GB/T 32891.1-2016
ActiveRotating electrical machines—Efficiency classes (IE code)—Part 1: Line operated AC motors
旋转电机 效率分级（IE代码） 第1部分：电网供电的交流电动机
Application Summary AI generated
This standard defines efficiency classes (IE1, IE2, IE3, IE4) for line-operated AC motors, specifying test methods and classification criteria. It is applied in China to regulate the energy performance of industrial electric motors, such as those used in pumps, fans, and compressors, for compliance with mandatory minimum efficiency requirements. The standard is used by manufacturers for product design and labeling, and by procurement professionals for selecting energy-efficient motors in industrial and commercial applications.
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Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.