Well stimulation operations in the oilfield are complex and demanding. The 3512C (HD) engine for well stimulation operations was specifically developed to reach the highest power nodes while meeting the highest standards in durability, reliability, and emissions. Cat engines are backed by the worldwide network of Cat dealers ready to support your operation with technical support, service, parts, and warranty. 3512C (HD) engines, with ratings: 1603-1864 bkW (2250-2500 bhp) @ 1900 rpm meet IMO Tier II, China Stage III, U.S. EPA Marine Tier 2, and U.S. EPA Non-road Tier 2 equivalent emission standards. They are available using U.S. EPA and EU Flexibility, and for other regulated and non-regulated areas.
Emissions Non-current EPA Tier 2 and China Stage III
Displacement 58.6 l
Length 113.8 in
Width 64.2 in
Emissions Non-current EPA Tier 2 and China Stage III
Aspiration Turbocharged-Aftercooled
Bore 6.7in
Displacement 58.6l
Flywheel Teeth 151
Flywheel and Flywheel Housing SAE No. 0
Stroke 8.5in
Height 86.1in
Length 113.8in
Weight 14145lb
Width 64.2in
Heavy-duty air cleaners (dual element/service indicator)
Four center-mounted turbochargers
Cat® ADEM A3 ECU — LH
With electronic fuel injector fuel system (10 amp DC power required to drive electronic engine control module)
Separate Circuit SCAC system
Torque converter connections
Thermostats and housing, jacket and separate circuit water pump, gear-driven centrifugal
Land well service engine
Flywheel, SAE No. 0, 151 teeth
Flywheel housing, SAE No. 0
Primary fuel filter
Fuel priming pump
Fuel filter — RH spin-on type
Fuel transfer pump
Electronically controlled unit injectors
No standard instrumentation
Optional, remote instrumentation available
Service meter
Crankcase breather — top mounted
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
Fumes disposal
Trunion front support
Accessory drive — lower LH
Front housing — two-sided
ADEM A3 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
Paint — Cat yellow
Vibration damper and guard
Lifting eyes
Charging alternators
Local speed throttle control
Throttle position sensors
Governor conversion
Coolant regulator conversion
Water level switch gauge
Coolant level sensors and coolant conditioner
Flexible exhaust fitting
Elbows, flange, exhaust adapters
Manifold and mufflers
Flexible fuel lines
Water/fuel separator
Fuel level switch
Remote panel display and remote cylinder temperature display
Gauges and instrument panels
Oil pans and filters
Deep sump oil pan and front sump pan
Front crankshaft adapter
Flywheel stub shaft
Sensors
Shutoff controls
Air starting motors
Electric starting motors
Hydraulic starter
Ether starting aids
Battery sets — 24V
Battery cable and battery rack
