CG137-12 Gas Engine

CG137-12 Gas Engine

Tough and durable, with field-proven head design to maximize time between overhauls. CG137 engines are equipped with ADEM A4 technology that brings performance, uptime, and low operating cost to your operation. CG137 engines meet the most demanding continuous duty gas compression applications with virtually no unscheduled downtime. Ideal applications for CG137-12 engines include gas lift, gas gathering, and wellhead gas compression. Cat CG137-12 gas engine. Ratings: 447 bkW (600 bhp) @ 1800 rpm are NSPS site compliant capable with Caterpillar air-fuel ratio control and aftertreatment.

Engine Specifications
Minimum Rating
600BHP
Maximum Rating
600BHP
Emissions
NSPS 2010
Displacement
1648in³
Compression Ratio
8.3:1
Aspiration
Turbocharged-Aftercooled
Rotation from Flywheel End
Counterclockwise
Flywheel and Flywheel Housing
SAE No. 14 or 18, Flywheel Housing SAE No. 0
Flywheel Teeth
136
Weight - Dry
6250lb
Oil Change Interval
750 hours
Ignition, Protection
Electronic ADEM A4
Air/Fuel Ratio Control
Electronic ADEM A4
Stroke
6in
Bore
5.4in
Capacity for Liquids
Cooling System
20gal (US)
Lube Oil System - Refill
45gal (US)

Standard Equipment:

Air Inlet System
  • Air cleaner — single element with service indicator
  • Optional air inlet adapter and rain cap — recommended for weather protection
 
Control System
  • ADEM A4
  • Class 1, Division 2, Group C&D and Zone 2
 
Cooling System
  • Jacket water thermostats and housing — full open temperature 98°C (208°F)
  • Jacket water pump — gear driven, centrifugal, non-self-priming
  • Aftercooler water pump — gear driven, centrifugal, non-self-priming
  • Aftercooler core — for treated water and sea air atmosphere
 
Exhaust System
  • Exhaust manifolds — watercooled
  • Exhaust elbow — dry 203 mm (8 in)
  • Three-way catalyst — 1.0 g NOx and 0.5 g NOx NTE options
 
Flywheels & Flywheel Housings
  • Flywheel, SAE No. 14 or 18
  • Flywheel housing, SAE No. 0
  • SAE standard rotation
 
Fuel System
  • Air/fuel ratio control
  • Gas pressure regulator
  • Natural gas carburetor
 
Lube System
  • Crankcase breather — top mounted
  • Oil cooler
  • Oil filter — RH
  • Oil filler in valve cover, dipstick — RH
 
Mounting System
  • Engine mounting rails — 254 mm (10 in) industrialtype, entire length
 
Protection System
  • ADEM A4 protection
  • The following include alarm and shutdown:
  • The following is display only
 
General
  • Paint, Caterpillar yellow
  • Crankshaft vibration damper and drive pulleys
  • Lifting eyes
  • Cylinder block inspection covers
 

Optional Equipment:

Charging Alternator
  • 24V, 35A CSA alternator
 
Exhaust System
  • Exhaust flex fitting
  • Exhaust elbow
  • Exhaust flange — ANSI
 
Instrumentation
  • Operator interface panel
  • Operator interface panel enclosure
  • 15', 20', 50' interconnect harness
 
Starting System
  • Air pressure regulator
  • Air start silencer
  • Vane starter
  • Electric starter
  • Turbine starter
 
Fuel System
  • Fuel filter
 
Air Inlet System
  • Precleaner
  • Rain cap
 

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