Sorry if this is a repeated subject.
Need to install a step up transformer. Its a 240v delta to 480 volt delta. The building has 240 volt 3phase with the high leg. Its a 45 kva transformer that will run two 3 phase machines. Does the one corner of the secondary transformer need to be gounded . What happens if you dont.
Need to install a step up transformer. Its a 240v delta to 480 volt delta. The building has 240 volt 3phase with the high leg. Its a 45 kva transformer that will run two 3 phase machines. Does the one corner of the secondary transformer need to be gounded . What happens if you dont.