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  1. Insulectric

    Acceptance Criteria for Dissipation Factor of a Coil/bar

    TheBlacksmith, Thank for reply. I also heard about 1% criteria for epoxy/mica coils but I don`t have any reference for that. I could not find it (or any criteria) at IEEE286. Could you please let me know any reference or standard for this value? The another question is: we have a coil with...
  2. Insulectric

    Acceptance Criteria for Dissipation Factor of a Coil/bar

    Hi, IEEE has a standard (recommended practice) for measurement of power-factor tip-up of electric machinery stator coil insulation (IEEE 286-2000). Test methods are described there but no acceptance criteria is recommended. I was wonder if anyone can provide me an acceptance criteria for...

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