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Overview

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.

Power Rating

Units:
Minimum Power 1500.0 bhp 1120.0 bkW Less
Maximum Power 1500.0 bhp 1120.0 bkW Less
Rated Speeds 1800 rpm 1800 rpm Less

Emission Standards

Emissions U.S. EPA Tier 2 Equivalent U.S. EPA Tier 2 Equivalent Less

General

Engine Configuration V-12, 4-Stroke-Cycle Diesel V-12, 4-Stroke-Cycle Diesel Less
Bore 170 mm (6.7 in) 170 mm (6.7 in) Less
Stroke 190 mm (7.5 in) 190 mm (7.5 in) Less
Displacement 51.8 L (3158 in³) 51.8 L (3158 in³) Less
Aspiration Turbocharged Aftercooled Turbocharged Aftercooled Less
Rotation (from flywheel end) Counterclockwise Counterclockwise Less

Engine Dimensions (Approximate. Final dimensions dependent on selected options)

Length 3067 mm (120.8 in) 3067 mm (120.8 in) Less
Width 1785 mm (70.3 in) 1785 mm (70.3 in) Less
Height 1806 mm (71.1 in) 1806 mm (71.1 in) Less
Weight, Net Dry (Basic Operating Engine Without Optional Attachments) 6078 kg (13,400 lb) 6078 kg (13,400 lb) Less

Emissions

Meets U.S. EPA Tier 2 equivalent emission standards. Available using U.S. EPA Flexibility, and for other global regulated and non-regulated areas.

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 S•O•SSM 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

3512C 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

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