DG175-2 (3 phase)

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


  • 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
Frequency 60 Hz
Natural Gas Rating 175 eKW
Emissions/Fuel Strategy U.S. EPA Certified for Stationary Emergency Application
Speed 1800 rpm
Engine Specifications
Engine Model G14.2L Spark Ignited
Generator Set Specifications
Displacement 864.71 l (14.17 inu00b3)
Fuel Type Natural Gas
Engine Specifications
Fuel System Carburetor, Down Draft
Aspiration Turbocharged - Aftercooled
Governor Type Electronic
Compression Ratio 9.5:1
Bore 134.87 mm (5.31 in)
Stroke 6.5 in (165.1 mm)
Generator Set Dimensions
Length 127.95 in (3250 mm)
Width 1344.5 mm (52.93 in)
Height 67.37 in (1711.2 mm)
Weight 5756 lb (2610.9 kg)

Standard Equipment

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

Optional Equipment

  • Generator
    • Thermal magnetic or electronic trip MCCBs
    • Anti-condensation heater
    • Shunt trip and auxiliary contact breaker
  • General
    • UL 2200 package
    • Enclosures: sound attenuated (L1 or L2), weather protective
    • CSA Certification
    • Dual Element or Heavy Duty air cleaner

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