SPECIFICATION VARIABLE FREQUENCY DRIVECODE NO. :

A. ELECTRICAL SUPPLY SYSTEM C. TECHNICAL DETAILS

1 SUPPLY VOLTAGE 400V ANALOGUE OUTPUT (PROGRAMMABLE) 1

2 SYSTEM FREQUENCY 60Hz CURRENT RANGE AT ANALOGUE OUTPUT 0/4 - 20mA

3 COMBINED VOLTAGE & FREQUENCY VARIATION ±10% & ±5% MAX. LOAD RESISTANCE 500Ω

4 PHASES / WIRE 3Ph+N+PE ACCURACY ON FREQUENCY OUTPUT MAX. ERROR: 1.5 % OF FULL SCALE

5 FAULT LEVEL 65kA RELAY OUTPUTS ( PROGRAMMABLE) 1

B. SITE CONDITIONS MIN. TERMINAL LOAD 24V DC 10mA , 24V AC 100mA

6 PROJECT MAX. TERMINAL LOAD 250V AC, 2A

7 AMBIENT TEMPERATURE (MAX. / MIN.) 55 Deg C / 0 Deg C 22 CONTROL CARD

8 ALTITUDE '-Meter ABOVE SEA LEVEL A USB INTERFACE VTA

9 SIESMIC COEFFICIENT IBC 2006, SITE CLASS: D. B USB PLUG VTA

10 WIND CONDITIONS C RS-485 INTERFACE 9600 Baud

11 MAX. RELATIVE HUMIDITY 90% D MAX. LOAD (10V) 15mA

12 LOCATION E MAX. LOAD (24V) 200mA

C. TECHNICAL DETAILS 23 RECTIFIER PULSE MINIMUM 12, UPTO 18

13 VFD MAKE & MODEL DANFOSS VLT SERIES 2800 24 HARMONIC CONTENT THD WITHIN ±5% LIMITS (AS PER IEEE 519)

14 RATING 1.5kW 25 OUTPUT POWER FACTOR >0.98

15 ENCLOSURE IP20/21 (NEMA 1) 26 OUTPUT FILTER (CHOKE)

16 CONVERTER TYPE & RATING VTA A TYPE SUITABLE FOR 4kW VFD & 160 METERS CABLE LENGTH

17 INVERTER TYPE & RATING VTA B CHOKE STANADARD TO MEET IEEE-519 LIMITS

18 CONTROL SYSTEM C VOLTAGE RATING VTA

A TYPE PULSE WIDTH MODULATION (PWM) D CURRENT RATING VTA

B FEEDBACK SYSTEM OPEN LOOP VECTOR 27 HARMONIC FILTER

19 DESIGN AMBIENT TEMPERATURE 50 Deg C THiD at

20 RATED INPUT POWER SUPPLY RANGE 380-480V , ±10% A 40% load 6%

21 CONFIGURATION OPEN LOOP/CLOSED LOOP B 100% load <5%

PROCESS PID CONTROL YES C TYPE COMPLIABLE WITH IEC 61000 & EN61800 STANDARDS

DIGITAL INPUTS ( PROGRAMMABLE) 5 D. PERFORMANCE

LOGIC PNP POSITIVE LOGIC 28 RATED OUTPUT VOLTAGE (V) 0-100% OF SUPPLY VOLTAGE

VOLTAGE LEVEL 0-24 V DC 29 TORQUE

Rev Description Date Prepared By Checked By Approved ByCLIENT : CONSULTANT :

PROJECT : SHEET NO.

SPECIFICATION VARIABLE FREQUENCY DRIVE

CODE NO.MAX. VOLTAGE ON INPUT 28V DC A STARTING TORQUE( VARIABLE TORQUE) 160% FOR 60 SECONDS

INPUT RESISTANCE, Ri APPROX. 4 KΩ B OVERLOAD TORQUE (VARIABLE TORQUE) 160% FOR 60 SECONDS

SCAN INTERVAL 1ms 30 EFFICIENCY 95-98%

ANALOGUE INPUTS (PROGRAMMABLE) 1 31 RAMP TIMES 0.02-3600 SEC

MODES VOLTAGE OR CURRENT 32 VOLTAGE / FREQUENCY CHARACTERISTIC VTA

CURRENT LEVEL 0/4 TO 20 mA(SCALEABLE) 33 SWITCHING ON INPUT SUPPLY 2 TIMES/MIN

VOLTAGE LEVEL 0 TO 10 V DC (SCALEABLE) 34 DISTORTION FACTOR OF OUTPUT VOLTAGE

ACCURACY OF ANALOGUE INPUTS MAX. ERROR: 1 % OF FULL SCALE A VTA

INPUT RESISTANCE, Ri B MAXIMUM & MINIMUM VALUES: VTA

SCAN INTERVAL 13.3ms 35 ELECTROMAGNETIC COMPATIBILITY VTA

DIGITAL OUTPUT ( PROGRAMMABLE) 2 36 VIBRATION VTA

VOLTAGE LEVEL AT DIGITAL / FREQUENCY OUTPUT 0-24 V DC 37 MODULATION INDEX VTA

MAX. OUTPUT CURRENT(SINK OR SOURCE) 25mA 38 FULL LOAD POWER FACTOR VTA

MAX. OUTPUT FREQUENCY AT FREQUENCY OUTPUT 0 TO 10 kHz39 VTA

ACCURACY ON FREQUENCY OUTPUT MAX. ERROR: 0.2% OF FULL SCALE

(2) VFD vendor shall select suitable choke & filter to meet the requirements.

Rev Description Date Prepared By Checked By Approved ByCLIENT : CONSULTANT :

PROJECT : SHEET NO.

ASCE-7 EXPOSURE CATEGORY C, BASIC WIND SPEED 43 m/sec

HARMONIC SUPRESSION FILTERS USED (YES / NO)

APPROX. 300Ω FOR CURRENT MODE , APPROX. 10 KΩ FOR VOLTAGE MODE

GUARANTEED POWER LOSSES AT FULL LOAD (DRIVE MODULE ONLY WITH AS BUILT DC LINE CHOKES)

NOTE: VTA - VENDOR TO ADVICE.(1) Any other accessory, fixing hardware, switches etc. which shall be required for satisfactory operation and completeness shall be provided by vendor.

PROJECT :

SPECIFICATION VARIABLE FREQUENCY DRIVE

CODE NO.

E. CONSTRUCTION

40 VFD PANEL

A MATERIAL VTA

B ENCLOSURE IP20/21 (NEMA 4X)

C PAINT RAL 7032 (SIEMENS GREY) AS PER DIN

D CONFORMAL COATING AS PER IEC 60721-3-3, CLASS 3C2

E MAX. TEMP. RISE ALLOWED INSIDE PANEL VTA

F COOLING FAN PROVIDED YES

G DIMENSION OF VFD PANEL (HxWxD) VTA

H VTA

F. GENERAL

41 STANDARD FUNCTION PROVIDED VTA

42 OPTIONAL FUNCTIONS PROVIDED

A YES

B AUTO VOLTAGE BOOST REQUIRED AS PPLICABLE

C AUTO SLIP COMPENSATION REQUIRED AS PPLICABLE

D EXTENDED SPEED RANGE REQUIRED AS PPLICABLE

E INTERLOCK YES

F ENERGY SAVING OPTION YES

G BRAKING REQUIRED AS PPLICABLE

H FOUR QUADRANT OPERATION YES

I TRIP HISTORY MONITOR YES

K AUTO TORQUE BOOST

Rev Description Date Prepared By Checked By Approved ByCLIENT : CONSULTANT :

PROJECT : SHEET NO.

CONTROL TRANSFORMER 440 V / (230 V + 110 V AC)

MICRO PROCESSOR BASED (DIGITAL) CONTROL SYSTEM:

SPECIFICATION VARIABLE FREQUENCY DRIVE

CODE NO.

44 TYPE OF CABLE UN-ARMORED

45 MAX. CABLE CROSS SECTION (MM2 )

46 MAX. MOTOR CABLE LENGTH (M) 160

47 LIST OF SETTING PARAMETER VTA

G. DCS REQUIREMENT

48 SIGNALS TO DCS

A VFD RUNNING REQUIRED

B VFD TRIP REQUIRED

C

49 SIGNAL FROM DCS

A SPEED CONTROL REQUIRED

B START/STOP COMMAND REQUIRED

(2) VFD vendor shall select suitable choke & filter to meet the requirements.

Rev Description Date Prepared By Checked By Approved ByCLIENT : CONSULTANT :

PROJECT : SHEET NO.

LOCAL (VFD) / REMOTE (DCS) SELECTCTOR SWITCH ON VFD PANEL

NOTE: VTA - VENDOR TO ADVICE.(1) Any other accessory, fixing hardware, switches etc. which shall be required for satisfactory operation and completeness shall be provided by vendor.

PROJECT :