Land Production Generator Sets G3306B

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Key Specs

Maximum Rating
135 ekW (170 kVA)
135 ekW (170 kVA)
Minimum Rating
110 ekW (138 kVA)
110 ekW (138 kVA)
Fuel
CNG, LNG, field gas, natural gas
CNG, LNG, field gas, natural gas

Overview

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 Specifications for G3306B

Maximum Rating 135 ekW (170 kVA) 135 ekW (170 kVA)
Minimum Rating 110 ekW (138 kVA) 110 ekW (138 kVA)
Emissions/Fuel Strategy NSPS or non-regulated NSPS or non-regulated
Aspiration Turbocharged-Aftercooled Turbocharged-Aftercooled
Manifold Type Watercooled Watercooled
Bore 4.76 in 121 mm
Stroke 5.98 in 152 mm
Displacement 640 in³ 10.5 l
Engine Control and Protection ADEM A4 ADEM A4
Generator Set Control EMCP 4.3 (4.4 optional) EMCP 4.3 (4.4 optional)
Generator SR4B SR4B
Frequency - Speed 50/60 Hz (1500/1800 rpm) 50/60 Hz (1500/1800 rpm)
Fuel CNG, LNG, field gas, natural gas CNG, LNG, field gas, natural gas
Lube Oil System - Refill 12 gal (US) 44.5 l
Cooling System - Engine 5 gal (US) 20 l
Length 145.8 in 3704 mm
Width 60.2 in 1530 mm
Height 73.1 in 1856 mm
Weight 7716 lb 3500 kg

G3306B Standard 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

G3306B Optional Equipment

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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