3406C

Cat® 3406C Fire Pump Engine

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3406C Fire Pump
Maximum Power
482 hp
Rated Speed
1750-2300 rpm
Minimum Power
292 hp
The Cat® 3406C Industrial Diesel Fire Pump Engine is offered in ratings ranging from 218-359 kW (292-482 hp) @ 1750-2300 rpm. These ratings are non-certified and available for global non-regulated areas. They are FM Approved and UL Listed. Additional 3406C ratings with or without radiators are available, but not FM approved or 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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THE RUNDOWN

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.
Quality
Every Cat engine is manufactured to stringent quality standards in order to assure customer satisfaction.
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
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
Power Rating
Maximum Power482hp
Rated Speed1750-2300 rpm
Minimum Power292hp
Emission Standards
EmissionsNon-Certified. Available for global non-regulated areas. FM Approved, UL Listed
General
Engine ConfigurationInline 6, 4-Stroke-Cycle Diesel
Bore5.4in
Stroke6.5in
Displacement893in³
Compression Ratio14.5:1
AspirationTurbocharged Aftercooled
Rotation from Flywheel EndCounterclockwise
Aftertreatment-
Engine Dimensions - Approximate
Length65.4in
Height52.6in
Standard Equipment

Air Inlet System

  • Dry or watercooled manifold and turbocharger

Charging System

  • Charging Alternator, 24 volt, 35 amp

Control System

  • Hydra-mechanical governor

Cooling System

  • Thermostats and housing
  • Jacket water pump, gear driven, centrifugal
  • Heat exchanger
  • Expansion tank
  • FM Required Raw Water Cooling Loops: 1.5" iron, horizontal or vertical, 1.5" 316 stainless steel, horizontal or vertical
  • Optional Radiator, not UL listed or FM approved

Exhaust System

  • Exhaust manifold, water-cooled (wet) or dry
  • Exhaust elbow, dry, 152 mm (6 in), 4 bolt flange

Flywheels and Flywheel Housing

  • SAE No. 1 flywheel
  • SAE No. 1 flywheel housing
  • SAE standard rotation

Fuel System

  • Fuel filter, LH
  • Fuel transfer pump
  • Primary fuel filter / water separator

Instrumentation

  • Instrument panel, LH
  • Engine oil pressure gauge
  • Fuel pressure gauge
  • Water temperature gauge
  • Service meter

Lube System

  • Crankcase breather
  • Oil cooler
  • Lube oil filter
  • Oil filler in valve cover and dipstick, both RH
  • Rear sump oil pan
  • Oil filler in valve cover
  • Dipstick

Mounting System

  • Supports

Power Take-Offs

  • 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)

General

  • Vibration damper and guard
  • Lifting eyes
  • Paint - fire pump red, optional radiator painted black