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.
Caterpillar
DG450-2 (Single-phase)
Overview
Photos
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Open Generator Set -
Enclosure
Features
Engine
- Four-stroke-cycle gas engine combines consistent performance and excellent fuel economy with minimum weight
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
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
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
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
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
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
Specifications
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Generator Set Specifications
Spec Value 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 1336.42 in³ Fuel Type Natural Gas Speed 1800 rpm -
Engine Specifications
Spec Value Engine Model G21.9L V12, 4-Cycle, Spark -Ignited Fuel System Carburetor, Down Draft Aspiration Turbocharged - Aftercooled Governor Type Electronic Bore 5.03 in Stroke 5.6 in Compression Ratio 10.0:1 -
Generator Set Dimensions
Spec Value Length 154.4 in Width 71 in Height 67 in Weight 8274 lb
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
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