3512C HD SCAC Land Well Service Engine

Well Service Engines 3512C

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Key Specs

Emissions
Non-current EPA Tier 2 and China Stage III
Non-current EPA Tier 2 and China Stage III
Displacement
58.6 l
3596 l
Length
113.8 in
2880 mm

Overview

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, 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.

Product Specifications for 3512C

Displacement 58.6 l 3596 l
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 Non-current EPA Tier 2 and China Stage III Non-current EPA Tier 2 and China Stage III
Length 113.8 in 2880 mm
Width 64.2 in 1630 mm
Height 86.1 in 2185 mm
Weight 14145 lb 6416 kg

3512C Standard Equipment

Air Inlet System

  • Heavy-duty air cleaners (dual element/service indicator)
  • Four center-mounted turbochargers

Control System

  • Cat® ADEM A3 ECU — LH
  • With electronic fuel injector fuel system (10 amp DC power required to drive electronic engine control module)

Cooling System

  • Separate Circuit SCAC system
  • Torque converter connections
  • Thermostats and housing, jacket and separate circuit water pump, gear-driven centrifugal

Exhaust System

  • Land well service engine

Flywheel and Flywheel Housings

  • Flywheel, SAE No. 0, 151 teeth
  • Flywheel housing, SAE No. 0

Fuel System

  • Primary fuel filter
  • Fuel priming pump
  • Fuel filter — RH spin-on type
  • Fuel transfer pump
  • Electronically controlled unit injectors

Instrumentation

  • No standard instrumentation
  • Optional, remote instrumentation available
  • Service meter

Lube System

  • 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

Mounting System

  • Trunion front support

Power Take-Offs

  • Accessory drive — lower LH
  • Front housing — two-sided

Protection System

  • 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

General

  • Paint — Cat yellow
  • Vibration damper and guard
  • Lifting eyes

3512C Optional Equipment

Charging System

  • Charging alternators

Control System

  • Local speed throttle control
  • Throttle position sensors
  • Governor conversion

Cooling System

  • Coolant regulator conversion
  • Water level switch gauge
  • Coolant level sensors and coolant conditioner

Exhaust System

  • Flexible exhaust fitting
  • Elbows, flange, exhaust adapters
  • Manifold and mufflers

Fuel Systems

  • Flexible fuel lines
  • Water/fuel separator
  • Fuel level switch

Instrumentation

  • Remote panel display and remote cylinder temperature display
  • Gauges and instrument panels

Lube System

  • Oil pans and filters
  • Deep sump oil pan and front sump pan

Power Take-Offs

  • Front crankshaft adapter
  • Flywheel stub shaft

Protection System

  • Sensors
  • Shutoff controls

Starting System

  • Air starting motors
  • Electric starting motors
  • Hydraulic starter
  • Ether starting aids
  • Battery sets — 24V
  • Battery cable and battery rack

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