conductors | Page 9

conductors

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  1. N

    Crimping 240v Twin and Earth - Safe??

    Hello, I would like to know what the regs say on crimping 240v 1.5mm twin and earth (single core) using red straight through crimps... Is it legal/safe/can it be done and pass inspection etc etc? What can I do/use instead of using a chockblock (connnector block) to join 1.5mm twin and...
  2. K

    main equip bonding conductors.

    just a quick check guys, i believe im right in saying that the main water/gas bond has to go back to the main panel board of an installation. basically where ever the main intake postion is your bonding conductors have to go back there. ive been to a job today and gas/water bonds are coming...
  3. G

    main bonding conductors

    i have recently finished a periodic test of a fairly large castle and found that the building had no main equipotential bonding conductors. There is around 22 individual consumer units situated around the building all coming via sub main supplies from the main incoming area. Must the main...
  4. D

    Conductors carrying low voltage.

    In page 90 of Brown book (16th Edition) (sorry guys I haven't got my red book 17th Edition yet) Reg 515-01-02 reads; 515-01-02 Where equipment carrying current of different types or at different voltages is grouped in a common assembly (such as a switchboard, a cubical or a control desk or...
  5. D

    underfloor heating

    Hello, with regard to underfloor heating mats, the new regs 753.411.3.2 state, "in the case of heating units delivered without exposed conductive parts, a suitable conductive covering, for example a grid with a spacing of not more than 30mm shall be provided on site as an...
  6. J

    Testing Help Please

    been on the firm for nearlly 2 years now and ive never had to do a test and inspect on a property. well now the time has come and im not entirely sure what tests i need to do, could some please tell me if this is correct. visual inspection IR all the circuits get a Z reading from all the...

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