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Re: EIB installation
Dean,
I've recently wired my house and I've run quite a lot of radials. I've
always thought that radial wiring was a good idea. However I've now got 5
boards with over 160 ways! :o)
Regards
Simon
----- Original Message -----
From: Dean Barrett <dean@rolec.net>
To: <ukha_d@yahoogroups.com>
Sent: 17 January 2004 10:34
Subject: RE: [ukha_d] EIB installation
> Like your thinking :)
>
> We have just completed a couple of properties - where lighting for
> Lounge/Dining etc. is wired in a 'star' topology back to an enclosure
filled
> with Klippon connectors, and fed from a single MCB. This is totally
> transparent to the end user and any competent electrician would have
no
> problem dealing with this.
>
> Wiring will evolve over time. - IEE are currently considering the
> replacement of Ring Main circuits with Radials for Sockets which is
common
> in other countries.
>
> Also not long now till we go Brown & Blue in our Twin & Earth
cable -
> that'll cause some confusion to the do-it-yourself'ers down at B&Q
:)
>
>
>
> Dean.
>
>
>
>
>
>
> Try our amazing lighting demonstration online now, and watch in
> realtime via our webcam. Click below and follow the CBus links.
> www.rolec.net
> dean@rolec.net
> Tel: 01908-210677
> Fax: 01908-210678
> The information in this internet E-mail is confidential and is
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> -----Original Message-----
> From: Paul Gordon [mailto:paul_gordon@xxxxxxx]
> Sent: 17 January 2004 10:24
> To: ukha_d@yahoogroups.com
> Subject: RE: [ukha_d] EIB installation
>
>
> I Was thinking this too....
>
> Correct me if I'm wrong, but I was always of the belief that the
*only*
> reason that a ring circuit was/is the "standard" in this
country was/is
> because it uses the least amount of cable, and housebuilders are
> tight-arses?....
>
> Isn't it true to say that a star wiring topology would be
"superior" to
a
> ring topology in just about every practical way?
>
> - absolutely "standard" switching operation is possible
> - much better granularity of isolation of sockets/switches etc. is
> possible
> - more flexible switching schemes are possible
>
> Downsides? - well a home run from every point (switch/socket/light
> fitting)
> uses quite a bit more twin & earth, and you end up with
significantly
more
> ends to acommodate at the consumer unit.
>
> but just envisage how much more flexible it would be to effectively
have
> *every* single electrical outlet in the house on it's own circuit -
which
> of
> course you could do if you wanted to, but if the cost of all those
extra
> MCB's is too much then there's also the ability to gang lots of
those
> wires
> together at the CU to make a more "conventional"
arrangement that
> resembles
> several ring circuits...
>
> The bottom line is, if you do a star wiring arrangement, it's
perfectly
> possible & easy to make it operate *exactly* the same as a ring
main if
> you
> want to, such that from a user perspective they wouldn't know the
> difference.... 1 switch operates 1 light fitting, and the CU has
breakers
> for (for example) Upstairs lights, upstairs sockets, downstairs
lights,
> downstairs sockets, kitchen, shower, etc.... only an electrician
would
> know
> anything was different, and then if each cable end is adequately
labelled
> at
> the CU, then any idiot who can read ought to be able to figure it
out....
>
> I'd just do it and not tell her... ;-)
>
> Just my amateur opinions of course, and totally unqualified to offer
> advice
> on anything electrical... (but I'm still alive!)
>
>
> Paul G.
>
>
> >>
> >Just before I dive in with some comments, what exactly do you
mean when
> you
> >talk about "standard" wiring. If you wire for
A.N.Other hardwired
system;
> >CBus, Polaron etc. you can revert to standard switches &
sockets by
> >removing your intelligent, centrally-located kit and replacing
with
> >connecting blocks (for want of a better description).
> >
> >Or, if it's really a problem, run two lots of mains cables (e.g.
CBus
and
> >'standard' configurations) and only connect up the second lot
when you
> come
> >to sell.
> >
>
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