Hi, Agree, those "backstab" holes are a fire waiting to happen. As I renovated each room in my house I always replaced each outlet and switch and wrapped the wires around the screw. I have never used any of those the "industrial grade" receptacles though.
AB2TC - Knut P.B. Christensen wrote: > >> If the receptacles are wired using the "backstab" holes rather then >> having the wires secured under the screws, that is a possible cause... > > Good point, Don. For me, it's hard to believe that using "back-stab" > receptacle connections is still NEC/UL compliant. At least in recent > years, > use is limited to only #14 AWG, meaning (thankfully), they cannot be used > on > a feeder or branch circuit above 15A. If I had a home using those, I > would > take the time to rewire every receptacle and use the screw terminals > instead. > > For just a bit more cost over the 50-cent contractor-grade receptacles, > industrial-grade receptacles can be purchased. These receptacles may look > like they have back-stab pin holes but in fact use a clamp together with > the > side terminal screw to solidly hold the conductor in place. Better wire > grip, safer than back-stabs, and install quickly without the need for a > J-hook around the screw terminal. > > Paul, W9AC > > > -- View this message in context: http://elecraft.365791.n2.nabble.com/120V-vs-240V-tp5964845p6033635.html Sent from the [QRO] mailing list archive at Nabble.com. ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:[email protected] This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html
