Is this a 3 phase system inside a commercial building? If so then sharing neturals with 3 phases is a common practice. I can't understand why someone would come to a homeowners board to ask about a commercial building.
Yes I am a Pirate, 200 years too late. "Jimmy Buffett"
I agree. A little background would be helpful.
Maybe a profile as well.........:confused:
Sometimes I feel like if I answer any more questions it is like someone trying to climb over a fence to jump off a bridge and me giving them a boost.
Answers based on the 2008 & 2011 NEC.