National Electrical Code (NEC)Commented on: 3 years ago (March 6, 2014)
I think that the (pardon the expression) arc of the history of AFCIs reflects some silly reasoning. Why did we require AFCIs only in the bedroom? In many houses, the bedrooms are upstairs. A fire...
Don't some of these applications require that the circuit breakers have internal common trip mechanism in addition to the handle ties?
On the other hand, there's no doubt here what constitutes a "branch" circuit!! (Answer: they all do)
Yep, I grew up believing that hot dogs all had about a half inch of raw meat on each end. (1950s)
Your comment brought a smile to my face!