US
Metric

Overview

The Cat® 3512B Industrial Diesel Engine is offered in ratings ranging from 1119-1231 bkW (1500-1650 bhp) @ 1800 rpm. These ratings are non-certified and are available for global non-regulated areas. Industries and applications powered by 3512B 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.

Power Rating

Minimum Power
1500.00 bhp
1119.00 bkW
Maximum Power
1650.00 bhp
1231.00 bkW
Rated Speed
1800 rpm

Emission Standards

Emissions
Non-certified

General

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

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

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

Power Rating

Minimum Power
1500.00 HP
1119.00 kW
Maximum Power
1650.00 HP
1231.00 kW
Rated Speed
1800 rpm

Emission Standards

Emissions
Non-Certified

General

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

Engine Dimensions - Approximate

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

General

Bore
6.70 in
170.00 mm
Stroke
7.50 in
190.00 mm
Displacement
3158.00 in³
51.80 l

Engine Dimensions - Approximate

Length
120.80 in
3067.00 mm
Height
71.10 in
1806.00 mm
Width
70.30 in
1785.00 mm
Weight - Net Dry - Basic Operating Engine Without Optional Attachments
13400.00 lb
6078.00 kg

General

Aftertreatment
-

Power Rating

Maximum Torque
5296.00 lb-ft @ 1450 rpm
7180.00 Nm @ 1450 rpm
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
Standard Equipment
  • 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
  • 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
  • Fuel System
    • 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.
  • 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
  • Starting System
    • Starting switch
  • General
    • Vibration damper
    • Lifting eyes
    • Paint: Caterpillar yellow, with optional colors available at request