DG450 (3-Phase)

  • Exterior View
  • Interior View

DG450 (3-Phase)

Natural Gas Rating 450 ekW
Fuel Type Natural Gas
Emissions/Fuel Strategy U.S. EPA Certified for Stationary Emergency Application and Non-Emergency Applications
RPM 1,800
Frequency 60 Hz
Voltage 208 - 600 VAC
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Generator Set Specifications
Natural Gas Rating 450 ekW
Fuel Type Natural Gas
Emissions/Fuel Strategy U.S. EPA Certified for Stationary Emergency Application and Non-Emergency Applications
RPM 1,800
Frequency 60 Hz
Voltage 208 - 600 VAC
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 1,106 in³
Compression Ratio 10.5:1
Bore 6 in
Stroke 7 in
Generator Set Dimensions
Length 154 in
Width 73 in
Height 82 in
Weight 10,721 lb

Proven engine platform

Built on established Cat engine technology, the CG18 combines robust construction with efficient operation for dependable long-term use.

Value-added dealer services

Cat dealers provide service and support throughout the generator set lifecycle to help keep equipment operating at its best.

Flexible Cat® ECS controls

Expansion modules and site-specific programming allow the control system to be configured around individual operating needs.

Strong motor-starting ability

Large connected motors can start during an outage, with 1414 skVA capability at 30% voltage dip.

High-ambient cooling

Designed for operation in standard ambient temperatures up to 43°C (110°F), the cooling system helps maintain consistent operation in warmer conditions.

  • Exhaust
    • Dry exhaust manifolds, insulated and shielded
  • Fuel System
    • Gas train with Zero Pressure regulator
    • 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
    • Paint - Caterpillar Yellow except rails are gloss black
    • Operation and maintenance manuals
    • Parts book
  • Air Inler
    • Air inlet adapters
  • Control Panel
    • CAT® ECS 200
  • 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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