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
75
Lube-oil operating temperature before engine, to
R °C
80
Lube oil operating pressure before engine, from
R bar
7.7
Lube oil operating pressure before engine, to
R bar
8.2
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
2.7
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 air 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
76 | Technical Data | MW15550/06E 2012-02
TIM-ID: 0000003083 - 002
Summary of Contents for 12 V 2000 M50A
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Page 22: ...22 General Information MW15550 06E 2012 02 TIM ID 0000002178 005 ...
Page 23: ...Lube oil system covers MW15550 06E 2012 02 General Information 23 TIM ID 0000002178 005 ...
Page 24: ...24 General Information MW15550 06E 2012 02 TIM ID 0000002178 005 ...
