDINGc) SV WINDING

PARTIAL INTERLEAVED DISCHELICALHELICAL

TYPE OF INSULATIONa) HV WINDINGb) LV WINDINGc) SV WINDINGd) CORE TO ADJACENT WINDINGe) BETWEEN WINDINGS

PAPER+Press board+OILPAPER+Press board+OILPAPER+Press board+OILPress board cylinder+OILPress board cylinder+OIL

HV TERMINAL ARRANGEMENTa) CT DETAILSb) CLEARANCE BETW PHASES IN AIRc) CLEARANCE TO EARTH IN AIR

BUSHING WITH CTs2000 mm (MIN.)1820 mm (MIN.)

LV TERMINAL ARRANGEMENTa) CLEARANCE BTW PHASES IN AIRb) CLEARANCE TO EARTH IN AIR

WITHOUT CT280 mm (MIN)140 mm (MIN)

SV TERMINAL ARRANGEMENTa) CLEARANCE BTW PHASES IN AIRb) CLEARANCE TO EARTH IN AIR

WITHOUT CT280 mm (MIN)140 mm (MIN)

NEUTRAL TERMINAL ARRANGEMENTa) BUSHING CTb) NCT DETAILS

HV NEUTRAL WITH CTLV NEUTRAL WITHOUT CT

HV BUSHINGSa) RATED VOLTAGE CLASS / CURRENTb) 1.2 / 50 S. IMPULSE WITHSTANDc) 1 MIN POWER FREQUENCY

WITHSTAND (DRY & WET) VOLTAGEd) MIN. CREEPAGE DISTANCE

245 KV / 800 A (MAX)1050 KVp

460 KV7600 mm (MIN)

LV BUSHINGSa) RATED VOLTAGE CLASS / CURRENTb) 1.2 / 50 S. IMPULSE WITHSTANDc) 1 MIN POWER FREQUENCY

WITHSTAND (DRY & WET) VOLTAGEd) MIN. CREEPAGE DISTANCE

17.5 KV / 3150 A95 KVp

38 KV RMS280 mm (MIN)

NEUTRAL BUSHINGSa) RATED VOLTAGE CLASS / CURRENTb) 1.2 / 50 S. IMPULSE WITHSTANDc) 1 MIN POWER FREQUENCY

WITHSTAND (DRY & WET) VOLTAGEd) MIN. CREEPAGE DISTANCE

36 KV / 630 A170 KVp

70 KV375 mm

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3.2.1 STATION TRANSFORMER (CONTD)HV NEUTRAL BUSHINGS

a) RATED VOLTAGE CLASS / CURRENTb) 1.2 / 50 µs. IMPULSE WITHSTANDc) 1 MIN POWER FREQUENCY

WITHSTAND (DRY & WET) VOLTAGEd) MIN. CREEPAGE DISTANCE

36 KV / 630 A170 KVp

70 KV750 mm

MAXIMUM FLUX DENSITY (EXCEPT IN YOKE BOLT PORTION)

a) RATED VOLTAGEb) 110% OF RATED VOLTAGE

1.70 Wb / M.Sq.1.87 Wb / M.Sq.

MAXIMUM CURRENT DENSITY a) HVb) LVc) SV

2.3 A / mm.Sq.2.0 A / mm.Sq.3.5 A / mm.Sq.

MAGNETISING CURRENT AT RATED VOLTAGE & FREQ (% OF F.L CURRENT)

<0.5 %

TANK COVER BELL SHAPEDWHEELS FLANGED /BI-DIRECTIONALPRESSURE WITHSTAND

a) TANKb) RADIATORS & OTHER FITTINGS

0.35 + NORMAL HEAD (KSC)0.35 + NORMAL HEAD (KSC)

VACUUM WITHSTANDa) TANKb) RADIATORS & OTHER FITTINGS

760 mmHg760 mmHg

COOLING FANSa) TYPE / RATINGb) QUANTITY

IMPELLER TYPE / 0.55 KW PER FAN4 RUNNING + 1 STANDBY

On load tap changerMake BHELType M-III 350-60/C-10193WRated voltage 60 KV SUITABLE FOR NEUTRAL

END OF 220 KVRated current 77.28 A rated, 350 A max. Number of steps 16Step voltage 1.590 KVRated voltage of drive motor 415 v, 3 ph , 50 HzRated voltage of control circuit 110 v ,1 ph, 50hzTime to complete one tap changing operation 5 sec for electrical operation.APPROXIMATE WEIGHT OF

a) COREb) WINDINGc) TANK, FITTINGS & COOLERSd) OILe) TOTAL WEIGHT (WITHOUT OIL)f) UNTANKING WT (CORE & WINDING)g) SHIP WTOF HEAVIEST PACKAGE

16,800 KG12,000 KG8,500 KG23,500 KG57,500 KG32,000 KG49,000 KG

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3.2.1 STATION TRANSFORMER(CONTD)TOTAL QTY OF INSULATING OIL

a) OIL IN TANK, TURRET, BUSHINGS, OLTC & CONSERVATOR UP TO 30°C

b) OIL IN CONSERVATOR BTWN HIGHEST & LOWEST VISIBLE LVL

c) OIL IN COOLING EQUIPMENT

26,000 LITRES21,000 LITRES

1300 LITRES

3700 LITRESTANK DIMENSIONS

a) LENGTHb) BREADTHc) HEIGHT

5800 mm2300 mm3200 mm

DEGREE OF PROTECTION OF M. BOX IP 55DETAILS OF TANK & OTHER MATERIAL

a) THICKNESS OF TANK SIDE PLATESb) THICKNESS OF TANK BOTTOM PLATEc) THICKNESS OF TANK COVER PLATEd) THICKNESS OF RADIATOR SHEETe) THICKNESS OF CORE SHEET STEELf) MIN. CLEARANCE HT. FOR LIFTING

CORE & WDG FROM TANKg) MIN. CLEARANCE HT. FOR LIFTING HV

BUSHING FROM TANK COVER

8 mm16 mm25 mm1.2 mm0.27 mm

7000 mm FROM GROUND LEVEL

4500 mm ABOVE TANK COVERNEUTRAL GROUNDING TRANSFORMERMAKE EASTERN ELECTRICKVA RATING 75 KVAVOLTAGE RATING 4000 / 400VRATED DUTY CONTINUOUSTYPE OUTDOOR OIL FILLEDNEUTRAL GROUNDING RESISTORRESISTANCE 1.95 OHMCURRENT 210 AMPRATED DUTY CONTINUOUSTAPS OFF CKT AT 25%, 50%, 75%

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3.2.2 INSULATING OIL PROPERTIESREFERENCE STANDARDS IS: 335APPEARANCE CLEAR, TRANSPARENT & FREE

FROM SUSPENDED MATTER OR SEDIMENTS

DENSITY AT 29.5°C 0.89 gm / ccKINEMATIC VISCOCITY AT 27°C (MAX.) 27 CstINTERFACIAL TENSION AT 27°C (MIN) 0.04 N / mFLASH POINT (MIN.) 140°CPOUR POINT (MAX.) -6°CNEUTRALISATION VALUE (TOTAL ACIDITY) (MAX)

0.03 mg / KOH / g

CORROSIVE SULPHUR NON-CORROSIVEELECTRIC STRENGTH (BREAKDOWN VOLTAGE) (MIN)

60 kV (RMS)

DIELECTRIC DISSIPATION FACTOR (TAN DELTA) AT 90°C (MAX)

0.002

WATER CONTENT (MAX) 15 ppmSPECIFIC RESISTANCE (MIN)AT 90°CAT 27°C

35 * 1012 ohm-cm1500 * 1012 ohm-cm

OXIDATION STABILITYa) NEUTRALISATION VALUE (MAX)b) TOTAL SLUDGE AFTER

OXIDATION (MAX)

0.4 mg / KOH / g0.10% mg / KOH / g

AGEING CHARACTERISTICS AFTER ACCELERATED AGEING (OPEN BREAKER METHOD WITH COPPER CATALYST)A) RESISTIVITY (MIN) AT 90°C AT 27°C

0.2 * 1012 ohm-cm2.5 * 1012 ohm-cm

B) TAN DELTA AT 90°C (MAX) 0.2C) TOTAL ACIDITY (MAX) 0.05 mg / KOH / gD) SLUDGE CONTENT BY WEIGHT MAX) 0.05 %PRESENCE OF OXIDATION INHIBITOR NIL

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3.2.3 UNIT AUXILIARY TRANSFORMERMAKE BHEL JHANSIREFERENCE STANDARDS IS : 2026YEAR OF MANUFACTURE 1996SERVICE CONTINUOUSINSTALLATION OUTDOORWINDINGS TWOUNIT 3 PHASE UNITNO LOAD VOLTAGE H.V/L.V 10.5 /6.9 K.V LINE CURRENT H.V. / L.V. 880.815/1340.370 AMPTYPE OF COOLING ONANRATING H.V 16 M.V.APHASE / FREQUENCY 3 PHASE / 50 HZ TYPE OF CONNECTION H.V./L.V. DELTA/STARVECTOR GROUP REFERENCE Dyn11IMPEDANCE VOLTAGE AT RATED CURRENT FOR PRINCIPAL TAPPING AT 75°C

7.5 % + IS TOLERANCE

TYPE OF TAP CHANGER OFF CIRCUIT ON HV WINDINGRANGE OF TAPPING +/- 5% IN STEPS OF 2.5%IMPULSE VOLTAGE WITHSTAND LEVEL

a) HV WINDINGb) LV WINDING

75 KVp60 KVp

POWER FREQUENCY WITHSTAND VOLTAGE FOR ONE MINUTE

a) HV WINDINGb) LV WINDING

28 KV20 KV

NO LOAD LOSSES AT RATED FREQ. AND 100% RATED VOLTAGE 110% RATED VOLTAGE

15.50 KW23.52 KW

LOAD LOSSES AT NORMAL RATIO, RATED CURRENT AND 75°C

68.0 KW

TEMP. RISE OIL / WINDING 50°C / 55°CEFFICIENCY AT 75°C AND U.P.F FOR

a) 110% FULL LOADb) 75% FULL LOADc) 50% FULL LOAD

99.4899.5599.60

VOLT. REGN. AT F.L AT 75°C AND ATa) UNITY POWER FACTORb) 0.8 POWER FACTOR (LAGGING)

0.705 %4.997 %

EXTERNAL SHORT CIRCUIT WITHSTAND CAPACITY

1000 MVA

TYPE OF MAGNETIC CIRCUIT CORETPYE OF CORE JOINTS FULLY MITREDTYPE OF WINDING

a) HV WINDINGb) LV WINDING

DISCHELICAL

TYPE OF INSULATIONa) HV WINDINGb) LV WINDINGc) CORE TO ADJACENT WINDINGd) BETWEEN WINDINGS

PAPER+Press board+OILPAPER+Press board+OILPress board cylinder+OILPress board cylinder+OIL

HV TERMINAL ARRANGEMENTa) CLEARANCE BETW PHASES IN AIRb) CLEARANCE TO EARTH IN AIR

BUSHING WITHOUT CTs280 mm140 mm

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3.2.3 UNIT AUXILIARY TRANSFORMER(CONTD)LV TERMINAL ARRANGEMENT

a) CT DETAILS (RATIO, ACC. CL, VA, TYPE

b) CLEARANCE BTW PHASES IN AIRc) CLEARANCE TO EARTH IN AIR

WTI CT PROVIDED1340.37 / 2.7 – 2.5 – 2.3 – 2.1, 10VA, RING280 mm140 mm

NEUTRAL TERMINAL ARRANGEMENT BUSHING WITHOUT CTHV BUSHINGS

a) RATED VOLTAGE CLASS / CURRENTb) 1.2 / 50 µs. IMPULSE WITHSTANDc) 1 MIN POWER FREQUENCY

WITHSTAND (DRY & WET) VOLTAGEd) MIN. CREEPAGE DISTANCE

17.5 KV / 1000 A95 KVp

38 KV25 mm

LV BUSHINGSa) RATED VOLTAGE CLASS / CURRENTb) 1.2 / 50 µs. IMPULSE WITHSTANDc) 1 MIN POWER FREQUENCY

WITHSTAND (DRY & WET) VOLTAGEd) MIN. CREEPAGE DISTANCE

17.5 KV / 2000 A95 KVp

38 KV25 mm

NEUTRAL BUSHINGSa) RATED VOLTAGE CLASS / CURRENTb) 1.2 / 50 µs. IMPULSE WITHSTANDc) 1 MIN POWER FREQUENCY

WITHSTAND (DRY & WET) VOLTAGEd) MIN. CREEPAGE DISTANCE

17.5 KV / 1000 A95 KVp

38 KV25 mm

MAXIMUM FLUX DENSITYa) RATED VOLTAGEb) 110% OF RATED VOLTAGE

1.70 Wb / M.Sq.1.87 Wb / M.Sq.

MAXIMUM CURRENT DENSITYa) HVb) LV

2.5 A / mm.Sq.2.5 A / mm.Sq.

MAGNETISING CURRENT AT RATED VOLTAGE & FREQ (% OF F.L CURRENT)

<0.5 %

TANK COVER CONVENTIONALPRESSURE WITHSTAND *

a) TANKb) RADIATORS & OTHER FITTINGS

760 mmHg760 mmHg* TESTED FOR 735 mmHg AS PER CBIP SPEC., CL.NO. 17.3.2

APPROXIMATE WEIGHT OFa) CORE & WINDINGb) TANK, FITTINGS & COOLERSc) OILd) TOTAL WEIGHT (WITHOUT OIL)e) UNTANKING WT (CORE & WDG)

15,500 KG13,325 KG16,890 KG42,970 KG16,890 KG

TOTAL QTY OF INSULATING OIL 19,940 LITRESTRANS PORT WT 32932 K.G. TANK DIMENSIONS

a) LENGTHb) BREADTHc) HEIGHT

2800 mm1600 mm2490 mm

DEGREE OF PROTECTION OF M. BOX IP 55

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3.2.3 UNIT AUXILIARY TRANSFORMER(CONTD)

DETAILS OF TANK & OTHER MATERIALa) THICKNESS OF TANK SIDE PLATESb) THICKNESS OF TANK BOTTOM

PLATEc) THICKNESS OF TANK COVER PLATEd) THICKNESS OF RADIATOR SHEETe) THICKNESS OF CORE SHEET STEELf) MIN. CLEARANCE HT. FOR LIFTING

CORE & WDG FROM TANKg) MIN. CLEARANCE HT. FOR LIFTING

HV BUSHING FROM TANK COVER

8 mm14 mm

16 mm

1.25 mm0.27 mm

6600 mm

5600 mmNEUTRAL GROUNDING TRANSFORMERMAKE EASTERN ELECTRICKVA RATING 40 KVAVOLTAGE RATING 4000 / 400VRATED DUTY CONTINUOUSTYPE OUTDOOR OIL FILLEDNEUTRAL GROUNDING RESISTORRESISTANCE 3.9 OHMCURRENT 105 AMPRATED DUTY CONTINUOUSTAPS OFF CKT AT 25%, 50%, 75%

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3.2.4 a) GENERATOR TRANSFORMERDESCRIPTION PARTICULARSManufacturer BHEL JhansiREFERENCE STANDARDS IS : 2026 PT.I,II, III & IVYEAR OF MANUFACTURE 1996Service ContinuousInstallation Out DoorType Of Transformer GeneratorUNIT 3 PHASE UNITNo Of Winding Two No Of Phase ThreeRated No Load VoltageA)HV WindingB)LV Winding

230kv10.5kv

Type Of Cooling ONAN/ONAF/OFAFRated Power at various cooling methodA)ONAN B)ONAFC)OFAF

97.8 MVA130.4 MVA163.0 MVA

Rated Frequency 50 HzWinding ConnectionHV Winding LV Winding

StarDelta

VECTOR GROUP REFERENCE YNd1Impedance voltage at rated currentFor the principal tapping at 750cHV- LV 12.5% 10%Type of tap changer On loadOn which winding HV Total range of tapping +5% to – 15%Size of tapping step 1.25%OLTC detailsa)operationb)type of control c)Remote tap position indicator included

Automatic/parallelRemote/localYes 1) Digital for control desk2) 4 to 70mA out for CRT

IMPULSE VOLTAGE WITHSTAND LEVELa) HV WINDINGb) LV WINDING

950 KVp75 KVp

POWER FREQUENCY WITHSTAND VOLTAGE FOR ONE MINUTE

a) HV WINDINGb) LV WINDING

50,395 KV ABOVE EARTH28 KV

NO LOAD LOSSES AT RATED FREQUENCY AND 100% RATED VOLTAGE 110% RATED VOLTAGE

91.0 KW (FIRM)140 KW (APPROX)

LOAD LOSSES AT NORMAL RATIO, RATED CURRENT AND 75°C

475 KW (FIRM) EXCLUDING AUX. COOLER LOSS OF 21 KW APPROX.

Guaranteed max temp rise of a)Oil by thermometerb)winding by resistance forONAN/ONAF/OFAF

500c

550c

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3.2.4 a) GENERATOR TRANSFORMER (CONTD.)EFFICIENCY AT 750c & unity power factor for a) 110% full loadb) 75% full load c) 50% full load

99.65%99.70%99.74%

Voltage regulation at full at 750c and ata) Unity power factor b) At 0.8 power factor (lagging)

1.01%8.17%

External short circuit with stand capacity 20000MVA as per IS: 2026 Pt. -IType of Magnetic Circuit CoreType of core joints Fully mitredType of winding a) HVb) LV

Partially interleavedHelical

Type of insulation a) HV winding b) LV winding c) Core top adjacent windingBetween winding

Paper + press bd + oilPaper + press bd + oilPress bd + oilPress bd + oil

HV terminal arrangementBushing with CT 245 kV, 800 ACT details (Ratio, Acc, C1, VA, type) 500/1 A, PS, Vk > 300 V, Ie = 15mA at

Vk/2Clearance between phases in air 2100 mmClearance to earth in air 1900LV terminal arrangement Isolated phase bus duct Bushing with CT Porcelain with CTClearance between phases in air 280 mmClearance to earth in air 140 mmNeutral terminal arrangementBushing with CT Porcelain with CTNCT details (Ratio, Acc, C1, VA, type) Core 1: 500/1 A, PS, VK > 300 V, Ie =

15mA at VkCore 2: 500/1,5P20, 20V

HV bushing Rated voltage class 245KV Rated current 800 A1.2/50 micro sec impulse withstand 1050 KVp1-minute P.F withstand (dry & wet) voltage 460 KV Min. creepage distance 7600 mmLV bushing Rated voltage class 24KV Rated current 10,000 A1.2/50 micro sec impulse withstand 125 KVp1-minute P.F withstand (dry & wet) voltage 50 KV Min. creepage distance 375 mm

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3.2.4 a) GENERATOR TRANSFORMER (CONTD.)Neutral bushingRated voltage class 36KV Rated current 630 A1.2/50 micro sec impulse withstand 170 KVp1-minute P.F withstand (dry & wet) voltage 70 KV Min. creepage distance 750 mmAt rated voltage Maximum flux density 1.7 wb/m.sq.At 110% rated voltage Max. flux density 1.87 wb/m.sq.HV Max. current density 3.5 amp / mm.sq.HV tap Max. current density 3.8 amp / mm.sq.L V Max. current density 3.5 amp / mm.sq.Magnetising current at normal voltage & frequency(%of full load current)

< 0.5 %

Tank cover bell shapedDEGREE OF PROTECTION OF M. BOX IP 55Wheels Flanged, bi-directionalPressure withstand Tank 0.35+normal head KSCRadiators & other fittings 0.35+normal head KSC.Conservator without air cell 0.175 kg/cm.sq.Vacuum withstandTank 760 mm of Hg Radiators & other fittings 760 mm of Hg Cooling fansType ImpellerQuantity 3(6+1)= 21 total including 3 no. spareRating 1.2 Kw each Cooling oil pumpsQuantity 3(1+1)=6 no.Rating 2 KwOn load tap changerMake BHELType M-III 600-110/C-10139WRated voltage 110 KVRated current 482 A rated, 600 A max. Number of steps 16Step voltage 1.660 KVRated voltage of drive motor 415 v, 3 ph , 50 HzRated voltage of control circuit 110 v ,1 ph, 50hzTime to complete one tap changing operation 6 sec- for electrical operation.APPROXIMATE WEIGHT OF

a) CORE & WINDINGb) TANK, FITTINGS & COOLERSc) OILd) TOTAL WEIGHT (WITHOUT OIL)e) UNTANKING WT (CORE & WINDING)f) SHIP WT OF HEAVIEST PACKAGE

92,800 KG62,020 KG44,880 KG154,820 KG13,000 KG111,100 KG

Quantity of insulation oil 50,430 litresOil in tank turret ,bushings, OLTC and conservator upto 30 deg c.

37,605 litres

Oil in cooling equipment 12,825 litres

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3.2.4 a) GENERATOR TRANSFORMER (CONTD.)Tank Dimensions Length 6300 mmBreadth 2610 mmHeight 3330 mmDETAILS OF TANK & OTHER MATERIAL

a) THICKNESS OF TANK SIDE PLATESb) THICKNESS OF TANK BOTTOM PLATEc) THICKNESS OF TANK COVER PLATEd) THICKNESS OF RADIATOR SHEETe) THICKNESS OF CORE SHEET STEELf) MIN. CLEARANCE HT. FOR LIFTING

CORE & WDG FROM TANKg) MIN. CLEARANCE HT. FOR LIFTING HV

BUSHING FROM TANK COVER

8 mm16 mm20 mm1.25 mm0.27 mm

9500 mm

10500 mm

3.2.4 b) GENERATOR TRANSFORMERDESCRIPTION PARTICULARSManufacturer CGLREFERENCE STANDARDS IS : 2026 PT.I,II, III & IVYEAR OF MANUFACTURE 2001Service ContinuousInstallation Out DoorType Of Transformer GeneratorUNIT 3 PHASE UNITNo Of Winding Two No Of Phase ThreeRated No Load VoltageA)HV WindingB)LV Winding

230kv10.5kv

Type Of Cooling ONAN/ONAF/OFAFCAPACITY 97.8/130.4/163 MVACURRENT HV/LV 407.1A /8962.6ACUARANTEED TEMP RISE OIL /WDG 50°C / 55°CBIL (KVp) HV/LV 950/75CONNECTION & SYMBOL STAR/DELTA – Ynd1NEUTRAL GROUNDING HV SOLIDLY EARTHEDTYPE OF CONSERVATOR COPS Air cell inside the conservatorTYPE OF TANK BELLTYPE OF TAP CHANGER ON LOAD,

MAKE: BHEL M III 500 Y 60-C 10.19.3W

LOCATION OF TAP CHANGER IN-TANKTYPE OF BUSHINGHVLVHV-N

245 KV / 800 A CONDENSER TYPE24 KV / 10 KA High Current Bushing36 KV / 630 A PORCELAIN TYPE

TOTAL OIL 50000 kgUNTANKING MASS – CORE COIL 85000 kgUNTANKING MASS – BELL 12000 kgTOTAL MASS 178000 kgTAP CHANGERMAKE BHELTYPE M III 600

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3.3 SWITCHYARD PARAMETERS

3.3.1 GENERAL DETAILSOperating voltage Normal – 220 kv

Highest-- 245kvBasic impulse 1050 peakRated current 1600 ampsAbort time current & duration 40ka for 3 sec.Dynamic rating 100 ka peak

Minimum clearance 1- phase to phase2- phase to earth 3- live point to ground 4- section clearance

2100 mm2100 mm5500 mm4300 mm

Conductor AAC (all AL conductor)Shield wire 7/3.66 mm dia GI wireInsulator String – 1. Type2. Total Creepage Distance 3 Electromechanical Strength4.Voltage ClassWithstand Voltage 1. one min. power frequency (dry)2. one min. power frequency (wet)3. 1.2/50 microsec. impulse (dry)4. 1.2/50 microsec. impulse (wet)

Fog type 7600 mm8200 kg11kv

85 kV50 kV125 kV125 Kv

Maximum design tension at 16 0 c for conductor -All bay buses in the switch yardCircuit conductors for GT & ST bays.Interconnection conductors to steel plant s/yShield wire

1000kg

1000 kg on steel plant structure 500 kg

Bus post insulator. – type Ultimate cantilever strengthTotal creep distanceVoltage classWithstand voltage . One min. power frequency (dry) One min. power frequency (wet)1.2/50 micro sec. Impulse(dry)1.2/50 micro sec. Impulse(wet)

Solid core600 kg7600 mm245 kv.

535 kv460 kv1050 kvp1050 kvp

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3.3.2 ISOLATORApplication OUT DOOR S/YType of break Horizontal center breakVoltage 245 kvFrequency 50 HzRated current for site conditions 1600 AmpsShort time current 40 kA for 3 secsRated peak short circuit current 100 KApInsulation level 1050 kvpPhase spacing 4500 mmOperating devicE Manual and Motor drivenCreepage distance 7600 mmMinimum cantilever strength 600 kgAux. Supply l 220v, D.C for control and interlock;

415v A.C, 3 phase for motor drive.Interlocks with circuit breaker Bolt interlock and Electrical Interlock

3.3.3 SF6 CIRCUIT BREAKERType SF6 outdoorMake ABBQUANTITY 4 No.sRated Voltage 245 KVRated current 1600 AmpsShort circuit breaking current & duration 40KA for 3 sec.Making current 100 kApOperating duty 0-0.3 Sec-CO-3 min –COFirst pole clear factor 1.3Impulse with stand voltage 1050kvpOne minute power frequency withstand voltage 460 kv rmsLine charging current breaking 125ACable charging current breaking 250AOver voltage factor while switching off above currents Not more than 2.3 p.u.Type of operating mechanism PneumaticOperating mechanism to be suitable for 1 phase operationControl voltage 220V DCNo. of trip coils per pole 2 Nos.Phase to phase phasing 4500mmCreepage distance 7600mmTotal break time (Max) 60 milli secsTotal make time (Max) 100 milli Secs.SF6 Gas pressure nominal 7 bar .SF6 Gas pressure low alarm 6.2 barSF6 Gas pressure blocking 6.0 barPneumatic air pressure 20.5 barPneumatic air pressure low alarmPneumatic air pr. BlockingPneumatic air pr. trip Blocking

18.0 bar17.3 bar16.7 bar

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3.3.4 CURRENT TRANSFORMERType Outdoor, Oil filled hermetically

sealedMake BHELNominal voltage & frequency 220 KV & 50 HzHighest system voltage 245 KvNo of cores 6Generator transformer bay 500/1000/1600 amps/ 1 ampSTN. Transformer bay 75/150/1600amps/1ampsShort time thermal rating 40 ka for 3 sec.Dynamic rating 100 ka pClass of insulation Oil immersed class A1.2/50 micro sec impulse +ve & -ve 1050 kvpOne min. power frequency with stand 460 kv (rms)Creepage distance 7600 mmApplicable Standards IS: 2705Insulating oil IS: 335

3.3.5 CAPACITOR VOLTAGE TRANSFORMERApplication Out doorNominal/highest voltage/frequency 220/245kv/50 HzCoefficient of Earthing 0.8Rated pr. Voltage 220kv/√3Rated sec. Voltage 110v / √3, 110v / √3No. of sec. Wdg. TwoAccuracy class 0.5/3pRated voltage factor 1. 2 continuous & 1.5 for 30s.Class of wdg . insulation Oil immersed class ARated capacitance HF capacitancePr. CapacitanceSec. CapacitanceVoltage factorBurden

8800pf9680 pf96800pf1.2200 VA

High frequency range 50 to 200 k Hz1.2/50 micro sec impulse with stand voltage 1050 kv1 min. power freq. With stand vol. 460 kv rms

3.3.6 LIGHTNING ARRESTERMAKE BHELType Out door gaplessNominal/highest voltage 220/245kvRated arrester voltage/operating voltage 198kv/168 kvNominal discharge. Current of 8/20 micro sec. 10 kAImpulse current withstandLow current long duration discharge Class 3High current short duration 4/10 micro wave 65kaResidual volts corresponding to steep current impulse 509 kv pLightning impulse 474 kv pSwitching impulse 392 kv pMin. symmetrical fault current 40 ka

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3.4 220KV MAIN STEP DOWN STATION

NUMBER OF BAYS 11 NOSKPTCL LINE BAYS 2 NOSJSWSL CPP-2 LINE BAY 1 NOBUS COUPLER BAY 1 NOBUS TRANSFER BAY 1 NOTRANSFORMER BAYS 6 NOS

3.4.1 SF6 CIRCUIT BREAKERMAKE ABBTYPE E L F SL 4-1QUANTITY 11 NOSRATED VOLTAGE 245 KVRATED CURRENT 2000 AFREQUENCY 50 HZLIGHTING IMPULSE WITHSTAND VOLTAGE 1050KVSHORT CIRCUIT BREAKING CURRENT 40 KAS.C WITHSTANDING CURRENT/DURATION 40KA/ 3 SECLINE CHARGING BREAKING CURRENT 125AOPERATING SEQUENCE O-0.3S-CO-3MIN-COFIRST POLE TO CLEAR FACTOR 1.3SF6 GAS PR AT 20 DEGREE C (ABS) 7 BARALARM / BLOCKING PR (SF6) 6.2 / 6.0 BARCLOSING & OPENING DEVICE SUPPLY VOLTAGE 220 VDCAUX CIRCUIT SUPPLY VOLTAGE 240 VACAIR PR 22 BARALARM PR FOR AIR 18 BARBLOCKING PR FOR CLOSE/TRIP/RECLOSE (AIR) 17.3/16.7/19 BARDE-BLOCKING PR. FOR CLOSE / TRIP / RECLOSE (AIR) 17.5/16.9/19.2 BARCOMPRESSOR START / STOP 19.5 / 20.5 BARCOMPRESSOR MAKE ELGIRECEIVER QUANTITY/ CAPACITY/BAY 2NOS/HEATER SUPPLY 240V, 1PHASE, 50 HZ

3.4.2 ISOLATORMAKE AMEI POWER LTDTYPE DOUBLE BREAKMECHANISM MOTOR OPERATEDRATED VOLTAGE 245 KVRATED CURRENT 2000ACONTROL SUPPLY 220V DCMOTOR VOLTAGE 415V AC, 3 PHASEMOTOR HP 0.5DEGREE OF PROTECTION IP 55

3.4.3 EARTH SWITCHMAKE ELPROTYPE HCBMECHANISM MANUALRATED VOLTAGE 245 KVBIL 1050 KVpWT 200 KG

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3.4.4 LIGHTNING / SURGE ARRESTORMAKE WS INDUSTRIESDESIGNATION SMXRated arrester voltage/operating voltage 198kv/168 kvNOMINAL DISCHARGE CURRENT 10 KA (crest)LINE DISCHARGE CLASS 3MAX RESIDUAL VOLTAGE KV CREST AT 10KA 550REF CURRENT 3 mA (peak)REF VOLTAGE KV RMS/PK 218 KV (MIN)PARTIAL DISCHARGE AT COVX 1. 05 KV RMS 50 pC (MAX)SPECIFICATION REFERRED IEC 99-4SURGE MONITOR TYPE / MAKE 03/WS INDUSTRIES

3.4.5 CURRENT TRANSFORMERMAKE CROMPTON GREAVESTYPE IOSKRATED TRANSFORMATION RATIO 1600 – 800 –500 / 1 ARATED / HIGHEST SYSTEM VOLTAGE 220 / 245 KVS.C RATING 40 KA / 1SECNO. OF CORES 6 NOCORE DETAILSCORE NO 1 2 3 4 5 6BURDEN (VA) * * 75 * * 40ACC CLASS PS PS 0. 5 PS PS 0. 5ALF/ISF * * 10-5-5 * * 10-5-5KPV(VOLTS) 2000-1000-625 * 2000-1000-625 *LeXe@VK(ma) 15-30-50 * 15-30-50 *Rsec @75 C 8-4-2.5 * 8-4-2.5 *

3.4.6 CAPACITOR VOLTAGE TRANSFORMERMAKE CROMPTON GREAVESTYPE CVE 245 //1050 / 50RATED TRANSFORMATION RATIO (220000/ 3)/ (110/3)RATED / HIGHEST SYSTEM VOLTAGE 220 / 245 KV

1a – 1n 2a – 2n 3a – 3n 4a – 4nRATED OUTPUT 150 200 100 400ACC CLASS 3P 0. 5 3P 0.5THERMAL OP 750 VATOTAL SIM. BURDEN / CLASS 400 VA / 0.5FREQUENCY 50 HZEQU CAPACITANCE OF COUPLING CAPACITOR

8800 pF +10%, -5%

INSULATION LEVEL 220/460/1050 KVTOTAL WEIGHT 685 +/- 10% Kg

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3.4.7 80 MVA TRANSFORMERSMAKE CROMPTON GREAVESQUANTITY 2 NOSMVA 50/63/80COOLING ONAN/ONAF/OFAFMVA HV/LV1/LV2 80/40/40

HV LV1 LV2RATED VOLTAGE KV 220 34.5 34.5RATED CURRENT A 209.90 669.40 669.40BIL (KVP) 950 170 170NO OF PHASES 3FREQUENCY 50VECTOR GROUP YNd11d11TAPPING Tap From 5% To -20% In Steps Of 1.25%On Hv TEMP RISE WINDING TEMP 50TEMP RISE OIL TEMP 40TOTAL OIL 33700 LTSNO LOAD LOSS 63620WLOAD LOSS 153190WAUX LOSS 7880WSHORT TIME RATING 5SECOLTC MAKE MR, GERMANYTYPE D111400Y60/60 12.23.3WSUPPLY VOLTAGE 415 V ,50 HZ , 1 PHASECONTROL VOLTAGE 110 V ACFOR 1 TAP CHANGE 33 REVCOOLING PUMP MAKE CGLTYPE IL 3ARPM 1425DUTY S1VOLTAGE 415,50 HZ , 1 PHASECLASS FHEDA 3HP/ KW 2 / 1. 5CURRENT 3.2

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3.4.8 50 MVA TRANSFORMERSMake NGEFTYPE ONTR 50000/220ESTANDARD IS 2026TYPE OF COOLING ONANRATED MVA HV / LV 50/50RATED VOLTAGE AT NO LOAD HV/LV 220/11 KVRATED CURRENT HV/LV 131.2 / 2624.3 AVECTOR GROUP YNyn0d11PHASES 3MAX AMBIENT TEMP 50 °CTOP OIL TEMP RISE 40 °CWINDING TEMP RISE 50 °CSYMMETRICAL S.C CURRENT 7.87* InMAX SHORT CIRCUIT DURATION 5 SECINSULATION LEVEL HV LV HV NEU LV NEU STAB.WGKV 395 28 38 28 20KVP 950 75 95 75 60INSULATING OIL 31,820 LTS

RATIO ACC BURDEN VK RCT@75°C PROTECTIONHVN (2 CORE)

200/1 5P20 15 * * BACK UP E/F200/1 PS * >=300 * REF

LVN(2CORE)

3000/1 PS * >=600 <=2 REF400/1 5P15 * * <=2 BACK UP E/F

LV 1312/1 0.5 15 * * LDCOLTC NGEF

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3.4.9a) 130 MVA TRANSFORMERSTANDARDS APPLICABLE IS 2026MAKE CROMPTON GREAVESYEAR OF MANUFACTURE 2003MVA HV/LV1/LV2 130 / 80 / 50COOLING OFAF/ONAF/ONANTYPE OF COOLING ONAN ONAF OFAFMVA – HV 82.5 102.375 130MVA – IV 50 63 80MVA – LV 31.25 39.375 50

HV IV LVRATED VOLTAGE KV 220 34.5 11.5RATED CURRENT A 341.162 1338.8 2510.3BIL (KVP) 950 170 95NO OF PHASES 3FREQUENCY 50VECTOR GROUP Ynd11yn0NO. OF TAPS 21TAPPING +10% To -15% In Steps Of 1.25%On HV TEMP RISE WINDING TEMP 50°CTEMP RISE OIL TEMP 40°CWT OF CORE & WDG 96800 kgWT OF BELL TANK 18400 kgTOTAL OIL 57300 kgTOTAL MASS 207000 kgNO LOAD CURRENT 1 % OF F.L.C (I.S TOL.)NO LOAD LOSS 68 KWLOAD LOSS AT PRINCIPAL TAP AND 75°C

380 KW AT TAP-9 (MAX)

% IMPEDANCE AT PRINCIPAL TAP AND 75°CHV-IVHV-LVIV-LV

15.46%30.15%47.11%

REGULATION AT U.P.F 0.388EFFICIENCY AT U.P.F 99.85RESISTANCE / PHASE @ 75°C (HV / IV/ LV) OHMS 0.49701 / 0.03229 / 0.00394FANS 10 NO.SRATING 700 WPUMPS 4 NO.SRATING 3.72 KWNOISE LEVEL 89 dBOLTC MAKE EASUNTYPE M III 600 – Y – 72.5 / C – 12.23.3WTRANSITION RESISTANCE 5.1 OHMSMOTOR 12.23 KW

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3.4.9b) 130 MVA TRANSFORMERSTANDARDS APPLICABLE IS 2026MAKE ABBYEAR OF MANUFACTURE 2005MVA HV/LV1/LV2 130 / 102.2 / 81.25COOLING OFAF/ONAF/ONANTYPE OF COOLING ONAN ONAF OFAFMVA – HV 81.25 102.2 130MVA – LV1 40.625 51.367 65MVA – LV2 40.625 51.367 65RATED CURRENT HV 213.23 269.52 341.16RATED CURRENT LV1 & LV2 679.93 859.67 1087.76

HV LV1 LV2RATED VOLTAGE KV 240 34.5 34.5BIL (KVP) 950 170 170AC (P.F) (KVP) 395 70 70NO OF PHASES 3FREQUENCY 50VECTOR GROUP Ynd11d11NO. OF TAPS 21TAPPING +5% To -20% In Steps Of 1.25%On HV neutralTEMP RISE WINDING TEMP 50°CTEMP RISE OIL TEMP 40°CWT OF CORE & WDG 87000 kgWT OF TANK & FITTINGS 57500 kgWT / QTY OF OIL 50900 kg / 57200 LTSTOTAL MASS 195400 kgTRANSPORT WT (GAS FILLED) 108700 KGNO LOAD LOSS 68.5 KW at TAP-5LOAD LOSS AT NOMINAL TAP 305 KW AT TAP-5% IMPEDANCE AT PRINCIPAL TAP AND 75°CHV-LV1 & HV-LV2LV1-LV2HV-LV1+LV2

8%15%9.2%

RESISTANCE / PHASE @ 75°C (HV / LV1/ LV2) OHMS 0.4603 / 0.0455 / 0.0451FANS 16 NO.SRATING 410 W, 1400 RPM, 415 VPUMPS 4 NO.SRATING 1.1 KW, 800 RPM, 415 VNOISE LEVEL 69 dBOLTC MAKE EASUN-MRTYPE M III 600 – 123 / C – 10.23.3W

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3.4.10 NGTNO OF PHASE 3MAKE NGEFTYPE 0NTU-PT 500/33STANDARD IS:2026/IS:3151FREQUENCY 50HzRATED NO LOAD VOLTAGE HV/ LV 33 KV / 433 VRATED CURRENT HV/ LV 8.75A/666.7 ARATED KVA 500POWER FREQ TEST VOLTS HV/ LV 70 KV / 3 KVRMSIMPULSE VOLTAGE 170 KVPTYPE OF COOLING ONANVECTOR GROUP ZN Yn11MAX AMB /TOP OIL /Wdg TEMP 45 /45 /55 oCIMPEDANCE VOLTAGE AT 500 KVA 33 KV /433 VbaseUNTANKING MASS 8.75 TTOTAL MASS 15.2 TTRANSPORT MASS 14.0 TVOLUME OF OIL 4045 LtsN C T HV LV

50 /1-1-1 A, 15 VA 3 core500 / 5 A ,800 /5 A ,15 VA 2 Core

ZERO SEQUENCE IMPEDANCE / PHASE 4.8 OHMSEARTH FAULT CURRENT 7000 A FOR 5 SEC IN NEUTRAL

3.4.11 ABT METERS

MAKE L & T WITH ABT FEATURESTYPE ER 300P-PRIDE ELECTRONIC

TRIVECTOR METERCLASS 0.2SAPPLICABLE STANDARDS IEC – 687SUPPLY VOLTAGE 3, 4WIRE/110V/1A/ 50 HZPF +1 TO –1REF TEMP 23 °CCT RATIO 600/1APT RATIO 220 kV /110 VPULSE RATE 50,000/UNITMF 1200000

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3.5 SWITCH GEAR SYSTEM

3.5.1 SWITCH GEAR 6.6 KVNOMINAL VOLTAGE 6.6KVPHASE AND FREQUENCY 3PH, 50HZ

SYS NEUTRAL EARTHING NON EFFECTIVELY EARTHEDMAX. SYSTEM VOLTAGE 7.2 kVONE MINUTE POWER FREQUENCY WITH STAND VOLTAGE

27 kV rms

1.2 / 50 MICRO SEC IMPULSE WITHSTAND VOLTAGE

60 kV peak

MAX TEMPERATURE OF BUS BAR , DROPPERS, CONNECTORS & CONTACTS AT CONTINUOUS CURRENT RATING UNDER SITE REF. AMBIENT TEMPERATURE

85 °C

MATERIAL OF BUS BARS COPPERDEGREE OF PROTECTION BUS BAR -IPH 4

OTHERS – IPH 6MATERIAL OF EARTHING BUS GALV STEELCLEARANCE IN AIR OF LIVE PARTS PHASE TO PHASE – 127 mm

PHASE TO EARTH -77mmVACUUM BREAKER INDOOR METALCLADAPPLICABLE STANDARDS IS 13118 & IS 3427

IEC 298 , & IEC 56TYPE VM 12RATED VOLTAGE 7.2 k vRATED NORMAL CURRENT 630/1250/2500 ARATED FREQUENCY 50 HzRATED SHORT CIRCUIT BREAKING CURRENT 40 kA rmsRATED SHORT CIRCUIT MAKING CURRENT 100 kA peakRATED SHORT TIME WITH STAND CURRENT 40 kA rmsRATED DURATION OF S.C 1 TO 3 secRATED OPERATING TIME 60+/- 5 msRATED BREAK TIME 80 +/- 5 msRATED CLOSING TIME 75 +/- 5msRATED OPERATING SEQUENCE O - 0.3 sec – CO – 3min – CORATED IMPULSE WITH STAND VOLTAGE 75 kv peakRATED 1 MIN P.F WITHSTAND VOLTAGE 28/35 kv rmsAUXILIARY CONTROL SUPPLY FORA. CLOSE/ TRIP COIL/ SPRING CHARGEB. SPACE HEATER & LIGHTING

220 V DC240V, 1PH

TRIP FREE OPERATING MECHANISM TYPE MOTOR CHARGED SPRING MANUAL TRIP AND CLOSE FACILITY IS PROVIDED

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3.5.1 SWITCH GEAR 6.6 KV(CONTD)INCOMER TO 6.6KV STATION SWGR RATING 2500AMPSBUS DUCT 2500 AMPS CT DETAILS RATIO 2500/1-1-1A

CORE-I O/P CLASS 10VA 5P20CORE-II O/P CLASS 20VA 1ISF<5CORE-III O/P CLASS VK>= <TORCT+180>V IE<= 30 mA AT

VK/2 PSAUX VOLTAGE DETAILS

RATIO 400/110VO/P 35VACLASS 0.5/3PAMMETER SCALE 0-2500AMPS

BUS PT 6.6KV STN SWGRVT DETAILS RATIO 6600 V / 110 V / 110 V

3 3 3SEC O/P ACCURAC 100 VA, 0.5/3P

50 VA, .3PAUX VT DETAILS RATIO 110 V / 110 V

O /P CLASS 10 VA, .5VOLT METER SCALE 0 – 8 KVFEEDER PTVT DETAILS RATIO 6600 V / 110 V / 110 V

3 3 3SEC O/P ACCURAC 100 VA, 0.5/3P

AUX VT DETAILS RATIO 110 V / 110 VO /P CLASS 10 VA, 0.5

VOLT METER SCALE 0 – 8 KVTIE TO UNIT BOARDRATING 1250ACT DETAILS RATIO 1200 / 1 – 1A

O/P CLASS

CORE I 10 VA , 5P20CORE II 20 VA , ISF < 5

AMMETER SCALE 0-1200AMOTOR FEEDER ( C.W PUMP 1350 Kw )RATING 630 ACT DETAILS RATIO 200/1-1A

CORE-I O/P CLASS 15VA 5P20CORE-II O/P CLASS 20VA 1ISF<5CORE-IIIO/P CLASS VK >= (25 + 15 RCT)

IE<= 30 ma AT VK/2 PSDIFF. CT DETAILS

RATIO 200/1AO/P CLASS VK >= (25 + 15 RCT)

IE<= 30 ma AT VK/2 PSAMMETER SCALE 0-200/1200A

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3.5.1 SWITCH GEAR 6.6 KV(CONTD)UNIT INCOMER, TIE WITH STATIONRATING 1250AMPSCT DETAILS RATIO 1200/1-1A

CORE-I O/P CLASS 10VA 5P20CORE-II O/P CLASS 20VA 1 ISF<5

AUX VOLTAGE DETAILS

RATIO 400/110VO/P 35VACLASS 0.5/3PAMMETER SCALE 0-1200AMPS

DIFF CT DETAILS IF 1ACORE 1 RATIO 1200/1A , CALLS PS

VK >= 70RCT + 180 VIE <= 30 ma AT VK /2

CORE II RATIO 4000/1 A , CLASS PSVK >= 20 RCT + 215 VIE < = 30 ma AT VK/ 2

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3.6 BATTERY, DCDB, UPS, & DG

3.6.1 BATTERY CHARGERSMAKE CONSTANT POWER MFG COQUANTITY 5+1 PORTABLE CHARGER

2 IN SWITCHYARD1 EACH IN STATION, UNIT # 1, UNIT # 2

MODEL USG-415-3ph –220 –200, 50HzINPUT 415VAC +/- 10 %, 3ph, 50Hz +/- 5%OUTPUT 220VDC, 200ADC(NOMINAL)REGULATION +/- 0.5 FROM 0 –100% LOAD WITH +/-10%

INPUT VOLTAGERIPPLE 1% (WITH BATTERY CONNECTED)CURRENT LIMIT 115% AT FULL VOLTAGE (SET AT 110%)POWER FACTOR >/= 0.75EFFICIENCY 85 - 92%SOFT START CURRENT WALK IN TO PROTECT

EQUIPMENT FROM HIGH INRUSH CURRENT

SCR RATING SILICON 800 P.I.VCOOLING CONVECTION COOLED(FAN ASSISTED)AMBIENT 0 – 50 OCFLOAT VOLTAGE SET AT FACTORY 243.0VEQUALIZE VOLTAGE SET AT FACTORY

256.3V

EQUALIZE TIMER/SWITCH 0 – 72 hrs (MANUAL INTIATE)LOW DC VOLTAGE ALARM FACTORY SET

198.0V

HIGH DC VOLTAGE SHUTDOWN FACTORY SET

269.5V

LOW DC CURRENT FACTORY SET 230A

3.6.2 TRANSFORMERSMAKE REXKVA 101.6PRIMARY SUPPLY 415V DELTA 50/60Hz 3ph ISOSECONDARY 266V DELTAIMPEDENCE 4% @ 350CINSULATION CLASS 220TEMPERATURE RISE 1100CTAPS 7

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3.6.3 220 V DC DRY BATTERIES MAKE YUASA EXIDETYPE LEAD ACID BATTERIESLIFE 20 yrs AT 25°C UNDER FLOAT SERVICESPECIFIC GRAVITY 1.215FLOAT VOLTAGE 2.25VPCPOST TYPE 2 POSITIVE POSTS & 2 NEGETIVE POSTSVENT TYPE FLAME ARRESTOR FUSED ALUMINA NO. OF UNITS IN SERIES 55 (110 CELLS)UNIT#1& UNIT#2MODEL 2GC –21CAPACITY 1650 AHBattery charger 51 KW, 200 ACOMMONMODEL 2GC – 19CAPACITY 1535 AHBattery charger 24.3 KW, 150 ASWITCHYARDMODEL 2GC – 17CAPACITY 1410 AHBattery charger 24.3 KW, 300 A

3.6.4 DC SWITCHBOARDMAKE CLEVELAND SWITCHBOARD CO.NO. OF BOARDS 4SENSITIVE GND RELAYMAKE GECTYPE NGV29AINSTANTANEOUS VOLTAGE RELAYMAKE GECTYPE PJV11MCC CUTTLER – HAMMER FREEDOM 2100AIR BRK DE-ION CKT BKRMAKE WESTINGHOUSE

3.6.5 UPSMAKE CYBEREXRECTIFIER / CHARGER 415VAC, 3PH, 50HZ, 300A DCINVERTER 210 – 280VDC, 60KWLINE REGULATOR 415VAC, 1PH, 50HZ, 60KWBATTERY EXIDE DX-9SYSTEM AC OUTPUT 110VAC, 1PH, 50HZ, 60KWSYNC DISCONNECT + / - 1 HZ FROM 50HZSTATIC SWITCH TRANSFER + / - 10% OF NOMINAL VOLTAGE

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3.6.6 DG SETNOs. 2MAKE SPECTRUM DETROIT DIESELTYPE 350DSRATING PRIME / STANDBY 287KW / 315KWP.F 0.8VOLTAGE 415VINSULATION CLASS HTEMP. RISE 80°C OVER 50°C AMBIENTPHASE 3FREQUENCY 50HZRPM 1500DIESEL ENGINEMODEL 8083-7405NO. OF CYLINDERS 8COMPRESSION RATIO 17:1RATING PRIME / STANDBY 454 / 500BHPFUEL CONSUMPTION 90LPHCOOLING SYSTEMTYPE UNIT MOUNTED RADIATORFAN TYPE BLOWERFAN AIR FLOW 14805CFMENGINE COOLANT 50% ETHYLENE GLYCOL & WATERSTARTING MOTOR VOLTAGE 24VDCBATTERY TYPE LEAD ACID

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3.7 L.T TRANSFORMERS

3.7.1 L.T TRANSFORMER DESIGNATION & LOCATIONDesignation Rating Description Location

1 DAT 01

1500KVA (Dry Type)

Unit auxiliary Service Transformer

TG building, B-C bay 10.5m Ele.Unit #1 MCC Room1 DAT 02

2 DAT 01 TG building, B-C bay 10.5m Ele. Unit #2 MCC Room2 DAT 02

1 DBT 01

1500 KVA (Oil cooled)

E.P. Service Transformer

Eastern side of ESP electrical control room

1 DBT 02

2 DBT 01

2 DBT 02

0 DAT 01 2000 KVA (Dry Type) Station service

Transformer

Turbine building, B-C bay 0.0m Elev. Station switch gear room0 DAT 02

0 DBT 01 1500 KVA (Oil cooled)

Western side of ESP electrical control room0 DBT 02

0 DCT 01 2000 KVA (Oil cooled)

Cooling tower Service x fmr

CW Pump house switch gear room0 DCT 02

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3.7.2 2000 KVA DRY TYPE TRAX'MERMake Dynapower CorporationType Ultracast dry type cast type cast coil trax'mer Enclosure NEMA standardizedRecommended surrounding Indoor ( 30oc Avg. with 40oc peak in a day)KVA rating 2000 kVAPrimary voltage 6600 voltsSecondary voltage 433 Y/ 250 voltsImpedance 7.416 %Temperature rise 70ocCooling class AANo. of phase 3Frequency 50 HzPolarity Dyn1Conductor Primary – Copper, Secondary – CopperInsulating medium Dupont Nomex in Epoxy ResinInsulation class FPrimary BIL 60 kVSecondary BIL 10 kVTap changer type Off loadAdditional tap voltages 2 @ 2.5% FCAN & 2 @ 2.5Wdg resistance at 23.9oc 0.09 Ω (HV) 0.505 Ω (LV) Weight (core & coil) 15000 LBSWeight (total) 18500 LBSNo load loss at 100% rated volts 3664 wattsExciting current 100% rated volts 0.316 %Losses at 23.9oc & rated current 13568 watts% Load & corr efficiency Load 100% 75% 50% 25%

(%) 99.15 99.25 99.30 99.1P.F & corresponding Regulation P.f. 1.0 lag 1.0 lag 1.0 lag 1.0 lag

Regl 0.68% 3.38% 4.97% 6.74%I2R losses 11998 WStray losses 3196 WFull load loss 15195 wTotal losses 18859 wNeutl. gr. resist. 350 ohmsMax fault current 1 amp

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3.7.3 1500 KVA DRY TYPE Trax'merMake Dynapower CorporationType Ultracast dry type cast type cast coil trax'mer KVA rating 1500 kVAPrimary voltage 6600 voltsSecondary voltage 433 Y/ 230 voltsImpedance 5.809 %Temperature rise 70ocCooling class AANo. of phase 3Frequency 50 HzPolarity DyN1Insulation class FPrimary BIL 60 kVSecondary BIL 10 kVTap changer type Off loadWeight (core & coil) 15000 LBSWeight (total) 18500 LBSNeutl. gr. resist. 350 ohmsMax fault current 1 amp

3.7.4 1500 KVA OIL COOLED TRAX'MERMake ABB Type Silicon fluid insulated unit substation Trax'mer Surrounding Outdoor (40oc avg ambient with 50oc peak )KVA rating 1500 / 1680Temperature rise 45/55ocPrimary voltage 6600 voltsSecondary voltage 433 Y/250 voltsImpedance 7.89 %Cooling class OAPolarity Dyn1Insulating medium Silicon fluid, Insuladur insulationPrimary full wave impulse test 75 KvSec. Full wave impulse test 30kVTap changer type Off loadAdditional tap volts/Amps at 433 V/ 2240.1A on LV side

Tap No. Connects Volts HV Amp. HV1 4 to 5 6930 140.02 3 to 5 6765 143.43 3 to 6 6600 146.94 2 to 6 6435 150.85 2 to 7 6270 154.7

Liquid level at 25oc 8.69” below highest manhole flangeRise in level /10oc rise 0.30”Vol. Liquid 425 GallonWeight (core & coil) 5857 lbsWeight (case) 4295 lbsWeight (liquid) 3187 lbsWeight (total) 13339 lbsOperating Pr. ±6.5PSI(sealed air fluid preserving system)Design Pr. ± 8.0 PSINeutl. gr. resist. 350 ohms Max fault current 1 amp

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3.7.5 2000 KVA OIL COOLED TRAX'MER Make ABB Type Silicon fluid insulated unit substation Trax'mer Surrounding Outdoor (40oc avg ambient with 50oc peak )KVA rating 2000 / 2240 kVATemperature rise 45/55ocPrimary voltage 6600 voltsSecondary voltage 433 Y/250 voltsImpedance 7.62 %Cooling class OANo. of phase 3Frequency 50 HzPolarity DyN1Insulating medium Silicon fluid, Insuladur insulationPrimary full wave impulse test 75 kVSec. full wave impulse test 30kVTap changer type Off loadAdditional tap volts/Amps at 433 V/ 2986.6A on LV side

Tap No. Connects Volts HV Amp. HV1 4 to 5 6930 186.62 3 to 5 6765 191.23 3 to 6 6600 196.04 2 to 6 6435 200.95 2 to 7 6270 206.3

Liquid level at 25oc 9.78” below highest manhole flangeRise in level /10oc rise 0.33”Vol. Liquid 477 GallonWeight (core & coil) 6954 lbsWeight (case) 4847 lbsWeight (liquid) 3377 lbsWeight (total) 15378 lbsOperating Pr. ± 6.5 PSI(limited by sealed air fluid preservation)Design Pr. ± 8.0 PSINeutl. gr. resist. 350 ohms Max fault current 1 amp

3.7.6 415 /240 V Trax'mer KVA Rating 3kVAHV side voltage /current 415 v/ 7.2 ALV side voltage /current 240 v / 13 AFrequency 50 / 60 HzTemperature rise 80ocWeight 60lbsConnection HV side H1 – H2 394 volts

H1 – H3 405 voltsH1 – H4 415 voltsH1 – H5 425 voltsH1 – H6 435 volts

Connection LV side X1 – X2 240 volts

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3.7.7 415 /110 V Trax'mer KVA Rating 2 kVAHV side voltage /current 415 v/ 5 ALV side voltage /current 110 v / 18 AFrequency 50 / 60 HzTemperature rise 80ocWeight 60 lbsConnection HV side H1 – H2 394 volts

H1 – H3 405 voltsH1 – H4 415 voltsH1 – H5 425 voltsH1 – H6 435 volts

Connection LV side X1 – X2 110 volts

3.7.8 415 /24 V Trax'mer KVA Rating 5 kVAHV side voltage /current 415 v/ 12 ALV side voltage /current 240 v / 24 AFrequency 50 / 60 HzTemperature rise 80ocWeight 60 lbsConnection HV side H1 – H2 394 volts

H1 – H3 405 voltsH1 – H4 415 voltsH1 – H5 425 voltsH1 – H6 435 volts

Connection LV side X1 – X2 24 volts

3.7.9 415 / 240 OR 110 OR 24 VOLTS Trax'mer Trax'mer Application

415 / 240 volt Distribution panel

MCC/Motor HTR

MCC/Motor HTR – 1HB

415 / 110 volt Test control Bus

Test control Bus – 1HB

415 / 24 volt Motor winding HTR

Motor winding HTR

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3.7.10 LDB’S DATADesignation Charged from KVA Rating Lighting areaOLA OTA 100OLB 100OLC OTB 100OLD 100OLL 50OLG OSA 100OLP 50OLH OSB 100OLQ 50OLE OSC 100OLR 50OLF OSD 100OLS OSW 50OLM 1KB 50OLN 2KB 50OLU (DC) 0FAOLW (DC)

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3.7.11 LDB TRANSFORMERTYPE F-12Rating 50 kVAVoltage (Pri/Sec) 415 V/433 VCurrent 69.56 A/ 66.67 APhase 3/3Frequency 50 HzNo. of switches 12Switch fuse unit 100 AType of cooling ANImpedance volts 3.25 %Vector group DyN11 Insulation level Primary Secondary

3 kV 3kVTotal weight 350 kgInsulation class FMax. temp rise of winding 70oc at 50oc amb.Off load Tap Tap No % Volts HV Volts LV

1 -5 395 4332 -2.5 405 4333 0 415 4334 +2.5 425 4335 +5 435 433

TYPE H-24Rating 100 kVAVoltage (Pri/Sec) 415 V/433 VCurrent 139.1A/133.4 APhase 3/3Frequency 50 HzNo. of switches 24Switch fuse unit 250 A (Incomer)Type of cooling ANImpedance volts 3.69 %Vector group DyN11 Insulation level Primary Secondary

3 kV 3 kVTotal weight 375 kgInsulation class FMax. temp rise of winding 70oc at 50oc amb.Off load Tap Tap No % Volts HV Volts LV

1 -5 395 4332 -2.5 405 4333 0 415 4334 +2.5 425 4335 +5 435 433

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4.1 D.M. PLANT, POTABLE WATER & SERVICE WATER SYSTEM

4.1.1 EXCHANGERS:CATION EXCHANGER

ANION EXCHANGER

MIXED BED EXCHANGER

TYPE OF RESIN Strong acid cationSYBRON C-249

Strong base anionSYBRON ABS-1P

SYBRON C-299 /SYBRON ABS-1P

NORMAL FLOW 32 m3/hr 32 m3/hr 32 m3/hrPERIOD B/W REGENERATION

18 hrs 18 hrs 7 Days

NET EXCHANGE CAPACITY

814 m3 814 m3 5371 m3

REGENERATION MODE

COUNTER CURRENT

COUNTER CURRENT

SIMULTANEOUS

TYPE OF REGENERANT

H2SO4 48% NaOH H2SO4 / NaOH

REGENERATION LEVEL

96 gm/lt of resin 72 gm/lt of resin 118 gm/lt of resin80 gm/lt of resin

EFFECTIVE RESIN VOLUME (DEPTH)

2.55 m3 (1.51 m) 2.55 m3 (1.51 m) 0.55 m3/ 0.55 m3(0.61m each)

TOTAL RESIN VOLUME (DEPTH)

3.00 m3 (1.73 m) 3.00 m3 (1.73 m) 0.55 m3/ 0.55 m3(0.61m each)

QTY. OF REGENERANT REQD. (AS REGENERANT)

244.8 kg as H2SO4

(Subsurface wash)

183.6 kg as NaOH

65 kg as H2SO4 (SAC)43 kg as NaOH (SBA)

QTY. OF REGENERANT REQD.(AS CaCO3)

249.8 kg as CaCO3

299.5 kg as CaCO3

66.32 kg as CaCO3(SAC)53.75 kg as CaCO3

(SBA)IONIC LOAD 105 ppm as

CaCO3

71 ppm as CaCO3

2.1 ppm as CaCO3

(SAC)0.08 ppm as CaCO3 (SBA)

IONIC LOAD PER CYCLE

60.5 kg as CaCO3 40.9 kg as CaCO3

8.47 kg as CaCO3 -

(SAC)0.32 kg as CaCO3

(SBA)

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4.1.1 EXCHANGERS (CONT.)CATION EXCHANGER

ANION EXCHANGER

MIXED BED EXCHANGER

DIAMETER OF TANK 1524 mm 1524 mm 1067 mmDESIGN PRESSURE 6.9 Bar 6.9 Bar 6.9 BarRESIN BED DEPTH 1778 mm 1864 mm 654mm / 686mmMATERIAL OF CONSTRUCTION

CARBON STEEL SA 516-70, RUBBER LINED INSIDE (5mm THICK)

RESIN SURFACE AREA 1.77 m2 1.77 m2 0.86 m2

FREE BOARD 100 % 100 % 100%SURFACE FLOW RATE 19.6 m3/hr/m2 19.6 m3/hr/m2 37.2 m3/hr/m2

SPECIFIC FLOW RATE 9.7 m3/hr/m3 9.7 m3/hr/m3 28.4 m3/hr/m3

4.1.2 DUAL MEDIA FILTERS:NOs. 2DIA OF TANK 2286 mmDESIGN PRESSURE 6.9 BarMATERIAL OF CONSTRUCTION CARBON STEEL SA 516-70LINING PALASITE 3066ANTHRACITE QUANTITY (DEPTH) 1.64 m3 (0.508 m)SIZE OF ANTHRACITE (DEPTH) 0.9 – 1.0 mm +5%SILICA SAND QUANTITY 2.07 m3 (0.406m)SIZE OF SILICA SAND 0.45 – 0.55 mmMEDIA SURFACE AREA 4.04 m2

FREE BOARD 100%TURBIDITY OF WATER AT I/L <20 NTUTURBIDITY OF WATER AT O/L 2 NTUNORMAL FLOW 45 m3/hrMAXIMUM FLOW 75 m3/hr

4.1.3 BLOWERS:FILTER SCOUR BLOWERS

MIXED BED AIR BLOWERS

DECARBONATOR AIR BLOWERS

NOs. 2 2 3TYPE ROTARY +VE DISPLACEMENT BLOWERS CENTRIFUGALMAKE ------------ ROOTS-------------------- NY BLOWERSMODEL 36 URAI 146 COMPACT GICAPACITY 170 m3/hr 127 m3/hr 1147 m3/hrHEAD 4.2 M 4.2 M 76 mmMOTOR DETAILSMAKE ----------------------------------U.S. ELECTRIC MOTOR------------------------------SPEED 1500 rpm 1465 rpm 1460 rpmPOWER 7.5 H.P 5 H.P 1 H.PCURRENT 10 Amps 6.8 Amps 1.9 AmpsPh./Hz/VOLT 3/50/415 3/50/415 3/50/415

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4.1.4 PUMPS: D.M P SUPPLY PUMPS

DECRBONATOR TRANSFER PUMPS

REGEN WATER TRANSFER PUMPS

FILTER BACK

WASH PUMPS

WASTE NEUTRALISATION DISCHARGE PUMP

NOs. 3 3 2 2 2TYPE ------------------HORIZONTAL CENTRIFUGAL PUMP---------------------- VER. CENTRIFUGAL MAKE ------------------------INGERSSOL- DRESSER PUMPS------------------------ CARVER PUMPSMODEL 3 X 2 X 8

H0C23 X 1.5 X 8 H0C2 1.5 X 1 X 6 HOC2 8 X 6 X 13 HOC2 3 X 4 X 7LA-9.5 LHS

CAPACITY 45 m3/hr 33 m3/hr 16 m3/hr 201 m3/hr 75 m3/hrHEAD 50.3 M 48.8 M 30.5 M 27.4 M 21.3 MMOTOR DETAILSMAKE ------------------------------PREMIUM EFFICIENCY MOTORS--------------------------------------------SPEED 2950 rpm 2950 rpm 2950 rpm 1450 rpm 2900 rpmPOWER 15 H.P 15 H.P 5 H.P 40 H.P 10 H.PCURRENT 19.3 Amps 19.3 Amps 6.8 Amps 51 Amps 13.3 AmpsPh./Hz/VOL 3/50/415 3/50/415 3/50/415 3/50/415 3/50/415

CAUSTIC & ACID TRANSFER PUMP

ACID REGEN. & NEUT. PUMP

CAUSTIC REGEN. & NEUT. PUMP

SODIUM BISUL. PUMP

NOs. 2 2 2+1 2+1 2TYPE HORIZONTAL CENTRIFUGAL

PUMP--------------------------DIAPHRAGM PUMP ------------------------

MAKE ----------ANSIMAG INC---- --------------------------NEPTUNE PUMPS---------------------------CAPACITY -------0.79 m3/hr------------ 0.606 m3/hr 0.41 m3/hr 0.012 m3/hrHEAD ---------15.3 M-------------- 6.9 bar 6.9 bar 6.9 barMOTOR DETAILSMAKE --US ELECTRIC MOTOR-- --------------------------BALDOR MOTORS----------------------SPEED -------------2900------------- 1425 1425 1425POWER -------------2 H.P------------- 2 H.P 3/4 H.P 1/3 H.PCURRENT -------------2.8 Amps ------- 3.2 Amps 5 Amps 1.9 AmpsPh./Hz/VOL 3/50/415 3/50/415 1/50/240 1/50/240

4.1.4 PUMPS: (CONTD.)BOILER FILL PUMP D.M WATER POTABLE WATER PUMPS SERVICE WATER PUMPS

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TRANSFER PUMPNOs. 1 2 2 2TYPE

------------------------HORIZONTAL CENTRIFUGAL PUMP-----------WET PIT VERTICAL

MAKE WDM PUMPS WDM PUMPS WDM PUMPS WDM PUMPSCAPACITY 90 m3/hr 21.6 m3/hr 10 m3/hr 100 m3/hrHEAD 88 M 46 M 59.1 M 29 MMOTOR DETAILSMAKE -----------------------------------U.S. ELECTRIC MOTOR--------------------------------------SPEED 2970 rpm 1465 rpm 2950 rpm 1500 rpmPOWER 60 H.P 15 H.P 15 H.P 20 H.PCURRENT 74 Amps 20.4 Amps 20.6 Amps 27 AmpsPh./Hz/VOL 3/50/415 3/50/415 3/50/415 3/50/415

4.1.5 CAPACITIES OF DIFFERENT TANKS:TANK NO CAP. SIZE MATERIAL LINING

D.M.WATER STORAGE TANK 2 300 m3 DIA=8 m HEIGHT=6.5 m CARBON STEEL

PALASITE 7156 EPOXYFILTER WATER TANK 1 100 m3 DIA=5.5 m HEIGHT=5 m

BULK ACID STORAGE TANK 2 7000 Lts DIA=1.829 m HEIGHT=2.82 m

CARBON STEEL

SA 516-70

PLASITE 3070 EPOXY

PHENOLIC RESIN

ACID DAY TANK 2 568 Lts DIA=0.914 m HEIGHT=1.22 m

BULK CAUSTIC STORAGE TK 2 4000 Lts DIA=1.83 m HEIGHT=1.676 m PLASITE 9133 EPOXY POLY AMIDE RESIN

CAUSTIC DAY TANK 2 568 Lts DIA=0.91 m HEIGHT=1.219 m

SODIUM BISULFATE TANK 1 189 Lts DIA=0.55 m HEIGHT=0.8 m POLYETHYLENEDECRBONATOR CLEAR WELL 2 3363 Lts DIA=1.676 m HEIGHT=1.52m FIBRE REINFORCED PLASTIC NEUTRALIZATION PIT 2 100 m3 6.25mx6.25mx3.05m CONCRETE EPOXYSERVICE WATER TANK 1 40 m3 DIA =3 m LENTH=6 m MILD STEEL PLASITE 7156

EPOXYPOTABLE WATER TANK 1 30 m3 DIA =3 m LENTH=4.5 m MILD STEEL

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4.1.6 ANALYSIS OF CLARIFIED WATER RECEIVED AT PLANT BOUNDARYCONSTITUENT ANALYZED

ASPPM ANLYZED

AS EQUIVLENT. PPM

CALCIUM Ca 16 CaCO3 39.9MAGNESIUM Mg 5 CaCO3 20.6SODIUM Na 20 CaCO3 43.5POTASSIUM K Nil CaCO3 0.0TOTAL EQUIVALENT CATIONS 104.0M-ALKALINITY CaCO3 60 CaCO3 60.0P-ALKALINITY CaCO3 Nil CaCO3 0.0CHLORIDES Cl 24 CaCO3 33.9SULFATES SO4 10 CaCO3 10.4NITRATES NO3 Nil CaCO3 0.0TOTAL EQUIVALENT ANIONS 104.3SILICA SiO2 25 -- --TOTAL SUSPENDED SOLIDS -- 20 -- --FREE RESIDUAL CHLORINE Cl2 0 -- --PH AT 250C -- 7.0-7.8 -- --CONDUCTIVITY(Micromho/cm) 220 -- --

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4.1.7 QUALITY OF WATER AFTER EACH STAGE IN DM PLANT:PARAMETER DMF I/L DMF O/L SAC

I/LSAC O/L

DC I/L

DC O/L SBA I/L SBA O/L MB I/L MB O/L

Ca2+ ppm 40 40 40 Nil Nil Nil Nil Nil Nil NilMg2+ ppm 21 21 21 Nil Nil Nil Nil Nil Nil NilNa1+ ppm 44 44 44 1 1 1 1 1 1 Nil

HCO31-ppm 63.4 63.4 63.4 63.4 63.4 5.7 5.7 Nil Nil Nil

Cl1- ppm 34 34 34 34 34 34 34 Nil Nil NilSO4

2- ppm 10 10 10 10 10 10 10 Nil Nil NilSiO2 ppm 20.8 20.8 20.8 20.8 20.8 20.8 20.8 0.1 0.1 0.01

CONDUCTIVITY uS/cm

220 220 220 ~300 ~300 ~300 ~300 ~10 ~10 0.1

TURBIDITY NTU 20 2 2 Nil Nil Nil Nil Nil Nil NilpH 7-7.8 7-7.8 7-7.8 3-3.5 3-3.5 3-3.5 3-3.5 7-7.5 7-7.5 6.8-7.2

FLOW m3/hr 45 32 32 32 32QUANTITY OF

MEDIA .m3Anthra.=1.64Sand =2.07

SAC=2.55 Maspac=1.7 SBA=2.55 SBA=0.54SAC=0.54

Net qty. m3 814 814 814 814 5371CYCLE TIME. hr. 18 18 18 168REGENERATION LEVEL gm/liter OF

RESIN

-- 96 OF H2SO4 -- 72 OF NaOH 98 OF H2SO4

118 OF NaOH

REGENERATION CONC.

-- 1STSTAGE=1.5% 2NDSTAGE=3.0%

-- 4.0% 4.0% CAUSTIC6.0% ACID

REGENERATION TIME. mints

-- 1STSTAGE=20 2NDSTAGE=10

-- 62 60

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4.2 A.C.W. SYSTEM

4.2.1 A.C.W. PUMPNumber of 3 (1-100% per unit, 1 common spare) Design margin in head 21%Design margin in flow 10%Cooling water piping ASTM A53, Carbon SteelMake WDM, INC.Model WDM Model HD14125CIBFType Single stage, double suction, Horizontal split case

pumpSize/ Impeller dia 14 x 12 – 15Flow 1050 Cu.m/hrTotal developed head 29.99 m Power 149.14 KW (200 HP)RPM 1500 Materials of constructionCasing (Top & Bottom) ASTM A 278 cast ironImpeller SAE 40 BronzeShaft ASTM A 434 – 4140 carbon steelShaft sleeve (right & left) 416 stainless steelLantern ring S.S. & PlasticMOTORMake U.S. Electrical MotorsPower 149.14 KW (200 HP)Phase 3Frequency 50 HzVoltage 415 vCurrent 256 ASpeed 1490 rpm Encl. TEFCIns. Class FMax. Ambient temp. 40ocDuty ContinuousEfficiency 94.5 %Brgs. 6220 – J/C3

Max. temp. rise 70oc at S.F. 1.0

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4.2.2 COOLING WATER FLOW TO HEAT EXCHANGERS (DESIGN) m3/hr (Per Unit)Steam turbine – generator oil cooler 130Hydrogen cooler 190Seal oil cooler 20Hydro block oil cooler 20Vacuum pump 80Air compressor 37Main boiler feed pump seal and lube. Oil cooler 96Booster pump seal cooler 4Sample system chiller 10Sample cooler 12Drag chain conveyor hydraulic unit 3A.P.H. guide Brg. Oil coolers 2A.P.H. support Brg. Oil coolers 2A.P.H. Oil carryover probes 1Furnace access door 2Water cooler scaffold door 3.6FD Fan Brg lube oil cooler 48PA Fan Brg. 16PA Fan Brg lube oil cooler 16PA Fan hydraulic lube oil coolers. 50ID Fan Brg. 12ID Fan Brg. lube oil cooler 20ID Fan hydraulic lube oil cooler. 60Mil lube oil cooler 24Air conditioning 70Condensate pump motor Brg. Cooler 4Miscellaneous users 1410% Margin 95TOTAL (per Unit) 1045

* cooling water is supplied at 32oc (design basis)

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4.3 COAL HANDLING SYSTEM

4.3.1 CONVEYOR DATA:CONVEYOR NUMBER BCN-2 BCN-3PRODUCT COAL COALCAPACITY 500 STPH 500 STPHSPEED PULLEY DIA 20.75 inch 20.75 inchBELT WIDTH 1000 mm 1000 mmIDLER TROUGH ANGLE 35 degree 35 degreeBELT SPEED ,MPS 2 .09296 2.09296MOTOR RATING 75 HP / 55KW 40 HP / 30KWSPEED REDUCERMANUFACTURE /MODEL Rexnord /SFN 93C Rexnord /SFN 93CTYPE IN –LINE IN –LINERATING 147 HP 67 HPHOLD BACKMANUFACTURE /MODEL REXNORD STD REXNORD STDTYPE INTEGRAL INTEGRALSIZE 147 HP 67 HPLOCATION HIGH SPEED SHAFT HIGH SPEED SHAFTBELTINGMANUFACTURE /MODEL GA-DUCK /PL3-330TYPE MSHA FIRE RES MSHA FIRE RESLENGTH 733 FEET 709 FEETTYPE OF BELT SPLICE FIELD VULCANICEDBELT CLEANERMANUFACTURE /MODEL CCC / RLP ,RFA CCC/RLP ,RFATYPE PRIMARY /SECONDARYMODEL RLP-358-U /RFA -358CARRYING IDLERSMANUFACTURE /MODEL FMC /D6QUANTITY 113 111(INCL. TRIPR)SPACING BEYOND SKIRTS 1000 MM 1000 MMSPACING UNDER SKIRTS IMPACT 450 mm, REGULAR 610 mmPULLEY DIA 152 mm 152 mmSHAFT DIA 25 mm 25mmRETURN IDLERSMANUFACTURE /MODEL FMC /CS FMC /CSQTY 34 33SPACING 3000 mm 3000 mmPULLEY DIA 127 mm 127 mm

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4.3.2 TRIPPER:MFG FMCMODEL & SIZE 42-24-24TYPE MOTOR PROPELLEDTripper speed 0.1 times speed of BCN-3POWER 3 HPTRIPPER CABLE REEL CARRIERMOTOR LESSONMODEL A6T17XC22FPOWER 1HPRPM 1425VOLTS 230FLA 3.4 AmpsINSULATION CLASS B4ENCLOUSRE TEFCTILT SWITCH PROBEMAKE RAMSEYMODEL MODEL 21-39 heavy duty std probeCONTACT Normally closed mercury switchCONTACT RATING 1 Amp at 24 vdc non –inductiveTEMP RATING 25-1800FTILT ANGLE 10 to 250

TILT SWITCH CONTROLMAKE RAMSEYMODEL 21-38POWER SUPPLY 115 VAC , 10%FREQUENCY 47 – 62 HZCONSUMPTION 10 WATTSTIME DELAY 0-10 SEC ADJUSTABLE SELECTOR JUMPER PERMITS NORMAL OUTPUT CONDITION FOR

EITHER VERTICAL OR TILTED POSITION OF PROBETEMP RATING -400F TO 1400F

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4.3.3 MOTORS:DRIVEN EQUIPMENT BCN-2 BCN-3 TRAVELLING

TRIPPER TT-1MAKE RELIANCE

TYPE POLY PHASE NEMA B

RATED HP/KW 75 / 55 40 / 30 3 / 2.2DUTY CONTINUOUSAPPICABLE STDS NEC 500-5a &6a, NEMA MG1, IEEE 112, UL

RATED SPEED 1500 1500 1500NOR WDG CONN DELTA DELTA YPERMISSIBLE VIBRATION LIMITS 0.015 in/sec pk & 0.00150in pk to pkPERMISSIBLE STARTS QUICK SUCCESSION AT ROOM TEMP

2 2 2

PERMISSIBLE NO OF HOT RESTARTS

1 1 1

SERVICE FACTOR 1.15 1.15 1.15ENCIOSURE FLXP-XEX FLXP-XEX FLXP-XEXF.L TORQUE (KG M) 266 142 10.8START TOR% FLT 207 284 246MAX TOR % FLT 275 405 337RPM@ FULL LOAD 1481 1476 1458EFF AT LOAD 100%75% 50%

94.394.694.3

93.493.993.7

88.889.688.9

MOTOR MOUNT FOOT HORIZONTALBEARINGS BALL TYPE L-10LUBRICATION GREASE GREASE GREASESAFE STALL TIME COLD MOTOR HOT MOTOR 26sec

7sec31sec10sec

13sec11sec

INSULATION TYPE POLYESTER VARNISH FTEMP RATING (RISE) 40 DEGREE C (80°C)RATED VOLTAGE 415 VAC 415 VAC 415 VACFLA at rated voltage 100 A 55.4 A 4. 5ANO OF PHASES 3, 50 HZ 3, 50 HZ 3, 50 HZLOCKED ROTOR AMP AT RATED VOLT

662 A 350 A 36.7 A

GEAR BOX: BCN-II BCN-III TRIPPER

MAKE REXNORD BROOK HANSEN

REXNORD

RATIO 28.56 90OUTPUT SPEED 50.8 51IMPACT 1450 1425 1460OIL QUANTITY 11GAL 3.5LTS

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4.3.4 BELT SCALE:MAKE AVERY INDIAMODEL 475 & 476 LOCATION BCN-2BELT WIDTH 400 TO 1400 mm & 1000 TO 1800mmTARE LOAD 140.6 lb or 63.775 kgWEIGH SPAN 3.28 ft or 1mNET LOAD 99.51 lb or 45.137 kgGROSS LOAD 240.11 lb or 108.912 kgBELT LOADING 40.45 lb/ft or 60.196 kg/m

4.3.5 METAL DETECTOR:LOCATION CONV BCN-2MANUFACTURER ORETRONIC-II TRAMP METAL DETECTORMODEL 30-200TYPE EDDY CURRENT TYPEPOWER REQUIRED 115/230 VAC,48-62 HZCONTROLLERCONSTRUCTION NEMA-4POWER 115 VAC, +10%, -15%,50/60HZ,1,30VA,0.5

A,SLO-BLO FUSEDDISPLAYSTOTAL COUNT 2 DIGITSCOAST COUNT 1 DIGITLEVEL 10 SEGMENT BAR GRAPHINDICATIONTRAMP DETECTED (ALARM ) REDOUTPUT DISABLED (BYPASS) AMBERDETECTOR READY (NORMAL) GREENALARM RELAY 1NO, 1NC CONTACT, 7A, 230V AC, NON

INDUCTIVETIME DELAY RELAY 1NO, 1NC CONTACT, 7A, 230V AC, NON

INDUCTIVE , TIME DURATION 0.5 SEC, TIME DELAY FROM TRIP –SELECTABLE 0.9 ,9 SEC

SWITCHES CALIBRATE /RUN ,SCROLL(FWD/REV) , VALUE(INC/DEC) , TRIP RESET , LAMP TEST

COIL SUPPORT STRUCTURE , CONSTRUCTION

WOOD COVERED FIBER GLASS

COILS GENERATOR ENCASED IN POLYVINYL CHLORIDE,

INDUCTANCE- 1mhRESISTANCE- 2

RECEIVER 2NOSENCASED IN PVCINDUCTANCE- 5mh/ RESISTANCE 10

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4.3.6 DUST COLLECTION SYSTEM:DUST COLLECTOR NO DC -1 DC- 2 DC- 3TYPE TUBE JET TUBE JET TUBE JETMAKE AIRTROL / SLY / STEEL CRAFTMODEL STJ-128-10 STJ-1511-10 STJ-108-10CAPACITY 7650CFM 14700 CFM 7100 CFMWEIGHT 9000 LBS 14,800 LBS 7,500 LBSBLOWERMAKE NYB NYB NYBSERIES 20 GI FAN 20 GI FAN 20 GI FANDRIVE RELIANCE RELIANCE RELIANCEHP 25 50 25VOLTAGE 415V,1,50 HZ 415V,1,50HZ 415V,1,50

HZCURRENT 34Amps 57.9Amps 34AmpsDUTY CONTINOUS CONTINOUS CONTINOUSRPM 1470 1475 1470MOTOR BELT V-BELT V-BELT V-BELTROTARY VALVEMAKE ROTOLOK ROTOLOK ROTOLOKREDUCER GEAR OPPERMAN OPPERMAN OPPERMANRATIO 56.7:1 56.7:1 56.7:1OUTPUT 30rpm 30rpm 30rpmTYPE 1DQ5 1DQ5 1DQ5MOTOR RELIANCE RELIANCE RELIANCEPOWER ½ HP ½ HP ½ HPRPM 1435 1435 1435SUPPLY 230V 230V 230VCURRENT 2.2 Amps 2.2 Amps 2.2 AmpsFREQUENCY 50 HZ / 3 50 HZ / 3 50 HZ / 3DUTY CONTINOUS CONTINOUS CONTINOUSINSULATION F F F SLY SEQUENCE TIMER, MODEL MP 403 SOLID STATE SEQ

CONTROLLER ,PULSE DURATION ON 50 –500 msPULSE DURATION OFF 8.5 –180 secSUPPLY VOLTAGE 240 V @50 HzDRIVE CAPABILITY SOLID STATE SWITCH RATED

@200 VA max per O /PTEMPERATURE RANGE -40 to 660CFUSE AGC 3 Amps

4.3.7 VENTILATION SYSTEM:LOCATION J.T-1 BCN-2 TRIPPER (BCN–3)VOLUME TO BE VENTILATED 2866 CFM 5520 CFM 36720 CFMFAN MANFACTURE BAYLEY BAYLEY BAYLEYFAN CAPACITY 3045 CFM 3386 CFM 13321 CFM

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4.3.8 LEVEL DETECTOR:SERVICE SILO LEVELTYPE ULTRASONICMFGR MILLTRONICSMODEL AIRANGER DPL PLUSPOWER 100/115/200/230 V, 15%, JUMPER

SELECTIVE,50/ 60 HZ,15 VAPOWER FUSE ¼ AMPS ,MDL Slo-Blo OR EQURANGE LEVEL MEASUREMENT : 0.3 to 60 m MAX

TRIPPER CAR : 1.2 to 120 m MAXACCURACY Greater of 0.25% OF RANGE OR 6mm RESOLUTION Greater of 0.1% OF RANGE OR 2mm MEMORY EEPROM no back up battery requiredPROGRAMMING Via removable programmerDISPLAY Custom graphics LCDTEMP ERROR 0.09% OF RANGE –with compensation

0.17%/ 0cdeviation from programmed fixed temp

OUTPUTSTRANSDUCERDRIVE 150- 315 V PEAKRELAYS 4ALARM/CONTROL RELAYS (RATED 5A at

250 V ac)ANALOG 2 OUTPUTS MAX

0.1 RESOLUTION0-20 or 4-20 ma , SCALABLE

AIRANGER PLUS PROGRAMMERPOWER 9VKEYPAD 20 KEYS WITH TACTILE FEDBACKINTERFACE NON –INVASIVE , DIGITAL INFRA RED MOUNTING MAGNETIC , REMOVABLE

4.3.9 CONVEYOR MOTION SWITCH:MODEL MSX – EXPLOSION PROOFMAX NORMAL RUNNING SPEED 1250 rpmADJUSTABLE SIGNAL SPEED RANGE 5 – 500 rpmSHAFT SEAL LEATHER TYPE OIL SEALBRG BALL , PERMANENTLY LUBRICATED

AND SEALED FOR LIFE INPUT VOLTAGE 105 – 135 V AC , 50/ 60 HZOUT PUT DPDT RELAY TO 10 A. RESISTIVE AT 120

VOLT A.C. ,6A. AT 240 VOLTS A.C.REPEATABILITY +2% MAX AT CONSTANT VOLTAGE &

TEMP.

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4.4 Ash handling system

4.4.1 DESIGN DATANO. OF UNITS 2UNIT SIZE 130 MWCOAL CONSUMPTION, WORST COAL 45 tph PER UNITASH CONTENT 20% (MAX.)TOTAL ASH PRODUCTION PER UNIT 9 tphMATERIAL BULK DENSITY (for calculating equipment volume)FLY ASH & BOTTOM ASH 800KG/M3

MILL REJECTS 1000KG/ M3

SERVICE WATER SUPPLY PRESSURE 1.5 – 2.0 kscSERVICE WATER SUPPLY CONTINUOUS DEMAND 7m3/HINSTRUMENT AIR SUPPLY 5.62 – 7.0 ksc

BOTTOM ASH HANDLING SYSTEM

4.4.2 MILL REJECTS (PYRITES) SYSTEM (PER UNIT):NO. OF MILL REJECT HOPPERS 3CAPACITY – PRODUCTION 0.1 tphCAPACITY – CONVEYING 2.5 tphWATERSEAL PRESSURE 998 mm of WCVOLUME 396 LtrsMILL OPERATING PRESSURE 400 mmWC - 500 mmWC JET PULSION PUMPMODEL SERIES 1602WATER SUPPLY CONNECTION 3” NPTMAX. PRESSURE 21 barOPERATION INTERMITTENTLY

4.4.3 BOTTOM ASH (PER UNIT): NO. OF HOPPERS 1NORMAL CAPACITY – PRODUCTION 1.3 tphDESIGN CAPACITY – CONVEYING 4 tphEXIT FLUE GAS FURNACE TEMPERATURE 1094O CCOMBINED MILL REJECT & BOT. ASH CAPACITY 6.5 tphTYPE OF HOPPER TRANSITION HOPPERTYPE OF REFRACTORY LINING CASTABLE REFRACTORY

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4.4.4 DRAG CHAIN CONVEYOR:TOTAL NO. 2, ONE PER UNITDESIGN CAPACITY 6.5 tphSPEED RANGE OF CHAIN 0.29 & 0.45 m/minTYPE OF DRIVE HYDRAULICMAKE SIEMENSTYPE RGZFEFRAME 284 TCDUTY S1F. L SPEED 1460 rpmDRIVE CAPACITY 15 KWEFFICIENCY 88.6%F. L. AMPS 27.5 AFINAL GEAR TRANSMISSION GEAR REDUCERFACTOR OF SAFETY 15 (FOR NORMAL MODE OF OPERATION)MAKE UCCFEEDER TROUGH CARBON STEELSCRAPPER BLADES C.S TUBE WITH A.R PLATE WELDED ONCHAINS SPECIAL ALLOY STEELLINER FOR SCRAPPER FEEDER TROUGH

A. R PLATE

BOTTOM ASH GRINDERMAKE SIEMENSFRAME 213 TCKW RATING 3.75 KWDUTY S1F. L SPEED 1470 RPMNOMINAL EFFICIENCY 89.1%F. L CURRENT 7.6 ACRUSHER OUTLET < 50 mmOPERATING SPEED 18 rpmWET PASS THRU CAPACITY 50 mtphGEAR BOX NUTALL GEARS

4.4.5 CONVEYOR BELT:BAC-A BAC-B

DESIGN CAPACITY 8 metric tph 8 metric tphBELT SPEED 0.5 m/s 0.5 m/sMOTOR RATING 2.2 KW 2.2 KWRATED SPEED 1500 RPM 1500 RPMWINDING WYE WYENOMINAL EFFICIENCY 88.8 % 88.8 %

4.4.6 BOTTOM ASH BIN:NO. OF BINS 1

CAPACITY (NET USABLE)150 m3 per 44 hr with worst coal & 2 units at TMCR

ELECTROMAGNETIC VIBRATORS SYNTRON

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4.4.7 BOTTOM ASH SUMP:SIZEB. A SUMP PUMP MOTOR 0.373 KWWATER SUPPLY FOR B.A SUMP MAX. 60.2 m3/hrB. A COOLING WATER TRANSFER PUMP QUANTITY 2HEAD DEVELOPED 68.58 m CAPACITY 167 m3/hrPUMP RATING 45 KWPUMP SPEED 2461 rpmV- DRIVE SPEED 2490 rpmNOMINAL EFFICIENCY 71%DRIVE MAKE SIEMENSMOTOR RATING 56 KWMILL REJECTS SLUICE PUMPNO. 2CAPACITY 96 m3/hrHEAD DEVELOPED 77.72 m MAKE WARMAN INTERNATIONAL INC.

BHP 36.14 KW

NOMINAL EFFICIENCY 56%

SPEED 2513 RPM

TYPE OF DRIVE V – BELT DRIVE

V-DRIVE RPM 2558

DRIVE INDUCTION MOTOR

MAKE SIEMENS

POWER 45 KW

TYPE RGZE

FRAME 365-T

DUTY S1

F. L SPEED 1480 rpm

F. L CURRENT 75 Amps

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FLY ASH HANDLING SYSTEM

4.4.8 ECONOMISER ASH (PER UNIT):NORMAL CAPACITY – PRODUCTION 0.43 TPHDESIGN CAPACITY – CONVEYING 0.86 TPHNO. OF ECONOMISER HOPPERS 4TEMPERATURE 404O C

4.4.9 AIR HEATER ASH (PER UNIT):NORMAL CAPACITY – PRODUCTION 0.43 tphDESIGN CAPACITY – CONVEYING 0.86 tphNO. OF AIR HEATER HOPPERS 4TEMP. 297O C

4.4.10 ESP HOPPER ASH (PER UNIT):NORMAL CAPACITY – PRODUCTION 6.8 tphDESIGN CAPACITY – CONVEYING 20 tphNO. OF PRECIPITATOR HOPPERS 20+2TEMP. 132O C

4.4.11 BLOWERS :VACUUM BLOWERMAKE ROOTS-PAKTYPE 721 DVJFLOW 0.41 Kg/sec @ 4.44 BarLUBRICATION TYPE SPLASH LUBRICATEDINLET PRESSURE 1.23 ksc DISCHARGE PRESSURE 1.99 kscINLET VOLUME 3612 Nm 3/hrBLOWER RATING 85 KWBLOWER SPEED 2142 rpmSPEED TRANSMISSION V – BELT DRIVEDRIVE SIEMENS I. MTYPE RGZEFRAME 447-TRATING 112 KWSPEED AT F. L 1485 rpmDUTY S1NOMINAL EFFICIENCY 95.9%F. L CURRENT 190 ASERVICE FACTOR 1.15ROOF EXHAUSTER M/S DELHI INDUSTRIAL SUBMITTAL

FAN RATING 0.7 KW

SPEED 627 rpm

MOTOR RATING 0.75 KW

STATIC EFFICIENCY 29.4%

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4.4.11 BLOWERS : (CONTD.)SILO FLUIDIZING BLOWERQUANTITY 3MAKE ROOTS DRESSERTYPE 42 URAICAPACITY 255 Nm 3/hr @ 0.9 kscINLET PRESSURE 0.86 barOUTLET PRESSURE 0.84 barFLOW 260 Kg/hrBLOWER SPEED 3045 rpmBLOWER RATING 8 kwMOTOR/BLOWER, RPM 1460 rpmSPEED TRANSMISSION V- BELT DRIVEDRIVE INDUCTION MOTORMAKE SIEMENS, MEXICOTYPE RGZEFRAME 256TMOTOR RATING 11.25 KWDUTY S1F. L SPEED 1470 rpmNOMINAL EFFICIENCY 91%F. L CURRENT 20.3 AELECTRIC HEATERMAKE HEATREX INC.RATING 10 KWMOUNTING HORIZONTALQTY 2OPERATING TEMPERATURE RANGE 38O C – 135O CCURRENT PER PHASE 14 AEXHAUSTERMAKE M/S DELHI INDUSTRIALSFAN RATING 0.16 KWSPEED 1440 rpmMOTOR RATING 0.25 KW

4.4.12 CONVEYING SYSTEM DATA:VACCUM SETTINGSNO LOAD SETTING <145mm of Hg for 15 secPLUGGED HOPPER SETTING >145mmHg to <203mmHg for 120 secFULL LOAD SETTING >375mm of HgAIR INTAKE VALVESTYPE SPRING DISCBODY MATERIAL GRAY IRON

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4.4.12 CONVEYING SYSTEM DATA:(CONTD.)ASH INTAKE VALVESTYPE SWING DISCOPERATOR AIR CYLINDER TYPECONVEYING LINE GATESQUANTITY 16TYPE ROTARY SLIDEOPERATOR TYPE AIR CHAMBER OPERATEDVACUUM CONVEYING LINE PIPEMATERIAL CAST CHROMALLOY

4.4.13 FLY ASH SILO: NO. OF FLY ASH SILOS 2CAPACITY (EACH, NET USABLE) 175 m3

DISCHARGE CAPACITY PER SILOCONDITIONED ASH 80 tphDRY ASH 60 tph

DRY UN-LOADER VENT FANMAKE ZURN CLARAGE FANSFLOW CAPACITY 1.448 Kg/hrBRAKE H P 5.0RPM 2920SPEED TRANSMISSION V-BELT DRIVEDRIVE MOTOR SIEMENS INDUCTION MOTORTYPE RGZEFRAME 213TKW RATING 3.75 KWDRIVE SPEED 2945 rpm AT F.LDUTY S1SERVICE FACTOR 1.15NOMINAL EFFICIENCY 88%DRY UNLOADER TELESCOPIC SPOUT DRIVE 0.75 KWFLY ASH DUST CONDITIONERMAKE SIEMENSTYPE RGZFEFRAME 284 TCPADDLE ROTATION SPEED 45 rpmDISCHARGE CAPACITY 85 m3/hr SERVICE FACTOR 1.414RATED 15 KWDUTY CONTINUOUS RATED SPEED 1460 RPM @ F. LNOMINAL EFFICIENCY 88.6%F. L CURRENT @ RATED VOLTAGE 27.5 Amps

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4.4.13 FLY ASH SILO: (CONTD.)DUST COLLECTORSMAKE IAC QTY ONE PER UNITCOLLECTION BAGS POLYESTERNO.S 36COMPRESSED AIR REQT FOR BAG CLEANING 17 Nm 3/hr @ 7.03 kscPARTICULATE EMISSIONS TO ATMOSPHERE < 0.706 grains/ m3/minDUST COLLECTION SYSTEM EFFICIENCY 99.95%DUST VENT FAN 1270 Nm3/hr PER ESPTELESCOPIC HOIST DRIVE 1 HP

4.4.14 ASH SEPARATING EQUIPMENT:FILTER / SEPARATORDESIGN CAPACITY, EACH LESS THAN 20 tphAIR LOCK GATE TYPE SWING DISCSEPARATOR BAG FILTERSNO. OF BAGS 72BAG MATERIAL POLYESTEROPERATING FLOW 4200 Nm3/HrCOMPRESSED AIR REQUIREMENT INTERMITTENT, 68 Nm 3/hr @

5.62 ksc

4.4.15 Utility requirements for:SERVICE WATER FOR ALL SUBSYSTEMS 35m3 /hr FOR BOTH UNITSSEAL / REFRACTORY COOLING WATER REQT 41m3 /hr PER UNITASH CONDITIONER 16m3/ hr PER UNITDRAG CHAIN RECIRCULATION 41m3 /hr PER UNITPYRITE SLUICING 102m3/ hr PER UNITAIR OPERATED VALVES AND GATES1. OPERATING PRESSURE 5.62 – 7.00 ksc2. MAX. INSTANTANEOUS CONSUMPTION 40.8 Nm3/hr FOR 3 secTOTAL CONTINUOUS INSTRUMENT AIR USED 195 Nm3/hr

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4.4.16 ASH ANALYSIS:ASH CHARACTERISTICS DESIGN COAL WORST COALSILICA (SiO2) 53.3 37.0ALUMINA (Al2O3) 35.3 45.8FERRIC OXIDE (Fe2O3) 4.0 10.7MAGNESIUM OXIDE (MgO) 0.5 0.44CALCIUM OXIDE (CaO) 2.20 1.69SODIUM OXIDE (Na2O) 0.3 0.08POTASSIUM OXIDE (K2O) 0.5 0.29TITANIUM OXIDE (TiO2) 1.4 1.27PHOSPHATE PENTOXIDE 1.3 0.67SULPHUR TRIOXIDE 0.4 0.94UNDETERMINED - 1.1ASH FUSION TEMP. INITIAL DEFORMATION TEMP. (REDUCING ATMOSPHERE)

1550O C >1200°C

SOFTENING - 1600O CHEMISPHERICAL 1600O C -FLUID 1600O C -

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4.5 FUEL HANDLING SYSTEM

4.5.1 UNLOADING AREAHFO LFO

DIA X LENGTH X THICKNESS OF MANIFOLD HEADERS

150 nb x 9 m x sch 40

OIL HOSE NUMBER, SIZE, LENGTH, MATERIAL

80 NB x 6 m NEOPRENE RUBBER

NO SIZE, LENGTH OF STEAM HOSE OF TANKER

4, 40NB, 6m NA

SIZE, LENGTH OF COND OF TANKER 4, 20NB, 9m NASTEAM CONSUMPTION PER TANKER AVG. 100 TO 300 kg NATANKER HEATING TIME Hrs 0.5 TO 2 NA

4.5.2 STORAGE TANKSHFO LFO DRAIN OIL

TYPE CR CR RECTANGSIZE (DIA x HEIGHT) IN m 14 x 10 8.5 x 7 2 x 1.5 x 1NOMINAL CAPACITY Cu.m 1538 397 3STORAGE CAP M3 1250 310 2MATERIAL IS 2062 Gr ATHICKNESS OF PLATES IN mm SHELL 8 6 5BOTTOM 8 8 5ROOF 6 6 5STORAGE TANK ACCESSORIESFLOOR COIL HEATERS 1 NA 1NUMBER OF SECTIONS 3 NAMAX HEAT LOAD kcal (initial heating) 3,75,00,000 NA 67,500TOTAL EFFECTIVE HEAT TRANS AREA 41.65 m2 NA 0.57 m2

STEAM CONSUMPTION kg/hr NAa) AT MAX HEAT LOAD 800 NA 12b) TO MAINTAIN OIL TEMPERATURE 60 NA 5NOMINAL BORE, THICKNESS, LENGTH 50NB x sch40

x 220 mNA 50 NB x

sch40 x 3 mINITIAL HEATING TIME OF TANK WITH OIL FROM 14 TO 80 0c

96 hrs NA 16 hrs

TUBE SIDE DESIGN PRESSURE AND TEMP.

4.5 kg/cm2, 250°c

NA 4.5 kg/cm2, 250°c

MATERIAL OF HEATING ELEMENT 4106 Gr.B NA 4106 Gr.B

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4.5.3 SUCTION HEATER (OUT FLOW)HFO

OIL FLOW RATE m3 20MAX HEAT LOAD kcal/hr 150000MAX HEATING RANGE 0c AT FLOW RATE 800c TO 950cNORMAL HEATING RANGEINITIAL TEMPERATURE OF OIL 80 0cFINAL TEMPERATURE OF OIL 90 0cSTEAM QUANTITY REQUIRED 100 kg/hrSTEAM TEMP ,PRE AT INLET 4 kg/cm2,2100c DESIGN PRESSURE kg/cm2

TUBE SIDE 4.5 kg/cm2

SHELL SIDE 1.5 kg/cm2

MATERIAL (SUCTION HEATER) HFO TUBE SIDE 1S 2062 Gr.ASHELL SIDE A179SHELL HEAD & TUBE SHEET 1S 2062 Gr.ASHELL & TUBE SIDE NOZZLE A106 Gr.B

4.5.4 UNLOADING PUMPSHFO LFO DRAIN OIL

TYPE SCREW SCREW GEAR PUMPQTY 2 2 2CAPACITY m3 /h 25 25 5DISCHARGE PRESSURE kg/cm2 2.5 2.5 12SPEED IN rpm 1440 1450 1450TYPE OF COUPLING FLEXIBLE FLEXIBLE GEAR

3:1(SM+R)

BHP kw 7.5 5.5 3.7 – 4.6MOTOR TYPE TEFC FLAME PROOFRATING 7.5 kw 5.5 kw 5.5 kwVOLTS / 3 PHASE 415 10 % 415 10 % 415 10 %FREQUENCY 50 5 % 50 5 % 50 5 %CURRENT 15 A 11 A 11 ACONNECTION / DUTY /S1 /S1 /S1SPEED 1440 1430 rpm 1450 rpmBEARING 6308,6208 6308,6208 BALLSTRAINERSTYPE SIMPLEX BASKET TYPENOs. PROVIDED & LOCATION 2 1 1OPEN AREA RATIO 40:60SIZE OF MESH 40SCREEN WIRE DIA mm & MATERIAL 0.5,SS304DESIGN FLOW CAPACITY kg/hr 25 25 5PRESSURE DROP kg/cm2 0.09 0.045 0.09MATERIAL OF BODY 1S2062 1S2062 1S2062

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4.5.5 CONTROL VALVESTYPE GLOBE% VALVE LIFT & PR. DROP AT RATED FLOW CONDITION 2 & 1 BARSIZE (VALVE PORT & INLET/OUTLET CONDITION) 50 NBMATERIAL CSTRIM MATERIAL SS316

4.5.6 BALL FLOAT STEAM TRAPTYPE BFST WITH THERMOSTATIC AIR VENTMANUFACTURER M/s SPIRAX MARSHALLCONDENSATE LOAD 1500 kg/ hrDIFFERENTIAL PRESSURE 10 barSTEAM LOAD REQUIRED FOR HEATING COIL (MAX)

800 kgs/hr ,i.e., CONDENSATE AT PR =3.5 kg/cm2 & TEMP= 147.20c

STEAM LOAD REQUIRED FOR OUTFLOW HEATER MAX

210 kgs/hr AT 3.5 kg / cm2

SAT TEMP = 147.20 c

4.5.7 OIL WATER SEPERATORTYPE CORRUGATE PLATE INTERCEPTORCAPACITY 10 m3/hrHEATING COIL PROVIDED YESMATERIAL OF HEATING COIL A106INLET PPM 30000 PPMOUTLET PPM 10 PPMTEMPERATURE OF LIQUID 60 – 80 0 cTHERMAL INSULATION FOR HOT SURFACEMANUFACTURER LLOYD/LAPINUS/MINWOOL/ASIONDENSITY OF INSULATION MATERIAL

100 m3

THICKNESS OF INSULATION PIPES 100/65/50/40/25 mmTANKS 75 mm

THERMAL CONDUCTIVITY 0.038 w/m 0 kMAX TEMP AT WHICH MATERIAL IS FREE FROM DETERIORATION

SLSR –121 0 c CONSTANT WATTAGE – 141 0 c

SHEETING MATERIAL ALUMINIUMTHICKNESS OF ALUMINIUM FOIL FOR STEAM TRACED LINES

20 / 22

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4.5.8 ELECTRIC HEAT TRACING SYSTEMTYPE OF TRACER SELF REGULATING SYSTEMMANUFACTURER THERMON/XICONMATERIAL CONDUCTOR (HEATING CORE) NICHROME OR Cu-NiJACKET SILCONE RUBBERBRAID / OVER BRAID NICKEL PLATED COPPER, SSOUTER COVER SILICONE RUBBEROPERATING VOLTAGE 203 –277 v ,1,A.CDESIGN MAX TEMPERATURE 204 0cMATERIAL OF THERMAL INSULATION ROCKWOOL

4.5.9 FLASH TANKDESIGN PRESSURE 3.5 kg / cm2

WORKING PRESSURE 1.5 kg / cm2

DESIGN TEMPERATURE 150 0cWORKING TEMPERATURE 120 0cHYDRO TEST PRESSURE 5CORROSION ALLOWANCE 3mmRADIOGRAPHY SPOTJOINT EFFICIENCY 2.00INSULATION 50mm

4.5.10 SUMP PUMPLIQUID PUMPED OIL WATER MIXTURESPECIFIC Gr. 1.0HEAD 20 mlcFLOW m3/hr 10TDH 25 mPUMP Efficiency 45%BHP AT DUTY 2.01PUMPING TEMPERATURE 60 TO 80 0 cVISCOSITY 1CPSHUT OFF HEAD 30 mRPM 2900SUBMERGENCE 150 mmSOLID SIZE 8 mmTYPE OF LUBRICATION EXTERNALSTRAINER SSMOTORTYPE VERTICAL FLANGED MOUNTKW 1.5CURRENT 3.2 ASPEED 2880 rpmVOLTS / CYCL / pH 415 / 50 Hz/ 3 pHINSULATION / PROTECTION/ BEARING B / IP – 55 / 6205

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4.5.11 PRESSURE CONTROL VALVESSERVICE REDUCE STEAM PRESSURE FROM 12 ksc TO 3.5 kscTYPE GLOBETYPE OF ACTUATOR DIAPHRAGMFLOW MAX 1000 kg/hr

MIN 100 kg/hrVALVE POSITIONER SIDE MOUNTED,FORCED BALANCEAIR FILTER YESFAIL SAFE POSITION AIR TO OPENI/P CONVERTOR 4 – 20 maAIR SUPPLY 7 kg / cm2

MAKE R.K. CONTROL / FISHER XOMOR

4.5.12 TEMPERATURE CONTROL VALVESERVICE TO CONTROL STEAM FLOW TO MAINTAIN OIL

TEMPERATUREVALVE OUT FLOW

HEATER CV-2MAIN TANK COIL CV-3

DRAIN TANK COIL CV-4

VALVE SIZE 25 NB 50 NB 15/20 NBTYPE GLOBE GLOBE GLOBEACTUATOR DIAPHRAGM DIAPHRAGM DIAPHRAGMI/L & O/L PRESSURE

3.5 kg / cm2 3.5 kg / cm2 3.5 kg / cm2

FLOW kg /hr

MAX 210 800 12NOR 210 60 5MIN - 40 3

VALVE POSITIONER

SIDE MOUNTED, FORCED BALANCE

SIDE MOUNTED, FORCED BALANCE

SIDE MOUNTED, FORCED BALANCE

FAIL SAFE POSITION

AIR TO OPEN AIR TO OPEN AIR TO OPEN

MAKE R.K. CONTROL / FISHER XOMOR

R.K. CONTROL / FISHER XOMOR

R.K. CONTROL / FISHER XOMOR

4.5.13 SERVICE WATER HEATERSHELL TUBE

DESIGN PRESSURE 5 kg / cm2 4.5 kg / cm2

DESIGN TEMPERATURE 2300 c 67.50 cTEST PRESSURE 7.5 kg / cm2 6.75 kg / cm2

RADIOGRAPHY FULLEMPTY WEIGHT 287 kg

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4.5.14 LFO TRANSFER PUMPNUMBER 2 ( 1 PER UNIT )MANUFACTURE M/S ALLWEILER TUSHACOTYPE SNH 40/46, TRIPLE SCREW PUMPOIL POUR POINT 12 – 18°CSP. GR. AT15°C 0.83VISCOSITY MIN/MAX 2 / 25 cstCAPACITY MIN/MAX 58/68 lpmPRESSURE 20 kg / cm2

SPEED 2900 rpmBHP 3.5KWSTRAINER MULTIFF FILTERATIONMOTORVOLT / CYCLES / PHASE 415 10%, 50 Hz , 3POWER 5.5 kwCURRENT 10.5 AEFFICIENCY AT F.L 80 %SPEED / DUTY 2850 / S1P.F AT F.L 0.92

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4.5.15 HFO TRANSFER PUMPNUMBER 2 PER UNITMANUFACTURETYPE SNH 280/46, TRIPLE SCREW PUMPOIL POUR POINT 28°CSP. GRAVITY AT 15°C 0.88PUMPING TEMP. 50 – 80°CVISCOSITY 150 / 500 cstCAPACITY MIN. VISCOSITY - 252lpm

MAX. VISCOSITY – 270lpmPRESSURE 30 kg / cm2

SENSE OF ROTATION CW (FROM MOTOR END)BHP AT MIN/MAX CST 18/20KWSPEED 1450 rpmSTRAINER MULTITEX FILTERATIONMOTOR KIRLOSKAR ELECTRICVOLT / CYCLES / PHASE 415 10%, 50 Hz , 3POWER 26 kwCURRENT 46 AFULL LOAD EFFICIENCY 91.5%FULL LOAD P.F 0.87SPEED / DUTY 1470 /S1CONNECTION / ST / F

4.5.16 HEATING UNITTYPE U TUBE, HAIR PIN TYPENumber 2 shellCAPACITY 30 m2

OIL FLOW RATE 11.07TPHOIL HEATING RANGE HFO 115 – 125°CWORKING PRESSURE SHELL SIDE 30 kg / cm2

CHANNEL SIDE 12 kg / cm2

RELIEF VALVE SET PRESSURE 32KSCTEST PRESSURE SHELL SIDE 48 kg / cm2

CHANNEL SIDE 36 kg / cm2

STEAM PARAMETERS PRESSURE 12KSCTEMP. 220 0 c

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4.6 FIRE HYDRANT SYSTEM

4.6.1 GENERALCONSTRUCTION RCCNO. OF COMPARTMENTS 2CAPCITY 425 M3 EACH

4.6.2 HYDRANT PUMP:PUMPNOs. 1TYPE KFD 125/26HEAD 88M.CAPACITY 273 Cu.m/hrRATED SPEED 2900R.P.M.DIMENSIONS 125X150RECOMMENDED PRIME MOVER RATING 125 K.W.MOTORMAKE KIRLOSKAR FRAME SC315M TYPE 3PHASE INDUCTION MOTOR RATED POWER 125 K.W. RATED FREQUENCY 50HZRATED SPEED 2975 R.P.M.RATED VOLTAGE 415V. RATED CURRENT 206 AMPS.INSULATION CLASS FSTATOR CONNECTION DELTATEMP. RISE 50°CEFFICIENCY 94%

4.6.3 JOCKEY PUMP:PUMP:NOS 2TYPE CPHM 32/26TOTAL HEAD 88 mRATE OF FLOW 20 Cu.m/hrRATED SPEED 2900RECOMMENDED PRIME MOVER RATING 18.5 KWSIZE 32 X50MMMOTOR :MAKE KIRLOSKARTYPE 3 PHASE INDUCTION MOTOR FRAME PM160MRATED POWER 18.5 K.W.RATED SPEED 2935 RPMRATED FREQUENCY 50 HZRATED VOLTAGE 415V+/- 10%RATED CURRENT 32.5 AMPS STATOR CONNECTION DELTA CONNECTED

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4.6.4 DIESEL ENGINE PUMP:PUMP:Nos. 1MAKE KIRLOSKAR TYPE DSM150-46CAPACITY 273 Cu.m/hrHEAD 88M.ENGINE:MAKE CUMMINS INDIA LTD TYPE RADIATOR WATER COOLED MODEL NTA495F1RATED POWER 173 H.PRATED SPEED 1500 RPM

4.6.5 SPRAY WATER PUMP:PUMP:Nos. 1MAKE KIRLOSKARTYPE 150-46CAPACITY 273 CUBIC.M/HrHEAD 88MRATED SPEED 2900 RPMMOTOR:MAKE KIRLOSKAR TYPE 3PHASE INDUCTION MOTOR RATED POWER 125 KWRATED SPEED 2974 RPMRATED VOLTAGE 415 V.

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4.7 C.W. SYSTEM & C.W. CHEMICAL FEED SYSTEM

4.7.1 C.W PUMP:Make BHELModel no. CW1Q Inertia of pump rotor when submerged 456 kg/m2 OPERATING TORQUE 2508 KgmWeight of pump 23000 kgRated capacity 17500 m3/hrTotal head 19.5 mwcPump losses 0.5 mwcBowl head 20 mwcShut off head 45.0 mwcSpeed 490rpmBowl efficiency 87%Bowl input 1095.59 kwThrust brg. losses 4.5kwTransmission losses 1.0 kwPump input at duty point 1101.09 kwMax. input to pump 1330 kwRequired submergence at duty pointAbove sump floor

4.3 m

Required NPSH at duty point 11.5 mType Non pull outNo. of stages One Lubrication Self lubricationType of shaft coupling Muff couplingType of coupling (between motor & pump) Flexible, Membrane type No. of vanesA. ImpellerB. Bowl

59

Diameter of A. Bell mouthB. ImpellerC. Column pipeD. Line shaftE. Delivery elbow

2040 mm.1189 mm.1600 mm.130 mm.1600 mm.

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4.7.1 C.W PUMP: (CONTD.)Total setting length 10.5 mLength of the column pipe 2.5 m (max)Length of the line shafts 2.5 m (max)Distance between line shaft bearings 2.1 m (max)MATERIALSBell mouth IS 210 FG 260Impeller ASTM A743 CF8M Impeller wear ring SS 304Bowl IS 210 FG 260Bowl wear ring BS 3468 GR F1Impeller shaft Forging SS type 410Shaft sleeve CF8MLine shaft Forging SS type 410Line shaft coupling Forging SS type 410Line shaft bearing Cutless rubberColumn pipe MS, IS 2062Base plate MS, IS 2062Flexible coupling Carbon steelMaximum velocity of vibrations 7 mm/sMaximum noise level 85 dbMOTORMake BHELType 3 ph induction motorCurrent 152 ampsVoltage 6600 vPower 1350 kwSpeed 495 rpmDEGREE OF PROTECTION IP 55TEMP. RISE 70°CRotor type Cage D.E brg. 6240MC3NDB 7340 BWEIGHT 14000 KG

4.7.2 COOLING TOWER:MODEL VB 2CT 180, GAMMON MAKECooling water flow 17500 m3/hrc.w. in let temp. 42 0Cc.w. out let temp. 32 0 CWet bulb temp. 27 0 CDry bulb temp. 36 0C

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4.7.3 COOLING TOWER FANS:MOTOR:Make KIRLOSKARType Induction motorNo. per unit 10. nosPower 44.2 kwSpeed 1475 rpmVoltage 415 vCurrent 76ampsClass of insulation FDE bearing 6313NDE brg. 6313Efficiency 93%GEAR BOX:Make Greaves ltd. Type 32 CT –180Ratio 10.3 / IP 2, oil filled.

4.7.4 CW BLOW DOWN PUMP:Make WDMNo. of pump. 2 nos.Size /dia of impeller 6 x 4 - 8Power 50 HPTDH 4.3 KSCFlow 166.94 Cu.m/hrSpeed 2950 rpmMaterial Alloy CI BFMOTOR DATA :MAKE U S ELECTRICAL MOTORType CT Power 50 HPVoltage 415 VCurrent 63 AMPSClass of insulation FShaft end brg. 6272- 2Z-J C 3Opp . end brg. 6212- 2Z –J C 3SPACE HEATER 120 V & 144 W

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CW CHEMICAL FEED SYSTEM4.7.5.a) CHLORINATION SYSTEMChlorine one-ton container Quantity connected = 6 nosQuantity stand by = 6 nosTotal capacity = 15 days storage (minimum)

4.7.5 b) Chlorine Water Booster pump:MOTOR:Make U S motorNO. OF 2 nos.Type CT, 3 ph induction motorPower 11.25kWVoltage 415vCurrent 20.2 ampsSpeed 2915 rpmEfficiency 86.5%Lubrication Grease lubricatedPump`Make M P pump industriesType 600Model 29639Max. design pr. 50 psiFlow 36.4m3/h @ 4.24ksc

4.7.5 C) EJECTORS: Make Fisher porterMaximum pr. 150 psigNozzle size 24.2mmThroat size 35.7mm

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4.7.5 D) EVAPORATOR: HEATER ELECTRICALMFR FISCHER & PORTERCAPACITY 2727KG/DAYIMMERSION HEATER 12KW, 415v, 3 ph, 50 Hz

4.7.6 POLY PHOSPHATE DOSING:(To maintain 15 ppm in circulating water at pump stroke of 80%)

TANKCAPACITY 1200 LTMOTOR:Make BALDOR Electrical corporationType 1- ph. Induction motor Voltage 240 vHP 0.5SERVICE FACTOR 1.15Current 4.4 ampsSpeed 1425 rpm.EFFICIENCY & P.F 62% & 0.62Class of insulation FPUMP:Make Neptune chemical pumpModel 547-S-N 3- T15 – 500 CNo. of pumps 2 nosMax. capacity 24.9 GPMDischarge pr. 350 psi

4.7.8 SULPHURIC ACID DOSING:(To maintain 7.5 pH of circulating water at pump stroke of 80%)

TANKCAPACITY 3800 LT of 66° Baume H2SO4MOTOR:Make BALDOR Electrical corporationType 1- ph. Induction motor Voltage 240 vCurrent 4.4 ampsSpeed 1425 rpm.Class of insulation FPUMP DATAMake Neptune proportioning pump Model 332-A-Nu-T15 – LC-50cNo. of pumps 2 nosMax. capacity 9.1 GPMMax. pr. 350 psi

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4.8 COMPRESSED AIR PLANT

4.8.1 COMPRESSORNumber of 2 (1 – 100% for both unit, 1 – standby)Make ELLIOTTType PAP Plus CompressorModel 270 DA3Design disc. pr. 8.1 Kg/cm2

Rated I/L capacity 3600 M3/hrRated I/L pr. 0.96 Kg/cm2

Rated I/L temp. 40ocStandard clean air pr. Drop at I/L 14.2 cm of H2OInlet air after suction filter Particles size > 1 not more than 3 %Max. comp. Air discharge temp. 204ocAir temp. after cooler Not > 8oc above cooling water I /L temp.Water requirements (water inlet temp.=32oc)

Flow (LPM) Pr. Drop ( Kg/cm2)Intercoolers 280 0.54After cooler 220 0.14Oil cooler 95 0.32Total 595Air requirement For panel 1 SCFM normal

10 – 25 SCFM in transient conditionFor seal hdr 10 SCFM

Air pressure Normal 2.8 to 8.6 bar at 52oc max.On startup 0.7 bar (min.)

Seal Hdr Pr 0.14 bar min.Approx. weight 4364 Kg (less driver)Bearings Pinions Combination tilt- pad journal / Tapered land thrust

Gears Combination sleeve type journal / Tapered land thrust

Seals Pinion shaft Horizontally split carbon ring assembliesGear shaft Spring backed, Radial type seal

Oil quality recommendedViscosity 150 (SSU @ 100oF)Viscosity 43 (SSU @ 210oF)Viscosity 32 (mm2/s @ 40oc)Viscosity 5 (mm2/s @ 99oc)Viscosity index Above 90Min. flash point 175ocOil coolerOil Circulation 81 LPMOil temp In/Out 73°C / 54°CWater temp. In/Out 35°C / 41°C

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4.8.2 MAIN DRIVERMake Siemens energy & Automation. Inc. Type Induction motorPower 447 KW (600 HP)Service factor 1.15Voltage 6600 VNo. of phase 3Frequency 50 HzFull load current 45 ampsService factor 1.15Locked rotor current (% FLA) 600Full load speed 2980 rpmInsulation class F – VPIEfficiency % 94.2 at F.L 94.6 at 0.75 load 94.5 at 0.50 loadPower factor 92.3 at F.L 91.9 at 0.75 load 89.3 at 0.50 loadEnclosure TEFCFull load torque 1433 NmStarting torque ( % FLT) 70Break down torque ( % FLT) 225Rotor inertia 240 lb-ft2

Motor weight 3175 KgBearing Split-SleeveRotation CW facing shaft extension

4.8.3 LUBRICATIONPumps 2 positive displacement, rotary pumps (Gear shaft

driven M.O.P & motor driven A.O.P)Oil mist eliminator Coalescing filter, for oil separation, filter replacement

at P =10”H2OOil filters Canister type oil filter, filter canister replacement at

P=0.7 barThermostatic valve Regulates oil flow to cooler to maintain 43 to 49oc of

oil temp.System oil pr. 1.7 to 2.1 barRelief valve To maintain 2.1 bar of oil pressureCooler O/l oil temp. 50c – 55ocReservoir capacity 208 litersMotor 415 V, 3.1 Amp

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4.8.4 MATERIALS OF CONSTRUCTION (COMPRESSED AIR SYSTEM)Casing Ductile ironGearing Alloy steal(AISI 4140)Shafting Alloy steal(AISI 4340)Cooler tubing Copper /AdmiraltyReceiver Carbon steelPiping Galvanized steel

4.8.5 INSTRUMENT AIR DRYER SYSTEMMake ZEKS HYDRONIX DRYERCoalescing Pre-filter Number 2 for both units Model no. 800 LCGElement L 400Filter performance Rated to remove 99.97% of particles > 0.01Design pr. 300 psigDesign temp. 150oFParticulate After-filterModel no. 1330 PCGElement P670Filter performance Rated to remove 99.97% of particles > 1Design pr. 300 psigDesign temp. 150ocDesiccant Air dryer Number 2 for both units Model no. 1140 HPSXHCBSFlow 1140 SCFM (24 Nm2/min)Inlet pr. 7 kscInlet temp. 37.8°CIn let dew point 37.8°COutlet dew point – 40oC at 7 kscDryer cycle 10 minDrying time 5 minReactivation time 4 min 30 secRepressurizing time 30 secPurge air 4.76 m3/min @ 2.8 kscPurge air pr. 2.8 kscDryer design pr. 10.55 kscSafety valve setting 11.6 kscDesiccant Activated AluminaDesiccant required 583.0 lbs. / towerControl ckt 115v, 1ph, 60 Hz

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4.8.7 CONSUMERS OF INSTRUMENT AIR Boiler Auxiliaries, including fuel oil 8.2 Nm3/minSteam turbine /Generator Auxiliaries 2.0 Nm3/minControl valves 1.6 Nm3/minPurge air 1.5 Nm3/minAsh handling 6.5 Nm3/minCoal handling 1.5 Nm3/minWater treatment system 1.0 Nm3/min*Dryer sizing is based on total anticipated consumption plus 20% margin

4.8.8 CONSUMERS OF SERVICE AIRRAPH Air Motor DriveFeeder Bulls Eye cleaningPulverized Coal SamplingAPH soot blowersOil gun firing & scavengingTurbo Generator building at all floors Service building at ground & first floorBoiler platformsWater treatment areaDiesel generator areaC.W. Pump houseFuel oil unloading & storage areaFire pump houseFly ash storage silosBottom ash storage binsCoal handling areaElectrostatic precipitators

4.8.9 RECEIVER TANKService air tank capacity 15 M3 Instrument air capacity 15 M3

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4.9 WATER & STEAM SAMPLING SYSTEM

4.9.1 SAMPLE COOLERSMake WATERS EQUIPMENTS Model W9000 W9250

Coil Shell Coil Shell Design pressure 246 KSC 21 KSC 351KSC 31.64K

SCDesign temp. 399°C 121°C 537.8°C 343.3°

CMaterial 316 ss 316 ss 3/8” OD

316ss 304 ss

Heat transfer surface 929 cm2 3251 cm2Weight 2.27Kg 13.15KgPerformance data for model W9000 or W9050For WaterFlow rateCC/min

Sample outlet temperature. o F Sample (P)200 300 500 700

500 0.5 0.6 0.9 2.0 0.71000 0.8 1.0 1.8 3.8 2.22000 2.2 3.3 6.0 15.0 7.53000 6.0 10.0 20.0 35.0 15.5For SteamFlow rateCC/min

Sample pressure (psig) Sample (P)150 500 1500 3100

500 3.0 2.0 2.0 1.5 1.51000 14.0 6.0 5.0 3.5 4.01500 75.0 20.0 12.0 8.5 8.02000 NR 65.0 14.0 20.0 15.0

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4.9.2 Conductivity cell 4973 series Make HONEYWELL

Cell constant 0.01, 0.1, 1.0 & 10 cm-1

Wetted parts Cell body PES (polyethersulfone)Electrode 0.01 &0.1 const Titanium

1.0 &10 const Hi density graphite with teflon guard tube

Max. temp. 140oc at rated pr.(temp. limit for PVC wire is 105oc)Max. pressure 250 psig(1724 Kpa) at rated tempFlow chamber 055919Material PolyethersulfonMax. flow 5 gpm @ 40 psig at atmospheric dischargeMax. pressure 200 psig @ 25ocMax. temp. 140oc @ atmospheric pressure

4.9.3 pH / ORP ELECTRODES Make LEEDS + NORTHROPPr. & temp. limitsTemperature For electrodes -5oc to 110oc

For preamplifier (upper limit)Module 075704 (used with analog-based inst.) 70ocModule 075704 (used with microprocessor based analyzer)

85oc

Pressure 344.8 KPa @ 100oc & 689.5 @ 50ocElectrode Rayton body, glass electrode, ethylene propylene monomer (EPM)

seal, ceramic junctionPreamplifier Glass filled polypropylene housing, EPM seal

Dimensions 1’ diameter & 6’ long

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4.9.4 pH / ORP ANALYSER / CONTROLER 7082 SERIES

Make LEEDS + NORTHROPDisplay 3 ½ digit, 0.75” high LCD, to display pH / ORP, temperature, time,

alarm condition, alarm setpt, calibration, output limit &diagnosticsDisplay range -2.00 to +14.00 pH or –1999 to +1999 mv and –10 to +130oc,

resolution 0.01 pH, 1 mv, 1ocAuto buffer recognition

Recognizes 4.01, 6.86, 7.00, 9.00, 9.18, 10.0 pH standard buffer solution with temperature correction from 0 – 60oc

Auto electrode washing schedule settingClock cycle 28 days with days, hours, minute resolutionRinse time 1- 1999 secMax. buffer times 1- 1999 secResume process time display

1- 1999 sec

Calibration interval Adjustable no. of rinse cycles b/w one point calibration, or of one point calibration b/w two point calibration

Performance under reference operating conditionAccuracy 0.02 pH or 2 mv (display) Drift NegligibleRepeatability 0.1 % of span 1 countReference operating condition

25 1oc, 10 – 40 % RH, 120v AC 24v DC

Operating influences under normal operating conditionsEffect on accuracy (% of span)

Temp. 0.05% / ocRH < 1% Line volts < 0.1 % / voltPower loss Memory retention by EPROM (no

batteries)Operating condition

Normal Extreme Ambient temperature 0 – 60oc -20 – 60oc Line voltage

AC 108 – 132v AC 100 – 132v AC (47 – 63 Hz)

24v DC option 21 – 27v DC 16 – 30v DCRH 90% max. non-condensing @ 40o c max.*Output adjustable to within 0.01 mA, repeatable to within 0.1% of spanControl settingsOn /off period 1 to 1999 secOn /off % ‘ON’ time 0 to 100 %, 1% resolutionSetpt & propor. Band limit

range

19.99 pH, 1999mv,-10 to +140oc,1 count resolutionDAT cycle period 1 to 1999 secPFT max. frequency 1 to 200 pulse / min.PFT max. width 50 ms, compatible with electronic pulse type metering

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4.9.5 PROGENCY ADO DISSOLVED OXYGEN ANALYZER

Make LEEDS +NORTHRUPMeasurement ranges DO (7021) Any range from 0.0ppm to 25000 ppmDO (7022) Any range from 0.0ppm to 25000 ppmProcess temp. 32 to 104 F (0-60 0C) normal,32-140 FextremAtm. Pr. 500-800 mm Hg with internal sensor for calibrationAuxiliaries input scaling range (any of the following)Flow Any range limits 0-100000 engg.unitsRemote set point Same as dissolved oxygen measurement rangeSalinity 0-40ppt (parts per thousand) as NaCl

0-68 ms/ cm conductivityDimensions 5.67x5.67x7.59” (144x144xx192.8mm)Weight 2.7 kgTemperature limitsOperating normal - 10 to550COperating extreme -20to60 0CRelative humidity limitsNon condensing 10% to 90%With sealed cable entry to case. 10% to 100%Vibration: SAMA PMC31.1, condition2, field mount.

4.9.6 DISSOLVED OXYGEN PROBEMake Leeds +northrupNormal operating temp range 2 to 400CExtreme operating temp. range 2 to 360CMax. flow rate 0.25 GPM USING ¼” fittingsMax. pressure 30 psi(PVC)&50psi(ss)

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4.9.7 SODIUM ION ANALYZERMAKE Waltron Range Linear 0.1ppb,0-10ppb,0-1ppb,0-1ppmNon linear 0.01-1ppb,0.1-10ppb,0.001-0.1ppm,0.01-1ppmSelectable Leaner / nonlinear, X1/X100 with four sets (normally open

contacts for remote range.Accuracy 10% of reading OR 0.1ppb(whichever is greater within

50C of calibrated temperatureReproducibility 5%of reading or 0.1ppb(which ever is greater) at

constant temperatureResponse time 90%of 1-10ppb step, less than 4 minutes

90%of100-1ppbstep, less than 6 minutesTemp. compensation Automatic pH compensation Alkaline vapor buffer 0.880 S.G (35%w/v) ammonia >0.1ppb,

50% diethylene solution<0.1ppb.Calibration Automatic sequence manually initiated by operator every one

to four weeks.Outputs Two isolated current outputs, switch selectable, 0-10ma,

0 – 20ma or4-20madc, 1000ohms max.Alarms Hi & Lo voltage free contacts rate 2 amps,250 V AC

Non inductive Power 100/110/120, 200/220/240VAC(+10%,-20%),50/60Hz,100VA Operating conditionsSample Temp.:5-55oc,flow: 50-500 ml/min Amb. . temp. 0-550cPressure 5-100 psigComposition Filter to 60,free of film forming

compounds Max. Separation distance 100 m b/w enclosuresMax. Distance b/w sensor &transmitting unit 100 m

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4.9.8 CALORIMETERIC SILICA MONITOR ( A1- 8241 SERIES)Make Waltrol (aqualert division)Sample flow 5-750 ml/minSuspend solids < 10 ppm,60Amb. Temp. 5-400cSample temp. 5-550cReagent soln. Consumption, each reagent, 10L/month Calibration soln. A solution of 1 L is reacquired of concentration &

formulation suitable for particular range of applicationPower supply 110 to 120 v or 220 to 240 v, 50/60 Hz, 100VAIsolation voltage Input, output & power 1.5 kVDegree of protection Electronic section 1IP 65 / NEMA 4X

Liquid handling case 1P 31, criticalInternal component 1P 65

Range 0 to 2000 ppb SiO2

Max. current O/P scale expansion

0 to 20 ppb SiO2

Accuracy < 2 ppb or < 2% (whichever is greater)Reproducibility < 2 ppb or < 2% (whichever is greater)Response time < 16 min for 90 % step changes (dead time 8 min.)Chemical drift < 5% of reading per min.(depends on request)

Control temp. range 35oc to 45ocTemp. resolution 0.1oc

4.9.9 A1 – 9070 HYDRAZINE ANALYZERMake Waltron (AQUALERT division)Range Automatic 0 - 99.9 ppb or 0 – 999 ppb(g /kg)Accuracy For concentration under 500 ppb, 5% of reading or 2ppb

whichever is greater For concentration above 500 ppb, better than 10 % reading

Sensor response time 90% of step change in less than 1 minStability 5%of reading or 2 ppb per week, whichever is greater Calibration Semiautomatic – manually initiated automatic calibration

recommended monthly. May be calculated on the process or with an external standard (200 pbb min.)

Calibration time 5 min.Ambient temp. 0 – 55ocEnclosure finish Corrosion resistant polyuretheneMax. enclosure separation 100 m interconnecting cable

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4.9.10 Sample enclosureSample temp. 5 – 55ocSample temp. compensation Automatically reduces sample temp. error or <

0.25 % of reading / oc. Calibration standards held at sample temp. during calibration via heat exchanger.

Sample flow 50 – 500 ml / min. valved

Sample pressure 15 mill Bar minimum – 6.7 Bar maximumSample inlet ¼” ss tube fittingSample composition Filter to 60 , free of film forming compounds

4.9.11GCI ICE WAGON WATER CONDENSING CHILLER

Make GC Industries Model CFH3WCRefrigerant charge 10 pounds r - 22Tank (water) size 6 gallonMain power 415 volts, 3, 50 HzFull load amps. 6.3 amps.Normal running amps 54.4 ampsCompressor 3 HP, model FRICK V16791Pump 1HP, model 1ST4E5D3

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5.1 MISCELLANEOUS

5.1.1 CRANES AND HOISTSLOCATION OF CRANES & HOISTS NUMBERS CAPACITY (KG)10.5 TG 1 35000 / 7000ACW PUMP 1 3000FD FAN 2 5000MILL 2 7500PA FAN 2 5000FIRE SPRAY PUMP 1 3000DEISEL FIRE PUMP 1 3000HYDRANT PUMP 1 2000CW PUMPHOUSE 1 25000CHLORINATION 1 2000ID FAN 2 12500

5.1.2 CBD VESSELTEST PRESSURE 10.5 KSCWORKING PRESSURE 7 KSCCAPACITY 4770 LTSTEMPERATURE 180°C

5.1.3 LP DRAIN FLASH TANKDESIGN PRESSURE 1.5 KSCDESIGN TEMPERATURE 150°CWORKING MEDIUM STEAM & WATERTESTING PRESSURE 2.25 KSCCAPACITY 1100 LTRS

5.1.4 IBD TANKTEST PRESSURE 1.8 KSCWORKING PRESSURE 1.2 KSCCAPACITY 11300 LTRTEMPERATURE 120°C

5.1.5 AIR WASHERTYPE EVAPORATIVE COOLED PRESSURISED AIR

VENTILATIONCIRCULATION RATIO 2NO. OF AIR CHANGES PER HOUR 15EFFICIENCY 90%FILTERS 10Μ, 50 mm THICKAIR WASHER FANFLOW 144250 M3 /HRPRESSURE 75 mmwcRATING 55 KWDRIVE V-BELT

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AIR WASHER PUMPRATING 22 KW

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5.1.6 CONTINUOUS EMISSIONS MONITORING SYSTEM

SULFUR DIOXIDE ANALYSERCOAL FIRING 2.2 – 35.9 TPD PER BOILER (BASED ON

SULFUR CONTENT OF 0.1% TO 1.5%)COREX GAS FIRING N.AMODEL CS 5700 FLUORESCENCESAMPLE FLOW RATE 200 TO 500 ml/minINTEGRTATION TIME SETTING 20 TO 99 SECPOWER REQT 300W, 105-230VAC, 50HZRANGE 0 TO 1000 ppmAMBIENT TEMP RANGE 15°C TO 30°CCO & CO2 ANALYSERMODEL ZRHPRINCIPLE I.R ray absorption, non-dispersive type

deflection method, single IR source single beam system

Ambient temp. -5°C to 45°CGAS FLOW RATE 0.5 TO 2 l/minPOWER CONSUMPTION 37VARANGE 0 – 20%Nox ANALYSERCOAL FIRING 1.26 KG/MILLION KCALCOREX FIRING 0.36 KG / MILLION KCALMODEL 5600 CHEMILUMINESCENTRANGE 0 – 1000 ppmINTEGRATION TIME 1 TO 99 SECSAMPLE FLOW RATE 400 sccmPOWER REQT 500W, 180 – 260VAC, 50HZOPERATING TEMP 10°C TO 40°CDUST/OPACITY MONITORDUST CONCENTRATION 150 mg/Nm3MODEL LAND 4500 mk IIOPERATING PRINCIPLE CROSS-STOCK TRANSMISSOMETEROPERATING WAVELENGTH 565 nmLIGHT SOURCE HIGH INTENSITY LEDPARTICULATE LOADING 0 – 300 mg/Nm3OPACITY RANGE 0 – 100%

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