[RE-wrenches] #10 THWN-2

[Mick Abraham]

I'm sorry to broadcast my ignorance, but:

Could someone explain to me the significance of the -2 marking? Reply
off-list if you wish to save bandwidth...but other List members may also be
wondering...

Thanks,

Mick Abraham, Proprietor
www.abrahamsolar.com

Voice: 970-731-4675


On Fri, Jul 23, 2010 at 10:48 AM, Nick Soleil <nicksoleilsolar at yahoo.com>wrote:

> I have specified THWN-2 for years, but occasionally will not be able to
> source it!
>
> Sent from my iPhone
>
> On Jul 23, 2010, at 11:37 AM, "Peter Parrish" <
> peter.parrish at calsolareng.com> wrote:
>
>  We went through a similar problem with some beach communities here in
> SoCal. Because of the high humidity (all winter and summer mornings) they
> wanted THWN-2 for all conduit runs (as well as PVC instead of EMT). At first
> we were charged a premium for THWN-2 compared to THHN. But then we found a
> source at All Phase Electrical Supply Burbank CA (a part of CED) for THWN-2
> #10 stranded @ $162.40/k-ft. Brand is En(m?)core Wire. THWN-2 listing is
> printed on the insulation.
>
>
>
> - Peter
>
>
>
> Peter T. Parrish, Ph.D., President
> California Solar Engineering, Inc.
> 820 Cynthia Ave., Los Angeles, CA 90065
> CA Lic. 854779, NABCEP Cert. 031806-26
>  <peter.parrish at calsolareng.com>peter.parrish at calsolareng.com
> Ph 323-258-8883, Mobile 323-839-6108, Fax 323-258-8885
>
>
>
>
>
>
> _______________________________________________
>
> List sponsored by Home Power magazine
>
> List Address: <RE-wrenches at lists.re-wrenches.org>
> RE-wrenches at lists.re-wrenches.org
>
> Options & settings:
> http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org
>
> List-Archive:
> <http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org>
> http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org
>
> List rules & etiquette:
> www.re-wrenches.org/etiquette.htm
>
> Check out participant bios:
> www.members.re-wrenches.org
>
>
> _______________________________________________
> List sponsored by Home Power magazine
>
> List Address: RE-wrenches at lists.re-wrenches.org
>
> Options & settings:
> http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org
>
> List-Archive:
> http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org
>
> List rules & etiquette:
> www.re-wrenches.org/etiquette.htm
>
> Check out participant bios:
> www.members.re-wrenches.org
>
>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org/attachments/20100723/fc424f17/attachment-0003.html>