KVA required for 20 hp manual mill
KVA required for 20 hp manual mill 575 volt manual mill with 15 hp spindle motor and 5 hp feed motor To run off 230 volts with 230/575 3 phase 30 KVA rated transformer be plenty in reality the mill runs just fine off 480 volts regular service but one wouldn t have the full 15 hp available of coursenor the full 5 hp for the feed but then 5 hp for the feed seems