does a 3 kva control transformer need to be grounded to cold water pipe and building structure
G gtrojas Member Jan 7, 2004 #1 does a 3 kva control transformer need to be grounded to cold water pipe and building structure
B bennie Esteemed Member Jan 7, 2004 #2 Re: 3kva tramformer There will be a lot of opposing opinions but yes you can operate a control circuit ungrounded. 250.21
Re: 3kva tramformer There will be a lot of opposing opinions but yes you can operate a control circuit ungrounded. 250.21
