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Discuss Quick 2391 question in the Periodic Inspection Reporting & Certification area at ElectrciansForums.co.uk.

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  1. JakeC
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    JakeC Regular EF Member

    Hi, I'm abit stuck on a question..

    Zs=Ze+(R1+R2)x12xL\1000 What does the 12 represent?

    Many thanks
     
  2. telectrix
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    telectrix Scouser and Proud of It Trusted Advisor

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    is it 1.2 (not 12) to allow for temperature correction? just reread and it looks like confusion with Zs and volt drop calcs.
     
  3. JakeC
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    JakeC Regular EF Member

    It's been retyped up so must be 1.2 :daisy:
     
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