Westfalia OSD 6-91-067 Instruction Manual page 37

Westfalia Separator
Mineraloil Systems GmbH
2058-9001-101 / 0506
Operating principles of the separator
Fig. 52
1 Dirty oil feed
2 Clean oil discharge
3 Displacement water
4 Pressure switch (clean oil)
5 Pressure switch (water discharge)
6 Throttle
7 Regulating ring
8 Control unit
9 Sensing liquid pump (dirty water)
10 Centripetal pump (clean oil)
The fuel or lube oil is conveyed to the separator via a separate pump.
The product is fed in through a closed line system (1).
The dirty water is discharged by sensing liquid pump (9) via a throttle (6).
The clarified clean oil is discharged (2) under pressure by centripetal pump (10).
The bowl is automatically opened and closed for desludging at full bowl speed
by means of a remote controlled solenoid valve (17) in the operating water line.
The opening time of the solenoid valve is up to 2 seconds.
The control and monitoring unit (8) guarantees unmanned operation.
11 Separating disk
12 Solids holding space
13 Dirty water discharge
14 Operating water discharge
15 Solids discharge
16 Operating water feed
17 Solenoid valve block
37