DG300 (3-Phase)

Displacement
1106.3 in³ / 18.1 l
Bore
5.7 in / 145 mm
Stroke
7.2 in / 183 mm

The Cat® DG300 gas generator set delivers 300 ekW of natural gas power for demand response and other non-emergency applications. Lean-burn technology and low fuel inlet pressure capability combine efficient operation with versatile installation capabilities.

Generator Set Specifications
Frequency 60 Hz
Emissions/Fuel Strategy U.S. EPA Non-Emergency Certified
RPM 1800
Voltage 208 - 600 VAC
Natural Gas Rating 300 ekW
Duty Cycle Demand Response
Engine Specifications
Engine Model Cat® CG18 In-line 6, 4-cycle Natural Gas
Fuel System Gas mixer, Venturi
Aspiration Turbocharged - Air-to-Air Aftercooled
Governor Type Electronic
Displacement 1106.3 in³ / 18.1 l
Compression Ratio 10.5:1
Bore 5.7 in / 145 mm
Stroke 7.2 in / 183 mm
Generator Set Dimensions
Length 154 in / 3581 mm
Width 73 in / 1854 mm
Height 82 in / 2083 mm
Weight 10721 lb / 4863 kg
Performance Specification
Duty Demand Response

Standard Equipment

  • Exhaust
    • Dry exhaust manifolds, insulated and shielded
  • Fuel System
    • ECU controlled shutdown solenoid
    • Airfuel Ratio Control, Venturi type Air-Gas mixer, throttle controlled valve
  • Controls
    • CAT® ECS 100
    • Integrated Voltage Regulator (IVR)
  • Telematics
    • PL444 Product link 4G LTE Telematics
  • Generator
    • Anti-condensation space heater
    • SR5
  • Governing
    • Electronic Governing
  • Starting/Charging
    • 24V starting motors
  • General
    • Operation and maintenance manuals
    • Paint - Caterpillar Yellow except rails are gloss black
    • Operation and maintenance manuals
    • Parts book

Optional Equipment

  • CONTROL PANEL
    • CAT® ECS 200
  • Air Inlet
    • Air inlet adapters
  • Cooling
    • Inlet/Outlet connections
  • Exhaust
    • Flexible fitting
    • Elbow, Flange
    • Muffler and spark-arresting muffler with companion flanges
    • Exhaust expander
  • Generator
    • Permanent Mangnet Excitation
    • Low voltage extension box
    • Cable access box
  • Enclocures
    • Sound Attenuated and Weather Protective
  • Starting/Charging
    • Jacket water heater
    • Space Heaters
    • Charging alternator
    • Battery with cable and rack (shipped loose)
    • Battery charger
    • Oversized battery
  • General
    • Engine barring group
    • Crankcase explosion relief valve
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