Motor chokes allow to limit the dv/dt at the motor terminals to:
>> 500 V/us for 200…400 V and 380…480 V three-phase line supplies.
>> 1000 V/us for 500…690 V three-phase line supplies.
{}
>> 500 V/us for 200…400 V and 380…480 V three-phase line supplies.
>> 1000 V/us for 500…690 V three-phase line supplies.