G3412

Overview

Tough and durable, built on the industry-standard G3400 platform bring maximum uptime and low operating cost to your operation. G3412 engines meet the most demanding continuous duty gas compression applications with virtually no unscheduled downtime.Ideal applications for G3412 engines include gas lift, gas gathering, and wellhead gas compression. Cat G3412 gas engine. Ratings: 448 bkW (600 bhp) @ 1800 rpm are available for non-regulated areas.

 

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Engine Specifications
Minimum Rating448bkW
Maximum Rating447bkW
EmissionsNon-regulated areas
Displacement27l
Compression Ratio9.7:1
AspirationTurbocharged-Aftercooled
Rotation from Flywheel EndCounterclockwise
Flywheel and Flywheel HousingSAE No. 0
Flywheel Teeth136
Weight - Dry2141kg
Oil Change Interval750 hours
Ignition, ProtectionAltronic III
Stroke152mm
Bore137mm
Capacity for Liquids
Cooling System75.7l
Lube Oil System - Refill170.3l
Air Inlet System
Air cleaner — single element with service indicator
Control System
Governor — Woodward PSG mechanica
Governor control — positive locking
Cooling System
Thermostats and housing
Jacket water pump
Aftercooler water pump
Aftercooler core
Exhaust System
Watercooled exhaust manifolds
Dry exhaust elbow
Flywheel & Flywheel Housing
SAE No. 0 flywheel
SAE No. 0 flywheel housing
SAE standard rotation
Fuel System
Gas pressure regulator
Natural gas carburetor
Ignition System
Digital ignition system
Instrumentation
Service meter
Lube System
Crankcase breather — top mounted
Oil cooler
Oil filter — RH
Auxiliary oil reservoir
Rear sump oil pan
Oil filler in valve cover and dipstick — RH
Mounting System
Engine supports
Protection System
Shutoff
General
Paint — Cat yellow
Crankshaft vibration damper and drive pulleys
Lifting eyes
Engine Design
- Improved reliability and durability - Ability to burn a wide spectrum of gaseous fuels - Robust diesel strength design prolongs life and lowers owning and operating costs- Broad operating speed range
Full Range of Attachments
Large variety of factory-installed engine attachments reduces packaging time
Testing
Every engine is full-load tested to ensure proper engine performance
Gas Engine Rating Pro
GERP is a web-based program designed to provide site performance capabilities for Cat® natural gas engines for the gas compression industry. GERP provides engine data for your site's altitude, ambient temperature, fuel, engine coolant heat rejection, performance data, installation drawings, spec sheets, and pump curves.
Product Support Offered Through Global Cat Dealer
More than 2,200 dealer outletsCat factory-trained dealer technicians service every aspect of your petroleum engineCat parts and labor warrantyPreventive maintenance agreements available for repairbefore-failure optionsS•O•SSM program matches your oil and coolant samples against Caterpillar set standards to determine:- Internal engine component condition- Presence of unwanted fluids- Presence of combustion by-products- Site-specific oil change interval
Over 80 Years of Engine Manufacturing Experience
Over 60 years of natural gas engine productionOwnership of these manufacturing processes enables Caterpillar to produce high quality, dependable products.- Casts engine blocks, heads, cylinder liners, and flywheel housings- Machines critical components- Assembles complete engine
Web Site
For all your petroleum power requirements, visit www.catoilandgasinfo.com
Specifications
Engine Specifications
Minimum Rating448bkW
Maximum Rating447bkW
EmissionsNon-regulated areas
Displacement27l
Compression Ratio9.7:1
AspirationTurbocharged-Aftercooled
Rotation from Flywheel EndCounterclockwise
Flywheel and Flywheel HousingSAE No. 0
Flywheel Teeth136
Weight - Dry2141kg
Oil Change Interval750 hours
Ignition, ProtectionAltronic III
Stroke152mm
Bore137mm
Capacity for Liquids
Cooling System75.7l
Lube Oil System - Refill170.3l
Equipment
Air Inlet System
Air cleaner — single element with service indicator
Control System
Governor — Woodward PSG mechanica
Governor control — positive locking
Cooling System
Thermostats and housing
Jacket water pump
Aftercooler water pump
Aftercooler core
Exhaust System
Watercooled exhaust manifolds
Dry exhaust elbow
Flywheel & Flywheel Housing
SAE No. 0 flywheel
SAE No. 0 flywheel housing
SAE standard rotation
Fuel System
Gas pressure regulator
Natural gas carburetor
Ignition System
Digital ignition system
Instrumentation
Service meter
Lube System
Crankcase breather — top mounted
Oil cooler
Oil filter — RH
Auxiliary oil reservoir
Rear sump oil pan
Oil filler in valve cover and dipstick — RH
Mounting System
Engine supports
Protection System
Shutoff
General
Paint — Cat yellow
Crankshaft vibration damper and drive pulleys
Lifting eyes
Benefits & Features
Engine Design
Full Range of Attachments
Testing
Gas Engine Rating Pro
Product Support Offered Through Global Cat Dealer
Over 80 Years of Engine Manufacturing Experience
Web Site
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