DG50-2 (3 Phase)

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Overview

Producing reliable power measure up to your power standards. All are tested to maximum load before they leave any one of our ISO 9001 certified facilities. The EMCP 4 control panel, with a user-friendly interface, puts our advanced management and diagnostic tools in one. No two power needs are alike, which is why we offer a broad range of accessories and bolt-on system expansion attachments.

Generator Set Specifications

Units:
Voltage 480 Volts 480 Volts Less
Frequency 60 Hz 60 Hz Less
Natural Gas Rating 50 ekW / 50 ekW 50 ekW / 50 ekW Less
Emissions/Fuel Strategy U.S. EPA Certified for Stationary Emergency Application U.S. EPA Certified for Stationary Emergency Application Less
Speed 1800 rpm 1800 rpm Less

Engine Specifications

Engine Model 5.7L V8, 4-cycle Gas 5.7L V8, 4-cycle Gas Less
Fuel System Natural Gas / LP Vapor Natural Gas / LP Vapor Less
Displacement 350.0 in 5.7 l Less
Aspiration Naturally Aspirated Naturally Aspirated Less
Governor Type Electronic Electronic Less
Compression Ratio 9.4:1 9.4:1 Less
Bore 4.0 in 101.6 mm Less
Stroke 3.48 in 88.4 mm Less

Generator Set Dimensions

Length 83.3 in 2117.0 mm Less
Width 1000.0 mm 39.4 in Less
Height 1360.0 mm 53.5 in Less
Weight 920.0 kg 2028.0 lb Less

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

DG50-2 (3 Phase) Standard Equipment

Air Inlet
  • Single element air filter

Cooling
  • Radiator and cooling fan complete with protective guards
  • Standard ambient temperatures up to 50°C (122°F)

Exhaust
  • Exhaust outlet with 3” pipe

Fuel
  • NPT connection
  • Natural Gas or LP Vapor
  • Dual lock off valves

Generator
  • IP23 Protection
  • Integrated Voltage Regulator
  • Matched to the performance and output characteristics of Cat engines

Governor
  • Electronic governor (non adjustable)

Control Panel
  • EMCP 4.2 Series generator set controller

Mounting
  • Rubber vibration isolators

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

DG50-2 (3 Phase) Optional Equipment

Generator
  • Anti-condensation heater
  • Oversize and premium generators
  • Excitation: [ ] Permanent Magnet Excited (PM)

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

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

Why Choose Cat® Electric Power?

Caterpillar offers a comprehensive variety of electric power systems, customized to fit your needs. Our specialized 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.

Learn More

Application Center

Explore valuable resources for generator sizing, specification, and training materials. SpecSizer evaluates load types, collects data, and organizes 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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