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Cat® 3512C Industrial Diesel Engine

For your largest power needs in any environment, Cat® 3512C Industrial Diesel Engines offer the unsurpassed performance and durability your customers need to keep their industrial applications and operations running. They deliver high power output, proven reliability and excellent fuel efficiency. These engines maintain low operating costs to keep your customers profitable for years to come. Industries and applications powered by 3512C engines include Bore/Drill Rigs, Chippers/Grinders, Construction, Cranes, Dredgers, Forestry, General Industrial, Material Handling, Mining, Mobile Earthmoving Equipment, Pumps, Shovels/Draglines, Surface Hauling Equipment and Trenchers. The 3512C engine, with a rating of 1120 bkW (1500 bhp) @ 1800 rpm, is U.S. EPA Tier 2 equivalent. It is available using U.S. EPA Flexibility, and for other regulated and non-regulated areas.

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  • Emission Standards
    Emissions
    U.S. EPA Tier 2 Equivalent
  • Engine Dimensions - Approximate
    Height
    71.1 in
    Length
    120.8 in
    Weight - Net Dry - Basic Operating Engine Without Optional Attachments
    13400 lb
    Width
    70.3 in
  • General
    Aftertreatment
    -
    Aspiration
    Turbocharged Aftercooled
    Bore
    6.7 in
    Displacement
    3158 in³
    Engine Configuration
    V-12, 4-Stroke-Cycle Diesel
    Rotation from Flywheel End
    Counterclockwise
    Stroke
    7.5 in
  • Power Rating
    Maximum Power
    1500 hp
    Maximum Torque
    5259 lb-ft @ 1500 rpm
    Minimum Power
    1500 hp
    Rated Speed
    1800 rpm
Air Inlet System
  • Air to Air Aftercooled (ATAAC)
  • Two turbochargers, rear mounted
Control System
  • Electronic Engine Control, RH
Cooling System
  • Thermostats and housing
  • Gear driven centrifugal jacket water pump
  • Connections for radiator cooling
Exhaust System
  • Exhaust manifold, dry
  • Two turbochargers with watercooled bearings
  • Two exhaust outlets, 203 mm (8 in) round flange
Flywheels and Flywheel Housing
  • SAE No. 00 flywheel (183 teeth)
  • SAE No. 00 flywheel housing
Fuel System
  • Fuel filter, LH spin-on type
  • Fuel transfer pump
  • Electronically controlled unit injectors
Instrumentation
  • No standard instrument or gauge panel
Lube System
  • Crankcase breather, top mounted
  • Oil cooler
  • Oil filler and dipstick, LH
  • Oil pump
  • Oil filter, LH, spin-on type
  • Oil pan
Mounting System
  • Trunnion front support
Power Take Off
  • Front housing, two sided
Protection System
  • ECM monitoring 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
Starting System
  • Dual 24V electric starting motor
General
  • Vibration damper
  • Lifting eyes
  • Paint: Caterpillar yellow