Re: Pig Question

["D.Wightman" <dwightman-at-mmcable-dot-com> (by way of Terry Fritz <twftesla-at-uswest-dot-net>)]

i know that kevin eldridge has experience at this.
http://home.flash-dot-net/~kreld/kevin's.htm


-----Original Message-----
From: Tesla list <tesla-at-pupman-dot-com>
To: tesla-at-pupman-dot-com <tesla-at-pupman-dot-com>
Date: Tuesday, August 01, 2000 11:15 PM
Subject: Pig Question


>Original poster: "Dan Kunkel" <dankunkel-at-hotmail-dot-com>
>
>Coilers,
>
>I went to the power company today to see if I could procure for myself a
>pole pig. The company only runs 7,620 volt lines and there 10 kva-ish
>transformers are all single bushing. I was wondering if anyone esle has had
>experience with these kind of transformers. They are upgrading their load
>capabilities are getting rid of the smaller trannies at scrap cost
>(awesome).
>
>I was wondering if it is possible/nessecary to buy two trannies and wire
>them in series to produce 15,240 volts in order to reduce amperage and
still
>keep the wattage the same. I would want to reduce the amperage so i don't
>have nightmarish spark gap quench problems.
>
>Also when wiring the these transformers in series, do you just connect the
>ground (the case) together and draw the HV off each bushing?
>
>And what is the 'up-to-date' current limiting method? arc welders and
>resistive ballast (oven elements)?
>
>thanks
>
>Dan
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>