Industrial Diesel Engines - Lesser Regulated & Non-Regulated
Industrial Diesel Engines - Highly Regulated

Cat® 3612 Industrial Diesel Engine

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Overview

The Cat® 3612 Industrial Diesel Engine is offered in ratings ranging from 2980-3700 bkW (3996-4962 bhp) @ 750-1000 rpm. These ratings are non-certified and available for global non-regulated areas. Industries powered by 3616 engines include Construction, Forestry, General Industrial, Material Handling and Mining.

Power Rating

Minimum Power
3996.00 bhp
2980.00 bkW
Maximum Power
4962.00 bhp
3700.00 bkW
Rated Speed
750-1000 rpm

Emission Standards

Emissions
Non-certified

General

Engine Configuration
V-12, 4-Stroke-Cycle Diesel
Bore
280 mm (11 in)
Stroke
300 mm (11.8 in)
Displacement
221.7 L (13527 in³)
Aspiration
Turbocharged Aftercooled
Rotation (from flywheel end)
Counterclockwise

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

Length
4562 mm (180 in)
Width
1704 mm (67 in)
Height
3231 mm (127 in)
Weight, Net Dry (Basic Operating Engine Without Optional Attachments)
25,140 kg (55,300 lb)

Power Rating

Minimum Power
3996.00 HP
2980.00 kW
Maximum Power
4962.00 HP
3700.00 kW
Rated Speed
750-1000 rpm

Emission Standards

Emissions
Non-Certified

General

Engine Configuration
V-12, 4-Stroke-Cycle Diesel
Bore
280 mm (11 in)
Stroke
300 mm (11.8 in)
Aspiration
Turbocharged Aftercooled
Displacement
221.7 L (13527 in³)
Rotation from Flywheel End
Counterclockwise

Engine Dimensions - Approximate

Height
3231 mm (127 in)
Length
4562 mm (180 in)
Weight - Net Dry - Basic Operating Engine Without Optional Attachments
25,140 kg (55,300 lb)
Width
1704 mm (67 in)

General

Bore
11.00 in
280.00 mm
Stroke
11.80 in
300.00 mm
Displacement
13527.00 in³
221.70 l

Engine Dimensions - Approximate

Width
67.00 in
1704.00 mm
Length
180.00 in
4562.00 mm
Height
127.00 in
3231.00 mm
Weight - Net Dry - Basic Operating Engine Without Optional Attachments
55300.00 lb
25140.00 kg

General

Aftertreatment
-

Power Rating

Maximum Torque
30848.00 lb-ft @ 800 rpm
41822.00 Nm @ 800 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

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
  • 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