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Cat® industrial engines are ready for your application. These engines deliver the unsurpassed reliability, durability, fuel efficiency, and low cost of ownership you have come to expect from Caterpillar. And our world-class product support will never let you down. All this adds up to a powerful advantage for you. Every Cat industrial diesel and gas engine comes with 75 years of engine experience. Our world-class product line of high-speed and medium-speed industrial engines in a wide range of applications offer power solutions for the most demanding installations and the harshest environments. With power options from 8.2 to 6,100 bkW (11 to 8,180 bhp), Cat industrial diesel and gas engines offer the widest power range in the industry.

Cat® 3512 Industrial Diesel Engine

The Cat® 3512 Industrial Diesel Engine is offered in ratings ranging from 761-1119 bkW (1020-1500 bhp) @ 1200-1800 rpm. These ratings are non-certified and available for global non-regulated areas. Industries and applications powered by 3512 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.

  • Specification Summary

  • Maximum Power 1119 kW
  • Maximum Torque 6210 Nm @ 1400 rpm
  • Rated Speed 1200-1800 rpm
  • Minimum Power 761 kW

Product Details

Power Rating

Maximum Power 1119 kW
Maximum Torque 6210 Nm @ 1400 rpm
Rated Speed 1200-1800 rpm
Minimum Power 761 kW

Emission Standards

Emissions Non-Certified

General

Engine Configuration V-12, 4-Stroke-Cycle Diesel
Bore 170 mm
Stroke 190 mm
Displacement 51.8 l
Compression Ratio 13.0:1
Aspiration Turbocharged Aftercooled
Rotation from Flywheel End Counterclockwise
Aftertreatment -

Engine Dimensions - Approximate

Length 2676 mm
Width 1704 mm
Height 1720 mm
Weight - Net Dry - Basic Operating Engine Without Optional Attachments 6078 kg
  • Air Inlet System
    •  Aftercooler core, corrosion resistant coated (air side)
    •  Air cleaner. Regular duty, dry, panel type with service indicators, turbocharger, jacket water aftercooled.
    •  Turbocharger, rear mounted
    •  Jacket water aftercooled
  • Control System
    •  Governor, RH, 3161 with self contained synthetic oil sump
    •  Air-fuel ratio control
    •  Mechanical speed control, without torque control
    •  Governor control
    •  Positive locking
  • Governor, RH, 3161 with self contained synthetic oil sump
    • Air-fuel ratio control
      • Mechanical speed control, without torque control
        • Governor control
          • Positive locking
            • Cooling System
              •  Thermostats and housing
              •  Jacket water pump, centrifugal
            • Exhaust System
              •  Exhaust manifold, dry
            • Flywheels and Flywheel Housing
              •  SAE No. 00 flywheel
              •  183 flywheel teeth
              •  SAE No. 00 flywheel housing
            • SAE No. 00 flywheel
              • 183 flywheel teeth
                • SAE No. 00 flywheel housing
                  • Fuel System
                    •  Fuel filter, with service indicators, cartridge type with RH service
                    •  Fuel transfer pump
                  • Fuel filter, with service indicators, cartridge type with RH service
                    • Fuel transfer pump
                      • Instrumentation
                        •  Instrument Panel, RH
                        •  Engine oil pressure gauge
                        •  Fuel pressure gauge
                        •  Oil filter differential gauge
                        •  Jacket water temperature gauge
                        •  Service meter, electric
                        •  Tachometer
                      • Lube System
                        •  Crankcase breather, top mounted
                        •  Oil cooler
                        •  Oil filler
                        •  Oil dipstick
                        •  Oil pump
                        •  Oil filter, cartridge type with RH service
                        •  Shallow oil pan
                        •  Fumes disposal (not installed)
                      • Mounting System
                        •  Rails, mounting, engine length, 254 mm (10 in), industrial-type, C-channel.
                      • Rails, mounting, engine length, 254 mm (10 in), industrial-type, C-channel.
                        • Power Take Off
                          •  Accessory drive, upper RH
                          •  Front housing, single sided
                        • Protection System
                          •  Junction box
                          •  Manual shutoff, RH
                          •  Safety shutoff protection, energized to shutdown
                          •  Low oil pressure, low idle 69 kPa (10 psi); high idle 207 kPa (30 psi)
                          •  Water temperature
                          •  Overspeed
                          •  3161 governor solenoid energized to shutdown
                        • Junction box
                          • Manual shutoff, RH
                            • Safety shutoff protection, energized to shutdown
                              • Low oil pressure, low idle 69 kPa (10 psi); high idle 207 kPa (30 psi)
                                • Water temperature
                                  • Overspeed
                                    • 3161 governor solenoid energized to shutdown
                                      • Starting System
                                        •  Starting switch
                                      • Starting switch
                                        • General
                                          •  Vibration damper
                                          •  Lifting eyes
                                          •  Paint: Caterpillar yellow, with optional colors available at request
                                        • Vibration damper
                                          • Lifting eyes
                                            • Paint: Caterpillar yellow, with optional colors available at request

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