C78 ENT M50INSTALLATION INSTRUCTIONS
6
FEBRUARY 2003 EDITION
TECHNICAL DATA FOR INSTALLATION
Engine intake and ventilation air when underway
Static vacuum allowed downstream of the air filter kPa ≤ 3
mmH
2
O ≤ 300
Engine air intake flow rate m
3
/h ≥ 1785
Engine room ventilation air flow rate m
3
/h ≥ 9000
Static vacuum allowed in the engine room kPa ≤ 0,1
mmH
2
O ≤ 10
Temperature allowed in the engine room °C ≤ 50
Exhaust gas discharge
Optimum static back pressure kPa ≤ 7
mmH
2
O ≤ 700
Allowed static back pressure kPa ≤ 10
mmH
2
O ≤ 1000
Temperature at maximum power °C 480
Flow rate at maximum power Kg/h 1900
Riser outer diameter mm (inches) 153 (6)
Dry exhaust outer diameter mm (inches) 114 (4,5)
Diameter of circumference of distance between 6 locking holes mm (inches) 150 (5,9)
Fuel supply
Transfer pump delivery at maximum rpm Kg/h ≤ 88
Flow rate return to tank kg/h ≤ 12
Fuel temperature to allow maximum power °C ≤ 78
Inner diameter, intake pipe mm 8
Inner diameter, return pipe mm 8
Thread on pre-filter junctions M 14 x 1,5
Thread on engine junctions inches UIC 1/2
Open sea water cooling line
Intake pipeline diameter mm (inches) 60 (2,36)
Pump delivery at maximum rpm l/h 17500
Sea water pump height above sea level m ≤ 2
Allowed intake vacuum kPa 20
mmH
2
O 2000
Discharge pipeline diameter mm (inches) 50 (2)
Inverter oil heat exchanger
thread on engine junctions inches UIC 1/2
Angle of inclination of the engine under continuous operation conditions
Longitudinal (static + dynamic) degrees/360 ≤ 25
Starboard side or port side (static + dynamic) degrees/360 ≤ 22,5