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Diesel generator sets

D250 GC

Producing reliable power of 250 ekW at 60 Hz, our D250 GC diesel generator set are designed to ISO 8528-5 transient response requirements. The D250 GC generator sets are engineered to EPA Stationary Emergency (Tier 3) emissions standards.

  • Maximum Rating250 ekW
  • Minimum Rating250 ekW
  • Emissions/Fuel StrategyEPA Stationary Emergency
  • Voltage208 to 600 Volts
  • Frequency60 Hz
  • Duty CycleStandby
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Generator Set Specifications
Maximum Rating 250 ekW
Minimum Rating 250 ekW
Emissions/Fuel Strategy EPA Stationary Emergency
Voltage 208 to 600 Volts
Frequency 60 Hz
Speed 1800 rpm
Duty Cycle Standby
Engine Specifications
Engine Model Cat® C9 In-line 6, 4-cycle Diesel
Bore 4.4 in
Stroke 5.9 in
Displacement 538 in³
Compression Ratio 16.3:1
Aspiration Turbocharged Air-to-Air Aftercooled
Fuel System HEUI
Governor Type Adem™A4
Generator Set Dimensions
Length - Maximum 155.5 in
Width - Minimum 56.3 in
Width - Maximum 56.7 in
Height - Minimum 67.2 in
Height - Maximum 86.7 in
Dry Weight - Genset (minimum) 5324.2 lb
Dry Weight - Genset (maximum) 6735.1 lb

Air Inlet System

  • Air cleaner - Non canister, disposable
  • Aftercooler core
  • Turbocharger

Control Panel

  • GCCP 1.2

Cooling System

  • Jacket water pump, gear driven, centrifugal
  • Radiator sight gauge
  • Blower fan and fan drive with guards
  • Thermostats and housing
  • Coolant drain valve
  • Radiator, package mounted

Exhaust System

  • Exhaust manifold - dry

Fuel System

  • Fuel priming pump
  • Engine fuel transfer pump
  • Primary fuel filter w/integral water separator and secondary filter, spin on
  • Integral tank base, 24 hours, UL142

Generator Set

  • Factory tested to design specifications at full load conditions
  • Complete system designed & built at ISO 9001:2000 certified facilities
  • All protective devices and control functions simulated and checked

Generators and Generator Attachments

  • Easy access to AVR and terminals
  • Insulation system, Class H
  • Brushless, self-excited 2/3 pitch (600V uses Internal excitation (IE))
  • Voltage regulator (single phase sensing)
  • Terminal box, IP22 RHS facing, bottom cable entry
  • 12 Leads
  • Standard winding protection for non-harsh environments with relative humidity ? 95%
  • IP23 Protection

Governing System

  • Cat electronic governor (ADEM A4)

Lube System

  • Oil filler and dipstick
  • Lubricating oil, CK-4 (10W-30)
  • Shallow oil pan
  • Oil filter, spin on
  • Fumes disposal to front of radiator
  • Oil cooler
  • Oil drain with valve

Mounting System

  • Includes lifting provisions and termination points for coolant and lube oil drain lines
  • Captive linear vibration isolators between base and engine-generator

Protection

  • Safety shutoff - Overspeed
  • Safety shutoff - High water temperature
  • Safety shutoff - Low oil pressure

Starting/Charging System

  • 24-volt electric starting motor
  • 24V, 45 Amp Charging alternator

General

  • Vibration damper
  • Lifting eyes
  • Parts book
  • Electric Power Ratings Guide
    application/pdf
    Download ↓
  • D250 GC, C9, 60 Hz, 250 ekW Spec Sheet
    application/pdf
    Download ↓
  • D250 -D600 GC Enclosure Brochure
    application/pdf
    Download ↓
  • GCCP 1.2 Control Panel Data Sheet
    application/pdf
    Download ↓
  • GCCP 1.5 Control Panel Data Sheet
    application/pdf
    Download ↓
  • Cat® GC Generator Set Brochure for North America
    application/pdf
    Download ↓
Need installed dimensions with enclosure and tank? See Model Configurations