User Manual
Chapter 5 - Electrical Connections 31
Drive relays
To ensure good immunity to interference, install RC filters in parallel with the coils of contactors connected to the drives
potential-free contacts.
5.5.3 Parallel mains AC input connections to more than one drive
Characteristics and limitations
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Drives installed in homogeneous groups must all be of the same model.
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All input chokes must be identical (same specifications and same supplier).
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All drives must receive power simultaneously. In other words they must all share the same switch/line contactor.
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No more than 6 drives must be connected in parallel to the same mains supply.