A PI (Polarization Index) Test of a motor winding is performed and the 10-minute ratio is 3.0.
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A PI (Polarization Index) Test of a motor winding is performed and the 10-minute ratio is 3.0. The curve is a perfect parabolic shape. What is the verdict?
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In a PI Polarization Index test of a motor winding the PI value is calculated by dividing the insula...View the full answer
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Related Book For
Rotating Machinery Reliability For Technicians And Engineers
ISBN: 271009
1st Edition
Authors: W. Ron Brook
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