Avoid bearing currents
Instruction handbook bmaXX 5000
Document No.: 5.09021.19 Baumüller Nürnberg GmbH
146
of 346
7.10
Installation of toroidal cores
h The three phases without shielding and without PE must be lead through the cores.
The cores must be installed and attached near the motor connection of the 5000.
h When using toroidal cores it is further recommended to use current isolated bearings
on the nondrive end for synchronous/asynchronous main drives sizes 180 and higher.
Figure 68: Mounting - single ring core Figure 69: Mounting - several ring cores
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