core

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  1. W

    If you have 3 single core cables in conduit for a singular circuit would this be classed as bunched?

    Hi there, I'm Currently doing my design calcs for my college project and doing the actual Zs calculation. Formula is Zs= Ze (or Zdb) + (R1+R2) Then for (R1+R2) you find the (R1 +R2) per metre value in the On site guide appendix i - i1 , which for me line and cpc are both 1mm so its 36.20 . I...
  2. J

    Need a little help, can I add a second PIR with a single core line in (live)

    Will this work?
    • Johnny M
    • Thread
    • core help little live pir second single single core
    • Replies: 4
    • Forum: Lighting Forum
  3. A

    3 core and earth on a light fitting

    Good evening. My son in law has moved into a 5 year old house with a conservatory. There is a 3 core and earth lighting cable poked through from the house into the conservatory which has never been attached to a light fitting. There is only ONE switch serving this light NOT two. My question is...
  4. R

    I am designing a wall light with 3 core 0.75mm cable leads.

    I am designing a wall light . Can the cable leads from the fitting be connected to the mains wiring inside the wall cavity or does the connection have to be within a terminal housing as part of the fitting?
  5. L

    Core eia cert not valid for 2391 eicr work.

    Been informed my core domestic electrical installation cert is now not valid for me to be insured for EICR certification even though I have a 2391 certificate Anyone encountered this?
  6. T

    New meter tails running in 2 core 25mm swa and 16mm single earth

    Hi everyone, i might be having to run new meter tails from meter box to consumer unit which is just under 3m run, i have used 25mm 3 core before and its hard to work with especially through joists. I was thinking about 2 core 25mm swa and a seperate 16mm earth to make life easier but then came...
    • tomodo
    • Thread
    • 2 core 25mm core earth meter meter tails new running single swa tails
    • Replies: 6
    • Forum: UK Electrical Forum
  7. J

    basic 3 core wire water resistance

    Dear Electric forum members ,Thankyou for reading this question maybe someone can help or point me in the right direction,I have been recently flooded and had water under my floor boards which covered some of the electric cables on the downstairs socket ring ,the cables were sitting in the water...
  8. M

    Sourcing specialist cable brown 3 core flex1.5mm 30m

    Hi all desperately seeking 30m of brown 3 core 1.5mm for a church job along the beams and my suppliers are struggling or can’t be bothered. Any ideas for suppliers please.
  9. G

    Single core cable in conduit terminating outside

    Looking for some advice; I am intending to mount two led downlights on pillars/brick walls either side of the garage door opening. I will drill through the cavity to feed the cable through. There will be a PIR sensor mounted in the middle above the garage door. Internally i wanted to put the...
  10. D

    Through crimp on solid core wire... what do we reckon

    Its okay / does the job Or rough as a badgers and should be a wago / push fit style connector Thoughts ?
    • Dustydazzler
    • Thread
    • core crimp solid through wire
    • Replies: 19
    • Forum: UK Electrical Forum
  11. A

    Is 25mm 3 core swa good for earth and Bonding

    So me and a colleague were having a discussion about using 25mm 3 core swa as a live, neutral, earth and a Bonding conductor when relocating the position of the consumer unit, I suggested that using a 25mm 4 core as I can't see the 25mm earth being big enough for 16mm earth and 10mm bonding with...
  12. telectrix

    Flex, 5 core.

    need to source some 5 core black flex for outside use.low power LED lights and provision for a water feature. 0.75mm or 1.0mm. H07RN smallest is 1.5mm. need 25m or could go with 50m and put remainder into stock. any ideas?
  13. G

    UK Garage consumer unit in an outbuilding swa 2 or 3 core

    Hi all I'm installing an Garage consumer unit in an outbuilding being converted to a studio for a photographer just 1 ring main and lighting circuit. supply cable 50M length SWA 10mm due to volt drop. No room where Consumer unit is to bring SWA in and terminate so was going to put IP65 box on...
  14. C

    Solid core Aluminium t+e

    Hi Guys, I have quickly checked the forum and the net in general, I need a bit of advice regarding some solid core Aluminium twin and cpc. I am adding a couple of sockets to a circuit and upgrading the board but the place is wired in solid core Aluminium. See pic. I've seen somewhere that MK...
  15. P

    What cable size and breaker would I need for two extractor fans in a public toilet? 1.5mm 3 core and a 20amp rcbo?

    What size cable for 2 extractor fans in a public toilet?
  16. B

    16 Amp Commandos 4 core swa

    I went to look at a job today and the client has two 16amp commandos installed but they are both wired in the same 4 core SWA through two 16a MCBs and the CPC for both is the armouring of the SWA. The two cores go to one commando and the other two go to the other commando(only about 5m away)...
  17. S

    5 Core flex for Dali still ok ?

    HI Under the latest regs can we still wire domestic lights using 5 or 6 core flex for Dali circuits 230v and 16v Dali bus in the same flexible cable all the way back to the central controller Thank you Paul
  18. C

    SWA joint the steel of a 2 core

    Hi everyone, I have a 2 core 10mm2 SWA from a DB to a consumer unit to be joint. I know seems a silly question but how can I joint the steel of the SWA? Thank you
  19. Highspark24/7

    Makita core drill

    Hi everyone I bought a makita core drill of a friend the other day this one https://www.howetools.co.uk/makita-8406-240v-diamond-core-drill-13mm-chuck?utm_source=google_shopping&gclid=CjwKCAiAv4n9BRA9EiwA30WNDzqeC-ABkxQCwp4UAM6UBgYmoTMYPHfjGif-Hcg4QV8r-Bb_RxIRmRoClsIQAvD_BwE However it has a...
  20. D

    Lighting Fault - mystery 3 core

    I am a relative newbie so excuse me if this might be obvious... I am trying to find a fault with the lighting in one room. Apparently, the light was very dim before the client had disconnected it. There is a 3 core in the light switch which when tested supplies about 150V. There isn't another...
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