Excellent point Gary! Funny too because the variac I have doesn't have a
dial or markings and I was planning on making my own...from 0 to 11!
~Dan
Kansas City area
On Thu, Aug 29, 2019, 6:02 PM Gary Lau <glau1024@xxxxxxxxx> wrote:
> While use of PFC caps won't alter the efficiency of your coil, the fact
> that it reduces the current through your mains cabling will result in lower
> IR losses, so the available mains voltage at your pig will be higher than
> if you weren't using PFC. This may not matter if you are throttling the
> pig with a Variac, but in my experience using an NST with Variac always set
> to 11 that was pulling >25A through wiring in the walls, the IR drop was
> significant. Any way to boost the mains voltage at the NST means more
> power throughput and longer sparks, effectively setting the Variac to "12".
>
> https://www.youtube.com/watch?v=4xgx4k83zzc
>
> Regards, Gary Lau
> MA, USA
>
> On Thu, Aug 29, 2019 at 1:54 PM Steve White <steve.white1@xxxxxxxxx>
> wrote:
>
> > ...<snip>
> > You probably already know this but PFC does not reduce your energy
> > consumption. It won't make the streamers any longer. I use it to minimize
> > the load on my circuit breakers in the distribution panel so that I can
> run
> > closer to the load limit without ripping the breaker.
> >
> > Steve White
> > Cedar Rapids, Iowa
> >
> >
> >
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