hi Melanie
Quote Originally Posted by Melanie
The easiest (though not the cheapest) solution is to use a zero-cross SSR in two of the phases. All you do is treat the SSR input as if it was an LED. Switch it on, and it does the rest. You will find that Crydom, Carlo Gavazzi (and others) all do Zero-Cross and non-Zero-Cross versions of all their SSR's. Like I said, chose a Zero-Cross version.
i search for this SSR in my country and it's not avilable and it takes over one monthe if i order it..

so can you explain to me whats exactly the source of this noise!!
if i seperate control board and power contactor in different panel will reduce the noise >>>