eric williamson
Member
- Location
- South Carolina
when changing a 3 phase service the phase rotation needs to be the same as it was prior to the work. which leads can be changed and which can not?
phase rotation
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charlie
Senior Member
- Location
- Indianapolis
Re: phase rotation
Changing any two phases will reverse the rotation. The B phase of a 120/240 volt, 3 phase, 4 wire is not permitted to be moved from the B phase position.
I am closing this thread since I see this is a double post.
[ July 30, 2004, 07:05 PM: Message edited by: charlie ]
Changing any two phases will reverse the rotation. The B phase of a 120/240 volt, 3 phase, 4 wire is not permitted to be moved from the B phase position.
I am closing this thread since I see this is a double post.
[ July 30, 2004, 07:05 PM: Message edited by: charlie ]
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