Re: Slaved power control 'current transformer'

["treworgey" <Chris@xxxxxxxxxxxxx>]

In fact this is cheaper and includes the relays - you would need some
sort of 12v power supply also:

http://www.home-control.co.uk/products/product_info.php?
products_id=414&osCsid=cdc47a38bfe58a651f1ca9936ab26b0c

Cheers,

Chris Williams

--- In ukha_d@xxxxxxx, "Stuart Meier" <stuartm2007@...>
wrote:
>
> I want to detect power starting to flow in one circuit, to trigger
a second.
> EG, if any power is drawn by the electric cooker, the hood fan
starts.
> Direct connection is out for various reasons - the detection has to
be
> electrically isolated.
>
> It requires a so 'called current transformer', but I can't find a
supply of
> one, apart from in those extension leads with a 'master switch'. I
guess
> could tear the guts out of one, but a supplier must exist. I could
build one
> from scratch (op amps etc), but want to avoid the hastle.
>
> Any suggestions?
>
> Stuart
>