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Re: 10amp Hump
From: DR.RESONANCE[SMTP:DR.RESONANCE-at-next-wave-dot-net]
Sent: Monday, June 23, 1997 10:30 AM
To: Tesla List
Subject: Re: 10amp Hump
To: George
The 10 amp hump you notice is the magnetizing current for the core.
Usually its around 7 amps with a "pig".
DR.RESONANCE-at-next-wave-dot-net
----------
> From: Tesla List <tesla-at-pupman-dot-com>
> To: 'Tesla List' <tesla-at-poodle.pupman-dot-com>
> Subject: 10amp Hump
> Date: Sunday,June 22,1997 2:49 PM
>
>
> From: George W. Ensley[SMTP:erc-at-coastalnet-dot-com]
> Sent: Friday, June 20, 1997 12:40 PM
> To: tesla-at-pupman-dot-com
> Subject: 10amp Hump
>
> All,
>
> I got my new 5KVA pig from T&R this week. EXCELLENT SERVICE!
> Ordered it on Friday got it on Wednesday. Boy is it big 250 lbs and
almost
> as tall as my wife.
>
> Only having a 110v variac i am driving 1/2 the pigs primary. The welder
is in
> series, with a couple of 1500w heater elements across the welders
primary.
> What is interesting is that i see a 10amp hump in current as i bring the
voltage
> up before the gaps fire, no load. The hump is reduced by the heaters and
> when the gaps fire the current goes up as expected but seems excessive
for
> the results produced by the TC. Any suggestions?
>
> George.......
>
>