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Triple and Earth for LD11 WAS Re: OT: ISP questions + on topic PS
- To: ukha_d@xxxxxxx
- Subject: Triple and Earth for LD11 WAS Re: OT: ISP questions
+ on topic PS
- From: "graham_howe" <graham@xxxxxxx>
- Date: Tue, 12 Feb 2002 14:36:12 -0000
- Delivered-to: mailing list ukha_d@xxxxxxx
- Mailing-list: list ukha_d@xxxxxxx; contact
ukha_d-owner@xxxxxxx
- Reply-to: ukha_d@xxxxxxx
--- In ukha_d@y..., "James Hoye" <james.hoye@s...> wrote:
> > P.P.S. I used T&E with a cable to each switch and each 'set'
of
> > lights. However I did notice an old message in my inbox about
using 4
> > core wire with Live and Switched Live and I am now a little
confused.
> > Am I right in thinking that this is simply a way to reduce the
cable
> > runs from the LD11 with switching and lighting being in the same
> > cable, or should I be using 4 core for some other reason?
>
> Probably so that you can bring a live, switched live, NEUTRAL and
earth to
> each switch - sometimes called triple & earth. I always
associate '4 core'
> with (i) alarm cable or (ii) 3 phase mains cable.
>
> James H
Fair point, triple and earth is a better description, but why would I
need the Neutral anyway, there is nowhere to connect it at the LD11s
(or for that matter at the clipsal switches).
Graham
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