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Details of BS7671:2018 Amendment 1 are here.

Alan Capon
Details of Amendment 1 of BS7671:2018 is available here: https://electrical.theiet.org/bs-7671/updates/


Regards,


Alan.
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    Is the formula for calculating the maximum neutral current (Im) in Annex A722; A722.1 Neutral current of a three-phase installation, actually correct?


    There's an L missing (IL3) and only half of the final multiplication is shown. 


    Probably!

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  • 0
    Is the formula for calculating the maximum neutral current (Im) in Annex A722; A722.1 Neutral current of a three-phase installation, actually correct?


    There's an L missing (IL3) and only half of the final multiplication is shown. 


    Probably!

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