blocks | Page 3

blocks

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  1. C

    Brass Earth blocks

    Anyone know a supplier for proper brass earth blocks the brass coloured ones and not those cheapy nickel plated jobbies. I sometimes find the head sheers off the screws on them which doesn't happen with the brass ones.
  2. E

    Terminal blocks and tape

    Morning all. A straight forward question if I may. When is it acceptable to use terminal blocks and electrical tape?
  3. B

    Connector Blocks in conduit boxes

    Are Connector Blocks in conduit boxes acceptable?
  4. E

    Beating the Chinese Internet Blocks...

    I will shortly be joining a new project in China, as you might know, there can be problems gaining access to many web sites from China. I'm looking for means to by-pass the Chinese block. ...To this end i've found a site that actually allows you to use your current IP address. I may use this...
  5. S

    waggo connector blocks

    I was reading an old post where it was said it was ok to use waggo push fit blocks instead of crimps when extending cable in a wall. but would it still need heatshrink? If cable was extendid in a loft would just the waggo be sufficiant or would extra protection be needed to protect the block...
  6. M

    Down rate cable installed in aerated block wall?

    Given that aerated concrete blocks have thermal insulation value of between 1/2 and 1/5 of 100mm rockwool should a cable chased into the wall and skimmed over with plaster be down rated as per installation method 100 or 102 ? Is this altered if the cavity behind the aerated blocks are filled...
  7. R

    Wago's , junction boxes and choc blocks whats best with downlighters

    Ok what is best practice ? When fitting a room out with downlighters in the ceiling and doing it with a loop in loop out method what is correct. Most lights I fit are Click brand and always come with a blue 3 pin block so its easy as terminals are large enough to fit the wires in and out.Job...
  8. M

    wago connector blocks

    have u used these yet. iv tried them, great time saver, what new accessories have you guys found out there
  9. T

    Are connector blocks in a fuse board against regs?

    Are connector blocks in a fuse board against regs? Ive got an niceic inspector coming out and i want everything perfect? Thanks
  10. X

    Wall construction - plaster blocks?

    Complete novice here I;m afriad but just have a quick question. I'm just in the prcess of chasing out my sockets but the construction of the wall is one I;ve not come accross before. The blocks look like they are made of plaster with large holes running through the middle of them. Any idea...
  11. P

    Henely Blocks

    Hi All, Still finding my feet in the world of electrics and hence my simple question:D I may have to extend the cable on one leg of a final ring mains so it will reach the new consumer unit this coming weekend. Firstly in cases such as this is it good practice to use a Henley block to extend the...
  12. M

    NICEIC Certification Scheme NICEIC required certificates

    I was browsing in the electa-course website and noticed they are selling software for £30 which has all the different types of electrical certification, you just fill it in and print it off. I was wondering do NICEIC accept these types of certification from their approved contractors and...
  13. Mark42

    Bonding between Earth blocks on Hager Invica boards. Is that it?

    I’m today fitting a Hager Invicta TPN board; the first time I’ve used this model. Maybe I’m missing something here, but the four earth blocks sit on heavily-painted steel brackets, with the only electrical connection between the blocks and main earth terminal via the chassis, relying on two...
  14. R

    Cheap Henley blocks?

    I'm sick of paying loads for henley/service connection blocks. I don't see how they can justify the extra fiver it costs more than two earth blocks (which essentailly is all they are) for a bit of brittle plastic housing. Where can I get cheap service blocks, or what other options do I have as...
  15. P

    5 amp chop blocks

    guys, this may sound stupid why are there chop blocks rated at 5amp and a mcb can be rated at 6amp
  16. M

    Few domestic quickies please

    Hi all, please can anyone clear up the following: domestic install: existing CU in very tight kitchen cupboard and full to brim. Tncs supply on other side of wall in external meter cupboard (newish build) 1) new sub is needed to very large shed/office in garden area. am i permited to run...
  17. lurch

    economy 7 rcd test

    Hi I have just installed an RCD to an exixting E7 install. Does any one know if there is a test facilty in order to test the Ze and the RCD? Otherwise I gotta come back at 1130pm!! Thx in advance
  18. R

    Connector Blocks

    Hi When looping in at switches for a lighting cct what size connector blocks do people use for connecting the neutrals as they come in 2, 5, 15, 30 and 60? If you were using a 6 amp C/B is a 5 amp connector block acceptable. Also for 1.5mm using a 10 amp C/B would you again use the 15 amp...
  19. P

    henley blocks in trunking

    I have to connect up a check meter. Is it ok to terminate the 2 armourds into 4" metal trunking. Then use henley blocks to terminate the feed/loads, and come out of them with double insulated tails into the check meter?

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