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Caterpillar
3512E Tier 4 Final Well Service Engine
Well stimulation operations in the oilfield are complex and demanding. The 3512E Tier 4 Final engine for well service operations was specifically developed to meet Tier 4 Final emissions and to meet the highest standards in performance, durability, and reliability. Cat engines are backed by the worldwide network of Cat dealers ready to support your operation with technical support, service, parts, and warranty. 3512E engines, with ratings: 1678-1864 bkW (2250-2500 bhp) @ 1800 rpm meet U.S. EPA Non-road Mobile Tier 4 final emission standards.
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Specifications
General Specifications
| Spec | Value |
|---|---|
| Maximum Rating | 2500 BHP 1864 bkW |
| Displacement | 3596 in³ 58.9 l |
| Minimum Rating | 2250 BHP 1678 bkW |
| Aspiration | Turbocharged-Aftercooled Turbocharged-Aftercooled |
| Flywheel and Flywheel Housing | SAE No. 0 SAE No. 0 |
| Flywheel Teeth | 151 151 |
| Stroke | 8.5 in 215 mm |
| Bore | 6.7 in 170 mm |
Emissions
| Spec | Value |
|---|---|
| Emissions | Non-Road Mobile EPA Tier 4 Final Non-Road Mobile EPA Tier 4 Final |
Dimensions
| Spec | Value |
|---|---|
| Length | 123 in 3116 mm |
| Width | 90.9 in 2308.7 mm |
| Height | 104 in 2635 mm |
| Weight | 15793 lb 7164 kg |
Standard Equipment
Air Inlet System
- Air-to-air aftercooled
- Air cleaners (single element w/service indicator)
Control System
- ADEM A4 ECU, LH
- With electronic fuel injector fuel system (10 amp DC power required to drive electronic engine control module)
Cooling System
- ATAAC
- Thermostats and housing, jacket water pump, gear-driven centrifugal (gear-driven centrifugal pumps)
Exhaust System
- Land Well Service Engine:
- Offshore Well Service Engine:
Flywheels & Flywheel Housing
- Flywheel, SAE No. 0, 151 teeth
Fuel System
- Secondary/tertiary fuel filters
- Fuel priming pump (electric)
- Common rail fuel system
- Fuel transfer pump
Lube System
- Crankcase breather — top-mounted
- Electric prelube
- Fumes disposal
- Oil cooler
- Oil filler and dipstick — LH
- Oil pump
- Oil filter — RH spin-on type
- Rear sump oil pan, 250-hour change interval
- Oil pan drain valve, 1″ NPT female connection
- Oil scavenger pump
Mounting System
- Trunion front support
Power Take-Offs
- Accessory drive — Lower LH/upper RH
- Front housing, two-sided
Protection System
- ADEM A4 ECU system to provide customer programmable engine deration strategies to protect against adverse operating conditions
- Emergency stop logic inputs provided at 40-pin customer interface connection
- Dual Air inlet shutoff
- Oil pressure monitor
General
- Paint, Cat yellow
- Vibration damper and guard
- Lifting eyes
- Hydraulic valve lash adjusters
- Power link engine monitoring
Optional Equipment
Air Inlet System
- Optional heavy-duty air cleaners (dual element/service indicator with precleaners)
- Four front-mounted turbochargers
Charging System
- Charging alternators
Control System
- Throttle position sensors
- Local speed throttle control
- Governor conversion
- Variable speed radiator fan control
Cooling System
- Coolant regulator conversion
- Water level switch gauge
- Coolant level sensors and coolant conditioner
- External transmission cooler connections
- Variable speed hydraulic fan pump
Emissions Certifications
- US EPA Tier 4 Final
Exhaust System
- Flexible exhaust fitting
- Elbows, flange, bellows, rain caps
- Industrial and residential mufflers (painted steel and stainless steel)
Fuel Systems
- Flexible fuel lines
- Primary fuel filter/fuel water separator
Instrumentation
- Remote panel display and remote cylinder temperature display
Lube System
- 500- hour deep sump oil pan (rear sump pan)
Power Take-Offs
- Flywheel stub shaft
- Front Crankshaft Adapter
Protection System
- Sensors
- Shutoff controls
Starting System
- Hydraulic starter
- Hydraulic starter – RH
- Dual hydraulic starter – LHR
- Manual engine barring device
General
- Air compressor
- Aftertreatment support package
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