DG300 GC (3 phase)

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Overview

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. The EMCP controller features the reliability and durability you have come to expect from your Cat equipment, it is a scalable control platform designed to ensure reliable generator set operation, providing extensive information about power output and engine operation. To meet your needs through programming and expansion modules the EMCP4.2B system can be further customized to meet your needs through programming and expansion modules. The reliable power that Cat gensets produce is matched only by the power that backs them. More than 1,800 Cat dealer outlets in 200 countries are equipped with everything you need, from installing and configuring your Cat genset to maintaining peak performance for the life of the product. System selection assistance, equipment training, parts, service expertise, and maintenance programs are available wherever and whenever you need them.

Generator Set Specifications

Units:
Frequency 60 Hz 60 Hz Less
Natural Gas Rating 300 eKW 300 eKW Less
Speed 1800 rpm 1800 rpm Less
Emissions/Fuel Strategy U.S. EPA Certified for Stationary Emergency Application U.S. EPA Certified for Stationary Emergency Application Less

Engine Specifications

Engine Model 14.2 L Spark - Ignited 14.2 L Spark - Ignited Less
Compression Ratio 9.5:1 9.5:1 Less
Fuel System Electronic Electronic Less
Bore 5.31 in 135.0 mm Less
Stroke 6.5 in 165.0 mm Less

Generator Sets Specifications

Displacement 864.71 in³ NaN l Less

Generator Set Dimensions

Length 136.0 in 3455.0 mm Less
Width 57.6 in 1463.0 mm Less
Height 66.1 in 1678.0 mm Less
Weight 6274.0 lb 2852.0 kg Less

DG300 GC (3 phase) Standard Equipment

Cooling
  • Closed coolant recovery system
  • 50/50 Ethylene glycol antifreeze
  • Factory-installed radiator
  • Standard ambient temperatures up to 50°C (122°F)
  • Radiator and cooling fan complete with protective guards

Air Inlet
  • Single element air filter

Fuel
  • Low fuel pressure switch
  • Primary and secondary fuel shut-off
  • Fuel pressure test po
  • Dual lock off valves
  • Natural Gas or LP Vapor
  • NPT connection

Exhaust
  • Exhaust outlet with 3” pipe

Generator
  • Full load capacity alternator
  • Class H insulation material
  • Permanent magnet excitation
  • Matched to the performance and output characteristics of Cat engines
  • Class H insulation material
  • Integrated Voltage Regulator
  • Permanent magnet excitation
  • IP23 Protection
  • Full load capacity alternator

Controls
  • EMCP 4.2 Series generator set controller

Mounting
  • Vibration isolaton (puck type)
  • Rubber vibration isolators

Electric Starting and/or Prelube
  • Engine electrical system
  • Battery cables
  • Solenoid activated starter motor
  • Solenoid activated starter motor

Electric Power - Package Serial Number Prefix
  • Battery charging alternator

Governor
  • Electronic governor (non adjustable)

Control Panel
  • EMCP 4.2 Series generator set controller

Starting/Charging
  • Batteries with rack and cables
  • 12 volt starting motor

DG300 GC (3 phase) Optional Equipment

Starting/Charging
  • Charging alternator
  • Battery charger – UL Listed 10 amp
  • Jacket water heater
  • Battery heater

General
  • Suitable for Use as Service Equipment (SUSE)
  • UL 2200 package
  • Automatic transfer switches (ATS)
  • Enclosures: sound attenuated, weather protective
  • CSA Certification

Generator
  • Anti-condensation heater
  • Shunt trip and auxiliary contact breaker
  • Thermal magnetic or electronic trip MCCBs
  • Oversize and premium generators
  • Excitation: [ ] Permanent Magnet Excited (PM)
  • Anti-condensation heater

Engine

Generator

Cat EMCP Control Panel

Design Criteria

UL 2200 / CSA - Optional

Worldwide Product Support

Why Choose Cat® Electric Power?

Caterpillar offers a comprehensive variety of electric power systems, customised to fit your needs. Our specialised systems deliver high power and performance in industries across the globe. With Caterpillar, you get outstanding manufacturing quality, expert support, and the essential tools and applications to complete any project.

Learn More About Electric Power

EMCP 4 Generator Set Controls

Cat generator sets provide a complete factory-built solution with fully featured standard and advanced controls. Optional accessories enhance the capabilities of the genset package-mounted control system.

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Application Center

Explore valuable resources for generator sizing, specification, and training materials. SpecSizer evaluates load types, collects data, and organises it to help you select the generator set that's best for you. Find product comparisons, technical data, product sizing, and more using our technical information portal (TIP) specifically created for consultants, architects, engineers, and owners.

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