72-van

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Jan 29, 2011
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Hi Guys
For the last few weeks i have been sorting out some iffy stuff at a relatives home .Some of which was exceptionally iffy.
Heres a description of the latest one i have found .
two storey semi with attic
upstairs ring main single socket has a spur taken from it (no fused unit for isolation) which feeds a double socket in a cupboard .
This double in turn has two plugs in it .
Both the plugs are wired with 1mm twin n earth lighting cable.
plug 1 feeds an external pir lamp at the front door of the property .
plug 2 feeds a series of flo fittings in the attic via an antique neon switch which accesory is broken not securely fixed.


I would welcome any pointers as to the best remedy.

My thoughts are fit a fcu at the single socket then wire the exterior light correctly to this .
find the upstairs lighting circuit and break into that with a 5amp terminal unit and feed the lights from there.


However is there a way to use the single feed from the ring suitablly fused for isolation to feed both the attic lights and the exterior light.


Many thanks

72-van
 
make the existing spur socket a part of the RFC, then add a 3A FCU for the lights. job done safely and cheaply.
 
You cannot take a 2.5 spur off a 2.5 ring. The 2.5 ring effectively has a cross section of ~5mm. The fuse protecting the ring will be rated to protect a 5mm circuit; therefore the 2.5mm spur is not protected by the fuse and may fail if there is a fault/overload.

This is a safety concern.

fuse that spur.


make sure the plugs are appropriately fused too.

Do you have a copy of the regs?

You may want to check out appendix 15.
 
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72-van

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Fife Scotland
If you're a qualified, trainee, or retired electrician - Which country is it that your work will be / is / was aimed at?
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Help me put right a bit of iffy electrics done by elderly relative.
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