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C18 Generator Set

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 715 kVA
    Emissions/Fuel Strategy Low Fuel Consumption, U.S. EPA Certified for Stationary Emergency Use Only (Tier 2 Nonroad Equivalent Emission Standards), EU Stage IIIA Nonroad Emission Standards, China Nonroad III Emission Standards
    Voltage 208 to 600 Volts
    Frequency 50 Hz
    Speed 1500 rpm
    Duty Cycle Standby, Prime
    Engine Specifications
    Engine Model C18 ATAAC, I-6, 4-Stroke Water-Cooled Diesel
    Bore 145 mm (5.71 in)
    Stroke 183 mm (7.2 in)
    Displacement 18.1 l (1106.4 inu00b3)
    Compression Ratio 14.5:1
    Aspiration Air to Air Aftercooled
    Fuel System Electronic unit injection
    Governor Type Adem™A4
    Generator Set Dimensions
    Length - Minimum (5550 in)
    Length - Maximum (218.5 in)
    Width - Maximum 2056 mm (80.9 in)
    Height - Maximum 2737 mm (107.8 in)

    Standard Equipment

    • Air System
      • Air Cleaner, light duty
      • Turborcharger
    • Control Panel
      • EMCP 4.2
    • Cooling System
      • 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 open set fuel tank / base supplied
        Base, formed steel with single wall integral 8-hour fuel tank
    • Generator and Attachments
      • A frame generator – IP21 Protection
      • Optional LC frame generator – IP23 Protection,
      • Integrated Voltage Regulator
      • Power center, IP22
      • Segregated low voltage (AC / DC) wiring panel
      • Mandatory Option Rear circuit breaker, IEC, 3 pole, mounted in power center
    • Governing System
      • Cat Electronic Governor (ADEM A4)
    • Lube System
      • Lubricating oil
      • Oil drain valves
    • Mounting System
      • Captive linear vibration isolators between base and engine-generator includes lifting provisions and termination points for coolant and lube oil drain lines
    • Starting / Charging
      • 24 Volt battery with rack and cables
    • General
      • Engine and alternator pre-paint, Caterpillar Yellow

    Optional Equipment

    • Certifications
      • European Certifications – EU certificate of conformance
      • Global
    • Air Inlet System
      • Single element air cleaner
      • Dual element air cleaner
    • Circuit Breakers
      • 3 Pole (IEC-100% rated) – package mounted
      • 4 Pole (IEC-100% rated) – package mounted
      • 3 Pole (IEC-100% rated) – motorized
      • 4 Pole (IEC-100% rated) – motorized
      • Pad-lockable device
      • Power terminal strips
    • Control Panel
      • EMCP 4.4
    • Control System
      • Volt free contacts
      • Control panel protective devices
      • Local alarm modules
      • Remote annunciator modules
    • Cooling System
      • Radiator duct flange
    • Enclosures
      • Sound attenuated enclosures
    • Exhaust System
      • Engine mounted muffler
      • Mufflers, End in / End out
      • Flange groups; 8 and 10 inch weld flanges and gaskets
      • Elbow Kit
      • Manifold and turbocharger guard
    • Fuel System
      • Integral -Duel wall fuel tank bases
      • Manual fuel transfer system
      • 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 generator
      • LC frame CIP generator
    • Lube System
      • Manual sump pump
    • Mounting System
      • Narrow skid base
    • Starting / Charging System
      • 5 Amp battery charger
      • Battery disconnect switch
      • Jacket water heater

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