WCS1250 / WCS1250S

Features:

WCS Series

M: Mechanical speed governor, E/ECU: Electronic speed governor;NA: Naturally aspirated, TC: Turbocharged, TCA: Turbocharged and air-air aftercooled. TCW: Water-cooled Turbocharged;The weights are approximate and without fuel.

Also available in the following voltages: 415/240V-380/220V-220/127V-200/115V; ESP: Standby Power Standby duty, operation under variable load, without over load;PRP: Prime Power-Continuous duty operation, under variable load 24/24h-10% over load permissible 1 hour/12 hours;The data is only for your reference but not for use of sales.

Ratings at 0.8 power factor.

Generating Set Model Prime Standby

WCS1250/S N/A 1250kVA/1000kW

Output Ratings

Ratings and Performance Data Dimensions and Weights

• Excitation system: self-excited (AREP and PMG are optional)

• ATS (automatic transfer switch) receptacle

• Lockable battery isolator switch

• Stainless galvanized zinc plates with strong

corrosion resistance

• Vibration isolators between the engine/alternator

and base frame

• Integrated wiring design

• Base fuel tank for at least 8 hours running

• Equipped with an industrial muffler

• Engine oil pump

• 50℃ radiator

• Top lifting and steel base frame with forklift holes

• Drainage for fuel tank

• Complete protection functions and safety labels

• IP44 (soundproof sets), IP54 (control system)

• Water jacket preheater, oil heater and double air

cleaner, etc. are available.

Structure Type:

Fuel Tank Capacity: L

Fuel Consumption: l/h

WCS1250

WCS1250S

WCS1250

WCS1250S

Engine Make & Model:

Alternator Model:

Alternator Brand:

Control System:

Noise Level@7m:

Frequency & Phase:

Engine Speed: RPM

KTA38-G9

HCI634K

STAMFORD

PLC-8610 / PLC-7420

74.1-84.6

50Hz & 3PH

1500

A

C

/

1450

N/A

N/A

Dry = With Lube Oil Wet = With Lube Oil and Coolant

Length (L)mm (in)

Width (W)mm (in)

Height (H)mm (in)

Drykg (lb)

GeneratingSet Model

WCS1250

WCS1250S

4465 1800 2440 7310

6058 2438 2591 15040

at 100% load

at 75% load

Engine model: KTA38-G9

WCS1250 / WCS1250SWCS Series

GENERAL ENGINE DATAType................................................................................................................................................................ 4-Cycle; 60° Vee; 12-Cylinder DieselAspiration........................................................................................................................................................ Turbocharged and Aftercooled

Bore x Stroke ..............................................................................................................— mm x mm (in x in) 159 x 159 (6.25 x 6.25)Displacement ..............................................................................................................................— litre (in3) 2300 (37.8)Compression Ratio........................................................................................................................................ 13.9 : 1

Dry WeightFan to Flywheel Engine ........................................................................................................ — kg (lb) 4300 (9482)

Wet WeightFan to Flywheel Engine......................................................................................................... — kg (lb) 4536 (10002)

Moment of Inertia of Rotating Components • with FW 6001 Flywheel ........................................................................................... — kg • m2 (lbm • ft2) 10.4 (248) • with FW 6011 Flywheel............................................................................................ — kg • m2 (lbm • ft2) 20.8 (493)Center of Gravity from Front Face of Block............................................................................... — mm (in) 980 (38.6)Center of Gravity Above Crankshaft Centerline........................................................................ — mm (in) 279 (11)Maximum Static Loading at Rear Main Bearing......................................................................... — kg (lb) 908 (2000)

ENGINE MOUNTINGMaximum Bending Moment at Rear Face of Block.......................................................... — N • m (lb • ft) 6100 (4500)

EXHAUST SYSTEMMaximum Back Pressure at 1500 RPM (Standby Power)........................................... — mm Hg (in Hg) 76 (3)

AIR INDUCTION SYSTEMMaximum Intake Air Restriction • with Dirty Filter Element ................................................................................................. — kPa (in H2O) 6.2 (25) • with Clean Filter Element............................................................................................... — kPa (in H2O) 3.7 (15)

COOLING SYSTEM Coolant Capacity — Engine only .................................................................................... — litre (US gal) 124 (32.7)

— with HX 6076 Heat Exchanger ..................................................... — litre (US gal) 199 (52.7)Minimum Pressure Cap (for Cooling Systems with less than 2m [6 ft.] Static Head)........... — kPa (psi) 69 (10)Maximum Static Head of Coolant Above Engine Crank Centerline........................................... — m (ft) 18.3 (60)Thermostat (Modulating) Range ...............................................................................................— °C (°F) .. 82-93 (180-200)Maximum Coolant Friction Head External to Engine — 1500 rpm ....................................... — kPa (psi) 48 (7)Maximum Top Tank Temperature for Standby...........................................................................— °C (°F) 104 (220)Maximum Raw Water Flow @ 90 F to HX6076 Heat Exchanger.......................... — liter/min (US gpm) 409 (108)Maximum Raw Water Inlet Pressure at HX 6076 Heat Exchanger ...................................... — kPa (psi) 345 (50)

LUBRICATION SYSTEMOil Pressure @ Idle Speed..................................................................................................... — kPa (psi) 138 (20)

@ Governed Speed.......................................................................................... — kPa (psi) 310-448 (45-65)Maximum Oil Temperature ......................................................................................................... — °C (°F) 121 (250)Oil Capacity with OP6023 Oil Pan: Low - High................................................................. — litre (US gal) 114-87 (30-23)Total System Capacity (with Combo Filter)....................................................................... — litre (US gal) 135 (35.7)

Engine model: KTA38-G9

WCS1250 / WCS1250SWCS Series

N.A. - Data is Not AvailableN/A - Not Applicable to this EngineTBD - To Be Determined

NotApplicablefor 60 HzOperation

FUEL SYSTEMType Injection System .............................................................................................................................................................. Direct Injection Cummins PTMaximum Restriction at PT Fuel Injection Pump — with Clean Fuel Filter.................................................— mm Hg (in Hg) 102 (4.0)

— with Dirty Fuel Filter.................................................. — mm Hg (in Hg) 203 (8.0)Maximum Allowable Head on Injector Return Line (Consisting of Friction Head and Static Head)............. — mm Hg (in Hg) 165 (6.5)Maximum Fuel Inlet Temperature ........................................................................................................................... —°C (°F) 70 (160)Maximum Fuel Flow to Injection Pump......................................................................................................... — litre / hr (US gph) 428 (113)

ELECTRICAL SYSTEMCranking Motor (Heavy Duty, Positive Engagement)......................................................................................................... — volt 24Battery Charging System, Negative Ground.................................................................................................................--- ampere 35Maximum Allowable Resistance of Cranking Circuit........................................................................................................ — ohm .002Minimum Recommended Battery Capacity

• Cold Soak @ 10 °C (50 °F) and Above.............................................................................................................. — 0°F CCA 1200• Cold Soak @ 0 °C to 10 °C (32 °F to 50 °F)...................................................................................................... — 0°F CCA 1280• Cold Soak @ -18 °C to 0 °C (0 °F to 32 °F)....................................................................................................... — 0°F CCA 1800

COLD START CAPABILITYMinimum Ambient Temperature for Unaided Cold Start to Idle Speed......................................................................— °C (°F) 7 (45)Minimum Ambient Temperature for NFPA 110 Cold Start (90° F Minimum Coolant Temperature)........................— °C (°F) 10 (50)

PERFORMANCE DATAAll data is based on: • Engine operating with fuel system, water pump, lubricating oil pump, air cleaner and exhaust

silencer; not included are battery charging alternator, fan, and optional driven components.• Engine operating with fuel corresponding to grade No. 2-D per ASTM D975.• ISO 3046, Part 1, Standard Reference Conditions of:

Barometric Pressure : 100 kPa (29.53 in Hg) Air Temperature : 25 °C (77 °F)Altitude : 110 m (361 ft) Relative Humidity : 30%

Steady State Stability Band at any Constant Load .............................................................................................................. — % +/- 0.25Estimated Free Field Sound Pressure Level of a Typical Generator Set;

Excludes Exhaust Noise; at Rated Load and 7.5 m (24.6 ft); 1800 rpm ................................................................. — dBA N.A.Exhaust Noise at 1 m Horizontally from Centerline of Exhaust Pipe Outlet Upwards at 45°.......................................... — dBA N.A

STANDBY POWER50 hz

Governed Engine Speed............................................................. — rpm 1500Engine Idle Speed....................................................................... — rpm 725-775Gross Engine Power Output.......................................... — kWm (BHP) 1089 (1460)Brake Mean Effective Pressure .......................................... — kPa (psi) 2296 (333)Piston Speed................................................................— m / s (ft / min) 7.9 (1562)Friction Horsepower.......................................................... — kWm (HP) 86 (115)Engine Jacket Water Flow at Stated Friction Head External to Engine:

• 4 psi Friction Head...........................................— litre / s (US gpm) 19.6 (310)• Maximum Friction Head..................................— litre / s (US gpm) 17.7 (280)

Engine DataIntake Air Flow.................................................................— litre / s (cfm) 1309 (2775)Exhaust Gas Temperature..................................................... — °C (°F) 529 (985)Exhaust Gas Flow...........................................................— litre / s (cfm) 3540 (7500)Air to Fuel Ratio......................................................................— air : fuel 24.8:1Radiated Heat to Ambient .....................................— kWm (BTU / min) 154 (8764)Heat Rejection to Engine Jacket Radiator.............— kWm (BTU / min) 672 (38243)Heat Rejection to Exhaust.....................................— kWm (BTU / min) 652 (37082)

Alternator model: HCI634K

WCS1250 / WCS1250SWCS Series

CONTROL SYSTEM SEPARATELY EXCITED BY P.M.G.

123XM.R.V.A

VOLTAGE REGULATION ± 0.5 %

SUSTAINED SHORT CIRCUIT

INSULATION SYSTEM

PROTECTION

RATED POWER FACTOR

STATOR WINDING

WINDING PITCH

WINDING LEADS

STATOR WDG. RESISTANCE

ROTOR WDG. RESISTANCE

EXCITER STATOR RESISTANCE

EXCITER ROTOR RESISTANCE

srehto rof yrotcaf ot refer .N5780 EDV ,G5780 EDV,4-6-00016 NE SB & 2-6-00016 NE SBNOISSERPPUS .I.F.R

%0.5 < DAOL RAENIL DECNALAB GNITROTSID-NON %5.1 < DAOL ONNOITROTSID MROFEVAW

niM/veR 0522DEEPSREVO MUMIXAM

BEARING DRIVE END

BEARING NON-DRIVE END

GNIRAEB 2GNIRAEB 1

WEIGHT COMP. GENERATOR

WEIGHT WOUND STATOR

WEIGHT WOUND ROTOR

WR² INERTIA

SHIPPING WEIGHTS in a crate

PACKING CRATE SIZE

TELEPHONE INTERFERENCE

COOLING AIR

772/084662/064452/044042/614452/044042/514132/004022/083 RATS EGATLOV

772662452042452042032022ATLED EGATLOVkVA BASE RATING FOR REACTANCE VALUES 1110 1110 1110 1110 1275 1338 1388 1438

Xd DIR. AXIS SYNCHRONOUS 2.78 2.51 2.33 2.07 3.20 3.00 2.85 2.71X'd DIR. AXIS TRANSIENT 0.22 0.20 0.19 0.17 0.26 0.24 0.23 0.22X''d DIR. AXIS SUBTRANSIENT 0.16 0.14 0.13 0.12 0.18 0.17 0.16 0.15Xq QUAD. AXIS REACTANCE 1.63 1.47 1.37 1.21 1.88 1.76 1.67 1.59X''q QUAD. AXIS SUBTRANSIENT 0.23 0.21 0.20 0.17 0.27 0.25 0.24 0.23XL LEAKAGE REACTANCE 0.08 0.07 0.06 0.06 0.09 0.08 0.08 0.07X2 NEGATIVE SEQUENCE 0.22 0.20 0.19 0.17 0.26 0.24 0.23 0.22X0 ZERO SEQUENCE 0.03 0.02 0.02 0.02 0.03 0.03 0.03 0.03

25.9823 kgm2

194 x 92 x 147(cm)

26.5295 kgm2

2622kg

194 x 92 x 147(cm)

2541 kg

1294 kg

BALL. 6224 (ISO)

gk 8401gk 3901

With 4% ENGINE GOVERNING

DOUBLE LAYER LAP

2.36 Ohms at 22°C

0.002 Ohms PER PHASE AT 22°C STAR CONNECTED

6

TWO THIRDS

1294 kg

IP23

CLASS H

BALL. 6317 (ISO)

REFER TO SHORT CIRCUIT DECREMENT CURVES (page 7)

17 Ohms at 22°C

0.079 Ohms PER PHASE AT 22°C

mfc 6514 ces/³m 169.1mfc 0243 ces/³m 416.1

50 Hz

THF<2%

60 Hz

TIF<50

2581 kg

2601kg

0.8

WCS Series

Control SystemPLC-7420

FEATURES

Microprocessor control, with high stability and credibilityMonitoring and measuring operational parameters of themains supply and gensetIndicating operation status, fault conditions, all parame-ters and alarmsMultiple protections; multiple parameters display, likepressure, temp. etc.Manual, automatic and remote work mode selectable

Real time clock for time and date display, overall runtimedisplay, 250 log entries

Overall power output display

Integral speed/frequency detecting, telling status ofstart, rated operation, overspeed etc.Communication with PC via RS485 OR RS232 interface,using MODBUS protocol

PLC-7420 is an advanced control module based on micro-processor, containing all necessary functions for protection of the genset and the breaker control. It can monitor the mains supply, breaker control. and automatically start the engine when the mains is abnormal. Accurately measure various operational parameters and display all values and alarms information on the LCD. In addition, the control module can automaticallyshut down the engine and indicate the engine failure.

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AVRElectronic GoverningGlow plug controlCycle Cranking(MODBUS)NetworkingFault Historymanual start/stopAuto/remote startRegular TestAuto operation LEDManual operation LEDCommon Shutdown LEDCommon warning LEDFail to start LEDEmergency stop(local)Alphanumeric screenRemote start input active LEDAlarm reset Oil pressure Water Temperture Engine Speed Hours Run Number of Starts Battery Voltage Coolant Temperature 3PhaseL-L Voltage&Frequency 3phase Current Frequency kWh Apparent Power Active Power and Reactive Power Power Factor Per PhasekW, kWr Per Phase kVA Phase Voltage Output Power Grid Line Voltage Grid Phase Voltage Grid Frequency

Low Fuel Level High Fuel Level Low Oil Pressure High Water Temperature Failure to Stop Failure to Start Controlable start circles/times Overspeed Under&Over Voltage Under&Over Frequency Overcurrent Earth Leakage Reverse Power Reverse kWrLow Oil PressureLow Water TemperatureHigh Water TemperatureLow Water LevelLow/High Battery VoltageFailure to ChargeOvercurrentOverloadGenset Under/Over VoltageGenset Under/Over Frequencyunder/over SpeedHigh Engine TemperatureEarth LeakageSynchroscope(Independent Bus) Active and Reactive Power Control Synchroscope(Shared Bus) Synchronization Dector Peak Lopping

Automatic Transfer Hard Closed Transition Soft Closed Transtion Gen/Mains Breaker Gen/Mains Breaker Status Protection Speed/Voltage Control Power Indication Fuel&solenoid Valve Control Startor Control Preheating Mains Transfer Switch (Standard) Mains Transfer Switch (Emergency)Operating Temperature (-40℃-70℃) Ambient Temperature (-25℃-45℃) Humidity≤80%

Grid Over/Under Voltage Control Grid Over/Under Frequency Control Remote Start Output(Load/No-load) Optional Relay Output Remote Telecom Control with All Functions Engine Instrument Monitoring Altemator Output Instrument Monitoring Connection Point with All-around Setting For 6 Users 3 Users Input Connection Point LCD Light Control of Low Light Operation Environment Safe PIN CodeRS232/485 Interface Language Selection Multi-Language Function

MODEL

Standard Optional Impossible

PLC-7420

Control System function listPLC-8610

WCS1250 / WCS1250S

Control System

PLC-8610 (Optional)

Digital, intelligent controlsystem allows easier operation.

FEATURES

Microprocessor control, with high stability and credibilityMonitoring and measuring operational parameters of the genset

Indicating operation status, fault conditions, all parametersand alarmsMultiple protections; multiple parameters display, like pressure, temp. etc.Manual, automatic and remote work mode selectable

RS232 & RS485 can be used at the same time

Real time clock for time and date display, overall runtime display, 250 log entries

PLC-8610 is a microprocessor based control unit containing all

circuits and presents all values and alarms on the LCD display. The

other gensets. The load sharing is performed so each genset takesa portion of the load that is calculated in percent according to thenominal power.

necessary functions for protection of the genset and the breakercontrol. Furthermore, it contains all necessary three-phase measuring

module has the function of load sharing which enables the moduleto share the active load (kW) equally when operating in parallel with

WCS1250 / WCS1250SWCS Series

Engine Alternator Generator Set Fuel System Canopy

Exhaust System Cooling System Control Panel Voltages

● Water Jacket Preheater● Oil Preheater

Optional

● Winding Temperature Measuring Instrument● Alternator Preheater● PMG ● Anti-damp and anti-corrosion treatment● Anti-condensation heater

● Tools with the machine ● Low fuel level alarm● Automatic fuel feeding system● Fuel T-valves

● Oil with the machine ● Protection board from hotness

● Front heat protection● Coolant (-30°C)

● Remote control panel● PLC-8610● PLC-7420● ATS

● 415/240V● 400/230V● 380/220V● 220/127V● 200-115V

Lubricating System

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PowerLink reserves the right to make changes in model, technical sepcification, color, configuration and accessories without prior notice. Please contact the salesman before ordering.

WCS Series / May.2013

WCS1250 / WCS1250SWCS Series