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  1. Mark Chris Lewis

    Transformers at low load and impact on power factor

    David hi thanks for the response. The 0.6 of figure at the source end is lagging. This figure is what I expected. Because of the mag current. Yet the loadflow model suggests it should be 0.95. which I don't understand. The issue is that meter operator is certain that their reading of 0.6 is...
  2. Mark Chris Lewis

    Transformers at low load and impact on power factor

    Guys hi, Looking for a quick and simply response to a technical issue regarding overall site power factor. Situation. 3km of 132kv cable feeding a 56MVA transformer (132/11.5/11.5). 30 metres of 11kv cable connected to a 11kv switch panel. The load at the 11kv switchable is 3MVA. Local meter...

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