
M 20 C generator set
As a generator set the M20 is available in a 50Hz and 60Hz version. The 50Hz version has an output range from 1,080 kWe (6M20C) to 1,625 kWe (9M20C) at 1,000 revolutions per minute. The output of the 60 Hz version ranges from 970 kWe (6M20C) to 1,450 kWe (9M20C) at 900 revolutions per minute.
For more information about the M20 as a generator set download following documents or visit www.marine.cat.com.
Quick Facts
- kW1020 - 1710
- rpm900 - 1000
- bore200
- stroke300
- g/kW186 - 190
Dimensions and weight

Removal of cylinder liner:
in transverse direction: 2981mm
in longitudinal direction: 3156mm
Nozzle position: ask for availability
Engine with turbocharger at driving end available, ask for dimensions
Design Features

Charging system with a high air excess
Turbocharger casing without water cooling. Safe and reliable.
Engine control stand
All control functions arranged directly on the engine.
Cylinder head
Complex component in nodular cast iron, stiffness from twin-bottom design.
Cooling water ring
Intensive cooling of the cylinder liner where cooling is needed

Cylinder liner with anti-wear ring
Long component life with a piston removal interval of 30,000 h under heavy fuel operation.
Camshaft
Camshaft with individual cylinder sections and integrated non-adjustable cams for injection and valve timing.

Exhaust pipe
Flow optimized pipe design for quick load acceptance.

Piston
First ring with chromium ceramic-plated running surface

Engine block
Firm base for main and camshaft bearings due to inherent rigidity.

Resilient mountain system
Dynamically balanced, highly flexible coupling.