Gas Compression Engines

  • Specification Summary

  • Emissions NSPS Site Compliant Capable
  • Minimum Rating 772 bkW
  • Ignition, Protection ADEM™ A3
  • Download Brochure
product-G3512B LE Gas Petroleum Engine
The line of G3500B engines brings versatility, uptime, and low operating cost to your gas compression operation. They deliver the lowest engine-out emissions in the industry without sacrificing performance.Ideal applications for G3500B engines include gas lift, gas gathering, and wellhead gas compression. Cat G3512B gas engine. Ratings: 772 bkW (1035 bhp) @ 1400 rpm are NSPS site compliant capable.

Engine Specifications

Emissions NSPS Site Compliant Capable
Minimum Rating 772 bkW
Ignition, Protection ADEM™ A3

Air Inlet System

 Axial flow air cleaner

 Cleanable

 Single element canister type with service indicator

Control System

 ADEM A3 with integrated electronic throttle control

 CSA certified

Cooling System

 Two-stage charge air cooling

 Thermostats and housing

 Gear-driven jacket and aftercooler water pump

 Stainless steel aftercooler cores

Exhaust System

 Dry exhaust manifolds

 Exhaust outlet: 200 mm I.D.

Flywheels and Flywheel Housings

 SAE No. 00 flywheel

 SAE No. 00 flywheel housing

 SAE standard rotation

SAE No. 00 flywheel

SAE No. 00 flywheel housing

SAE standard rotation

Fuel System

 7-50 psi gas supply

 Electronic fuel metering valve

 Gas pressure regulator, pivot valve operated

7-50 psi gas supply

Electronic fuel metering valve

Gas pressure regulator, pivot valve operated

Ignition System

 ADEM A3

 Outdoor CSA certified

Lubrication System

 Crankcase breather — top mounted

 Oil cooler

 Oil filter — RH

 Oil pan

 Oil sampling valve

 Turbo oil accumulator

Power Take-Offs

 Front housing — two-sided

 Front lower — LH accessory drive

Front housing — two-sided

Front lower — LH accessory drive

Torsional Vibration Analysis

 Provided through Caterpillar

General

 Paint — Cat yellow

 Crankshaft vibration damper and guard

Air Inlet System

 Round air inlet adaptors

Round air inlet adaptors

Charging System

 Battery chargers

 CSA certified version available with

Battery chargers

CSA certified version available with

Cooling System

 Mechanical joint assembly connections

Exhaust System

 Flexible fittings

 Elbows

 Flanges

Fuel System

 Gas filter

Instrumentation

 Advisor display panel

 Communications module

Advisor display panel

Communications module

Lubrication System

 Lubricating oil

 Oil bypass filter

 Air prelube pump

Lubricating oil

Oil bypass filter

Air prelube pump

Power Take-Offs

 Front stub shaft

 Pulleys

General

 Special paint

EU Certification

 EEC DOI certification

EEC DOI certification

Support

 Factory commissioning

Factory commissioning