D2676 – LE422

MAN Engines & Components

Performance Data:

Characteristics
Cylinders and arrangement 6 cylinders in-line
Operation mode 4-stroke diesel engine, watercooled
Turbocharging Turbocharger charge air intercooler and waste gate
Number of valves 4 valves per cylinder
Fuel system Common Rail direct fuel injection with electronic control
Engine lubrication Closed system with forced feeding, oil cooling and filtering
Type of cooling Heat exchanger with engine and seawater circuit
Engine control Electronic injection control (EDC)
Electronic engine monitoring including diagnostic unit
Fuel DIN EN 590
Technical features
Type designation LE 422
Displacement (l) 12.42
Nominal rating1 (kW (hp)) 478 (650)
Rated speed (rpm) 2,100
Torque at rated speed (Nm) 2,174
Maximum torque (Nm) 2,402
at speed (rpm) 1,200–1,900
Lowest specific fuel consumption (g/kWh) 197
Classifiable
Exhaust gas aftertreatment
Exhaust gas status IMO Tier II
97/68/EC

1) The rating is according to DIN 3046/1

Dimensions
Type designation LE 422
A-Overall width (mm) 986
B-Overall length (mm) 1,795
C-Overall height (mm) 1,096
D-Top of engine to crankshaft (mm) 674
E-Length of engine from front end to edge of flywheel housing (mm) 1,527
Average weight of engine ready for installation (dry | kg) 1,215

For detailed examinations of installation dimensions, please order drawings from our factory.


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