Revised Standard for Rotating Electrical Equipment Repair

The Electrical Apparatus Service Association (EASA) has updated its Recommended Practice for the Repair of Rotating Electrical Apparatus. The update replaces the existing standard that had been in place since 2010 and features 90 important changes. Among them are updated evaluation criteria for bearing insulation testing and the requirement to perform previously optional tests for winding resistance, insulation, and surge on every repair. It also includes revised unfiltered vibration limits to conform to current current NEMA and IEC standards values.

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