Re: Potential Transformer Sources

• To: tesla-at-pupman-dot-com
• Subject: Re: Potential Transformer Sources
• From: "bob golding" <yubba-at-clara-dot-net> (by way of Terry Fritz <twftesla-at-uswest-dot-net>)
• Date: Sat, 15 Apr 2000 08:39:50 -0600
• Approved: twftesla-at-uswest-dot-net
• Delivered-To: fixup-tesla-at-pupman-dot-com-at-fixme

hi Herwig,

    The process is called vacuum impregnation I believe.

cheers,
bob golding


 
----- Original Message ----- 
From: "Tesla List" <tesla-at-pupman-dot-com>
To: <tesla-at-pupman-dot-com>
Sent: Saturday, April 15, 2000 5:56 AM
Subject: Re: Potential Transformer Sources


> Original Poster: "Herwig Roscher" <herwig.roscher-at-gmx.de> 
> 
> 
> Max Erhard wrote:
>  
> > What kind of MOT's are potted in resin, I haven't seen any ?
> 
> Max,
> 
> Maybe "potted" is the wrong word. Sorry.
> 
> The MOT's immersed in a kind of hot, clear varnish/resin. After the 
> air is pumped out, the varnish fills all of the space between the 
> turns and between the windings and the core. After removal of the 
> MOT the varnish hardens. Therefore oil wouldn't provide any 
> additional insulation.
> 
> How do you call this process which is indeed very similar to the 
> treatment of rolled/horizontally stacked polycaps?
> 
> Bye Herwig
> 
> 
> 
> 

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