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  1. G

    What Code for this one?

    What code would you attach to this gem, I gave it C2. These terminals are contained within steel trunking but are also part of a live 3 phase cct. See picture. It is installed as a 100 Amp 3 phase ring with these terminals every few metres. Distribution boards are connected from these terminals...
  2. A

    Rose circuit bedroom wiring mayhem, 3 blacks dosnt work!!!

    After purchace of three debanhams lights and sucessfull fitting of 2 the third has caused me some unrest due to an ensuite bathroom within the circuit. 1) Presented with three reds and three blacks i wired the three reds togther. Wire 2 blacks into a sucessfull bedroom switch leaving one...
  3. T

    UK Can't get within maximum load when applying diversity

    Hi all, I wonder if you might chuck in your 10 cents worth on this on? I have been asked to install electric heating in an office up on the 4th floor of a building. I've looked at the layout of the room, with regards of seating etc and after consulting with the occupiers have decided on the...
  4. T

    RCD Protection for lighting within communal parts

    I'm due to start working in a building which houses lots of flats over 6 floors with 2 internal communal stairs. I'm due to replace 13 ceiling lights per floor/stairs from a halogen bulkhead to a ELD 17w LED microwave/emergency bulkhead. Each floor is fed from a Square D B6 QOE MCB on a 3...
  5. M

    Leave existing ceiling rose within new metal light fitting??

    I'm your average DIYer and after advice about replacing a pendant light with a new flush metal fitting. I can fix the new light to the ceiling and the existing rose sits within the void of the new fitting without any clearance issues. Is it OK to leave it in place and wire the new fitting into...
  6. O

    Which Publication is this?

    This picture was sent to me by a plumber - so I'm guessing its some form of plumbing or gas safe regs He was saying the bond HAD to be within 600mm and that my regs (BS 7671 AMD3 were wrong!) So I was wondering is this is the document above that needs changing to reflect the proper description!
  7. L

    Rating factor within an enclosure?

    I seem to recall there is a rating factor that can be used within an enclosure effectively uprating the current capacity of the cable. Does any one know what this is and can it be found in BS7671 or is this a rule of thumb (?) for switchboard manufacturers?
  8. S

    Install within agricultural sector?

    Been trying to work out if I can legally install a 240 panel with 24v outputs within a poultry farm as an addition. I have zero qualifications but am prepared to train. From what I’ve read so far you just need to be competent, which leads to which qualifications would prove this ? Would the work...
  9. HappyHippyDad

    2 or 3 rings within a 3 bed semi?

    Evening all.. I have just rewired the sockets in a house. To begin with all sockets, including the boiler (gas) and kitchen where on one radial circuit on a 20A mcb. I have put the house on one ring (32A mcb), the kitchen on a seperate ring and the boiler on its own circuit. The client is...
  10. W

    Poolside lighting within Zone 1

    Hi All, customer wants some new poolside lighting, and the edge of the pool is 1.8m from the side fence so it's within Zone 1. Didn't seem to bother the last Spark, but if I read it correctly 702.55.4 says Class II 230V lights if they are 2m up and RCD'd (not likely to be wanted due to light...
  11. S

    Fire alarm within public house with dwelling

    OK so while installing some cameras and aerials for a friend at their pub, I noticed some causes for concern... It was refurbed last year before they took on the lease, I noticed the old detectors changed for fike twinflex (which im sure I read the panels arent EN54 anymore) anyway today I asked...
  12. DavidSpark

    Introduction

    Hello, Quick introduction, My name is David and I work as an Electrician within the military, I've been doing that for the past 4 years. Worked within the industry with bits and bobs here and there since 2009, most of that time since then has been spend in education. Looking forward to...
  13. D

    RCD tripping times exam question

    I sat the 2394 written exam tonight and one of the questions was about testing a 30mA RCD. It asked which tests you would carry out and the permitted tripping times. I answered that at 30mA and 150mA it was equal to or less than 300ms and 40ms respectively. Which I believe to be within those...
  14. V

    Naked Ladies? the results for L-L and N-N should be within 0.05 ohms

    Naked ladies are lovely. especially if they are fit. However, on an electrical note... When testing ring final circuits end to end tests confirming the ring. I have recently been informed that the results for L-L and N-N should be within 0.05 ohms. I know that they should be the same, but where...
  15. Admin

    Warning: swearing contained within - plumber v electricians video

  16. I

    Satisfactory or Unsatisfactory

    Hi fella's , Following a recent report I have had sent to me t was deemed that multi-core SWA doubled up to supply a single phase piece of equipment, was unsatisfactory for following reasons. 'Poor onsite installation practice may result in increased risk of failure,electric shock or fire'...
  17. B

    Experiencing volt-drop within household

    Hi All, I am not a qualified electrician - please be gentle! I had renovation done to my house last October which included a complete refitted kitchen. The new kitchen included a new Neff double oven in which has been working like a charm since last it was installed (including both ovens being...
  18. D

    minor works high Zs Values

    test, cant seem to post????
  19. HappyHippyDad

    Uploading images within a word document onto the forum?

    Hello all, I have just spent about an hour drawing a diagram in word (using shapes/boxes/lines etc) and I cant work out how to put it into a thread. Any suggestions? When I press upload it just comes up with "Doc1.docx:Invalid file". It wont actually look like it took an hour! Usually I just...
  20. P

    Switched fuse within 300mm from sink

    Hi guys, when completing a EICR how would you code a switch fuse spur feeding a water heater situated within 300mm from a sink. thinking about the splashing and possible switch use with wet hands. was thinking code 3 if RCD protected and code 2 if no RCD protection?

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