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Design Criteria

The generator set accepts 100% rated load in one step per NFPA 110 and meets ISO 8528-5 transient response.

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
  • Generator

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

    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.

    Single-Source Supplier

    Fully prototype tested with certified torsional vibration analysis available

    World Wide Product Support

    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

  • 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
  • UL 2200 / CSA - Optional

  • UL 2200 listed packages
  • CSA Certified
  • Certain restrictions may apply.
  • Consult with your Cat® Dealer.
  • C18 (50 Hz) Standard Equipment

    Air Inlet System
    • Single element air cleaner
    • Light duty air cleaner
    • Aftercooler core
    • Turbocharger

    Control System
    • EMCP 4.2B

    Cooling
    • Radiator and cooling fan with guard
    • Coolant drain line with valve
    • Fan drive, battery charging alternator drive
    • Caterpillar extended life coolant

    Exhaust System
    • Stainless steel exhaust flex gaskets, raincap and SAE exhaust flange for customer use; shipped loose

    Fuel System
    • Standard 8 hour open set integral fuel tank

    Generator and Attachments
    • Matched to the performance and output characteristics of Cat engines
    • LC frame generator - IP23 protection
    • Integrated Voltage Regulator
    • Power center, IP22
    • Segregated low voltage (AC/DC) wiring panel
    • Mandatory Option circuit breaker, IEC, 3 pole, mounted in power centre

    Governing System
    • Cat Electronic Governor (ADEM A4)

    Lube System
    • Lubricating oil
    • Oil drain lines with valves

    Starting/Charging
    • 24 Volt battery with rack and cables

    General
    • Engine and alternator pre-paint, Caterpillar yellow

    C18 (50 Hz) Optional Equipment

    Air Inlet System
    • Dual element air cleaner

    Circuit Breakers
    • 3 Pole (IEC-100% rated) circuit breakers - Package mounted
    • 4 Pole (IEC-100% rated) circuit breakers - Package mounted
    • 3 Pole (IEC-100% rated) circuit breakers - Motorised
    • 4 Pole (IEC-100% rated) circuit breakers - Motorised
    • Circuit breaker (IEC) auxiliary contacts
    • Shunt trip for IEC breaker
    • Pad-lockable circuit breaker device
    • Power terminal strip

    Control System
    • EMCP 4.4
    • Local alarm horn
    • Oil temperature displays
    • 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
    • Local alarm modules
    • Remote annunciator modules

    Cooling System
    • Radiator transition flange
    • Low coolant temperature alarm

    Enclosures
    • Sound attenuated enclosures (to be available soon)

    Exhaust System
    • Engine mounted muffler
    • 10, 25 and 35 dB end in / end out Mufflers
    • 8 and 10 inch GP flanges
    • 8 and 10 inch elbow kits
    • Manifold and Turbocharger guard

    Fuel System
    • Integral - Duel wall fuel tank base
    • Manual fuel transfer pump
    • Fuel transfer system

    Generator and Attachments
    • Ingress protection
    • Permanent magnet excitation
    • Space heaters
    • A frame oversize generator
    • A frame CIP generator
    • LC frame generator
    • LC frame oversize generators
    • LC frame CIP generator

    Lube System
    • Manual sump pump

    Starting and Charging
    • 5 Amp battery charger
    • Battery disconnect switch
    • Jacket water heaters

    Overview

    The C18 diesel generator sets have been developed for your mission critical, standby and prime applications. Producing reliable power from 550 to 850 kVA at 50 Hz, meeting ISO 8528-5 transient response requirements and built to accept 100 percent rated load in one step. The engines are certified Low Fuel Consumption, EU Stage IIIA Nonroad Emission Standards, China Nonroad III Emission Standards Emissions / Fuel Strategy.

    Generator Set Specifications

    Units:
    Minimum Rating 550 kVA 550 kVA Less
    Maximum Rating 850 kVA 850 kVA Less
    Emissions/Fuel Strategy Low Fuel Consumption, China Nonroad III Emission Standards Low Fuel Consumption, China Nonroad III Emission Standards Less
    Voltage 380 to 415 Volts 380 to 415 Volts Less
    Frequency 50 Hz 50 Hz Less
    Speed 1500 1500 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 NaN in NaN 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 162.4 in 4135.0 mm Less
    Width - Maximum 78.3 in 1989.0 mm Less
    Height - Maximum 75.0 in 1906.0 mm Less