3.18.5.4Strainer
Foreign particles can seriously damage the pump. Avoid the entry of these particles by installing a strainer.
•When selecting the strainer attention should be given to the size of the openings so that pres- sure losses are minimised. The
•Install the strainer in such a way that maintenance and cleaning are possible.
•Make sure that the pressure drop in the strainer is calculated with the right viscosity. Heat the strainer if necessary to reduce viscosity and pressure drop.
For the maximum allowable particle size see section 3.15.
3.18.6 Secondary piping
For dimensions of connections and plugs see chapter 6.0.
3.18.6.1Drain lines
The pump is provided with a drain plug.
2x Be | Bb |
Ba
3.18.6.2 Heating jackets
1. S-type jackets
The
The connection can be done by threaded pipes or pipe connections with sealing in the thread (conical thread applying ISO 7/1) or sealed outside the thread by means of flat gaskets (cylindrical thread applying ISO 228/1). Thread type see section 3.21.7.
S-jacket on the pump cover
dk dk
2xBl
dh |
dg |
ma | zg | zh | 2xBf |
|
|
| dl |
BhBg
2. T-type jackets
The
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