Caterpillar C280

The Caterpillar C280 is a family of diesel internal combustion engines made by Caterpillar. The engine is 18.5 liters per cylinder in displacement. The cylinder size is 11.02 x 11.81 in. bore/stroke. The engine can produce 2400-7600 horsepower at 900 RPM. The peak torque occurs at an engine speed of 800 RPM. The engine weighs over ten tonnes. The Cat C280 is often used in locomotives and freight-class ships.

Caterpillar C280 [1]
Overview
Manufacturer	Caterpillar Incorporated
Layout
Configuration	Inline 6, V8, V12, V16
Displacement	18,500 cubic centimetres (1,129 in3) per cylinder
Cylinder bore	280 millimetres (11.02 in)
Piston stroke	300 millimetres (11.81 in)
Compression ratio	15.3:1 (Propulsion) 12.6:1, 13:1 (Generator)
RPM range
Idle speed	250
Max. engine speed	1000
Combustion
Turbocharger	Double or Quad
Fuel system	Unit injection
Management	Electronic
Fuel type	Diesel
Oil system	Wet sump
Cooling system	Water cooled
Output
Power output	up to 5,670 kilowatts (7,604 hp) @ 1000 rpm (marine/military rating)
Torque output	12,100 newton-metres (8,925 lbf⋅ft) @ 800 rpm
Dimensions
Dry weight	up to 32.75 tonnes (32.233 long tons; 36.101 short tons)
Emissions
Emissions target standard	EPA IV or IMO III
Emissions control systems	Exhaust gas recirculation
Chronology
Predecessor	Caterpillar 36 series engine

Caterpillar CG260 [2]
Overview
Manufacturer	Caterpillar Incorporated
Layout
Configuration	Inline 6, V8, V12, V16
Displacement	18,000 cubic centimetres (1,098 in3) per cylinder
Cylinder bore	260 millimetres (10.24 in)
Piston stroke	320 millimetres (12.60 in)
Compression ratio	12:1
RPM range
Idle speed	320
Max. engine speed	1000
Combustion
Turbocharger	Quad
Fuel system	Unit injection
Management	Electronic
Fuel type	Natural gas Biogas Gasoline
Oil system	Wet sump
Cooling system	Water cooled
Output
Power output	up to 4,500 kilowatts (6,035 hp) @ 1000 rpm (marine/military rating)
Torque output	10,700 newton-metres (7,892 lbf⋅ft) @ 850 rpm
Dimensions
Dry weight	up to 32.75 tonnes (32.233 long tons; 36.101 short tons)
Emissions
Emissions target standard	EPA IV or IMO III
Chronology
Predecessor	Caterpillar 36 series engine