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  • Users: Nayeem1993
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  1. Nayeem1993

    High magnetizing current

    Hi everyone. I'm facing a problem regarding making a controlled DC power supply for my battery charging. I'm powering two identical transformers salvaged from computer UPS(each 300VA and 240V/6V) with a ac motor speed controller. I connected two cheaper brdige rectifier(each rated at 100A, but I...
  2. Nayeem1993

    Autotransformer modeling in etap

    Hi everyone. I'm new member of this forum. I've been using etap for a couple of months and recently I'm trying to model a 230/132/33kV YNa0d1 autotransformer in my project. The problem is, etap lets me choose between 2 winding and 3 winding transformer but no autotransformer can be inserted...

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