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SPECS SUMMARY

Maximum Rating2500 BHP (1864 bkW)
EmissionsNon-current EPA Tier 2
Displacement3574 in³ (58.6 l)
Minimum Rating2150 BHP (1603 bkW)
Well stimulation operations in the oilfield are complex and demanding. The 3512C (HD) with dynamic gas blending engine for well stimulation operations was specifically developed to lower fuel cost while while meeting the highest standards in performance, 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: 1678-1864 bkW (2250-2500 bhp) @ 1900 rpm meet IMO Tier II, 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.

Specifications

Maximum Rating2500 BHP (1864 bkW)
EmissionsNon-current EPA Tier 2
Displacement3574 in³ (58.6 l)
Minimum Rating2150 BHP (1603 bkW)
Length110.4 in (2804 mm)
Width59.2 in (1504 mm)
Height86.3 in (2192 mm)
Weight14650 lb (6645 kg)
AspirationTurbocharged-Aftercooled
Flywheel and Flywheel HousingSAE No. 0
Flywheel Teeth151
Stroke8.5 in (215 mm)
Bore6.7 in (170 mm)

Benefits and Features

Integration with engine cooling system allows ease of installation and a tighter overall engine package

ADEM A3 engine management system integrates speed control, air/fuel ratio control and ignition/detonation controls into a complete engine management system with integrated digital ignition, engine protection and monitoring

For any petroleum application, trust Caterpillar to meet your project needs with custom factory generator sets and mechanical packages. Cat engines, generators, controls, radiators, and transmissions can be custom designed and matched in collaboration with our local dealers to create unique solutions. Custom packages are globally supported and are covered by a one year warranty after startup.

For any petroleum application, trust Caterpillar to meet your project needs with custom factory generator sets and mechanical packages. Cat engines, generators, controls, radiators, and transmissions can be custom designed and matched in collaboration with our local dealers to create unique solutions. Custom packages are globally supported and are covered by a one year warranty after startup.

Large variety of factory-installed engine attachments reduces packaging time

Every engine is full-load tested to ensure proper engine performance

- More than 2,200 dealer outlets - Cat factory-trained dealer technicians service every aspect of your petroleum engine - Cat parts and labor warranty - Preventive maintenance agreements available for repair-before-failure options - S•O•SSM program matches your oil and coolant samples against Caterpillar set standards to determine: • Internal engine component condition • Presence of unwanted fluids • Presence of combustion by-products • Site-specific oil change interval

- Ownership of these manufacturing processes enables Caterpillar to produce high quality, dependable products. • Cast engine blocks, heads, cylinder liners, front and flywheel housings • Machine critical components • Assemble complete engine

For all your petroleum power requirements, visit www.catoilandgasinfo.com.

For all your petroleum power requirements, visit www.catoilandgasinfo.com.

Standard Equipment

  • Air-to-air aftercooled (ATAAC) (512DW04, 512DW05, 512DW06, 512DW07)
  • Air cleaners (single element w/service indicator)
  • ADEM A3 ECU, LH
  • With electronic fuel injector fuel system (10 amp DC power required to drive electronic engine control module)
  • ATAAC (512DW04, 512DW05, 512DW06, 512DW07)
  • Torque converter connections
  • Thermostats and housing, jacket water pump, gear-driven centrifugal (gear-driven centrifugal pumps)
  • Connections for radiator cooling
  • Dual outlets: 88.9 mm O.D. (3.5 in) elbow hose connections
  • Land Well Service Engine:
  • Offshore 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 — RH
  • Oil pump
  • Oil filter — RH spin-on type
  • Rear sump oil pan, 250-hour change interval
  • Oil pan drain valve, 3/4" NPT female connection
  • Fumes disposal
  • Scavenger pump
  • Trunion front support
  • ATAAC (512DW04, 512DW05, 512DW06, 512DW07)
  • 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
  • ATAAC (512DW04, 512DW05, 512DW06, 512DW07)
  • Single Air inlet shutoff
  • Paint, Cat yellow
  • Vibration damper and guard
  • Lifting eyes

Optional Equipment

  • Air cleaner
  • Remote air inlet adapters
  • Air inlet heater
  • Battery chargers
  • Charging alternators
  • Throttle position sensors
  • Coolant level sensor
  • Coolant conditioner
  • Connections
  • IMO Certification and European Union Certification
  • Flexible exhaust fitting
  • Elbows
  • Flange
  • Flange and exhaust adapters
  • Manifold
  • Mufflers
  • Flexible fuel lines
  • Fuel cooler
  • Fuel priming pumps
  • Water/fuel separator
  • Fuel level switch
  • Engine mount premium panel
  • Remote instrumentation
  • RH oil filters
  • Oil pan accessories
  • Oil pan front sump — 250 hrs
  • High capacity oil pan — 500 hrs
  • Front Accessory Drives
  • Auxiliary Drive Shaft
  • Auxiliary Drive Pulleys
  • Front Stub Shaft
  • Front Crankshaft Adapter
  • Pulleys
  • Corrosion Protection
  • Air starting motors
  • Air pressure regulator
  • Air silencer
  • Hydraulic starter
  • Battery sets— 24V
  • Battery cable