Re: Resistance of Oven Element

• To: tesla-at-pupman-dot-com
• Subject: Re: Resistance of Oven Element
• From: Skip Greiner <sgreiner-at-wwnet-dot-com>
• Date: Tue, 14 May 1996 18:15:46 -0700

Tesla List wrote:
> 
> >From chip-at-grendel.objinc-dot-comMon May 13 21:59:47 1996
> Date: Mon, 13 May 1996 16:24:53 +0700
> From: Chip Atkinson <chip-at-grendel.objinc-dot-com>
> To: tesla-at-pupman-dot-com
> Subject: Re: Resistance of Oven Element
> 
> Kevin,
> 
> I originally opted for two oven elements and put them in parallel with my
> arc welder.  However, whenever I would close the contactors (push the button),
> the 40A circuit breaker would blow.  I don't exactly understand why, except for
> the possibility of a sudden surge of current to energize a 10KVA pole pig.
> When I took out one of the elements, I didn't have the breaker trip problem,
> so that's where I am forced to stay for now.  My ohmmeter died, so I can't tell
> what the resistance is.
> 
> Chip

Chip
Those elements when cold probably have a much lower resistance than when 
they get hot. Maybe there is a way that you can slowly build up the 
voltage rather than hitting them with full line voltage.

Skip

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