C18 (50 HZ) | 550-850 kVA Diesel Generator

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Maximum Rating850 kVA
Minimum Rating706 kVA
Emissions/Fuel StrategyLow Fuel
Voltage380 to 415 Volts
Caterpillar is leading the power generation marketplace with Power Solutions engineered to deliver unmatched flexibility, expandability, reliability, and cost-effectiveness.


Maximum Rating850 kVA
Minimum Rating706 kVA
Emissions/Fuel StrategyLow Fuel
Voltage380 to 415 Volts
Frequency50 Hz
Duty CycleStandby, Prime
Engine ModelC18 ATAAC, I-6, 4-Stroke Water-Cooled Diesel
Bore5.71 in (145 mm)
Stroke7.2 in (183 mm)
Displacement1106.4 in³ (18.1 l)
Compression Ratio14.5:1
AspirationAir to Air Aftercooled
Fuel SystemElectronic unit injection
Governor TypeAdem™A4
Length - Maximum162.4 in (4135 mm)
Width - Maximum78.3 in (1989 mm)
Height - Maximum75 in (1906 mm)

Benefits and Features

The generator set meets NFPA 110 loading requirement and meets ISO 8528-5 transient response.

  • 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

  • Matched to the performance and output characteristics of Cat engines
  • Industry leading mechanical and electrical design
  • Industry leading motor starting capabilities
  • High Efficiency

The EMCP controller features the reliability and durability you have come to expect from your Cat equipment. EMCP4 is a scalable control platform designed to ensure reliable generator set operation, providing extensive information about power output and engine operation. EMCP4 systems can be further customized to meet your needs through programming and expansion modules.

Fully prototype tested with certified torsional vibration analysis available

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

  • Seismic Certification available.
  • Anchoring details are site specific, and are dependent on many factors such as generator set size, weight, and concrete strength.
  • IBC Certification requires that the anchoring system used is reviewed and approved by a Professional Engineer
  • Seismic Certification per Applicable Building Codes: IBC 2000, IBC 2003, IBC 2006, IBC 2009, CBC 2007, CBC 2010
  • Pre-approved by OSHPD and carries an OSP-0321-10 for use in healthcare projects in California

Standard Equipment

  • Single element air cleaner
  • Turbocharger
  • Aftercooler core
  • Light duty air cleaner
  • Coolant drain line with valve
  • Radiator and cooling fan with guard
  • Fan drive, battery charging alternator drive
  • Caterpillar extended life coolant
  • Stainless steel exhaust flex gaskets, raincap and SAE exhaust flange for customer use - shipped loose
  • Standard 8 hour open set integral fuel tank
  • LC frame generator - IP23 Protection
  • Matched to the performance and output characteristics of Cat engines
  • Segregated low voltage (AC/DC) wiring panel
  • Mandatory option circuit breaker, IEC, 3 pole, mounted in power centre
  • Integrated voltage regulator (IVR)
  • Power center, IP22
  • Integrated voltage regulator (IVR)
  • Cat electronic governor (ADEM A4)
  • Lubricating oil
  • Oil drain lines with valves
  • Captive linear vibration isolators between base and engine-generator.
  • 24 Volt battery with rack and cables
  • Engine and alternator pre-paint, Caterpillar yellow

Optional Equipment

  • Dual element air cleaner
  • 4 Pole (IEC-100% rated) Circuit breakers - Package mounted
  • Circuit breaker (IEC) Auxiliary contacts
  • 3 Pole (IEC-100% rated) Circuit breakers - Motorised
  • Padlockable circuit breaker device
  • Shunt trip for IEC breaker
  • Power terminal strip
  • 4 Pole (IEC-100% rated) Circuit breakers - Motorised
  • 3 Pole (IEC-100% rated) Circuit breakers - Package mounted
  • Local alarm horn
  • Protective devices: Earth fault relay - earth leageage Ground fault relay - Overload shutdown via breaker - Low fuel level alarm - Low fuel level shutdown - High fuel level alarm - Fuel level sensor
  • GCCP 1.4
  • Remote annunciator module
  • Oil temperature displays
  • Local alarm modules
  • Radiator transition flange
  • Low coolant temperature alarm
  • Sound attenuated enclosures (to be available soon)
  • 8 and 10 inch elbow kits
  • 10, 25, 35 dB end in / end out mufflers
  • Engine mounted muffler
  • 8 and 10 inch GP flanges
  • Manifold and turbocharger guards
  • Integral - Dual wall fuel tank base
  • Fuel transfer system
  • Manual fuel transfer pump
  • Space heaters
  • A Frame CIP generator
  • LC frame CIP generator
  • A Frame oversize generator
  • Ingress protection
  • LC frame oversize generators
  • LC frame generator
  • Permanent magnet excitation (PMG)
  • Manual sump pump
  • Jacket water heaters
  • 5 Amp Battery charger
  • Battery disconnect switch
  • Jacket water heaters