Caterpillar C32
| Caterpillar C32[1] | |
|---|---|
 Caterpillar C32 engine | |
| Overview | |
| Manufacturer | Caterpillar Inc. |
| Production | 2006- |
| Layout | |
| Configuration | Four-stroke V12 |
| Displacement | 32,100 cubic centimetres (1,959 in3) |
| Cylinder bore | 145 millimetres (5.709 in) |
| Piston stroke | 162 millimetres (6.378 in) |
| Cylinder block material | Iron |
| Cylinder head material | Iron |
| Compression ratio | 15.3:1 |
| RPM range | |
| Idle speed | 545 |
| Max. engine speed | 2350 |
| Combustion | |
| Turbocharger | Twin turbocharged |
| Management | Electronic (ACERT) with mechanical failsafe |
| Oil system | Wet sump |
| Output | |
| Power output | 1,491 kilowatts (1,999 hp) @ 2200 rpm (marine/military rating) |
| Torque output | 7,500 newton-metres (5,532 lbf⋅ft) @ 1300-1800 rpm |
| Dimensions | |
| Dry weight | 3,145 kilograms (6,934 lb) |
| Emissions | |
| Emissions target standard | EPA T4, Euro V or IMO 3 |
| Emissions control systems | |
| Chronology | |
| Predecessor | Caterpillar 34 series engine |
| Successor | Caterpillar C32B |
The Caterpillar C32 is a V12 diesel engine made by Caterpillar Inc. The engine displacement is 32.1 liters (1959 cubic inches). The cylinder size is 5.71 inches x 6.38 inches bore/stroke. The engine can produce up to 1900 horsepower at 2300 rpm. The peak torque of 5532 lb-ft occurs at an engine speed of 1300 to 1800 RPM. The engine weighs over three tons at 6780 pounds. The C32 is used in CAT equipment including the 777G mining truck and the D11T bulldozer. It is also sold for use in rail[2] and marine applications, and for other industrial applications such as crushers, pumps, and drills.[3]
Caterpillar C32B
| Caterpillar C32B[4] | |
|---|---|
| Overview | |
| Manufacturer | Caterpillar Inc. |
| Production | 2020-present |
| Layout | |
| Configuration | Four-stroke V12 |
| Displacement | 32,100 cubic centimetres (1,959 in3) |
| Cylinder bore | 145 millimetres (5.709 in) |
| Piston stroke | 162 millimetres (6.378 in) |
| Valvetrain | DOHC |
| Compression ratio | 15.3:1 |
| RPM range | |
| Idle speed | 545 |
| Max. engine speed | 2400 |
| Combustion | |
| Turbocharger | Quad |
| Fuel system | Unit injection (see management) |
| Management | Electronic (ACERT) with mechanical failsafe |
| Fuel type | Diesel |
| Oil system | Wet sump |
| Cooling system | Water cooled |
| Output | |
| Power output | 1,805 kilowatts (2,421 hp; 2,454 PS) @ 2400 rpm (marine/military rating) |
| Torque output | 7,500 newton-metres (5,532 lbf⋅ft) @ 1300-2400 rpm |
| Dimensions | |
| Dry weight | 3,400 kilograms (7,500 lb) |
| Emissions | |
| Emissions target standard | EPA T3, Euro III or IMO 2 |
| Emissions control systems | |
| Chronology | |
| Predecessor | Caterpillar C32 |
The Caterpillar C32B is a V12 diesel engine made by Caterpillar Inc. The engine displacement is 32.1 liters (1959 cubic inches). It is normally painted in grey. The cylinder size is 5.71 inches x 6.38 inches bore/stroke. The C32B is the most power-dense high-speed diesel engine[note 1] of Caterpillar. The engine can produce up to 2433 marine horsepower at 2300 rpm.[5] The peak torque of 5532 lb-ft occurs at an engine speed of 1300 to 1800 RPM. The engine has an iron block, painted in grey. The engine weighs over three tons at 7500 pounds. The C32B is used in marine and military applications.
Notes
- ^ To see what speed range is considered high speed, see:High-speed diesel engine.
References
- ^ "Marine Power Systems". Caterpillar. Retrieved 3 April 2022.
- ^ "EffiShunter 1000". CZ LOKO. Archived from the original on 2 March 2017. Retrieved 1 February 2017.
- ^ "Specifications". M/Y d'Angleterre II. 2010.
- ^ "C32B". Caterpillar. 2020. Retrieved 2023-03-02.
- ^ "Caterpillar Marine C32B 2433hp. It's a super-power!". Powertrain - Diesel International. 2021-01-21. Retrieved 2023-04-19.
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