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Re: Post-toasted neon



-- 
Subject: 
           Re: Post-toasted neon
      Date: 
           Sun, 19 Jan 1997 20:39:46 -0600
      From: 
           Nathan Lamphere <randyl-at-ronan-dot-net>


>   From:
>         tesla-at-america-dot-com (Bob Schumann)
>     To:
>         tesla-at-pupman-dot-com
> 
> Not a happy hello,
> 
> I toasted my 12kv-at-60ma franceformer. Damn. I was using a variac
> and it must have been the 140VAC. Now when I plug in the transformer
> I get 1 quick big spark and then it starts smoking around the
> HV bushing.
> 
> I have a couple of questions.
> 
> 1) Does the smoke most probably come from the insulation or
>    from the windings or both.
> 
> 2) If unpotted, is it possible to remove the spools and rewind
>    them or does this require a certain machine. I would think
>    the secondary windings might be the 'hair' type wire and
>    easily broken. I would think that the core of the transformer
>    is still good.
> 
> I found a price for a new Magnatek (formerly Jefferson) $122.68 OUCH!
> 
> Bob Schumann
> 
> tesla-at-america-dot-com
> http://www.america-dot-com/~tesla

I am curious too since I fried my 9kV 30ma transformer and have a spark
coming from one wire of the high voltage output (down in the coil
itself).  PS  Is this what is called a "bushing?"

Nathan

-- 
Nathan Lamphere
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