bonding | Page 10

bonding

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  1. AlmondSauce

    Bonding outside copper pipe

    We have a copper pipe running along a wall outside in the garden - it's used to supply a sprinkler system. (Inside the house it's plastic, there's a join to copper just before it comes outside.) Should it be bonded? It's not at present. All my knowledge of bonding comes from pipework running...
  2. S

    Main Protective Bonding Conductor question

    Hi guys Would appreciate your comments on the following.. I am currently involved in the refurbishment of a building with 2 service heads (both in use) but only one gas intake and one water intake. What are the main bonding requirements in this situation? I am assuming both MET's require a...
  3. J

    Street furniture bonding

    What are peoples thoughts on bonding powered Street furniture that is within touching distance of each other. I have a few ideas but there is nothing in the regs for guidance. Thanks
  4. J

    IEE 18th, 701.415.2 p241 - sup bonding bathroom

    Hi Old time 15th Ed. working way through 18th in prep for 18th test, also been a while since i wired in anger so to speak :-). 701.415.2 states that i can omit supplementary bonding in my bathroom so long as i have a protective equipotential bond compliant to 411.3.1.2 and finals in the...
  5. C

    Main Earth Bonding (two supplies)

    Large house with x2 power supplies/ service heads. first supply 3 phase TN-S located in a pig of a place and is furthest away from the gas and water entry points and meter positions. Second supply is a single phase TN-S located only a few meters away from the water and gas entry points to the...
  6. edexlab

    Bonding tray in 18th edition

    I've not yet got a copy or read the 18th ed But I heard the other day from a young Engineer at work who's doing the course ( his first time doing regs exam) that in the 18th it's compulsory to bond all joins in tray etc Can anyone elaborate on this?
  7. Y

    Bonding earth to metal furring behind plasterboard.

    Should I bond all metal furring behind plasterboard to earth busbar
  8. HappyHippyDad

    Does this require Main Bonding?

    The water pipes enter the house in metal, then there are a few cm's of copper after the stop cock and then plastic. It is hidden behind the kitchen draws (which can be removed to access). Does this require Main Bonding? The stop cock tests as 0.36Ω to earth, it is TNCS. I just cant see how...
  9. Thomas Connolly

    RCD Testing and Bonding question.

    Good Evening Everyone, I've gotten myself some work along an experienced electrician which I am massively grateful for. Prior to this, I need to test an installation. I am confident on the use of my tester and how to carry out the tests from what I have learned when I got my C&G2392 but I...
  10. J

    Bonding Extraneous Conductive Parts

    hi. Question re bonding a metal where cold comes in as metal pipe ground into house. So cold will be bonded where service comes in. Read article in wiring matters 2019 about changes for part 18. Example given of faulty kettle where fault to earth exists at kettle, some one touches kettle...
  11. mattg4321

    18th Edition Bonding requirements

    Was talking about this with a couple of guys on site earlier and differing opinions were had. It seems the line quoted below has introduced some confusion. "Metallic pipes entering the building having an insulating section at their point of entry need not be connected to the protective...
  12. BeardyJaws

    EP Bonding Copper pvc copper

    Hi, a little clarity required please. I’ve recently been to a property to make an emergency repair to a broken cable ( they drilled through it). I’ve patched the cable for the moment but while I was looking at the bonding I found the CH pipes bonded next to the incomer but not the incomer...
  13. J

    Main protective bonding/equipotential bonding

    I’m just wandering does anyone know where mpb would be located in properties such as apartment blocks or housing
  14. J

    Bonding - CU or Main Incoming Fuse

    I'm aware that a 10mm earth cable needs to run to the incoming water and gas supply but I was wondering if someone could tell me whether this should be from the consumer unit, the main incoming fuse, or both? TIA

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