D250 GC

D250 GC (60 Hz) Generator Set

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.

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Cat Generator Set Package

  • Cat generator set packages have been fully prototype tested
  • Accepts 100% block load in one step and meets NFPA 110 loading requirements
  • Conform to ISO 8528-5 steady state and transient response requirements

Cat Diesel Engine

  • Reliable, rugged, durable design
  • Field-proven in thousands of applications worldwide
  • Four-stroke-cycle diesel engine combines consistent performance and excellent fuel economy with minimum weight

M-Frame Alternator

  • Superior motor starting capability minimizes need for oversizing alternator
  • Designed to match performance and output characteristics of Cat diesel engines
  • Robust Class H insulation

GCCP 1.2 Control Panel

  • User-friendly interface and navigation
  • Expansion modules and site-specific programming for specific customer requirements

Cooling System

  • Designed to operate in standard ambient temperatures up to104°F (40°C)
  • Contact your Cat Dealer for specific ambient and altitude capabilities

Certifications

  • UL 2200 Listed
  • ULC Certification Available

One Safe Source

  • Components used in the generator set are selected based on seamless design integration to provide the optimum performance
  • The generator set is fully assembled at a Caterpillar facility following our quality guidelines
  • Each generator set package is tested before leaving the Caterpillar facility
  • Cat product support, including dealer service, parts and warranty covers the entire Cat power system

Worldwide Product Support

  • Cat dealers have over 1,800 dealer branch stores operating in 200 countries
  • Your local Cat dealer provides extensive post-sale support, including maintenance and repair agreements

Virtual Tours

Documents & Brochures

Standard Equipment

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

Additional information

Offering Type

Generator Set Specifications - Maximum Rating

250 ekW
Generator Set Specifications - Minimum Rating

250 ekW
Generator Set Specifications - Emissions/Fuel Strategy

EPA Stationary Emergency
Generator Set Specifications - Voltage

208 to 600 Volts
Generator Set Specifications - Frequency

60 Hz
Generator Set Specifications - Speed

1800 rpm
Generator Set Specifications - Duty Cycle

Standby
Engine Specifications - Engine Model

Cat® C9 In-line 6, 4-cycle Diesel
Engine Specifications - Bore

112 mm ( 4.4 in )
Engine Specifications - Stroke

149 mm ( 5.9 in )
Engine Specifications - Displacement

8.8 l ( 538 in³ )
Engine Specifications - Compression Ratio

16.3:1
Engine Specifications - Aspiration

Turbocharged Air-to-Air Aftercooled
Engine Specifications - Fuel System

HEUI
Engine Specifications - Governor Type

Adem™A4
Generator Set Dimensions - Length - Maximum

3950 mm ( 155.5 in )
Generator Set Dimensions - Width - Minimum

1430 mm ( 56.3 in )
Generator Set Dimensions - Width - Maximum

1440 mm ( 56.7 in )
Generator Set Dimensions - Height - Minimum

1706 mm ( 67.2 in )
Generator Set Dimensions - Height - Maximum

2202 mm ( 86.7 in )
Generator Set Dimensions - Dry Weight - Genset (minimum)

2415 kg ( 5324.2 lb )
Generator Set Dimensions - Dry Weight - Genset (maximum)

3055 kg ( 6735.1 lb )

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