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  • 10/07/1991
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  • FAQ of AC Motor
    1. Why does the AC Washer Motor generate shaft current? The shaft of the motor---bearing---the current in the base circuit is called the shaft current. Reasons for shaft current generation: (1) Asymmetry of the magnetic field; (2) There are harmonics in the supply current; (3) The manufacturing and installation are not good, and the air gap is not uniform due to the eccentricity of the...
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