
FC 300 Operating Instructions
Safety Instructions and General Warning
IT Mains
IT Mains
Do not connect 400 V units with RFI-filters to mains supplies
with a voltage between phase and earth of more than 440 V.
For IT mains and delta earth (grounded leg), mains voltage
may exceed 440 V between phase and earth.
Par. 14-50
RFI 1
can be used to disconnect the internal RFI capacities from the intermediate circuit.
9
MG.33.A2.02 - VLT is a registered Danfoss trademark