Wartsila ?31DF Series Product Manual page 107

Wärtsilä 31DF Product Guide
● Sludge pump
● Control cabinets including motor starters and monitoring
Fig 6-9
6.4.4.3 Separator feed pumps (1P02)
Feed pumps should be dimensioned for the actual fuel quality and recommended throughput
of the separator. The pump should be protected by a suction strainer (mesh size about 0.5
mm)
An approved system for control of the fuel feed rate to the separator is required.
Design data:
Design pressure
Design temperature
Viscosity for dimensioning electric motor
DBAE248994
Fuel transfer and separating system (V76F6626G)
HFO
0.5 MPa (5 bar) 0.5 MPa (5 bar)
100°C
1000 cSt 100 cSt
6. Fuel Oil System
MDF
50°C
6-23