Lenze 9228E - Manual (Page 19)

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4. Drive connections
4.1. Power connections
4.1.1. Mains and motor connection
Caution!
All power terminals carry mains potential up to 5 minutes
after mains disconnection.
The DC-bus terminals +U
G
-U
G
and the PE terminals of the supply
and axis module must be connected by means of busbars
(accessory kit).