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Lighting off of a 13Amp Spur

Posted: Mon Apr 21, 2008 10:38 am
by ScottZanzibar
Hi,

I'm converting my attic. The upstairs lighting circuit is alreday nearing 95m in length so I cannot extend it.

I do have a 13Amp ringmain in the attic. Is an alternative creating a 5Amp fused spur off of which to run the lights?

Thanks,

Scott

Posted: Mon Apr 21, 2008 5:29 pm
by kuzz
How do you know you can't add to the existing circuit have you done the calcs?
a fused spur from the ringmain fused down to 5A is fine.

Posted: Mon Apr 21, 2008 8:12 pm
by ericmark
In theory yes but you should ensure should you overload a power circuit in the loft it will not leave you in darkness i.e. not the same power circuit feeding the loft lights as feeds loft sockets or some emergency lighting units. it would not be option I would want to use.

Posted: Thu Apr 24, 2008 1:02 am
by ScottZanzibar
Err...

Coz I've already used over 115m of cable getting to the 2nd floor :(

*Damns thee old Victorian terraces...and the introduction of "HIPS"*

*sobs*