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  1. J

    Power to outbuildings (again)

    That's what I'm trying to do. Perhaps you could elaborate, or point me at some useful definitions for the terminology you chaps like to use. You don't get far on google looking for "Z's" :D I'm guessing Z's are impendence? Ze the impedance to earth? A spur becomes a submain if you have a CU...
  2. J

    Power to outbuildings (again)

    At which point I'm afraid I get a little lost in terminology. I suspect the best bet is to post my full plans when I'm done and take it from there. I don't think there is much chance of any damage to the cable once in place, but safety first and all that. So for the purposes of my voltage drop...
  3. J

    Power to outbuildings (again)

    Hi all, I want to run power to some outbuildings. Unlike previous posts I can find, I want to provide power to several different locations via the same spur which complicates the calculations a little. I'll post details when I'm done with the maths in the hope that some kind person will...
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