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Start up
8
Start up
Safety information
34
WARNING!
ATEX pump in area at risk from explosion
–
A suitable competent person should check whether the
appropriate installation information from the "Installation
" chapter has been implemented correctly.
–
A "recognised competent person" must check the elec‐
trical installation and in particular the intrinsically safe
electric circuit.
–
Set the opening pressure of the relief valve at a max‐
imum of no more than 1.5 times the rated pressure of
the pump.
WARNING!
Fire hazard with flammable media
Only with combustible media: These may start to burn when
combined with oxygen.
–
During filling and draining of the liquid end, an expert
must ensure that feed chemical does not come into con‐
tact with oxygen.
WARNING!
Hot surface
In event the power end motor is loaded excessively, its sur‐
face may become very hot.
–
Avoid contact.
–
If necessary, mount a guard plate.
WARNING!
Risk of burns with hot feed chemicals
If hot feed chemicals can heat the liquid ends above the per‐
missible surface temperatures, persons can suffer burns
from them.
–
Avoid contact.
–
If necessary, mount a guard plate.
WARNING!
Adjusted pressure switches fail
–
The switching point of the 42 V pressure switch must not
be changed.
–
The ATEX pressure switch must not be reprogrammed.
It could result in overheating of the pump.
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