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  • Users: Chaps
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  1. Chaps

    Fusing Lateral Tap-Offs in an Ungrounded Wye System

    Guys, i thnak you so far for this useful information. it does make sense, and you are right busbar, th system is considered a uni-grounded system as the power transformer at the substation is grounded to a ground grid, but this is not extended to the distribution line.
  2. Chaps

    Fusing Lateral Tap-Offs in an Ungrounded Wye System

    Rbulsara, First of all, this is a real situation. Secondly, to clarify the siutation, at this utility, there is no neutral wire, however, the pole-mount transformer casing is grounded with the use of a ground rod in the earth. Because there is no neutral, a second phase line is run and the...
  3. Chaps

    Fusing Lateral Tap-Offs in an Ungrounded Wye System

    What are the advantages and disadvantages of installing a fuse(s) on a single phase tap-off from a three phase line to prevent the recloser in a substation from unnecessarily operating for faults on the single phase tapoff in an ungrounded wye system? Because it is an ungrounded wye system...

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