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Caterpillar

DG250-2 (3 phase)

Frequency

60 Hz

Natural Gas Rating

250 eKW

Emissions/Fuel Strategy

U.S. EPA Certified for Stationary Emergency Application

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.

Photos

Features

Specifications

  • Generator Set Specifications
    Spec Value
    Frequency 60 Hz
    Natural Gas Rating 250 eKW
    Emissions/Fuel Strategy U.S. EPA Certified for Stationary Emergency Application
    Displacement 864.7 in³
    Speed 1800 rpm
  • Engine Specifications
    Spec Value
    Fuel System Carbureter, Down Draft
    Aspiration Turbocharged - Aftercooled
    Compression Ratio 9.5:1
    Bore 5.31 in
    Stroke 6.5 in
  • Generator Set Dimensions
    Spec Value
    Length 138.74 in
    Width 57.6 in
    Height 68.04 in
    Weight 6364 lb

Standard Equipment

Cooling

  • Factory-installed radiator
  • Closed coolant recovery system
  • 50/50 Ethylene glycol antifreeze
  • Standard ambient temperatures up to 50°C (122°F)
  • Radiator and cooling fan complete with protective guards

Air Inlet

  • Single element air filter

Fuel

  • Low fuel pressure switch
  • Fuel pressure test po
  • Primary and secondary fuel shut-off
  • Dual lock off valves
  • NPT connection
  • Natural Gas or LP Vapor

Generator

  • Class H insulation material
  • Full load capacity alternator
  • Permanent magnet excitation
  • Full load capacity alternator
  • Permanent magnet excitation
  • Matched to the performance and output characteristics of Cat engines
  • Integrated Voltage Regulator
  • Class H insulation material
  • IP23 Protection

Exhaust

  • Exhaust outlet with 3” pipe

Controls

  • EMCP 4.2 Series generator set controller

Mounting

  • Vibration isolaton (puck type)
  • Rubber vibration isolators

Electric Starting and/or Prelube

  • Solenoid activated starter motor
  • Engine electrical system
  • Battery cables
  • Solenoid activated starter motor

Electric Power - Package Serial Number Prefix

  • Battery charging alternator

Governor

  • Electronic governor (non adjustable)

Control Panel

  • EMCP 4.2 Series generator set controller

Starting/Charging

  • 12 volt starting motor
  • Batteries with rack and cables

Optional Equipment

Starting/Charging

  • Battery heater
  • Battery charger – UL Listed 10 amp
  • Jacket water heater
  • Charging alternator

General

  • CSA Certification
  • Suitable for Use as Service Equipment (SUSE)
  • UL 2200 package
  • Enclosures: sound attenuated, weather protective
  • Automatic transfer switches (ATS)

Generator

  • Shunt trip and auxiliary contact breaker
  • Anti-condensation heater
  • Thermal magnetic or electronic trip MCCBs
  • Oversize and premium generators
  • Excitation: [ ] Permanent Magnet Excited (PM)
  • Anti-condensation heater