terminal | Page 9

terminal

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  1. D

    Main Earth Terminal

    Technically responsibility of DNO to provide... But... How often do you see the main equip bonding run straight through to the CU? Just wondering how many of you fit your own METs (fair enough in my book) or leave bonding as it is through to the CU?
  2. S

    S Plan Plus Heating System

    hello, just been looking on the net for a bit of support on this matter as i carnt get in touch with honey well or vaillant about it . then came across this site and thought i would post ! so hello to all . iam a qualified electrician wanting an answer to a question on the title above . the...
  3. B

    lighting circuit

    how do, can anyone tell me about a lighting circuit that has neutrals in a terminal block at the light switch? how does it work and how would you add to it? thanks
  4. P

    Star Terminal Block Arrangement

    Hi all, Query about Star Terminal Block Arrangements. On our notes online, it says “the start ends of each winding (aren't these U1, V1 and W1) must be connected together to form the star point and the finish ends connected to the 3-phase supply.” Should it not be the other way round, i.e. the...
  5. I

    Megger DET4TC2

    Hi Guys Does anyone know if this meets current requirements Megger DET4TC2 Cheers in advance
  6. L

    Lightning protection using ESE air terminal

    Hi, I'm designing a lightning protection system for a building 125m height using ESE air terminal. As I known, the French standard NFC 17-102 is applicable to the lightning protection using ESE lightning conductors of common structures of less than 60m high. What standard applicable to the...
  7. K

    Help with bedroom light and dimmer, please...

    I cannot afford an electrician therefore I am having a go at my bedroom light myself. The problem is that there are 3 cables where the old light was, therefore 3 x red legs and 3 x black as well as the earths. The light fixture I have has a connection for L, N and Earth. Now I understand that...
  8. C

    2330 L3 Practical Boards

    Going stir crazy here, How do you go about getting some results for a 100mA 100A RCD Main switch, when there is already a 30mA RCD in the MCBs - any advice greatfully recieved - I have a Fluke 1652, cheers, Angus.
  9. B

    Terminal Identification

    Hi guys :) Can someone identify the terminals in the photos below, are they DIN? I want to replace a set of LNE terminals in this row with a set with larger capacity. Any ideas where I can get some?
  10. G

    cpc in switch boxes

    When wiring surface switch backboxes,what is the correct way to leave the cpc if there is no terminal? Is it as simple as leaving it in connector block or is there a better way? Cheers

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