Re: R.I.P. one 14kV pole pig!

To: tesla-at-pupman-dot-com
Subject: Re: R.I.P. one 14kV pole pig!
From: Tesla List <mod1-at-pupman-dot-com>
Date: Thu, 9 Oct 1997 08:44:57 -0600 (MDT)
Approved: mod1-at-poodle.pupman-dot-com



---------- Forwarded message ----------
Date: Wed, 08 Oct 1997 19:55:52 +0000
From: Greg Leyh <lod-at-pacbell-dot-net>
To: Tesla List <tesla-at-pupman-dot-com>
Subject: Re: R.I.P. one 14kV pole pig! 

Bert Hickman wrote:


> > One main fracture, with a couple dozen loose pieces that fell into the oil.
> > You can imagine how upset porcelain gets when it's forced to conduct current!
> > It did, in fact, arc straight to the case from the bushing.
> >
> > -GL
> 
> Greg,
> 
> But the GOOD news is that you might be able to replace the bushing
> without needing to rebuild the pig. Sounds like the way the current
> flowed, the transformer itself withstood the onslaught! So maybe Charles
> is STILL the record holder for taking out the actual transformer portion
> of the pig! :^)

You're probably right; however I didn't know how many pieces fell into 
the tank, where they fell, or if the winding had been partially compromised.
I didn't want to risk it, so I exchanged it for a fresh one from T&R.
They were quite good about it, when I described the failure mode.


-GL