10
insTAllATiOn direcTiVe
N45 MNA M10
N67 MNA M15
MAY 2006
4. TECHNICAL DATA FOR INSTALLATION
n45 MnA M10
n67 MnA M15
Combustion and ventilation air when underway
Static vacuum allowed downstream of the air filter
kPa
mmH
2
O
≤
3,5
≤
350
Combustion air flow rate
m
3
/h
≥
340
≥
510
Engine room ventilation air flow rate (excluding combustion air)
m
3
/h
≥
1960
≥
1960
Static vacuum allowed in the engine room
kPa
mmH
2
O
≤
0,1
≤
10
Temperature allowed in the engine room
°C
≤
45
Temperature increase in the engine room to ext. temperature
°C
≤
15
Exhaust gas discharge
Allowed static back pressure
kPa
mmH
2
O
≤
7
≤
700
Exhaust gas temperature at maximum power (turbocharger inlet) °C
700
720
Flow rate at maximum power
kg/h
400
590
Outer diameter of exhaust mixed with sea water
mm
inches
127,5
5
Fuel supply
Transfer pump delivery at maximum rpm
l/h
140
Flow rate return to tank
l/h
120
Fuel temperature
°C
≤
60
Inner diameter, intake pipe
mm
≥
8
Inner diameter, return pipe
mm
≥
8
Thread on pre-filter junctions
M
14 x 1,5
Free height below filter to replace filter
mm
≥
30
Allowed intake vacuum
kPa
mmH
2
O
≤
15
≤
1500
Allowed on tank return pipe back pressure
kPa
mmH
2
O
≤
10
≤
1000
Open sea water cooling line
Intake pipeline diameter
mm
inches
34,6
1,36
Pump delivery at maximum rpm
l/h
8600
Sea water pump height above sea level
m
≤
2
Allowed intake vacuum
kPa
mmH
2
O
≤
20
≤
2000
Discharge pipeline diameter (only if dry gas exhaust)
mm
inches
45
1,77
Allowed engine inclination angles
Maximum longitudinal in continuous operation ( dynamic) degrees/360
+20
Maximum transverse in continuous operation ( dynamic)
degrees/360
± 22 30’
Longitudinal for oil level check with standard dipstick
degrees/360
0 to +6
