DG450-2 (Single-phase)
THE RUNDOWN
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
| Frequency | 60 Hz |
| Natural Gas Rating | 450 ekW |
| Emissions/Fuel Strategy | U.S. EPA Certified for Non-Emergency Application |
| Voltage | 120/208, 120/240, 277/480, 346/600 VAC |
| Displacement | 1336.42in³ |
| Fuel Type | Natural Gas |
| Speed | 1800 rpm |
Engine Specifications
| Engine Model | G21.9L V12, 4-Cycle, Spark -Ignited |
| Fuel System | Carburetor, Down Draft |
| Aspiration | Turbocharged - Aftercooled |
| Governor Type | Electronic |
| Bore | 5.03in |
| Stroke | 5.6in |
| Compression Ratio | 10.0:1 |
Generator Set Dimensions
| Length | 154.4in |
| Width | 71in |
| Height | 67in |
| Weight | 8274lb |
Standard Equipment
Cooling
- Closed coolant recovery system
- 50/50 Ethylene glycol antifreeze
- Factory-installed radiator
Fuel
- Fuel pressure test po
- Low fuel pressure switch
- Primary and secondary fuel shut-off
Generator
- Class H insulation material
- Permanent magnet excitation
- Full load capacity alternator
Controls
- EMCP 4.2 Series generator set controller
Mounting
- Vibration isolaton (puck type)
Electric Starting and/or Prelube
- Engine electrical system
- Battery cables
- Solenoid activated starter motor
Electric Power - Package Serial Number Prefix
- Battery charging alternator
Optional Equipment
Generator
- Thermal magnetic or electronic trip MCCBs
- Anti-condensation heater
- Shunt trip and auxiliary contact breaker