Re: Transformer oil

To: tesla-at-pupman-dot-com
Subject: Re: Transformer oil
From: "Bill Noble" <william_b_noble-at-email.msn-dot-com> (by way of Terry Fritz <twftesla-at-uswest-dot-net>)
Date: Wed, 01 Dec 1999 13:22:11 -0700
Approved: twftesla-at-uswest-dot-net
Delivered-To: fixup-tesla-at-pupman-dot-com-at-fixme

interesting - several HV transformers I took apart (from airborne equipment)
had teflon insulation between some of the windings - not cheap, but maybe
it's even better?

----- Original Message -----
From: Tesla List <tesla-at-pupman-dot-com>
To: <tesla-at-pupman-dot-com>
Sent: Tuesday, November 30, 1999 3:31 PM
Subject: Re: Transformer oil


snip

> Hi Max,
> My transformer guru,(been designing transformers for 40 years) so should
> know what he is talking about says, don't use Mylar in high voltage
> transformers. The reason is that when it gets hot it turns into carbon,
not
> what you want in a high voltage transformer!! He says the best thing to
use
> is electrical grade Kraft paper. apparently the wrapping paper grade has
> acid in it.
>
> hope this helps
>
> bob Golding
>
>