Re: Electric Heating Contactor Noise

[Simon Ryley <simon.ryley@xxxxxxxxxx>]

Looking at it, that does seem to be the ways its mounted.  Its on an
outside wall, but the wall isn't solid plaster, it has a plasterboard
inner skin, spaced off with battens of some kind.

Any idea how to minimise the noise?

Cheers,

Simon

Chris Hunter wrote:
>
> Maybe the contactor's mounted, effectively, on some sort of sounding
> board - eg: the mounting board fixed to a lightweight stud partition ?
>
> Chris
>
> Simon Ryley wrote:
>
> >Hello everyone,
> >
> >I'm sure someone on the list must have had a similar problem.
> >
> >I've got a new build house with electric panel heating, not night
> >storage. The system is wired as a separate ring main for the five
panel
> >radiators, with each rad having its own thermostat, a conventional
wall
> >stat in the lounge and a time clock in the fusebox upstairs.
> >
> >It works in a similar way to normal gas and water central heating,
when
> >the time clock is in an on period, and the room temp in the lounge
is
> >below the stat setpoint the heating comes on. Lounge temp rises
above
> >stat setpoint, heating goes off.
> >
> >The problem is, there is a ruddy great contactor in the fuse box
to
> >switch the current to the radiators, and this makes a pretty loud
thump
> >whenever it switches. Its loud enough to sometimes wake us up in
the
> >morning when it first turns on. For some reason the heating also
short
> >cycles, so the contactor is usually switching every 5 minutes or
so, so
> >the thumping does get rather annoying.
> >
> >I want to start doing a few clever things with the heating, but I
can't
> >until I can get the contactor noise reduced.
> >
> >Has anyone else has this problem and do they know of a way to
quieten
> >down the contactor? My suggestion to SWMBO of not using the
heating
> >didn't go down too well...
> >
> >Thanks,
> >
> >Simon
> >
>
>