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Mobile Gas Generator Sets

CG137-12 Oilfield Gas Generator Set

Maximum Rating

400 ekW (500 kVA)

Minimum Rating

400 ekW (500 kVA)

Fuel

CNG, LNG, field gas, natural gas

SPECIFICATIONS

Production of oil and gas in the oilfield can be a challenge when utility power is not available. The Caterpillar product line of oilfield gas generator sets provides the ideal solutions for this challenge. Engines are designed to run on low to no-cost well site gas without sacrifice on performance. These generator sets allow customers to significantly reduce fuel cost and avoid the expense and logistics of diesel fuel deliveries. Plus, they are designed to withstand the harsh conditions in the oilfield and feature a heavy-duty construction ideal for loading and unloading operations. Cat generator sets are backed by the worldwide network of Cat dealers ready to support your operation with technical support, service, parts, and warranty. CG137-12 oilfield gas generator set. Rating: 400 ekW (500 kVA) @ 60 Hz (1800 rpm). Configurations available to meet NSPS emission standards in non-attainment areas.

    Capacity for Liquids

    Fuel

    CNG, LNG, field gas, natural gas

    Lube Oil System - Refill

    45 gal (US)

    Cooling System - Engine

    15 gal (US)

    Dimensions

    Length

    230 in

    Width

    89 in

    Height

    102.3 in

    Weight

    19,731 lb

    Engine Specifications

    Maximum Rating

    400 ekW (500 kVA)

    Minimum Rating

    400 ekW (500 kVA)

    Emissions/Fuel Strategy

    U.S. EPA Tier II Nonroad Mobile Emissions Certified. Available for NSPS compliance via Design to Order process

    Aspiration

    Turbocharged-Aftercooled

    Manifold Type

    Watercooled

    Bore

    5.39 in

    Stroke

    6.46 in

    Displacement

    1,770 in³

    Engine Control and Protection

    ADEM A4

    Generator Set Control

    EMCP 4.4 Control Panel

    Generator

    SR4B

    Frequency - Speed

    60 Hz (1800 rpm)

    • Air Inlet System
      • Air cleaner — intermediate duty, dry
      • Air cleaner rain cap
      • Air cleaner service Indicator
    • Cooling System
      • High ambient radiator design for gas fuel applications
      • Stacked aftercooler and jacket water core
      • Metal top and bottom tanks
      • Coolant drain
      • Fan and belt guard
      • Coolant level sensor
    • Exhaust System
      • Exhaust manifolds — water cooled
      • Exhaust elbow and flex fitting — 127 mm (5 in)
      • Residential grade muffler
      • Three-way catalyst
      • Muffler mounting structure
    • Fuel System
      • Gas pressure regulator — requires 10.3-34.5 kPa (1.5-5 psi) gas
      • Natural gas carburetor
      • Air Fuel Ratio Control
    • Generator
      • Rated for continuous duty — 10% oversize
      • Class H insulation
      • Permanent magnet
      • Random wound
      • 240 VAC space heater
      • Coastal insulation protection
      • IP23 protection
      • Cat Digital Voltage Regulator
    • Control System
      • Electronic governing ADEM A4
      • Electronic diagnostics and fault logging
      • Momentary start/stop logic
      • High temperature braided engine harness with 70-pin customer connector and service tool connector
    • Lube System
      • Crankcase breather, top-mounted
      • Oil filter, spin-on, left-hand service
      • Dipstick, left-hand service
      • Oil pump — gear-driven
      • Oil cooler
    • Mounting System
      • Heavy-duty welded steel base designed for the oilfield
      • Base design optimized for loading, transport, and unloading
    • Protection System
      • The following parameters include alarm and shutdown:
    • General
      • Jacket water heater
      • 24V starting motor
      • 24V, 45-amp charging alternator

    • Fuel System
      • 1 micron gas filter

    WHY CHOOSE EMPIRE

    • Machines built tough and ready to run in rugged applications

    • Trusted advisors to help you find and maximize your equipment

    • Wide inventory of rental equipment that lets you try before you buy

    • Full service and support to ensure performance and longevity

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