5 Installation at Site
29 of 80
Vitacast / Vitacast Bloc
CAUTION
Aggressive flushing liquid and pickling agent
Damage to the pump!
▷
Match the cleaning operation mode and duration of flushing and pickling to
the casing materials and seal materials used.
5.3.2 Permissible forces and moments at the pump nozzles
No piping-induced forces and moments (from warped pipelines or thermal
expansion, for example) must act on the pump.
5.3.3 Auxiliary connections
DANGER
Risk of potentially explosive atmosphere by mixing of incompatible fluids in the
auxiliary piping
Risk of burns!
Explosion hazard!
▷
Make sure that the barrier fluid or quench liquid are compatible with the fluid
handled.
CAUTION
Failure to use or incorrect use of auxiliary connections (flushing liquid)
Malfunction of the pump!
▷
Use and install any auxiliary connections in such a way that a proper flow is
ensured.
If a shaft seal with flush connection is used, fit the flushing liquid reservoir in the
immediate vicinity of the pump set approximately 1 metre above the pump
centreline. Fluid circulation is ensured by thermosyphon effect or forced circulation.
When mounting the fittings comply with the instructions provided by the fitting
manufacturers.
NOTE
The flushing liquid feed line must be laid with a continuously rising slope towards
the flushing liquid reservoir.
Make sure that the flushing liquid (if any) circulates properly also before starting up
and after switching off the pump (until the pump set comes to a complete stop).
5.4 Enclosure/insulation
DANGER
Risk of potentially explosive atmosphere due to insufficient venting
Explosion hazard!
▷
Make sure the space between the casing cover/discharge cover and the bearing
cover is sufficiently vented.
▷
Never close or cover the perforation of the bearing bracket guards (e.g. by
insulation).
Содержание Vitacast
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