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Overview

The C18 diesel generator sets have been developed for your mission critical, standby and prime applications. Producing reliable power from 500 to 600 ekW at 60 Hz, meeting ISO 8528-5 transient response requirements and built to accept 100 percent rated load in one step. Our C18 generator sets range from low fuel consumption systems to EPA Stationary Emergency (Tier 2) certified.

Generator Set Specifications

Units:
Minimum Rating 500 ekW 500 ekW Less
Maximum Rating 600 ekW 600 ekW Less
Emissions/Fuel Strategy Low Fuel Consumption Low Fuel Consumption Less
Voltage 220 to 380 Volts 220 to 380 Volts Less
Frequency 60 Hz 60 Hz Less
Speed 1800 rpm 1800 rpm Less
Duty Cycle Standby, Prime Standby, Prime Less

Engine Specifications

Engine Model C18 ATAAC, I-6, 4-Stroke Water-Cooled Diesel C18 ATAAC, I-6, 4-Stroke Water-Cooled Diesel Less
Bore 5.71 in 145.0 mm Less
Stroke 7.2 in 183.0 mm Less
Displacement 1106.4 in³ 18.1 l Less
Compression Ratio 14.5:1 14.5:1 Less
Aspiration Air to Air Aftercooled Air to Air Aftercooled Less
Fuel System Electronic unit injection Electronic unit injection Less
Governor Type Adem™A4 Adem™A4 Less

Generator Set Dimensions

Length - Maximum 218.5 in 5550.0 mm Less
Width - Maximum 80.9 in 2056.0 mm Less
Height - Maximum 107.8 in 107.8 mm Less

Cat Generator Set Package

  • Cat generator set packages have been fully prototype tested
  • Accepts 100% block load in one step and meets NFPA 110 loading requirements
  • Conform to ISO 8528-5 steady state and transient response requirements

Cat Diesel Engine

  • Reliable, rugged, durable design
  • Field-proven in thousands of applications worldwide
  • Four-stroke-cycle diesel engine combines consistent performance and excellent fuel economy with minimum weight

SR5 Alternator

  • Superior motor starting capability minimizes need for oversizing alternator
  • Designed to match performance and output characteristics of Cat diesel engines
  • Robust Class H insulation

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

Cooling System

  • Designed to operate in standard ambient temperatures up to 55°C (131°F)
  • Contact your Cat Dealer for specific ambient and altitude capabilities

Certifications

Cat dealers provide extensive post-sale support including maintenance and repair agreements. Cat dealers have over 1,800 dealer branch stores operating in 200 countries. The Caterpillar S•O•S℠ program cost effectively detects internal engine component condition, even the presence of unwanted fluids and combustion by-products

One Safe Source

  • Components used in the generator set are selected based on seamless design integration to provide the optimum performance
  • The generator set is fully assembled at a Caterpillar facility following our quality guidelines
  • Each generator set package is tested before leaving the Caterpillar facility
  • Cat product support, including dealer service, parts and warranty covers the entire Cat power system

World Wide 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

C18 (60 Hz) Standard Equipment

Air Inlet
  • Air Cleaner

Cooling
  • Package mounted radiator

Exhaust
  • Exhaust flange outlet

Fuel
  • Fuel priming pump
  • Secondary fuel filter
  • Primary fuel filter with integral water separator

Generator
  • IP23 Protection
  • Matched to the performance and output characteristics of Cat engines
  • Load adjustment module provides engine relief upon load impact and improves load acceptance and recovery time

Power Termination
  • Bus Bar

Control Panel
  • EMCP 4.2

Mounting
  • Rubber vibration isolators

Starting/Charging
  • 24 volt starting motor
  • Batteries

General
  • Paint - Caterpillar Yellow except rails and radiators gloss black

C18 (60 Hz) Optional Equipment

Exhaust
  • Industrial, Residential, Critical Mufflers

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

Power Termination
  • Circuit breakers, UL listed
  • Circuit breakers, IEC compliant

Control Panels
  • Remote monitoring software
  • Local & remote annunciator modules
  • Digital I/O module
  • EMCP 4.4
  • Load share module

Starting/Charging
  • Oversize batteries
  • Battery chargers
  • Heavy-duty starting system
  • Jacket water heater
  • Charging alternator

General
  • Narrow, Wide or Skid Base
  • CSA Certification
  • UL 2200 package
  • EU Certificate of Conformance (CE)
  • Enclosures: sound attenuated, weather protective
  • Single or dual wall integral fuel tanks
  • Integral & sub-base UL listed dual wall fuel tanks
  • Automatic transfer switches (ATS)
  • Sound attenuated, weather protective or high ambient weather protective enclosure
  • The following options are based on regional and product configuration:
  • Single or dual wall sub-base fuel tanks
  • EEC Declaration of Conformity
  • Seismic Certification per applicable building codes: IBC 2000, IBC 2003, IBC 2006, IBC 2009, CBC 2007

Application Centre

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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