Re: 110KV BIL?

["Tesla list" <tesla-at-pupman-dot-com>]

Original poster: "Jim Lux by way of Terry Fritz <twftesla-at-uswest-dot-net>" <jimlux-at-earthlink-dot-net>

You got it...
BIL is the rating from the HV side to the case or LV winding.  You might
find, of course, that the potential transformer will have only one HV
connection, with the other end of the HV winding connected to ground.

----- Original Message -----
From: "Tesla list" <tesla-at-pupman-dot-com>
To: <tesla-at-pupman-dot-com>
Sent: Tuesday, May 15, 2001 7:58 PM
Subject: 110KV BIL?


> Original poster: "Ray Haynes by way of Terry Fritz <twftesla-at-uswest-dot-net>"
<ray.haynes-at-home-dot-com>
>
> On a potential transformer what does the BIL rating mean? My only guess
it's
> the breakdown voltage from the high voltage winding to either the case or
> low voltage winding. Is that correct?
>
> If that is true then if I had 2 potential transformers (120 to 14.4KV)
each
> with 110KV BIL then I could connect the HV sides in series (for 28.8KV)
and
> not worry about breakdown from either high voltage winding to anywhere
(case
> or low voltage winding) caused by the transformers themselves (excluding
any
> tesla related arcs)?
>
>
> Ray
>
>
>