8.8
Power supply
8.8.1
Connection to various mains supply networks
This page illustrates all the possible connection variations for different electrical supply networks.
An isolating transformer is always required for 400...480V mains networks without
earth(ground) and for networks with asymmetrical earth(ground).
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AX2040/2070 Product Manual
Electrical Installation
06/2007
BECKHOFF
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208V with 60Hz only
230...480V with 50Hz or 60Hz