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  1. 659stearman

    3phase 3speed motors

    thread237-313373 I have a 3speed 3phase motor 480 volt with no schematic to go by. My question is, is there a way to read the resistances of the 9 motor leads and know which 9 power leads these go to. It's very confusing. No name plates or diagrams to go by. The power comes from 3 magnetic...

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