Wire for PV plugs: 7 strand or 37 strand? [RE-wrenches]

[Jay Peltz, Peltz Power]

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Hi Mick,

Been making my own for years.

#10  7 strand ( over kill for most things) works fine in the new MC4  
connectors

jay

peltz power
On May 15, 2008, at 10:07 AM, Mick Abraham wrote:

>
> Hi, Wrenchies~
>
> I'm nearly ready to start building my own plug leads to match the new
> style PV modules. Multi-Contact sells a 37 strand #10 wire...and I  
> think
> the strands are tinned.
>
> Common #10 sunlight resistant wire has only 7 strands...fatter ones...
> untinned. I would like to use up my remaining stock of 7 strand, but
> only if it will work OK with the plugs. Please advise, Wrenches.
>
> I asked Ken Jeby (sales rep for Lou Marks & Sons) about this. He said
> that 7 strand works A-OK, is widely used for this, and is all that he
> can readily supply. He also said that 37 strand would be more  
> difficult
> to work with...
>
> I could switch over to 37 strand just to be on the safe side, but the
> Multi-Contact material is a bit more expensive, 1000 feet per  
> spool, and
> not available in white.
>
> Perhaps I should dust off my contact information for Anixter Wire.
> Perhaps one of you could suggest a source for the fine strand  
> material.
> Or perhaps I should just stick with 7 strand and not worry about it.
>
> Thanks as always,
>
> Mick Abraham, Proprietor
> www.abrahamsolar.com
>
>
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