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Tyler Voss Membership & Communications Specialist+1 314 993 2220tvoss@easa.com
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For information about ANSI/EASA AR100 or questions about the work on this standard, contact:
Mike Howell, PE EASA Technical Support Specialist +1 314 993 2220 mhowell@easa.com
The ANSI Board of Standards Review has approved the revision of ANSI/EASA AR100, now designated as ANSI/EASA AR100-2025: Recommended Practice for the Repair of Rotating Electrical Apparatus. The final action was approved on November 20, 2025, and will be published in an upcoming issue of Standards Action. This approval confirms AR100-2025 as the latest American National Standard for the repair of rotating electrical apparatus.
The latest version will soon be made available on the website.
The Effect of Repair/Rewinding on Premium Efficiency/IE3 Motors Tests prove Premium Efficiency/IE3 Motors can be rewound without degrading efficiency.
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Good Practice Guide to Maintain Motor Efficiency Based on the 2019 and 2003 Rewind Studies of premium efficiency, energy efficient, IE2 (formerly EF1) and IE3 motors
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