DG400-2 (Three phase)

Electric Power
Electric Power (271)

Overview

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

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
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

Generator Set Specifications

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

Engine Specifications

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

Generator Set Dimensions

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

Standard/Optional Features

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

See how DG400 GC (3 phase) compares against frequently compared products

DG400 GC (3 phase) Electric Power

Selected Model

Electric Power

View Full Specs

Electric Power

View Full Specs

Compare with other Cat Models

Compare Now

Media Gallery

Check out our current offers

View Specials