ring main
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ring main

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  1. C

    Emergency stop buttons on workshop ring main.

    Please forgive terminology. This is a DIY question. Domestic Workshop in new (new to us - small charity) premises that has its own RCD consumer unit with a ring main circuit and a lighting circuit. Has a few single-phase bench tools, saws, pillar drill etc. It's an odd one, it really is...
  2. B

    Installing an energy meter on a ring main

    Hi guys, I have a client who wants to install meters on every power circuit in order to monitor energy consumption etc. Just wondering if there is a specific method to wire up such a configuration on ring mains? As far as I can tell, I'd need to come out of the RCBO to the meter, and then have...
  3. N

    RING MAIN CONFUSION

    Hi guys. Having a weird problem in a house that has suddenly happened. One half of the ring main has 240ish volts (fluctuates of course), and the other half is dropping to 210v - This is when I test L-N and L-E…. N-E shows nothing. Whenever I plug a table lamp in the the faulty side of the...
  4. S

    Attic sockets in ring main uk

    Hi all I would like to put some sockets in the attic and keep them on the main house ring main. Am I right in saying I can pull one of the legs from the bedroom socket and create my ring of sockets and the last socket connect it back to the bedroom socket
  5. C

    Help with spurs from ring main

    Good evening. Currently sorting out my girlfriend’s flat for rent. I’ve found all sorts of bad electrical work. Can anyone advise if this is an acceptable way of connecting 2 spurs to the ring main? It will all be connected in a double back box behind a blank plate on a wall using 32amp rated...
  6. G

    Moving a ring main socket further along a wall

    Hi all, I'm planning to remove a stud wall seperating my dining room and kitchen. On the dining room side of the stud wall, there is a double socket which I want to move about 2 feet approximately along, and onto the back wall. The wires will be coming down from the ceiling as they all do on...
  7. J

    C40 rcbo on ring main changes to b32 causing nuisance tripping

    Ring main was on a c40 rcbo so I tested the circuit everything was fine and dropped down onto a b32, It’s quite a long circuit but only serves about 10 sockets.The rcbo stays on but the client says trips frequently, I’ve been back and the rcbo stayed on the whole time, I then left and over the...
  8. D

    Adding to an existing ring main, but no spare ways in the C/Unit

    Hi guys I am looking to add 4 additional sockets for a room that is being converted for a bed ridden person. The room at present has no sockets in it, would it be possible to add to the existing ring main in the consumer unit (this is in the room). The load would be very minimal couple of...
  9. michaelw6

    Outside socket spurred from the ring main. query! (I am a long Serving electrician)

    Ok i may get slated for this one but here goes; A bit of background info first. Its been a while since ive looked at my iee regs, and ive not done my 18th edition but get the updates. i no longer practice much electrical due to a career change. But for friends, family old customers when i get...
  10. cliffed

    Zs on ring main high

    NICEIC visit the other day… pulled up on length of RM circuit …. Zs 1.30 ohms… RCBO 32amp B type…thoughts on this
  11. D

    LV fault tripping HV ring main unit

    Hi all, I have been on a site repairing damage caused by travellers collecting copper for the last week. We have found and replaced cabling to get the site up and running. Power has been on for a few days but today the 11KV ring main unit tripped. This feeds a transformer attached to the main...
  12. C

    Can I spur a socket from an existing fused spur on a ring main?

    I'm sure this has been asked before, but I just want to confirm: Currently I have a spur leaving a socket in the bedroom, into a 13A Switched FCU and running up to power a double socket in the loft. I now want to locate a socket in the old boiler cupboard/airing cupboard to power a tumble...
  13. Dvyj123

    UK Extending ring main with wago 222

    I have come to extend a ring main on the old wiring (red and black) and have used the wago 222 connectors to extend each leg and extended each leg in a wago junction box and are all connected in the ceiling screwed to joists. The wago 222’s are rated at 32A but when used maintenance free like I...
  14. D

    UK Lighting circuit on a 32Amp ring main question

    First post and Newly qualified, been asked to complete an EIC/EICR on a property after previous electrician carried out the work but never gave a certificate for pretty much a full rewire. I had a quick look when I popped round, and from what customer says, there is a 32Amp ring main for...
  15. S

    Can you connect an FCU directly into a ring main?

    Hi, Can you connect an FCU directly into a ring main? Rather than splitting the ring main and installing a JB I would rather fit the FCU direct. Cheers
  16. brokentechie

    Running ring main wiring and lighting circuit wiring together/in close proximity.

    I'm building a "media wall" type structure, to house TV, av equipment etc, with alcoves each side lit by Led downlights and I'll be extending my ring main also as part of the build. My question relates to clipping cables to the ceiling plate (2x3 timber) - is it acceptable to run 1mm T&E...
  17. asheyash

    Ring main extension or spur

    I have one double socket in my living room I need to add 3 double sockets plus a socket for the tv which is now wall mounted. i plan on cutting the plug off the tv and wiring direct to an FCU (same amp as current plug for the tv) this hiding the cable from sight. if i spurred off my one socket...
  18. Neptune

    Extending ring main cables

    I would like to extend the existing 2.5mm T&E cables to relocate a switch. Can I use a 2 way wago connector for each cable and do they need to be enclosed in a box? Also, will this cause any issues with continuity and resistance testing in the future? Thanks in advance
  19. AnonDIYer

    How to correctly wire 2-way switch for ring main

    Currently I have a spur from the ring main, but I'm planning on adding more sockets. I can't add a 13 amp fuse because I expect to be using more than 13 amps, therefore, I am going to convert the spur into a ring main extension, as in the following diagram: I'd like to put in a 2 way switch...
  20. PhilCumbria

    Kitchen Ring Main Problem

    Hi all i have a problem on a kitchen ring that has been reconnected by a different firm on a complete rewire. The building has been rewired apart from a kitchen that was joined onto existing wiring. Problem is, one I don't have a ring and two, I get power but then it goes off after an hour or...

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