+

G3612 A4 Gas Compression Engine

G3600 ADEM™4 engines provide a wide range of power options to fit your gas compression application. G3600 ADEM™4 engines bring the highest uptime in the industry and long operating intervals between overhaul. Operators that use G3600 ADEM™4 engines in their fleet enjoy virtually no unscheduled downtime, the right power for their application, the lowest operating costs, and emissions compliance. Ideal applications for G3600 ADEM™4 engines include centralized gathering stations, gas processing, transmissions, and storage applications. Cat G3612 ADEM™4 Gen 1 gas engine with ratings: 2796 bkW (3750 bhp) @ 1000 rpm and Cat G3612 ADEM™4 Gen 2 gas engine with ratings: 2015 bKW (2750bhp) @ 1000 rpm. NSPS site compliant capable.​

Engine Specifications

Maximum Rating 4125BHP
Emissions NSPS Site Compliant Capable
Displacement 15528in³
Minimum Rating 3750BHP
Compression Ratio Gen 1 (9.2:1) Gen 2 (7:6:1)
Aspiration Turbocharged-Aftercooled
Rotation from Flywheel End Counterclockwise
Flywheel Teeth 255
Weight - Dry 58500lb
Oil Change Interval 5000 hours
Ignition, Protection ADEM™4
Stroke 11.8in
Bore 11.8in

Capacity for Liquids

Cooling System 194gal (US)
Lube Oil System - Refill 272gal (US)

Standard Equipment

  • Air Inlet System
    • Air cleaner — standard duty Inlet air adapter
  • Control System
    • A4 control system — provides electronic governing integrated with air/fuel ratio control and individual cylinder ignition timing control
  • Cooling System
    • Jacket water pump
    • Jacket water thermostats and housing
    • Aftercooler pump
    • Aftercooler water thermostats and housing
    • Two-stage aftercooler
  • Exhaust System
    • Dry wrapped exhaust manifolds
    • Vertical outlet adapter
  • Flywheel & Flywheel Housing
    • SAE standard rotation
  • Fuel System
    • Gas admission valves -- electronically controlled fuel supply pressure
  • Ignition System
    • A4 control system — senses individual cylinder detonation and controls individual cylinder timing
  • Lube System
    • Crankcase breathers — top mounted
    • Oil cooler
    • Oil filter
    • Oil pan drain valve
  • Mounting System
    • Engine mounting feet (six total)
  • Protection System
    • Electronic shutoff system with purge cycle
    • Crankcase explosion relief valves
    • Gas shutoff valve
  • Starting System
    • Air starting system
  • General
    • Paint — Cat yellow
    • Vibration dampers

Optional Equipment

  • Air Inlet System
    • Heavy-duty air cleaner with precleaners and rain protection
  • Charging System
    • 35 Amp & 65 Amp chargin alternators - CSA approved
  • Exhaust System
    • Flexible bellows adapters
    • Exhaust expander
    • Weld flanges
  • Fuel System
    • Fuel filter
    • Gas pressure regulator
    • Flexible connection
    • Low energy fuel system
    • Corrosive gas fuel system
  • Instrumentation
    • Remote data monitoring and speed control
    • Compatible with Cat Electronic Technician (ET) and Data View
    • LCD display panel
    • Color HMI display
    • Modbus and Ethernet capable
  • Lube System
    • Air or electric motor-driven prelube
    • Duplex oil filter
    • RH service
    • Lube oil makeup system
  • Mounting System
    • Mounting plates (set of six)
  • Power Take-offs
    • Front stub shafts
  • Starting System
    • Air pressure reducing valve
    • Natural gas starting system
  • General
    • Engine barring device
    • Damper guard