Re: variac

To: tesla-at-grendel.objinc-dot-com
Subject: Re: variac
From: Esondrmn-at-aol-dot-com
Date: Wed, 3 Apr 1996 13:13:23 -0500
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In a message dated 96-04-01 20:18:25 EST, you write:

>
>Hi,
>
>	I'm the proud? owner of an ancient looking 0-280 volt 28amp 
>Powerstat.  It seems to work OK, but I've only tested it on a 120 volt 
>line and with a light load.  On inspection, I see that the wiper 
>brushes are worn and in need of replacement.  Does anyone have a 
>source for new brushes or the address of Superior Electric?
>
>	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?

David,

Yes, you should be proud.  It is a great variac.  I just happen to have my
new Powerstat catalog on my desk.  Their address is 383 Middle Street
 Bristol, CT 06010.  Phone number is 203-585-4500.

Ed Sonderman