9 Electrical installation
WARNING!
Danger of electric shock
A mains voltage may exist inside the device.
– Before any work, disconnect the device's mains
cable from the mains.
WARNING!
Risk of electric shock
This pump is supplied with a grounding conductor and a
grounding-type attachment plug.
– To reduce the risk of electric shock, ensure that it is
connected only to a proper grounding-type recep‐
tacle.
WARNING!
Risk of electric shock
In the event of an electrical accident, the pump must be
quickly disconnected from the mains.
– Install an emergency cut-off switch in the pump
power supply line or
–
Integrate the pump in the emergency cut-off man‐
agement of the system and inform personnel of the
isolating option.
WARNING!
Danger of electric shock
Incompletely installed electrical options can allow mois‐
ture into the inside of the housing.
– Knock-out openings in the pump housing must be
equipped with matching modules or be sealed in a
leak-tight manner.
WARNING!
Danger of electric shock
A mains voltage may exist inside the pump housing.
– If the pump housing has been damaged, you must
disconnect it from the mains immediately. It may
only be returned to service after an authorised
repair.
CAUTION!
Risk of short circuiting caused by moist pins
No moisture must reach the pins of the PROFIBUS
®
jack.
– A suitable PROFIBUS
®
plug or protective cap must
be screwed onto the PROFIBUS
®
jack.
Electrical installation
33
To Next Page