arc fault

I've been posting on this forum about problems that I've been having with a large house that was recently trimmed out. Arc fault breakers would trip under NO load. I would not detect faults between hot/neutral hot/ground and neutral/ground. The breakers are type CH. Wago's (push in wire nuts)...

I am having trouble with a 5000 sq foot house i just trimmed out. The main panel is 200 amps. There is solar and 2 sub panels in different parts of the house. All breakers are from the cutler hammer series and are type CH. I have been experiencing GFI breakers tripping for no apparent reason...

We are in NC, working electrical maintenance for a college/seminary campus and the associated housing. Our state is currently operating under NEC 2011 and will be updating to NEC 2014 in April. This has caused a discussion between my boss and myself to come back up again. When we do new...

Anyone had trouble with a fan forced heater on an AFCI? I recently installed a circuit for a customer who provided his own fan forced heater made by Berko, and the circuit is now tripping. I have to go and check the circuit but I do think the problem is most likely due to a cheap motor and the...

Does anyone have any experience with trying to arc-fault protect a multiwire circuit? I was told by the engineer at Eaton Corp. that I could use a two pole arc fault breaker. (I have pasted a link for a breaker that Eaton Corp. tried to send me or one similar to it. Their engineer said this...

I am attempting to run some AC cable to my first outlet box and I plan to use an arc-fault receptacle to meet the code requirements of 210.12 (B) Exception #1 - My question is whether or not there is a limitation on the length of run of the AC cable to the first outlet box. 250.118 states that...