RE: [TCML] 100kVA trannies as salvage?

[<rwsmith@xxxxxxxxxxxxxx>]

Yes,  there is a pretty cool video on youtube that shows how pole pigs are made and they do show the low side being wound with aluminum sheet.   
---- Garry neeley <bamacoiler@xxxxxxxxx> wrote: 
> There isnt as much copper as one would think.  The low side windings are almost always aluminum sheet.  The only copper is the high side winding and it is thin usually 20-22 gauge.  Im sure it would be a little larger for a 100 kva unit but not 350lbs.  Not even close. 
> 
> -----Original Message-----
> From: John Forcina <forcijo10@xxxxxxxxx>
> Sent: Saturday, October 25, 2008 9:20 AM
> To: Tesla Coil Mailing List <tesla@xxxxxxxxxx>
> Subject: Re: [TCML] 100kVA trannies as salvage?
> 
> I have a friend who has a 50kva 7200v pig and it weighs 629lbs.  Those
> 100kva units must weigh at least 1000lbs.  If you want a general breakup on
> how much copper is in them, this is my best guess.  Total weight,
> 1000lbs-oil=900lbs-can=750lbs-core=350lbs.  You have roughly 350lbs of
> copper in there.  If copper sells for $1.50/lb the you come up with a
> whopping $525 in copper.  I would still try to get it for $50 because there
> is always the chance that they will say yes.   Good luck.
> 
> On Fri, Oct 24, 2008 at 8:48 PM, Richard Schmuke <rdj@xxxxxxxxxxxx> wrote:
> 
> > You might want to check copper scrap price for today, it was +$3 but not
> > anymore.
> >
> > Rich , KDØZZ
> > Disclaimer: Any errors in spelling or facts are transmission errors.
> >
> >
> >
> >
> > -----Original Message-----
> > From: tesla-bounces@xxxxxxxxxx [mailto:tesla-bounces@xxxxxxxxxx] On Behalf
> > Of Weinhold Shannon L
> > Sent: Friday, October 24, 2008 4:21 PM
> > To: Tesla Coil Mailing List
> 

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