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Cat® 3512C Industrial Diesel Engine

Maximum Power
1500 hp
Maximum Torque
5259 lb-ft @ 1500 rpm
Emissions
U.S. EPA Tier 2 Equivalent

The Cat® 3512C Industrial Diesel Engine is offered in the following rating: 1120 bkW (1500 bhp) @ 1800 rpm. This rating is U.S. EPA Tier 2 equivalent. 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.

3512C LRC

Features

  • Reliable, Quiet and Durable Power

    World-class manufacturing capability and processes coupled with proven core engine designs assure reliability, quiet operation, and many hours of productive life.

  • Fuel Efficiency

    Fuel consumption optimized to match operating cycles of a wide range of equipment and applications while maintaining low operating costs.

  • Quality

    Every Cat engine is manufactured to stringent quality standards in order to assure customer satisfaction.

  • World-class Product Support Offered Through Global Cat Dealer Network

    • Scheduled maintenance, including SOSSM sample
    • Customer Support Agreements (CSA)
    • Caterpillar Extended Service Coverage (ESC)
    • Superior dealer service network
    • Extended dealer service network through the Cat Industrial Service Distributor (ISD) program

  • World-class Product Support Offered Through Global Cat Dealer Network

    • Scheduled maintenance, including SOSSM sample
    • Customer Support Agreements (CSA)
    • Caterpillar Extended Service Coverage (ESC)
    • Superior dealer service network
    • Extended dealer service network through the Cat Industrial Service Distributor (ISD) program

Specifications

Units for specifications

Power Rating

Maximum Power 1500 hp 1120 kW
Maximum Torque 5259 lb-ft @ 1500 rpm 7130 Nm @ 1500 rpm
Rated Speed 1800 rpm
Minimum Power 1500 hp 1120 kW

Emission Standards

Emissions U.S. EPA Tier 2 Equivalent

General

Engine Configuration V-12, 4-Stroke-Cycle Diesel
Bore 6.7 in 170 mm
Stroke 7.5 in 190 mm
Displacement 3158 in³ 51.8 l
Aspiration Turbocharged Aftercooled
Rotation from Flywheel End Counterclockwise
Aftertreatment -

Engine Dimensions - Approximate

Length 120.8 in 3067 mm
Width 70.3 in 1785 mm
Height 71.1 in 1319 mm
Weight - Net Dry - Basic Operating Engine Without Optional Attachments 13400 lb 6078 kg

Standard Equipment

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