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single core

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  1. K

    how many 2.5 single core in 28mm conduit?

    how many 2.5 single core will fit in 28mm conduit?
  2. S

    Single core double insulated cable, a code 4?

    Would you put this as a code 4? The cable has no earth but is double insulated and the accessories it runs between has an earth. Or is this actually okay? I can't find anything about this. Thanks
  3. A

    single core cables not glanded?

    What code would you give on a pir,when single core cables that are installed in flexible conduit and the conduit is not glanded into a box? The single core cables are terminated into a lighting choc box. Cheers!
  4. A

    single core cables not glanded?

    Doing a pir in an office which was wired about 8yrs ago. Had a look above the ceiling and noticed the main supply side of the lighting transformers are supplied with single core cable, drawn through flexible conduit. The flexible conduit is not glanded into a box. The single core cables are...
  5. S

    Single core or 3 phase?

    Hi, Quick question, Where i work they are building a new building out the back, its a fairly big building and we are having to supplies from 2 different sub stations, whilst talking to a friend at work we where talking about what the HV supply (11KV) would be in terms of cable, do they use a...
  6. N

    Any tips on pulling single core cable into conduit

    We have today been pulling some single core cable into conduit and ran into a number of snags. Mainly the ball of knitting wool left after the majority of the cable had been pulled. We overcame this by adjusting the length of all cables to be the same when there was still only about three of...
  7. N

    Multistrand single core lighting

    Hi can anyone tell me where I can find info on 7 strand single core 60's lighting cable for resistance/meter and material etc I expected to find in App 4 7671 but can't see it. Were there several materials used in the 60's ie tinned, copper, steel? I'm not sure what the material is. Any advice...
  8. J

    runniing single core tails in trunking

    hi all just reading through and i have come across a post. it was about running single core 16mm tails to 5X CUs only 2way 5 sockets and 1 lighting point per CU. as if one trips it wont take the other 4 rooms out with it. i know you have to put an isloator on any tails lengh over 3m but...
  9. K

    Whats with these old single core lighting cables! Both RCD's tripped together

    So im replacing an board for a new 17th dual and ive decided to put the upstairs lights on one RCD and the downstairs on the other, you know how i was taught to to do it so it minimises inconvenience if a lighting circuit trips, you know. But then i come across these single core wires...
  10. J

    Single core 16mm to run outdoors

    Hi all, I'm doing some work on a house with a pool, which has its own ccu about 20 meters from the main board. It currently doesn't have a main earth from the supply. Obviously this means I need to run a 16mm earth back to the supply, with the only option being an outdoor run along an exterior...
  11. B

    T&E or Single Core?

    Gentlemen, I am adding a new ring and lighting circuit to an integral garage. I'll be taking a 2.5mm t&e cable from a 32A MCB at the main CU into the garage via underfloor, to a small remote CU (20A ring, 6Amp lighting mcb's) in the garage. The main CU will give RCD protection to the whole...

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