Technical Data
MAN marine diesel engines D2868 LE4.. / D2862 LE4..
106
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11.3 Engine data of engines for light duty
11.3.1 V8-1000 (D2868 LE426)
Engine model
V8-1000 (D2868 LE426)
Design
V 90
°
Operating principle
4-stroke diesel
Combustion system
Direct injection
Supercharging
1-stage exhaust turbocharging with intercooling and charge-air
control (Waste Gate)
Number of cylinders
8
Bore
128 mm
Stroke
157 mm
Swept volume
16 160 cc
Compression ratio
17 : 1
Operating mode
Up to 1000 operating hours per year at a maximum of 20 % of
time at full load and an average load of 50 %
Rating
D2868 LE426
735 kW / 1000 hp at 2300 rpm
Max. torque
D2868 LE426
3340 Nm at 1300 - 2100 rpm
Ignition sequence DIN 73021
1-5-7-2-6-3-4-8, cylinder arrangement, see page 111
Valve clearance (cold engine)
Intake
0.50 mm
Exhaust
0.80 mm
Fuel system
High-pressure pump
Bosch CP 3.4
Injection system
Common rail
Governor
Electronic Diesel Control
(EDC) - Type EDC 7 C32
Injectors
8-hole nozzles
Engine lubrication
Forced lubrication
Oil change quantity (with filter)
62 litres
Oil filter
2 oil modules, each with 2 oil coolers and one oil separator
Engine cooling system
Liquid cooling
Coolant capacity
85 litres
Coolant temperature
80-90
°
C, short term 95
°
C permissible
Electrical equipment
Starter
24 V; 7.0 KW
Alternator
28 V; 1x 120A or 2x 120A
Содержание D2868 LE426
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