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G3406 Gas Compression Engines

Tough and durable, built on the industry-standard G3400 platform bring maximum uptime and low operating cost to your operation. G3406 engines meet the most demanding continuous duty gas compression applications with virtually no unscheduled downtime. Ideal applications for G3406 engines include gas lift, gas gathering, and wellhead gas compression. Cat G3406 gas engine. Ratings: 160-242 bkW (215-325 bhp) @ 1800 rpm are NSPS site compliant capable with customer-provided air-fuel ratio control and aftertreatment or available for non-regulated areas.

G3406

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The Catยฎ G3406 is built for reliable performance in the oil and gas range, backed by Al-Bahar's regional service and support network.

Maximum Rating
325 BHP
Rated Speed
1800 rpm
Emissions
2% 02 Emissions Rating: Export Only
Minimum Rating
215 BHP
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  • Specifications
  • Features
  • Standard Equipment

Specifications

Engine Specifications specifications
Maximum Rating 242 bkW
Rated Speed 1800 rpm
Emissions 2% 02 Emissions Rating: Export Only
Minimum Rating 160 bkW
Compression Ratio 9.4:1
Aspiration Naturally Aspirated or Turbocharged - Aftercooled
Rotation from Flywheel End Counterclockwise
Flywheel and Flywheel Housing SAE No. 1
Flywheel Teeth 113
Length 1934 mm
Displacement 14.6 l
Oil Change Interval 750 hours
Width 1270 mm
Ignition, Protection Altronic III
Stroke 152.4 mm
Bore 137 mm
Height 1433 mm
Weight - Dry 1362 kg

Features

Emissions

Rich burn engine design easily meets emission requirements - 0.5% O2 rating meets U.S. EPA Spark Ignited Stationary NSPS Emissions for 2007/8 and 2010/11 with the use of aftermarket AFRC and TWC

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 Catยฎ 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 outlets Cat factory-trained dealer technicians service every aspect of your petroleum engine Cat parts and labor warranty Preventive maintenance agreements available for repairbefore-failure options Sโ€ขOโ€ขSSM 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

Standard Equipment

Air Inlet System
  • Air cleaner โ€” heavy-duty
  • Air cleaner rain cap
  • Service indicator
Control System
  • Governor โ€” Woodward PSG mechanical
  • Governor locking โ€” positive control
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. 1 flywheel
  • SAE No. 1 flywheel housing
  • SAE standard rotation
Fuel System
  • Gas pressure regulator
  • Natural gas carburetor
Ignition System
  • Altronic III ignition system
Instrumentation
  • Service meter
Lube System
  • Crankcase breather โ€” top mounted
  • Oil cooler
  • Oil filter โ€” RH
  • Auxiliary oil reservoir
  • Oil pan โ€” full sump
Mounting System
  • Engine supports
Protection System
  • Shutoffs
General
  • Paint โ€” Cat yellow
  • Crankshaft vibration damper and drive pulleys
  • Lifting eyes

Optional Equipment

Air Inlet System

  • Precleaner

Charging System

  • Battery chargers
  • Charging alternators
  • Charging alternators f/u/w c customer supplied shutoffs
  • Ammeter gauge
  • Ammeter gauge and wiring

Control System

  • PSG Woodward governor

Cooling System

  • Radiators
  • Non-sparking blower fan
  • Blower fans for customer supplied radiators
  • Fan drives for customer supplied radiators
  • ATAAC conversion

Exhaust System

  • Flexible fittings
  • Elbow
  • Flange
  • Pipe
  • Rain cap

Fuel System

  • Fuel filter
  • Natural gas valve and jet kits

Ignition System

  • CSA shielded ignition
  • Wiring harness

Instrumentation

  • Gauges and instrument panels

Lube System

  • Auxiliary oil reservoir removal
  • Lubricating oil

Mounting System

  • Vibration isolators

Power Take-Offs

  • Auxiliary drive pulleys
  • Enclosed clutch and clutch support
  • Front stub shaft and flywheel stub shaft

Protection System

  • Gas valves

Starting System

  • Air starting motor
  • Electric air start control
  • Air pressure regulator
  • Air silencer
  • Electric starting motorโ€” single 12- and 24-volt

General

  • Damper guard