neutrals

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  1. E

    Still unsure about testing for borrowed neutrals.

    Hi , I know this has been covered before but i'm still unsure and concerned about nuisance RCD tripping after replacing a consumer unit if there are borrowed neutrals , especially on the lighting circuits. Last time i posted regarding this I was left confused as there were many different...
  2. E

    Borowed / Shared Neutrals

    Hi , Can someone tell me how to test for borrowed neutrals prior to fitting a new Consumer Unit (To avoid any problems when fitting RCD's) I am aware that a lot of the time borrowed neutrals are evident on the lighting circuits (especially two way stair circuits). Exactly how would you test...
  3. G

    ring circuit determination

    hi everyone. new to this. just carrying out a pir on a pub, and when looking at the d/b wiring, the neutrals/cpc etc dont marry up to the breakers. on the pir can i just limit doing a ring final test and code it or will have to persevere and find the right cables. as its a pub up and running i...
  4. N

    RCD trips on new CU change

    Hi all Replaced 3 old fuseboards today with a Wylex HI CU, customer just bought the property and didn't want a PIR just replace the board, I warned of the possible pitfalls of which he accepted. On removing old boards did a quick IR test between CPC and phase & neutral joined together on...
  5. K

    loop in at switch

    i need to 2 way existing circuit ,has been looped at switch .if i add strapper cable as norm does feed in go to l1 and feed out to l2 adding strappers as norm and link neutrals together on feed in/out
    • kye
    • Thread
    • aus loop neutrals strappers switch together
    • Replies: 2
    • Forum: Australia
  6. B

    lighting circuit

    how do, can anyone tell me about a lighting circuit that has neutrals in a terminal block at the light switch? how does it work and how would you add to it? thanks
    • bonio78
    • Thread
    • aus block circuit lighting lighting circuit neutrals switch terminal
    • Replies: 2
    • Forum: Australia
  7. R

    Reduced neutrals

    On a PILSC SWA cable with a reduced neutral, I would assume that the fuses should be selected to suit the design current for N? any suggestions?
    • ryanryan
    • Thread
    • canada neutrals
    • Replies: 1
    • Forum: Canada
  8. H

    fused neutrals???

    Just completed a rewire on a old house, when looking at the unit, all the lighting circuits seemed to have 2 fuses per circuit, one live and one for the neutral. i ad heard of this before but never actually seen it, until last week. can any one shed any light on why this was done???
    • hamlettphil
    • Thread
    • aus circuit double fuse fused fuses neutral neutrals plugged
    • Replies: 3
    • Forum: Australia
  9. S

    testing for borrowed neutrals

    on changing fuse boards has anyone got a sucssesful method of testing for borrowed neutrals before changing ? finding probs on changing boards then to find borrowed neutrals on two way lighting on stairs and wall lights thanks for any feedback !
  10. F

    building warrants

    Hi Guys , contractor that we use (not nic or select registered) have told me that to install a socket in a area used by the public requires some kind of building warrant or planning permission ,can anybody shed some light on this . We are in Scotland.
  11. C

    No cont. on neutrals

    Tested a kitchen ring today and got continuity on Line, Earth but not neutrals. Tester wouldn't give reading on R1 + R2 but everything else (Ins res, Zs, RCD trip time etc) was in order. Got 230v at each socket outlet and think I know where the problem lies (buried in wall with a brand new...

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