Re: INRUSH SURGE SUPRESION

["Tesla list" <tesla@xxxxxxxxxx>]

Original poster: <davep@xxxxxxxx>


> I was wondering how important initial inrush suppresion is with a  large
> variac? That is a large power resistor, shorted by contacts on  a
> contactor shortly after power-up. I'm designing /building my
> controller for mu big TC. The variac is 3 , 30A/520V staco's in
> parallel.
  Depends on what it is to be fed with.
  However: I would provide 'something', either a bypassable resistor bank,
  or something else to control the surges which Will Be Notable.

  best
   dwp