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| International Standard Category: Rotating machinery in general |
GB/T 32891.2-2019 Rotating electrical machines—Efficiency classes (IE-code)—Part 2: Variable speed AC motors
旋转电机 效率分级（IE代码） 第2部分：变速交流电动机 ;
| Category No.: | 29.160.01 | Valid Status: | valid |
| Issued Organization: | SAMR and SAC | Issued Date: | 2019-10-18 |
| Implemented Date: | 2020-5-1 | Abolished Date: | |
| Superseded Standard.: | Superseded Date: |
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