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Transformer Magnetizing Reactance

  1. Sep 13, 2008 #1
    In the case of an open-circuit test of transformer, when I increase the supply voltage, i realise the magnetising reactance (Xm) decreases, why does this happen?
  2. jcsd
  3. Sep 15, 2008 #2


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    Staff: Mentor

    You might be saturating it.
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