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Re: [OT] ishh central heating controls
- Subject: Re: [OT] ishh central heating controls
- From: "Patrick Lidstone" <patrick@xxxxxxxxxxxx>
- Date: Sat, 16 Oct 2004 19:22:36 -0000
> 4)Put another two gang surface mount box, under the first, in the air
> cupboard.
> 5)Mount 1 x DPDT (240V coil) relay and 1 x SPDT (240V coil) with
bases, into
> (4).
Use DIN mounting relays and a suitable DIN rail box to mount them in.
> My last question (and it may be the deal breaker) which only
occurred as I
> wrote this email is - do these 240V coil relays buzz loudly when
they are
> active?
No, the don't - unless they are switching on and off many times a
second, in which case they will sound like an electric buzzer.
Patrick
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