bs7671

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  1. E

    Bs7671

    I passed a pdf version of the regs about a while ago and ive lost my copy, anyone still got it?
    • ezzzekiel
    • Thread
    • aus bs7671
    • Replies: 14
    • Forum: Australia
  2. D

    Swa bs7671

    bit of a brain fart again... using 3 core SWA cable 3rd for earth single phase 230v, TABLE 4D4A clipped direct... wich column do i use.... is it 2core, single phase, or is it cos im using 3 cores 3rd as earth i need to jump across, to next colum and use although it comes under 3...
  3. sythai

    Bs7671 2008 hardback ££....?

    Anybody know what this is worth brand new never used, cant seem to find hardback version for sale online anywhere ? Been given one by customer who works for the publisher:) Only just published so might not be on sale yet ? Many Thanks, Sy
  4. D

    EFL on TN-S with RCD

    I'm doing 30mA & 100mA RCD resting on a TN-S system TN-S earth fault loop impedance max is .8 ohms TT earth fault loop impedance max is 200 ohms Regs state approx 1500 ohms for RCD on TT system What should the maximum Zs be on a TN-S system when testing an RCD?
  5. C

    Useful Information for Electrical Form filling to BS7671

    useful info print off and stick in brb/osg :cool:
  6. S

    bs7671

    Hi i am doing a new build and the metering company are asking for a bs 7671 certificate. Surely i can not produce a certificate before i have power to test. Sorry i am a bit confused. Thanks for your help
  7. J

    Using BS7671 to select protective device?

    Sorry for the vague title:rolleyes: Is there a table in the big red book listing the types & ratings of protective devices available? I usually just use table 7.1 in the OSG & I've had a trawl through chapter 5 & appendix 4 but can't find one:o
  8. B

    Am2 question confirmation please

    Hi just done my am2 test everything went well i think, but would like confirmation of a few questions in the written exam as i won't find out result for a couple of weeks and also what the pass mark is if anyone knows ? max voltage covered by bs7671 ? possibles A 1000v phase to phase B...
  9. Mark.W

    BS7671 : Reference

    Hi chaps Here's a nice little website for quick reference. BS 7671 : 17th Edition Cheers Mark

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