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D125 GC Generator Set

D125 GC Generator Set

Caterpillar is leading the power generation marketplace with Power Solutions engineered to deliver unmatched flexibility, expandability, reliability, and cost-effectiveness.

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Maximum Rating125 ekW

Minimum Rating125 ekW

Emissions/Fuel StrategyU.S. EPA Cert., Tier 3

Voltage208 to 600 Volts

Frequency60 Hz

Speed1800 rpm

Duty CycleStandby

Engine ModelC7.1 I-6, 4-Cycle Diesel

Bore4.1in

Stroke5.3in

Displacement428in³

Compression Ratio16.7:1

AspirationTurbocharged, Air to Air Aftercooled

Fuel SystemElectronic, Common Rail

Governor TypeADEM™A4

Length - Maximum103.7in

Width - Maximum51.2in

Height - Maximum52.2in

Dry Weight - Genset (maximum)3099lb

Standard

Air cleaner; light duty with disposable element

Standard

GCCP 1.2 Control panel

Standard

Fan drive, battery charging alternator drive

Coolant drain line with valves

Caterpillar extended life coolant

Radiator and cooling fan with guards

Optional

Coolant heater

Low coolant temperature

Low coolant level shutdown

Standard

Segregated low voltage (AC/DC) wiring panel

IP23 Protection

Circuit breaker, IEC, 3 pole, mounted in tower panel

Voltage regulator (single phase sensing)

Tower panel, IP22, bottom cable entry

12 Leads

Standard

Stub pipe, gaskets, raincap and SAE exhaust flange for customer use - shipped loose

Standard

Base, formed steel with single wall integral 24-hour fuel tank

Standard open set fuel tank/base supplied

Standard

Oil drain line with valve

Lubricating oil

Standard

Termination points for coolant and lube oil drain lines

Includes lifting provision and drag points

Captive linear vibration isolators between base and engine-generator

Standard

24V battery with rack and cables

Standard

Mechanical and electrical governing system - model dependent

Standard

Engine and alternator pre-paint, Caterpillar yellow

Optional

Stone guards/radiator trans flange

Optional

Alternator removal

Optional LC Frame alternator

R Frame auxiliary winding: R2273L4 SE aux alt 07, aux alt 08 and aux alt 10

Permanent magnet excitation (PMG)

Anti-condensation heater

3 Phase sensing

Quatrature droop king

Optional

Padlockable breaker device

4 Pole 250A, 400A and 630A Circuit breakers

Optional

Battery charger

Control panel heater

Earth fault (2 wire only)

Volt free contacts

Emergency stop with key

Speed adjust potentiometer

Earth leakage (2 wire only)

Overload shutdown via breaker

Speed adjust contacts

Panel mounted audible alarm

Optional

Volt free contacts for generator set running

Volt free contacts for common alarm

Static battery charger

GCCP 1.2

Optional

Sound attenuated level 2 enclosure

Optional

Silencer installation kit

Residential silencer

Battery removal

Industrial silencer removal

Electronic governor

Optional

Low fuel level shutdown

Open set narrow tankbase

Skidbase for CALG enclosure sets

DEFRA bunded fuel tank

Low fuel level alarm

Compact skidbase for open sets

High fuel level alarm

Optional

PGS Test report @ 0.8 power factor

PGS Test report @ 1.0 power factor

Optional

Certification for CIS

Optional

Circuit breaker, IEC, 4 pole

Optional

Packing case - compact set

Packing case - canopied set

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