Land Production Generator Sets:

G3306B Oilfield Gas Generator Set

G3306B
Aspiration
Turbocharged-Aftercooled
Bore
4.76 in
Stroke
5.98 in
Displacement
640.0 in3

Production of oil and gas in remote oilfields 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 sacrificing 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.G3306B oilfield gas generator set. Ratings: 110 – 135 ekW (138 – 170 kVA) @ 50 and 60 Hz (1500 and 1800 rpm). Configurations available to meet NSPS emission standards in non-attainment areas and configurations available for non-regulated areas.



Product Specs

  • Engine Specifications

  • Aspiration
    Turbocharged-Aftercooled
    Bore
    4.76in
    Stroke
    5.98in
    Displacement
    640.0in3
    Generator set control
    EMCP 4.3 (4.4 optional)
    Generator
    SR4B
    Maximum Rating
    135 ekW (170 kVA)
    Minimum Rating
    110 ekW (138 kVA)
    Emissions/Fuel Strategy
    NSPS or non-regulated
    Manifold Type
    Watercooled
    Aspiration
    Turbocharged-Aftercooled
    Engine Control and Protection
    ADEM A4
    Bore
    4.76in
    Stroke
    5.98in
    Displacement
    640in³
    Frequency - Speed
    50/60 Hz (1500/1800 rpm)
    Generator Set Control
    EMCP 4.3 (4.4 optional)
    Generator
    SR4B
  • Dimensions

  • Length
    145.8in
    Width
    60.2in
    Height
    73.1in
    Weight
    7716.0lb
    Length
    145.8in
    Width
    60.2in
    Height
    73.1in
    Weight
    7716lb
  • Capacity for Liquids

  • Lube oil system (refill)
    12.0gal
    Cooling system (engine)
    5.0gal
    Fuel
    CNG, LNG, field gas, natural gas
    Lube Oil System - Refill
    12gal (US)
    Cooling System - Engine
    5gal (US)

Equipment

  • 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
    • Side-by-side 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
  • Fuel System
    • Gas pressure regulator — requires 82.7-172.4 kPa (12-25 psi) gas
    • Natural gas carburetor
  • Generator
    • Rated for continuous duty — 25% 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-pincustomer 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
    • Designed to accommodate a drop-over enclosure
    • Space claims for makeup tank and coalescing filter
    • 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
  • Exhaust System
    • Three-way catalyst
    • Critical grade muffler
    • Muffler mounting structure
  • Fuel System
    • Air-fuel ratio control
    • Coalescing filter, heavy-duty for wellhead gas

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