I would wonder if you are really hearing the breaker buzzing during
> startup, perhaps the sound is carried mechanically to the conduit.
> After all, you are very close to the breaker. --Phil
In my view, that is the most appropriate thinking.
Dave M.
> LJS wrote:
>
> > Is it possible for two 220v wires in emc conduit to buzz for a 1/2sec
> > or so when a current load of 20-25 amps to starts an Air conditoner.
> > I am hearing a sound which seems to be coming from the conduit run
> > about 6 feet from the breaker box.
>
> --
> Phil Munro Dept of Electrical & Computer Engin
> mailto: snipped-for-privacy@cc.ysu.edu Youngstown State University
> Youngstown, Ohio 44555 >