DG400-2 (Three phase)

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

Generator Set Specifications

Voltage 120/208, 120/240, 277/480, 346/600 VAC
Frequency 60 Hz
Emissions/Fuel Strategy U.S. EPA Certified for Stationary Emergency Application
Natural Gas Rating 400 ekW
Displacement 1336.42in
Fuel Type Natural Gas
RPM 1800 rpm
Compression Ratio 10.0:1

Engine Specifications

Engine Model G21.9L spark-ignited
Fuel System Carburetor, Down Draft
Aspiration Turbocharged - Aftercooled
Governor Type Electronic
Bore 5.03in
Stroke 5.6in
Compression Ratio 10.0:1

Generator Set Dimensions

Length 154.4in
Width 71in
Height 67in
Weight 8429lb

Standard Equipment

  • Cooling
    • Closed coolant recovery system
    • Factory-installed radiator
    • 50/50 Ethylene glycol antifreeze
  • Fuel
    • Low fuel pressure switch
    • Primary and secondary fuel shut-off
    • Fuel pressure test po
  • Generator
    • Class H insulation material
    • Full load capacity alternator
    • Permanent magnet excitation
  • Controls
    • EMCP 4.2 Series generator set controller
  • Mounting
    • Vibration isolaton (puck type)
  • Electric Starting And/or Prelube
    • Engine electrical system
    • Solenoid activated starter motor
    • Battery cables
  • Electric Power - Package Serial Number Prefix
    • Battery charging alternator

Optional Equipment

  • Generator
    • Anti-condensation heater
    • Shunt trip and auxiliary contact breaker
    • Thermal magnetic or electronic trip MCCBs