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  1. Aakash12845382

    Reduction in tan Delta as well as insulation resistance

    For a current transformer, what it means if both insulation resistance and tan Delta are being reduced over a period. e.g. tan Delta reduced by 40% while insulation resistance reduced by 10 times
  2. Aakash12845382

    Intermittent fault in induction motor

    I have one HV 3 phase star ungrounded induction motor. Sometimes there is a short duration of 5 milliseconds high magnitude currents recorded at its neutral side. The frequency of occurrence is random, sometimes even few days. How can a fault be of such type? Please suggest.

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