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DG400 GC (3 phase)

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Overview

The Cat® spark-ignited generator product line for stationary applications feature permanent magnet excitation, amortisseur winding, skewed stator, voltage adjustment through the EMCP controller, Class H winding insulation and 2/3 pitch incorporated.

Generator Set Specifications

  • Voltage 120/208, 120/240, 277/480, 346/600 VAC 120/208, 120/240, 277/480, 346/600 VAC
  • Frequency 60 Hz 60 Hz
  • Emissions/Fuel Strategy U.S. EPA Certified for Stationary Emergency Application U.S. EPA Certified for Stationary Emergency Application
  • Natural Gas Rating 400 ekW 400 ekW
  • Displacement 1336.42 in 21.9 l
  • Fuel Type Natural Gas Natural Gas
  • RPM 1800 rpm 1800 rpm
  • Compression Ratio 10.0:1 10.0:1

Engine Specifications

  • Engine Model G21.9L spark-ignited G21.9L spark-ignited
  • Fuel System Carburetor, Down Draft Carburetor, Down Draft
  • Aspiration Turbocharged - Aftercooled Turbocharged - Aftercooled
  • Governor Type Electronic Electronic
  • Bore 5.03 in 21.9 mm
  • Stroke 5.6 in 152.4 mm
  • Compression Ratio 10.0:1 10.0:1

Generator Set Dimensions

  • Length 154.4 in 3923.0 mm
  • Width 71.0 in 1803.0 mm
  • Height 67.0 in 1702.0 mm
  • Weight 8429.0 lb 3823.0 kg

Engine

  • Four-stroke-cycle gas engine combines consistent performance and excellent fuel economy with minimum weight

Generator

  • Matched to the performance and output characteristics of Cat engines
  • Industry leading mechanical and electrical design
  • Industry leading motor starting capabilities
  • High Efficiency

EMCP 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

Design Criteria

  • The generator set facilitates compliance with NFPA 110 and meets ISO 8528-5 requirements for transient response
  • Cooling system designed to operate in 50˚C/122˚F ambient temperatures with an air flow restriction of 0.5 in. water

UL 2200 / CSA - Optional

  • UL 2200 Listed packages
  • CSA Certified
  • Certain restrictions may apply
  • Consult with your Cat® Dealer

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

DG400 GC (3 phase) 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

DG400 GC (3 phase) Optional Equipment

Generator

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

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