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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 32891.1-2016 |
Rotating 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 |
China National Standards Rotating electrical machines—Efficiency |
 English PDF |
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