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  1. D

    Distribution circuits in apartment block

    Hi all, First time poster here, albeit long time lurker. I could do with some opinions on running distribution circuits around and through the building voids of an apartment block. The project is an old police station being converted into flats. The bloke from the private DNO approved company...
  2. M

    Henley block

    Hi. Quick question, tightening torque for 25mm 6491x meter tails into a Henley block, anyone know or would it most likely be just FT? The Henley Box i have is double pole 3mm allen key type, good job i still have my trusty insulated 3mm allen tool that i 'acquired' from the Eastern Electricity...
  3. K

    Block schematic of Solar PV and battery

    I am a Napit registered electrician and want to get into Solar PV and battery storage. I have boot camp booked in April but am not hearing good reports of the outcome of this training. In the meantime I want to do as much research as possible so want to review the elements that go to make a...
  4. J

    Rewiring entire block?

    Looking for some advice and timescale here. I'm not an electrician just a tennet with a housing association. I've been offered top floor flat in a tenement building( build 1930's) but I can't get moved in until Scottish Power have carried out works described as "Rewiring the entire block"...
  5. S

    Connector block wiring and replace with Wago

    Hi all, I am about to fit a light fitting and wanted some advice whether I should just connect the light cables into the correct terminal blocks or should I replace the terminal blocks with the Wago connectors? I have attached a picture. Any help would be really appreciated. Sal9
  6. M

    UK Does this henley block on the incoming tails of TT have a fuse in?

  7. N

    Supply for 50 flats in 5 storey block of flats

    Hi all, I hope you could share your experience and advice regarding supply 50 flats in 5 storey block of flats. We get 3 x 430A supply. What would be the best option for distribution power to each flat? I was thinking of 3 ryefield boards on 4th, 2nd and ground floor, however it will require...
  8. E

    Which connecting block for oven

    I am replacing my under counter oven with a new 3kw one, oven is on its own circuit and isolation oven switch, the cable is either 4 or 6mm coming through wall where I need to join. The oven came with flex but no plug, which type of connector block should I use to join the two? Similarly, have...
  9. J

    UK Running Neutral Wire from consumer unit to Ground henley block

    In the UK, It is said that the neutral wire is connected to ground/earth wire along the way back to the substation. Ive inherited a setup where the incoming SWA neutral wire is hard to join/reconnect to as the previous electrician hasn't used a henley block due to limited space... therefore the...
    • James1985
    • Thread
    • block consumer consumer unit ground henley neutral neutral wire running unit wire
    • Replies: 4
    • Forum: UK Electrical Forum
  10. T

    Block of flats, supplies to flats.

    Hi Guys, We are undertaking a large development and just want to get some ideas on how others would supply each unit. There will be a rising main, with potentially a rhyfield unit on each floor in each 'zone'. We have in past projects used SWA to supply each unit, with the rhyfield unit...
  11. C

    Can you help me install a fixture using a screw terminal block?

    I have never installed a fixture that uses a screw terminal block before and could use some guidance. Since the earth wire is connected to I screw the grounding wire in the same terminal and then connect the blue wire to the white and the brown to the black?
  12. E

    How are auto piggy back fuses connected to the fuse block.

    I am getting conflicting information on piggy back fuses that I am using in my Honda CRV and Ram Promaster 3500. I assumed that the piggy back fuse connector was a bridge between the hot and the ground bus in the fuse block and hence was independent from the fused circuit that was using that...
  13. D

    twin and earth between block wall and dot dab - cable channels needed?

    Hi all, Our sparky has carried out first fix, twin and earth cables clipped to the block walls of our extension routed to each back box. His leaving instruction was to dot n dab the plasterboard over the cables - but he has laid them without plastic or steel cable channels and in such a manner...
    • Deuce
    • Thread
    • and earth between block cable channels dab earth needed twin twin and earth wall
    • Replies: 18
    • Forum: UK Electrical Forum
  14. S

    Damaged 240 AC to 24V power block

    Hello all, below is an image of the rear of a power supply that feeds my laser engraver. It is broken but i cannot get a direct replacement, would this product at Amazon do the trick...
  15. S

    Messy choc block for lighting circuit

    I have just been in the process of changing some old 12v halogen downlights in the bathroom for bathroom for mains volt leds. My late father was a retired spark so know a little of doing some basic things. The previous downlight transformers had been wired into a choc block which was just...
  16. Alireza1201

    Prevent an AC controlled SCR from turning off at zero voltage of AC wave.

    Hi guys, I have used the following image circuit to control the load. AS you see the SCRs are controlled by AC signal and The opto-triac is always ON. If the load is a resistor, When the AC signal is positive the current passes through the SCR1 and when it's negative it passes through the SCR2...
  17. P

    Fill unused holes in Henley block

    I might need to remove an old heater CU leaving some cable holes in the Henley block where its tails currently go. Anyone got a good suggestion for an insulating plug for those holes?
  18. W

    Outdoor 32 amp isolator with Aux contact block

    Hello, I am looking for some recommendations for external motor isolators with Aux contact block. Ideally large enough to gland 3 cables at the bottom, most likely 3x M20. possibly 2x M25 1x M20 for a few. I have taken over maintenance on a site and most isolators are unserviceable and will need...
  19. N

    Block connector melting

    Hello. 3 phase alternator to rectifier is melting the inline 3 pin block connector (twice), not the connector at the rectifier. Does it need heavier wiring/connectors?
  20. G

    Block of 200+ flats, eleven single channel hot water timers blown this week alone.

    Got called to "a flat in Manchester has no hot water" at 16:30 today and to be frank I was a little miffed to have to attend. So arrives at site, spends 20mins finding parking, 30 mins finding the site contact, getting keys and then being informed that it was not one flat but eleven. Have no...
    • GBDamo
    • Thread
    • alone block blown channel flats hot water single timers water
    • Replies: 67
    • Forum: UK Electrical Forum
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