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Re: pushing a variac
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To: tesla-at-grendel.objinc-dot-com
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Subject: Re: pushing a variac
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From: DELCOKEVIN-at-aol-dot-com
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Date: Wed, 3 Apr 1996 19:47:43 -0500
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>Received: from emout08.mail.aol-dot-com (emout08.mx.aol-dot-com [198.81.11.23]) by uucp-1.csn-dot-net (8.6.12/8.6.12) with ESMTP id RAA15679 for <tesla-at-grendel.objinc-dot-com>; Wed, 3 Apr 1996 17:48:18 -0700
In a message dated 96-04-03 13:14:06 EST, you write:
>> Can this transformer be operated at higher current levels than its
>28
>>amp design spec? It has a 30 amp fuse, so this will obviously need to
>>go higher. I would like to operate it intermittantly at 40-45 amps.
>>Would forced air cooling help?
>
>If you immerse it in transformer oil, you can usually double the amperage
>capacity of the variac.
>
>
Jerry,
I am interested in how you came up with that data. I was thinking of cooling
my powerstat by blowing tons and tons of air past it.
I am wondering what other people have have done for cooling these powerstats,
and at how many amps do they actually melt?
Kevin M. Conkey