Re: Current regulation for Variac

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

Original poster: "Skip Malley by way of Terry Fritz <twftesla-at-qwest-dot-net>" <skipmalley-at-catskill-dot-net>

Maybe I am silly but why not change the fuse to a larger slow blow 
fuse.  10A is certainly small for 3.5KVA.  Try 15A slow blow.  The larger 
the fuse, the slower it will blow.  If you really want a 10A fuse, try a 
smaller variac.  The larger the inductor, the larger the initial turn on

At 04:26 PM 10/5/2001 -0600, you wrote:
>Original poster: "Tesla by way of Terry Fritz <twftesla-at-qwest-dot-net>" 
><tesla-at-tezla-dot-com>
>
>Hi all.
>
>I have a small question about variacs. I have a 3,5kVA variac(Uin=230V).
>When i bring it online it sometimes(about 1/3 of the times) it draws so much
>current from the mains that my 10A fuse blows although i don't have any load,
>except the variac itself.
>Is there some way to correct the powerdrain with say a choke or something to
>make it "turn on" smooth? This problem is really annoying.
>Thought i hear with you guys first.
>Any help is appreciated.
>
>Thanks!
>
>//Matt
>
>Matthias "Tesla" Andersson
>http://www.tezla-dot-com
>tesla-at-tezla-dot-com
>-"Why Am I Glowing In The Dark?"