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IEEE 286-2024
IEEE Recommended Practice for Measurement of Power Factor Tip-Up of Electric Machinery Stator Coil Insulation
Covered in this recommended practice are power factor and power factor tip-up testing of stator coils and bars for use in large electric machinery. This document also defines power factor, tangent delta, dissipation factor, and conversions between these values.
Institute of Electrical and Electronics Engineers [ieee]