P pct_elect Member Jun 17, 2005 #1 Is it OK (legal) to transition from RNC to RMC to take advantage of the 20' vertical riser while running a header in the overhead to drop to a control panel in the middle of the floor? I don't see anything against it but was wondering.
Is it OK (legal) to transition from RNC to RMC to take advantage of the 20' vertical riser while running a header in the overhead to drop to a control panel in the middle of the floor? I don't see anything against it but was wondering.
iwire Moderator Staff member Location Massachusetts Jun 17, 2005 #2 Re: 344.30(B)(3) I do not see why not as long as the RMC is properly supported at the top before the transition to RNC. Also you would have to make sure the RMC is adequately bonded.
Re: 344.30(B)(3) I do not see why not as long as the RMC is properly supported at the top before the transition to RNC. Also you would have to make sure the RMC is adequately bonded.