D200 GC

D200 GC Generator Set

D200 GC C7.1 (60 HZ) 200 kW Diesel Generator models' range of accessories, emissions level & other options allow customers to customize for their needs.

D200 GC Open Set


Producing reliable power of 200 ekW at 60 Hz, our D200 GC diesel generator set is designed to meet ISO 8528-5 transient response requirements.Caterpillar is leading the power generation marketplace with Power Solutions engineered to deliver unmatched flexibility, expandability, reliability, and cost-effectiveness.Electric Power

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
  • Scalable system to meet a wide range of installation requirement
  • Expansion modules and site-specific programming for specific customer requirements

Cooling System

  • Designed to operate in standard ambient temperatures up to 55°C (131°F)
  • Contact your Cat Dealer for specific ambient and altitude capabilities


  • 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

World Wide 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

  • Standard Equipment
  • Optional Equipment
  • Specs
  • Docs

Standard Equipment

  • Air Inlet System
    • Air cleaner; light duty with disposable element
  • Control Panels
    • GCCP 1.2 Control panel
  • Cooling System
    • Coolant drain line with valves
    • Radiator and cooling fan with guards
    • Caterpillar extended life coolant
    • Fan drive, battery charging alternator drive
  • Generator and Generator Attachments
    • Segregated low voltage (AC/DC) wiring panel
    • Voltage regulator (single phase sensing)
    • Circuit breaker, IEC, 3 pole, mounted in tower panel
    • Tower panel, IP22, bottom cable entry
    • 12 Leads
    • IP23 Protection
  • Exhaust System
    • Stub pipe, gaskets, raincap and SAE exhaust flange for customer use - shipped loose
  • Fuel System
    • Standard open set fuel tank/base supplied
    • Base, formed steel with single wall integral 24-hour fuel tank
  • Lube System
    • Oil drain line with valve
    • Lubricating oil
  • Mounting System
    • Captive linear vibration isolators between base and engine-generator
    • Includes lifting provision and drag points
    • Termination points for coolant and lube oil drain lines
  • Starting / Charging System
    • 24V battery with rack and cables
  • Governing System
    • Mechanical and electrical governing system - model dependent
  • General
    • Engine and alternator pre-paint, Caterpillar yellow

Optional Equipment

  • Alternator System
    • Quatrature droop king
    • Permanent magnet excitation (PMG)
    • R Frame auxiliary winding: R2273L4 SE aux alt 07, aux alt 08 and aux alt 10
    • Alternator removal
    • Anti-condensation heater
    • 3 Phase sensing
    • Optional LC Frame alternator with coastal insulation protection
  • Circuit breakers
    • Padlockable breaker device
    • 4 Pole 250A, 400A and 630A Circuit breakers
  • Control Panel Options
    • Earth leakage (2 wire only)
    • Panel mounted audible alarm
    • Speed adjust potentiometer
    • Overload shutdown via breaker
    • Emergency stop with key
    • Earth fault (2 wire only)
    • Control panel heater
    • Battery charger
    • Speed adjust contacts
    • Volt free contacts
  • Control System
    • Volt free contacts for generator set running
    • GCCP 1.2
    • Volt free contacts for common alarm
    • Static battery charger
  • Cooling System
    • Low coolant temperature
    • Coolant heater
    • Low coolant level shutdown
  • Enclosures
    • Sound attenuated level 2 enclosure
  • Mounting Options
    • Silencer installation kit
    • Battery removal
    • Electronic governor
    • Industrial silencer removal
    • Residential silencer
  • Fuel Systems
    • Open set narrow tankbase
    • Low fuel level shutdown
    • Low fuel level alarm
    • Compact skidbase for open sets
    • DEFRA bunded fuel tank
    • High fuel level alarm
    • Skidbase for CALG enclosure sets
  • Test Reports
    • PGS Test report @ 1.0 power factor
    • PGS Test report @ 0.8 power factor
  • General
    • Stone guards/radiator trans flange
  • Global Certifications
    • Certification for CIS
  • Power Termination
    • Circuit breaker, IEC, 4 pole
  • Accessories / Miscellaneous
    • Packing case - canopied set
    • Packing case - compact set



Long Name:
D200 GC Generator Set
D200 GC

Generator Set Specifications

Maximum Rating
200 ekW
Minimum Rating
200 ekW
Emissions/Fuel Strategy
U.S. EPA Cert., Tier 3
208 to 600 Volts
60 Hz
1800 rpm
Duty Cycle

Engine Specifications

Engine Model
C7.1 I-6, 4-Cycle Diesel
4.1 in / 105 mm
5.31 in / 135 mm
428 in³ / 7.01 l
Compression Ratio
Turbocharged, Air to Air Aftercooled
Fuel System
Electronic, Common Rail
Governor Type

Generator Set Dimensions

Length - Maximum
103.7 in / 2634 mm
Width - Maximum
51.2 in / 1300 mm
Height - Maximum
58.7 in / 1492 mm
Dry Weight - Genset (maximum)
3917 lb / 1777 kg