MTU 20 V 4000 G23, Technical Publication

Page: 46 / 178

Product Summary 41
COOLANT SYSTEM (HT circuit)
Number of cylinders 20 20 20
Coolant temperature (at engine connection: outlet to
cooling equipment) A °C 100 100 100
Coolant temperature after engine, alarm R °C 102 102 102
Coolant temperature after engine, shutdown L °C 104 104 104
Coolant antifreeze content, max. L % 50 50 50
Pressure loss in off-engine cooling system, max.
L bar 0.7 0.7 0.7
COOLANT SYSTEM (LT circuit)
Number of cylinders
20 20 20
Coolant temperature before intercooler (at engine inlet
from cooling equipment) A °C 45 45 45
Coolant antifreeze content, max. L % 50 50 50
Pressure loss in off-engine cooling system, max.
L bar 0.7 0.7 0.7
LUBE-OIL SYSTEM
Number of cylinders 20 20 20
Lube-oil operating temperature before engine, from R °C 88 88 88
Lube-oil operating temperature before engine, to R °C 98 98 98
Lube-oil temperature before engine, alarm R °C 99 99 99
Lube-oil temperature before engine, shutdown L °C 101 101 101
Lube-oil operating pressure before engine, from R bar 5.0 5.0 4.9
Lube-oil operating pressure before engine, to R bar 7.8 7.8 7.7
Lube oil pressure before engine, alarm
R bar
-- -- --
Lube oil pressure before engine, shutdown L bar
-- -- --
FUEL SYSTEM
Number of cylinders 20 20 20
Fuel pressure at engine inlet connection, min. (during
engine starting)
L bar -0.1 -0.1 -0.1
Fuel pressure at engine inlet connection, max. (during
engine starting)
L bar 1.5 1.5 1.5
M015715/00E 06-08 © MTU