Re: wire ga. vs. power

["Garth van Sittert" <garth-at-mediasupplies.co.za> (by way of Terry Fritz <twftesla-at-uswest-dot-net>)]

And in transformers you are limited to between 700 and 1000 circular mils
per amp for obvious heating requirements.


----- Original Message -----
From: Tesla list <tesla-at-pupman-dot-com>
To: <tesla-at-pupman-dot-com>
Sent: Monday, August 07, 2000 7:46 PM
Subject: Re: wire ga. vs. power


> Original poster: "Jim Lux" <jimlux-at-jpl.nasa.gov>
>
> http://home.earthlink-dot-net/~jimlux/hv/cordamp.htm
>
> Current carrying capacities for wires are set by two things (code wise)
> 1) No more than 2% voltage drop in the run of wire, nominally 100 ft, but
> if you have a 500 ft run, you'd better use bigger wire..
> 2) Wire temperature. Mostly limited by insulation rating.  This is why
> multiple current carrying conductors in a cable have lower ampacities than
> single wires, and why there is a derating for more wires in a conduit.
>
> ----------
> > From: Tesla list <tesla-at-pupman-dot-com>
> > To: tesla-at-pupman-dot-com
> > Subject: wire ga. vs. power
> > Date: Sunday, August 06, 2000 6:26 PM
> >
> > Original poster: CTCDW-at-aol-dot-com
> >
> > Hello folks!
> >
> > An easy one here....Does anyone have a chart of the amperage rating of
> > various gauge wire at various voltages? I am looking to esp. find the
> large
> > gauges like 2 through 10.  Thanks a bunch for any help.
> >
> > Chris
> >
> >
> >
>
>
>
>