S12R-MPTAW
Mitsubishi Marine Engine S12R-MPTAW
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General information
The S12R-MPTAW engine is designed and built in Japan and finished to customer specifications in France in order to deliver performance and reliability. From the combustion chamber design to the fuel injection technology, to the turbocharger and the advanced cooling system. Everything has been perfectly balanced to provide highly reliable operation, optimum fuel consumption and minimized installation footprint. Its maintenance is easy as each cylinder has its own cylinder head, and the engine has large inspection covers on the crankcase. This strength and reliability are ideally suited for propulsion for various types of vessels.
Benefits
- Reliable
- Compact in size
- Economical fuel consumption
- Commonality of parts across the MHIET engine models, simplifies spare part management
Applications
- Ferries
- Tanker
- Tug
Specifications
Cylinder configuration
12/60°V
Total displacement (l)
49.03
Bore x stroke (mm)
170 x 180
Flywheel and housing
SAE 21 / SAE 00
Compression ratio
14.5:1
Dry weight (kg)
5320
Dimensions - L x W x H (mm)
2416 x 1585 x 1807
Method of operation
4-stroke, water-cooled diesel engine, with direct-injection, turbocharger and air-cooler
Cooling method
separate high and low temperature cooling circuit; charge air cooler by closed freshwater system controlled by thermostat (intercooler)