360°Exterior View

C18 Generator Set

  • Overview
  • View product Download

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.
  • Generator Set Specifications
    Minimum Rating 550 kVA
    Maximum Rating 850 kVA
    Voltage 208 to 600 Volts
    Frequency 50 Hz
    Speed 1500
    Generator Set Configurations
    Emissions/Fuel Strategy Low Fuel Consumption, U.S. EPA Certified for Stationary Emergency Use Only (Tier 2 Nonroad Equivalent Emission Standards), China Nonroad III Emission Standards
    Engine Specifications
    Engine Model C18 ATAAC, I-6, 4-Stroke Water-Cooled Diesel
    Bore 145 mm (5.71 in)
    Displacement 18.1 l (1106.4 inu00b3)
    Displacement 18.13 L (1106.36 in3)
    Fuel System Electronic unit injection
    Aspiration Air to Air Aftercooled
    Governor Type Adem™A4
    Compression Ratio 14.5:1
    Stroke (183 mm)
    Stroke 183 mm (7.2 in)
    Stroke - HD (7.2 in)
    Bore NaN mm (NaN in)
    Generator Set Dimensions
    Length - Maximum 4135 mm (162.4 in)
    Width - Maximum 1989 mm (78.3 in)
    Height - Maximum 1906 mm (75 in)

    Standard Equipment

    • Air Inlet System
      • Light duty air cleaner
      • Single element 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

    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

    Enquiry Form

    REQUEST A CALL BACK