Wilo DrainLift WS 40 Einbau- Und Betriebsanleitung Seite 55

6.4.15 Lay the connection cable
Fig. 17: Cable bushings
6.4.16 Fit the chamber cover
Installation and operating instructions Wilo-DrainLift WS 40/50
Installation and electrical connection
Building installation
DANGER
Risk of explosion due to escaping gases at the cable bushing!
An explosive atmosphere can form within the pump chamber. If the cable bushing is
not sealed airtight, the explosive atmosphere can spread into the operating space.
There is a risk of fatal injury due to explosion! Make the cable bushing airtight.
Cable bushings for installation in buildings:
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6 WS...E: 1x M25 + 2x M16
6
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WS...D: 2x M16 + 2x M25
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Route the connection cable to the outside via the cable bushings.
Alternatively, the connection cables can also be routed to the outside via the con-
nection for the cable pipe.
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Do not damage the connection cable (squeeze, bend etc.)!
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To prevent the connection cables from hanging individually in the pump chamber,
tie the connection cables together with cable ties.
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Secure the connection cable on the chain hook for strain relief.
NOTICE! To be able to lift the pump out of the chamber (e.g. for maintenance),
make sure that the connection cables are sufficiently long.
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Lay the connection cable according to the local regulations up to the switchgear or
the socket.
Ground installation
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Attach the connection cable to the tie member and lead it through the cable pipe or
aeration and venting pipe to the outside.
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Do not damage the connection cable (squeeze, bend etc.)!
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To prevent the connection cables from hanging individually in the pump chamber,
tie the connection cables together with cable ties.
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Secure the connection cable on the chain hook for strain relief.
NOTICE! To be able to lift the pump out of the chamber (e.g. for maintenance),
make sure that the connection cables are sufficiently long.
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Lay the connection cable according to the local regulations up to the switchgear or
the socket.
DANGER
Risk of explosion due to escaping gases on the chamber cover!
An explosive atmosphere can form within the pump chamber. If the chamber cover is
not sealed airtight, the explosive atmosphere can spread into the operating space.
There is a risk of fatal injury due to explosion! Insert the gasket correctly into the
chamber cover.
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The chamber cover can be secured against unauthorised opening.
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The chamber cover can be walked on.
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The maximum load of the chamber cover is 200 kg (441 lb).
en
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