I have an inspector that has sited a code to me that states I can not run 2 4/0 thhn to the eqipment .
the facts Service 400 amps disconect and fussed at 300 amps and Im feeding off load side with paralell 4/0 thhn cu to feed a piece of eqipment rated at 300amps . He said we are not able to do this , what code artical will support me to do this and show him this is ok ? in lu of say running 350mcm cu to feed the unit .
the facts Service 400 amps disconect and fussed at 300 amps and Im feeding off load side with paralell 4/0 thhn cu to feed a piece of eqipment rated at 300amps . He said we are not able to do this , what code artical will support me to do this and show him this is ok ? in lu of say running 350mcm cu to feed the unit .