ring main

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  1. D

    Intermittent Ring Main Fault due to Bad Weather

    I have an intermittent tripping fault on a 30amp ring main circuit (old Wylex board with B-Breakers - No RCD) located in single storey extension (no roof access) caused by the bad rain within the last 24 hours. The tripping can be sometimes instant, but other times it can last as long as a...
  2. B

    Wago connectors in a ring main

    Some Wago connectors are rated at 24 amps and take cable up to 2.5mm. Would you use them on a ring main circuit? My concern is that if one leg of the ring went open circuit, the wago would be then used on a radial circuit protected by a 32a mcb. Bul
    • Bul
    • Thread
    • connectors electricians' talk main ring ring main wago
    • Replies: 16
    • Forum: UK Electrical Forum
  3. S

    Extending a ring main outside.

    Ok so firstly I am not a DIY'er but would like to get some info in regards to the following project. I have a new house (2009) so the main board has rcd protection and the wiring would conform to the regs in that year I am not certain about the month though. I need to get power to the garage...
    • SAGE
    • Thread
    • electricians' talk extending main outside ring ring main
    • Replies: 17
    • Forum: UK Electrical Forum
  4. B

    Puzzling IR & Continuity results on an old Ring Main

    Hi, I'm relatively new to this forum and have not long since qualified. As one of my first job, I recently installed a new CU to feed a large shed. I got the clients provider out to install a service switch so I could safely tail up the new CU. Whilst the engineer was out he plugged his tester...
    • bf2k
    • Thread
    • continuity electricians' talk main old results ring ring main
    • Replies: 34
    • Forum: UK Electrical Forum
  5. A

    BS 3036 fuses on Ring Main.

    Hi, I am looking for a bit of advice on the Regs relating to BS 3036 fuses on a ring main, as I do not agree with the comments made on a PIR. The defect states that the conductors are too small for the protective device due to the 0.725 factor. The circuit is wired in 2.5mm2 singles in...
  6. X

    Hello, can you help me with my ring main / fuse board?

    Hi to all My plug sockets upstairs are supposed to be on a ring main, I have continuity from the fuse board to all seven sockets but the final leg back to the fuse board has no continuity on the live wire. It's possible that it has been like this for years and that the circuit has always been...
    • xenon20
    • Thread
    • board electricians' talk fuse fuse board hello help main ring ring main
    • Replies: 15
    • Forum: UK Electrical Forum
  7. D

    swa feeding ring main 1 leg

    Hi all have a job to quote to sort out kitchen is wired in a radial circuit spured of a ring spur of a spur can acess the 2 legs in a loft abov ekitchen but the only way back to the board is outside was going to clip 1 swa 10mm 3 core along wall back to board with 32 rcbo and conect both legs of...
    • davetherave1979
    • Thread
    • electricians' talk feeding main ring ring main swa
    • Replies: 12
    • Forum: UK Electrical Forum
  8. M

    Workshop ring 110v ring main? what is the best way

    Hi There, I am currently wiring a car body repair workshop. The owner doesnt want transformers everywhere and has asked me to lookinto 10 x 110v twin points around the workshop running from one transformer. I have looked into it and was just checking whether to wire the circuit in 4.00m...
  9. M

    Can i legaly rip out the kitchen ring main and replace myself?

    Hi, I wonder if anybody can help me please. Years ago I passes my city & guilds in 16th edition and have re wired many properties before I passed and since i passed, but none since part P regs was introduced. Im very competent and know exactly what im doing so there is no issue there and im not...
    • mindiawl
    • Thread
    • electricians' talk kitchen main myself out replace ring ring main
    • Replies: 90
    • Forum: UK Electrical Forum
  10. J

    Ring main in insulation

    First of all i would like to say Hi to you all. Im doing some research for a course and need to understand about ring main in insulation. I understand that because of the insulation it degrades the rating of the cable, so how do you overcome this ? i keep seeing about regulations and things...
  11. B

    ring main query

    hi all i want to know if its possible to obtain r1 and rn and r2 results by calculation by only having the R2 reading and zs reading i am unsure if this is possible any pointers would be great for a ring main circuit, i can judge the approximate length if this is a required factor
  12. K

    R2 test on a ring main where the conduit is the earth

    What readings would expect for the wandering lead method whilst testing from the consumer unit to the sockets, would you expect in the region of less than 0.10 ohm?
  13. 0

    Ring main fault. Found this. ?

    Called to a ring main fault. Customer has had some work done about 3/4 months ago. Have not yet found the fault but noticed on inspection 3 of these ring main extensions. What do you think. 15amp thru crimps!!
    • 067256
    • Thread
    • crimps electricians' talk fault found main rating ring ring main things unless
    • Replies: 5
    • Forum: UK Electrical Forum
  14. C

    FCU 's in Ring Main - advice.

    Just some advice needed with regards to a few items permanently connected in a kitchen circuit. Ring main circuit in a kitchen so will include a few double sockets, plus the following: Extractor hood, Washing machine, Tumble dryer and Dishwasher. Whats the best way to have the above items...
  15. D

    oven supplied from ring main

    I don`t do any EICR reports in my normal working days activities but i have recently had a look at a friends property as he is selling it and i have found that his integrated oven is supplied from his kitchen ring main from a FCU. It has been like this for many years and there is no signs of...
  16. D

    Fault on ring main

    Hello everyone, I'm just looking for advice on a ring main fault, I'll try and keep the scenario short so as not to bore you al.... I was asked to attend this fault at an on going job our firm our firm is doing (I wasn't involved from the start) The existing kitchen ring had been broken into to...
  17. T

    ring main

    OK all heres the scenario fitting new cu in a house its on old 3036 type no rcds in sight . anyway testing reveles no ring curcuit one 2.5 supplys all sockets the other 2.5 in the same fuse holder supplys one socket upstairs in corner bedroom ? took socket off has 2 live & 2 neutral black/red...
    • trickyb
    • Thread
    • aus electricians' talk main ring ring main
    • Replies: 18
    • Forum: Australia
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