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  • Users: weber05
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  1. weber05

    Conversion??

    I have a small single phase dry type transformer. 52 FLA, 480/220V, 2.3 %Z, 1.13 X/R.. Anyone who uses ETAP knows that when finding short circuit duty, it only works on 3 phase systems. So, I plan on making my transformer a 3 phase unit and just fault it phase to phase to see the equilvilent...
  2. weber05

    Unknown fuse class

    I am dealing with some very old fuses in some 220V lighting panels. All I can read on the in Trico renewable fuses. CM-5. and thats about it. I am doing a load study because a very small dry type transformer burned up and we think it is because it was over fused, (more than 250% on the primary...

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