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  1. crossconduction

    Zero Sequence current during XFMR inrush?

    In the last few years I've been transitioning more to power electronics (merging 450V power system world to the SCR / IGBT electronics world). I once thought that transformers were the most beneign device in any electrical system and pales to the complexity of electronics. I had no idea how...
  2. crossconduction

    Zero Sequence current during XFMR inrush?

    Heriv, regards, so inrush decay profile is a LR time constant of the primary side (with L on secondary being reflected to the primary side which is influenced by R on secondary side) ?? Let me put it a different way: what are all the factors which can reduce the time it takes for inrush to...
  3. crossconduction

    Zero Sequence current during XFMR inrush?

    With regards to transformer inrush. I have an application involving D - D 450 to 450 transformer. The 3ph transformer is formed from separate single phase transformers. The transformer is feed by solid state source transfer device. The SCRs sometimes cross-conduct during source transfer...

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