MTU 8V4000Mx4 - Page 58

Model related data (basic design)
(I) Unit Engine-mounted heat
exchanger
Remote heat ex-
changer
Cylinder arrangement: V angle Degrees
(°)
90 90 90 90
Bore mm 170 170 170 170
Stroke mm 210 210 210 210
Cylinder displacement Liters 4.77 4.77 4.77 4.77
Total displacement Liters 38.1 38.1 38.1 38.1
Number of inlet valves per cylinder 2 2 2 2
Number of exhaust valves per cylinder 2 2 2 2
Raw water circuit (open circuit)
(I) Unit Engine-mounted heat
exchanger
Remote heat ex-
changer
Raw water pump: Inlet pressure, min. L bar -0.4 -0.4 -- --
Raw water pump: inlet pressure, max. L bar 1.0 1.0 -- --
Pressure loss in off-engine raw water sys-
tem, max. admissible
L bar 1.0 1.0 -- --
Lube oil system
(I) Unit Engine-mounted heat
exchanger
Remote heat ex-
changer
Lube oil operating temperature before
engine, from
R °C 81 87 81 87
Lube oil operating temperature before
engine, to
R °C 89 95 89 95
Lube oil operating pressure before en-
gine, from
R bar 6.5 6.5 6.5 6.5
Lube oil operating pressure before en-
gine, to
R bar 5.5 5.5 5.5 5.5
Lube oil operating pressure (low idle)
(meas. point: before engine)
R bar 2.1 2.1 2.1 2.1
Fuel system
(I) Unit Engine-mounted heat
exchanger
Remote heat ex-
changer
Fuel pressure at engine inlet connection,
min. (when engine is starting)
L bar -0.1 -0.1 -0.1 -0.1
Fuel pressure at engine inlet connection,
min. (when engine is running)
L bar -0.3 -0.3 -0.3 -0.3
Fuel pressure at engine inlet connection,
max. (when engine is starting)
L bar 1.5 1.5 1.5 1.5
Fuel supply rate, max. – DL R Liters/mi
n
5.5 5.5 7.5 7.5
58 | Technical Data | MS150109/01E 2015-11
TIM-ID: 0000045044 - 001