Diesel fire pumps
3412C
The Cat® 3412C Industrial Diesel Fire Pump Engine is offered in ratings ranging from 476-551 kW (638-739 hp) @ 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.
| Maximum Power | 739 hp |
|---|---|
| Rated Speed | 1750-2100 rpm |
| Minimum Power | 638 hp |
| Emissions | Non-Certified. Available for global non-regulated areas. Not FM Approved, Not UL Listed |
|---|
| Engine Configuration | V-12, 4-Stroke-Cycle Diesel |
|---|---|
| Bore | 5.4 in |
| Stroke | 6 in |
| Displacement | 1648 in³ |
| Compression Ratio | 14.5:1 |
| Aspiration | Turbocharged Aftercooled (TA) |
| Rotation from Flywheel End | Counterclockwise |
| Aftertreatment | - |
| Length | 78.7 in |
|---|---|
| Height | 55.6 in |
| Weight - Net Dry - Basic Operating Engine Without Optional Attachments | 5686 lb |
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
Need installed dimensions with enclosure and tank? See Model Configurations