3412C

Overview

The Cat® 3412C Industrial Diesel Fire Pump Engine is offered in ratings ranging from 476-551 bkW (638-739 bhp) @ 1750-2100 rpm. These ratings are non-certified and are available for global non-regulated areas. They are not FM Approved and not UL Listed. Starting on demand is a must for a fire pump engine - always. Cat® fire pump engines have a reputation for reliable starts and long efficient service.

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Power Rating
Maximum Power551kW
Rated Speed1750-2100 rpm
Minimum Power476kW
Emission Standards
EmissionsNon-Certified. Available for global non-regulated areas. Not FM Approved, Not UL Listed
General
Engine ConfigurationV-12, 4-Stroke-Cycle Diesel
Bore137mm
Stroke152mm
Displacement27l
Compression Ratio14.5:1
AspirationTurbocharged Aftercooled (TA)
Rotation from Flywheel EndCounterclockwise
Aftertreatment-
Engine Dimensions - Approximate
Length2000mm
Height1413mm
Weight - Net Dry - Basic Operating Engine Without Optional Attachments2579kg
Air Inlet System
Air cleaner, regular duty with service indicators
Turbocharged
Cooling System
Thermostats and housing
Jacket water pump, centrifugal
Heat exchanger installed
Expansion tank
Control System
Charging alternator 24 volt, 35 amp
Governor control
Hydra-mechanical governor
Exhaust System
Exhaust manifold
Exhaust elbow, dry. 203 mm (8 in) on all Turbocharged engines and Turbocharged Aftercooled with wet exhaust. 152 mm (6 in) on Turbocharged Aftercooled with dry manifolds.
Flywheels & Flywheel Housings
SAE No. 0 flywheel
SAE No. 0 flywheel housing
SAE standard rotation
Fuel System
Fuel filter
Fuel transfer pump
Primary fuel filter
Fuel priming pump
Instrumentation
Instrument panel, LH
Engine oil pressure gauge
Fuel pressure gauge
Water temperature gauge
Tachometer
Lube System
Crankcase breather, top mounted
Oil cooler
Oil filler in valve cover and dipstick, both RH
Lube oil filter
Rear sump oil pan
Mounting System
Supports
Power Take Off
Power take-off (PTO) flywheel stub shaft
Protection System
Stop-Start System, automatic (compatible with NFPA 20 requirements, able to be energized from either of two battery sources and capable of manual starter actuation)
Starting System
24 volt, LH electric starting motor
Jacket water heater (6 kW, 240-480 volt)
General
Paint: Firepump Red
Vibration damper and guard
Lifting eyes
Reliable, Quiet and Durable Power
World-class manufacturing capability and processes coupled with proven core engine designs assure reliability, quiet operation, and many hours of productive life.
World-class Product Support Offered Through Global Cat Dealer Network
  • Scheduled maintenance, including SOSSM sample
  • Customer Support Agreements (CSA)
  • Caterpillar Extended Service Coverage (ESC)
  • Superior dealer service network
  • Extended dealer service network through the Cat Industrial Service Distributor (ISD) program
Specifications
Power Rating
Maximum Power551kW
Rated Speed1750-2100 rpm
Minimum Power476kW
Emission Standards
EmissionsNon-Certified. Available for global non-regulated areas. Not FM Approved, Not UL Listed
General
Engine ConfigurationV-12, 4-Stroke-Cycle Diesel
Bore137mm
Stroke152mm
Displacement27l
Compression Ratio14.5:1
AspirationTurbocharged Aftercooled (TA)
Rotation from Flywheel EndCounterclockwise
Aftertreatment-
Engine Dimensions - Approximate
Length2000mm
Height1413mm
Weight - Net Dry - Basic Operating Engine Without Optional Attachments2579kg
Equipment
Air Inlet System
Air cleaner, regular duty with service indicators
Turbocharged
Cooling System
Thermostats and housing
Jacket water pump, centrifugal
Heat exchanger installed
Expansion tank
Control System
Charging alternator 24 volt, 35 amp
Governor control
Hydra-mechanical governor
Exhaust System
Exhaust manifold
Exhaust elbow, dry. 203 mm (8 in) on all Turbocharged engines and Turbocharged Aftercooled with wet exhaust. 152 mm (6 in) on Turbocharged Aftercooled with dry manifolds.
Flywheels & Flywheel Housings
SAE No. 0 flywheel
SAE No. 0 flywheel housing
SAE standard rotation
Fuel System
Fuel filter
Fuel transfer pump
Primary fuel filter
Fuel priming pump
Instrumentation
Instrument panel, LH
Engine oil pressure gauge
Fuel pressure gauge
Water temperature gauge
Tachometer
Lube System
Crankcase breather, top mounted
Oil cooler
Oil filler in valve cover and dipstick, both RH
Lube oil filter
Rear sump oil pan
Mounting System
Supports
Power Take Off
Power take-off (PTO) flywheel stub shaft
Protection System
Stop-Start System, automatic (compatible with NFPA 20 requirements, able to be energized from either of two battery sources and capable of manual starter actuation)
Starting System
24 volt, LH electric starting motor
Jacket water heater (6 kW, 240-480 volt)
General
Paint: Firepump Red
Vibration damper and guard
Lifting eyes
Benefits & Features
Reliable, Quiet and Durable Power
World-class Product Support Offered Through Global Cat Dealer Network
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