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| International Standard Category: Motors |
GB/T 21973-2021 YZR3 series wound-rotor three-phase induction motors for crane and metallurgical applications—Technical specification
YZR3系列起重及冶金用绕线转子三相异步电动机 技术条件;
| Category No.: | 29.160.30 | Valid Status: | valid |
| Issued Organization: | SAMR and SAMR | Issued Date: | 2021-10-11 |
| Implemented Date: | 2022-5-1 | Abolished Date: | |
| Superseded Standard.: | Superseded Date: |
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