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Caterpillar
G3520J Gas Compression Engine
The line of G3520J 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 G3520J engines include primary gathering, central gathering, and gas processing plants.
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Details
Specifications
Engine Specifications
Spec | Value |
---|---|
Emissions | U.S. EPA Spark Ignited Stationary NSPS emissions for 2010 U.S. EPA Spark Ignited Stationary NSPS emissions for 2010 |
Minimum Rating | 1725 BHP 1286 bkW |
Bore | 6.7 in 170 mm |
Rotation from Flywheel End | Counterclockwise Counterclockwise |
Stroke | 7.5 in 190 mm |
Combustion | Lean Burn Lean Burn |
Oil Change Interval | 2000 hrs 2000 hrs |
Capacity for Liquids
Spec | Value |
---|---|
Lube Oil System – Refill | 143 gal (US) 541 l |
Governor and Protection
Spec | Value |
---|---|
Governor and Protection | Electronic (ADEM™ A3) Electronic (ADEM™ A3) |
Standard Equipment
Air Inlet System
- Axial Flow Air cleaner
- Single element canister type with service indicator
Cooling System
- Two-stage charge air cooling: First stage – JW + OC + 1st stage AC / Second stage – 2nd stage AC
- Jacket water and aftercooler thermostats
Exhaust System
- Water-cooled exhaust manifolds
- Dry turbocharger housings
- Water-cooled exhaust elbow
Flywheels and Flywheel Housings
- SAE No. 21 flywheel
- SAE No. 00 flywheel housing
- SAE standard rotation
Fuel System
- 7-40 psig gas supply
- Electronic fuel metering valve
- Gas pressure regulator
- Gas shutoff valve
Instrumentation
- Remote-mounted Advisor control panel
- Product Link cellular radio
Lubrication System
- Crankcase breather — top mounted
- Oil cooler
- Oil filter — RH
- Oil pan — 143 gal
- Oil sampling valve
- Turbo oil accumulator
Mounting System
- Rails
Power Take-Offs
- Front housing — two-sided
- Front lower LH accessory drive
General
- Paint — Cat yellow
- Crankshaft vibration damper and guard
Optional Equipment
Air Inlet System
- Round air inlet adaptors
- Rain shield
Charging System
- CSA alternator (24V,65A)
Cooling System
- Jacket water inlet flange-hose connection
Exhaust System
- Flexible fittings
- Flanges
- Elbow
Fuel System
- Fuel filter
Instrumentation
- LAN adapter
- 15′,40′,90′,140′ Product Link extension harness
- 20′,30′,50′,100′ interconnect harness
Lubrication System
- Lubricating oil
- Oil bypass filter
- Air prelube pump
- Oil pan drain
Power Take-Offs
- Front stub shaft
- Crankshaft pulley
Starting System
- Air pressure regulator
- 90 psi starter
- 150 psi starter
- Jacket water heater
General
- Special paint
- Crankshaft vibration double damper
- Explosion relief valves
EU Certification
- EEC DOI certification