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D100 GC Generator Set


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

Generator Set Specifications
Maximum Rating 100 ekW
Minimum Rating 100 ekW
Emissions/Fuel Strategy U.S. EPA Cert., Tier 3
Voltage 208 to 600 Volts
Frequency 60 Hz
Speed 1800 rpm
Duty Cycle Standby
Engine Specifications
Engine Model C4.4, In-line 4, 4-cycle diesel
Bore 105 mm (4.1 in)
Stroke 127 mm (5 in)
Displacement 4.4 l (269 inu00b3)
Compression Ratio 16.7:1
Aspiration Turbocharged
Fuel System Common Rail
Governor Type Mechanical, ADEM™A4
Generator Set Dimensions
Length - Maximum 2097 mm (82.6 in)
Width - Maximum 1100 mm (43.3 in)
Height - Maximum 1343 mm (52.9 in)
Dry Weight - Genset (maximum) 1008 kg (2222 lb)

Standard Equipment

  • Air Inlet System
    • Air cleaner; light duty with disposable element
    • Air Cleaner
  • Cooling System
    • Coolant drain line with valve
    • Radiator and cooling fan with guards
    • Caterpillar extended life coolant
    • Fan drive, battery charging alternator drive
  • Control Panel
    • GCCP 1.2 Control panel
  • 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
  • Generator
    • Circuit breaker, IEC, 3 pole, mounted in tower panel
    • IP23 protection
    • Tower panel, IP22, bottom cable entry
    • 12 Leads
    • Voltage regulator (single phase sensing)
    • Segregated low voltage (AC/DC) wiring panel
  • Governing System
    • Mechanical and electrical governing system – model dependent
  • Lube System
    • Lubricating oil
    • Oil drain line with valve
  • Mounting System
    • Termination points for coolant and lube oil drain lines
    • Captive linear vibration isolators between base and engine-generator
    • Includes lifting provision and drag points
  • Starting/Charging System
    • Batteries
    • 24V battery with rack and cables
  • General
    • Engine and alternator pre-paint, Caterpillar Yellow

Optional Equipment

  • Alternator System
    • Anti-condensation heater
    • 3 phase sensing
    • Permanent magnet
    • R frame auxilliary winding
    • Quadrature droop kit
  • Circuit Breakers
    • Circuit Breaker Upgrades – 4 Pole circuit reaker to 250A, 400A and 630 A
  • Cooling System
    • Coolant heater
    • Low coolant temp alarm
    • Low coolant level shutdown
  • Control Panel Options
    • Earth fault (2 wire only)
    • Control panel heater
    • GCCP 1.2 control panel
    • Volt free contacts
    • Emergency stop with key
    • Voltage adjust potentiometer
    • Overload shutdown via breaker
    • Panel mounted audible alarm
    • Battery charger
    • Earth leakage (2 wire only)
    • Speed adjust potentiometer
  • Enclosures
    • Sound attenuated Level 2 enclosure
  • Fuel System
    • Low fuel level alarm
    • Bunded fuel tank
    • Low fuel level shutdown
    • High fuel level alarm
  • Mounting Options
    • Battery removal
    • Electronic governor
    • Industrial silencer
    • External single point lift – enclosure
    • Silencer installation kit
  • Special Packing/Inspectons for Shipment
    • PGS test report @ 0.8 power factor
    • PGS test report @ 1.0 power factor
  • General – Accessories / Miscellaneous
    • Packing case – canopied set
    • Packing case – compact set
    • Stone guards / rad trans flange

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