[Amps] AC wiring

R.Measures r at somis.org
Thu Oct 20 08:15:15 EDT 2005


Does the NEC permit connecting Cu wires with Ag-Sn solder?

On Oct 19, 2005, at 2:54 PM, Gudguyham at aol.com wrote:

>
> In a message dated 10/19/2005 5:40:39 P.M. Eastern Standard Time, 
> r at somis.org writes:
>> Seems like even 12 amps on a #14 circuit is too much?  I get a little
>> > puckery thinking about running 12A for hours on #14.
>> >
> Unless you are running digital mores at full legal limit, an amp 
> running SSB or CW will not heat up a #12 wire to any significant 
> temp.  You must realize that the NEC is very clear about wire rating 
> and "continuous loads".  Many factors come into play.  The type of 
> wire used.  For example #14 wire THHN in conduit can carry MORE than 
> the 15 amps we have been talking about here lately.
>  
> While we are the subject of NEC....most hams probably are not familiar 
> with Article 800 which sets down some pretty definite rules regarding 
> Amateur radio wire antennas and grounding of such antennas.  You might 
> be surprised that you are in violation ot the NEC with your present 
> "dipole".   Yes, there are NEC rules that govern us too.

Richard L. Measures, AG6K, 805.386.3734.  www.somis.org



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