Number of cylinders 12
Displacement, total Liters 23.88
Number of inlet valves per cylinder 2
Number of exhaust valves per cylinder 2
Raw water circuit (open circuit)
Number of cylinders 12
Raw water pump: Inlet pressure, min. L bar -0.2
Raw water pump: inlet pressure, max. L bar +0.5
Pressure loss in engine-external raw water system, max. L bar 1.0
Lube oil system
Number of cylinders 12
Lube oil operating temperature before engine, from R °C 70
Lube oil operating temperature before engine, to R °C 75
Lube oil operating pressure before engine, from R bar 7.4
Lube oil operating pressure before engine, to R bar 7.9
Lube oil operating pressure (low idle) (meas. point: before engine) R bar 3.5
Fuel system
Number of cylinders 12
Fuel pressure at engine inlet connection, min. (when engine is starting) L bar -0.3
Fuel pressure at supply connection to engine, min. (when engine is run‐
ning)
L bar -0.3
Fuel pressure at supply connection to engine (when engine is starting),
max.
L bar +0.5
Fuel supply flow, max. R Liters/min 2.3
General operating data
Number of cylinders 12
Firing speed, from R rpm 100
Firing speed, to R rpm 120
Starter (electric)
Number of cylinders 12
Rated starter voltage (standard design) R V= 24
Starting equipment (with compressed air/hydraulic starter motor)
Number of cylinders 12
Starting-air pressure before starter motor, min. R bar 21
Starting-air pressure before starter motor, max. R bar 30
88 | Technical Data | MW15550/06E 2012-02
TIM-ID: 0000010617 - 002
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