Legend Description Rating Qty

(1) Switch :

SW1 AC Voltmeter selector switch 10 Amp. 1SW2 * 3 Pole ON/OFF type DC rotary switch (Battery isolation) 100 Amp. 1SW3 * 3 Pole ON/OFF type AC rotary switch (AC I/P Isolation) 16 Amp. 1SW4 1 Pole ON/OFF type cam switch (Charger ON/OFF) 10 Amp. 1SW5 1 Pole ON/OFF type cam switch (Cubicle lamp) 10 Amp. 1SW6 * 1 Pole ON/OFF type cam switch (Space heater) 10 Amp. 1SW7 * AC socket with switch 5Amp. 1SW8 * 2 Pole Three way no off type cam switch (F/M/B Selector) 10 Amp. 1SW9 * 2 Pole Two way no off type cam switch (A/M Selector) 10 Amp. 1SW10 2 Pole three way with off type cam switch (DC Voltmeter) 10 Amp. 1SW11 * 2 Pole ON/OFF type DC rotary switch (DC O/P Isolation) 100 Amp. 1DLS * Door Limit Switch --- 2

(2) Fuse & Fuse Holder :

FS1-3* HRC type fuse link with suitable fuse fitting (AC Voltmeter) 2 Amp. 3FS4-6* HRC type fuse link with suitable fuse fitting (AC I/P) 16 Amp. 3FS7 * HRC type fuse link with suitable fuse fitting (Contactor coil) 2 Amp. 1FS8 * HRC type fuse link with suitable fuse fitting (Space Heater) 2 Amp. 1

48V/70A, Float cum Boost Battery charger

SERVILINK ENGINEERS PVT. LTD., VADODARA 390 010.LIST OF COMPONENTS USED FOR BATTERY CHARGING EQUIPMENT

TYPE : 48V/70Amp. Float cum Boost Battery charger Client : BHARAT HEAVY ELECTRICALS LIMITED..

P.O. NO. : 311P156 & DT.:03/10/2011. Project : HNPCL 400KV SYARD VIZAG 2X520 MW.Consultant : MOTT MACDONALD, NOIDA.

Rev. : 01

Page 1 BCO-802(B)_01

yp g ( p ) pFS9-14* TIA type HRC fuse link for SCR Protection 50 Amp. 6FS15 * HRC type fuse link with suitable fuse fitting (Capacitor) 25 Amp. 1FS16-17* HRC type fuse link with suitable fuse fitting (DC Voltmeter) 2 Amp. 2FS18-19* HRC type fuse link with suitable fuse fitting (DC O/P ) 80 Amp. 2FS20-21* HRC type fuse link with suitable fuse fitting (48V DC Auxi. Supply ) 4 Amp. 2FS22-24* HRC type fuse link with suitable fuse fitting (Battery fuse ) 100 Amp. 3FS25-26* HRC type fuse link with suitable fuse fitting (240V AC Auxi) 6 Amp. 2

(3) Meter : (Deflection : 90º, Size : 96 X 96 sq. mm, Accuracy class:1.5)

VM1 Moving Iron type AC Voltmeter to read AC input voltage of charger 0-500V AC 1

VM2Moving coil DC Voltmeter to read DC output voltage of charger, load and battery.

0-100V DC 1

AM1Moving coil type DC Ammeter with external shunt to read DC o/p current of the charger. (SHUNT : 100A/75mV)

0-100A DC 1

AM2Moving coil type DC Ammeter with external shunt to read Discharge/Charge current of the battery.(SHUNT: 100A/75mV)

±100A DC 1

AM3 Moving coil type DC Milli Ammeter to read earth leakage current ±100mA DC 1

(4) Diode/SCR :

SCR1-6 * SCR complete with RC network and K3 type heat sink 51Amp/1200V 6D1 * Free wheeling diode with K3 type heat sink 61Amp/600V 1BD1 * Charger blocking diode with K4 type heat sink 100Amp/600V 1BD2 * Battery tap diode with K4 type heat sink 100Amp/600V 1

(5) Contactor & Thermal O/L Relay :

CON1-2* AC auxi. contactor with 415V AC Coil & 2 NC auxi. Contact(AC11) 4 Amp. 2CON3 * AC mains Power contactor with 415V AC Coil. & 1 NO+1NC auxi. Contact 12 Amp. 1CON4 * DC Power contactor interlocked with AC Contactor with 48V DC Coil. 45 Amp. 1O/L1 * Contactor mountable type Thermal Overload Relay. 10.47 Amp. 1

(6) LED type lamp : (Size : 22.5 mm)

LP1-3 AC mains `ON' indicating LED type lamp (R + Y + B) 240V AC 3LP5 6 Ch DC O/P 'ON' i B t/Fl t d i di ti LED t l (R G) 48V DC 2LP5-6 Charger DC O/P 'ON' in Boost/Float mode indicating LED type lamp (R+G) 48V DC 2

Page 1 BCO-802(B)_01

Legend Description Rating Qty

(7) Cubile Lamp :

LP4* Cubicle lamp with holder 240V/20W 1

(8) Potentiometer :

RV1 Charger output current adj. pot for auto Boost mode. 10K/3W 1RV2 Charger output adj. pot. for manual mode. 10K/3W 1RV3 Charger output voltage adj. pot for auto Float mode. 10K/3W 1

(9) Capacitor :

FC1 * Filter condensor bank 4700mfd/100V 3

(10) Resistance :

RB1 * Bleeder resistance 500E/50W 1

(11) Relay :

RL1* Two change over 48V DC relay with socket (Load DC O/V) 5 Amp. 1RL2* Two change over 48V DC relay with socket (Load DC U/V) 5 Amp. 1RL3* Two change over 48V DC relay with socket (Earth Leakage) 5 Amp. 1RL4* Two change over 48V DC relay with socket (Battery fully Charged) 5 Amp. 1RL5* Two change over 48V DC relay with socket (Semicon. Fuse fail) 5 Amp. 1RL6* Two change over 48V DC relay with socket (Charger fail) 5 Amp. 1RL7* Two change over 48V DC relay with socket (DC O/P Fuse fail) 5 Amp. 1RL8* Four change over 12V DC relay with socket (F/B selection) 5 Amp. 1RL9* Two change over 240V AC relay with socket (A/M selection) 5 Amp. 1

(12) Transformer and Choke :

TR1 * Double wound impregnated naturally air cooled 3-Phase mains Transformer 6.2 KVA 1TR2* Control Transformer (415V/15-0-15V) 15VA 1TR3* Control Transformer (230V/15-0-15V)(Auto C/O) 15VA 1TR4* Control Transformer (Pri : 415V AC Sec : 240V AC) 500 VA 1

Page 2 BCO-802(B)_01

TR4* Control Transformer (Pri : 415V AC, Sec : 240V AC) 500 VA 1CH1 * Filter Choke ---- 1

(13) Transducers * :

S1Load Voltage transducer, input : 0-100VDC, out put :4-20mA, Auxiliary supply 48V DC

0-100VDC 1

S2Load Current transducer, input : 0-75mV DC, out put :4-20mA, Auxiliary supply 48V DC

0-75mVDC 1

S3Battery Current transducer, input : -75-0-75mV DC, out put :4-20mA, Auxiliary supply 48V DC

0-75mVDC 1

S4Battery Voltage transducer, input : 0-100VDC, out put :4-20mA, Auxiliary supply 48V DC

0-100VDC 1

(14) Shunt :

SH3 Shunt for measuring purpose 100A/75mV 1

(15) Space Heater with Thermostate :

SH,TH * Spaceheater with Thermostate 240V, 80W 1

(16) Annunciator :

Annun.Microprocessor based 8 Point window type annunciator with test, accept and reset push button & with common audiable alarm & individul fault indicating LED.

48V DC 1

TERMINAL DETAIL

TB1 *415V, 3 Phase 3 wire AC input Terminal for incoming power supply (R, Y, B)

(ELMAX) CBT110

3

TB2 * DC output Battery Terminals (+VE, +VE, -VE)(ELMAX) CBT110

3

TB3 * TO DCDB Terminal (ELMAX) CBT110

2

TB4* Control Terminal for Remote AnnunciationCSTM 2.5Elmax

2

TB5* Control Terminal for TransducerCSTM 2.5El

8TB5 Control Terminal for TransducerElmax

8

NOTE : * INDICATES COMPONENTS MOUNTED INSIDE THE PANEL.

Page 2 BCO-802(B)_01

Sr. No. Item Make

1 Switch Kaycee/Salzer/Vaishno2 Fuse C&S/Siemens/Hemvin/GE/Busmann3 Meter AE/meco/DIP/Rishabh4 Diode/SCR Naina/Universal/Hirect/Semikron5 Contactor & over load relay C&S/Siemens/L&T/Schneider/ABB/S+S6 LED type Lamp Precifine/Teknic/Siemens/Vaishno7 Potentiometer Pankaj/Potel/Vaishno8 Capacitor Alcon/Sharda9 Resistance Stead/Sure10 Relay PLA/OEN/Paramount/Salzar/AB/Omron11 Transformer & Choke Servilink (Our own make)

SERVILINK ENGINEERS PVT. LTD., VADODARA 390 010.LIST OF MAKE OF COMPONENTS USED FOR BATTERY CHARGING EQUIPMENT

TYPE : 48V/70Amp. Float cum Boost Battery charger Client :  BHARAT HEAVY ELECTRICALS LIMITED.

P. O. NO. :  311P156 & DT.:03/10/2011.Project : HNPCL 400KV SYARD VIZAG 2X520 MW.                                                    

Consultant  : MOTT MACDONALD, NOIDA.

Rev. : 01

Page 3 BCO-802(B)_01

11 Transformer & Choke Servilink (Our own make)12 Annunciator Servilink13 Transducers AE/Pantech/Rishabh/meco/Elster

Page 3 BCO-802(B)_01