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ANSI/EASA AR100-2020 cover

ANSI/EASA Standard AR100-2020
ANSI/EASA AR100-2020: Recommended Practice for the Repair of Rotating Electrical Apparatus is a must-have guide to the repair of rotating electrical machines. It establishes recommended practices in each step of the rotating electrical apparatus rewinding and rebuilding processes.

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Questions?

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

ANSI Accredited Standards Developer Information

Measurement Best Practices for Troubleshooting Motors and Drives

  • June 2012
  • Number of views: 4725
  • Article rating: No rating

Adam Willwerth (deceased)
AEGIS, Electro Static Technology, Mechanic Falls, ME
and
Hilton Hammond
Fluke Corporation, Everett, WA

Get a better understanding of the working principles of motor and drive measurements with test equipment, analysis tools and best practices. This paper presents valuable services you can incorporate to increase services and profits. It also covers:

  • Safety practices related to test equipment
  • Overview of the system drive train covering measurement protocols for:
    • Drive input and output
    • Motor and drive
    • Shaft voltage measurement and assessment

Not only is the measurement protocol explained but also the technology behind the systems under discussion, such as the inverter and motor. Measuring devices discussed will include:

  • ScopeMeter
  • Shaft voltage test kit
  • Vibration analyzer
  • Insulation tester
  • Thermal imager

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EASA Rewind Study cover

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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EASA Good Practice Guide

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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