G3512

Mobile Gas Solutions G3512

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Key Specs

Emissions/Fuel Strategy
U.S. EPA Tier 2 S.I. Non Road Mobile
U.S. EPA Tier 2 S.I. Non Road Mobile
Aspiration
Turbocharged-2 stage after cooled
Turbocharged-2 stage after cooled
Bore
6.7 in
170 mm

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. Ratings: 1095 bkW (1468 bhp) @1800 rpm.

Features At A Glance

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Cat

Genset Design

  • Meets U.S. EPA Large SI Tier 2.*
  • Genset designed to be paired with the Cat® energy storage system for a complete drilling factory solution
  • Engine design built on the G3500 platform with proven reliability and durability
  • EMCP 4.4 shipped standard • Jacket water and lube oil heaters shipped standard
  • Rugged package base designed for oil fields
Cat

Emissions

Lean air/fuel mixture provides best available emissions and fuel efficiency for engines of this bore size
Cat

Advanced Digital Engine Management

ADEM™4 (A4) engine management system integrates speed control, air/fuel ratio control, and ignition/detonation controls into a complete engine management system. The ADEM™4 (A4) has an improved: user interface, display system, shutdown controls, and system diagnostics.
Cat

Full Range of Attachments

Large variety of factory-installed package attachments reduces packaging time
Cat

Testing

Every genset is full-load tested to ensure proper package performance.
Specifications Standard Equipment Optional Equipment

Product Specifications for G3512

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Emissions/Fuel Strategy U.S. EPA Tier 2 S.I. Non Road Mobile U.S. EPA Tier 2 S.I. Non Road Mobile
Aspiration Turbocharged-2 stage after cooled Turbocharged-2 stage after cooled
Bore 6.7 in 170 mm
Stroke 7.5 in 190 mm
Displacement 3173 in³ 52 l
Engine Control and Protection Electronic (ADEM 4) Electronic (ADEM 4)
Generator Set Control EMCP 4.4 Control Panels EMCP 4.4 Control Panels
Frequency - Speed 60 Hz 60 Hz
Fuel System Electronic Fuel Control Valve Electronic Fuel Control Valve
Length 196 in 4979.3 mm
Width 84.8 in 2154.4 mm
Height 89.6 in 2277.1 mm

G3512 Standard Equipment

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Air Inlet System

  • Air cleaner, intermediate duty, with service indicator and air filter differential pressure sensors

Cooling System

  • Jacket water outlet- right hand flange connection
  • Jacket water pump, gear driven, centrifugal, non - priming

Exhaust System

  • Dry exhaust manifold

Fuel System

  • 10-35 kPag gas supply

Instrumentation

  • EMCP 4.4
  • ADEM™4

Lubrication System

  • Crankcase breather - top mounted
  • Prelube pump
  • Simplex oil filter
  • Standard Oil Pan

G3512 Optional Equipment

Print

Air Inlet System

  • Pre-cleaners

Charging Alternator

  • Charging alternator 24V, 35A

Connections

  • Left hand flanged jacket water connection

Exhaust System

  • Exhaust weld flange

Fuel System

  • Gas train

Lubrication System

  • Electric prelube
  • Air prelube
  • Oil level regulator
  • Oil drain

Starting System

  • Barring group
  • Right hand air starter

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See how G3512 compares against frequently compared products.

Oil and Gas
Selected
G3512
G3512
Emissions/Fuel Strategy
U.S. EPA Tier 2 S.I. Non Road Mobile
U.S. EPA Tier 2 S.I. Non Road Mobile
Aspiration
Turbocharged-2 stage after cooled
Turbocharged-2 stage after cooled
Bore
6.7 in
170 mm
Oil and Gas
CG137-12
CG137-12
Maximum Rating
400 ekW (500 kVA)
400 ekW (500 kVA)
Minimum Rating
400 ekW (500 kVA)
400 ekW (500 kVA)
Fuel
CNG, LNG, field gas, natural gas
CNG, LNG, field gas, natural gas
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