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  1. S

    KVA new build development

    Wondering if anyone can help with this. My company has a new build development 12 x 2 bed semi detached. They have gas heating 1 electric shower en-suite, 7kW car charger. Roughly what would the average KVA be for these properties? Scottish power has come back with 2.5KVA per property but I...
  2. S

    Cable calculation

    Hi All,  I am very rusty on cable calculations as I haven’t really needed to do it very often and kind of need a bit of reassurance.    I need to supply a 3 phase sub board, 45 meter run in a duct from one switch room to another. main supply is 100Amp  Sub board is a 3 phase 100Amp main...
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