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  1. joviancw

    Transformer step-up to step-down setup

    It is grounded. Thanks again!
  2. joviancw

    Transformer step-up to step-down setup

    Oldfieldguy, Thanks for the feedback. Are you saying that the wye-delta configuration is the better way for the step-up? I had thought that the single ground fault detection was better for a wye on the secondary side of the step up.
  3. joviancw

    Transformer step-up to step-down setup

    I have a transformer setup that has a 3000 kVA 480V Delta to 4160/2400V Wye step-up dry-type transformer hooked up to a 4160V Delta to 480V Wye step down oil type transformer. I believe this configurations is fine but I am getting feedback from the manufacturer that the setup of the step-up...

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