[Elecraft] 120V vs 240V

[ab2tc]

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
> 
> 
> 

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