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| Chinese National Standard Category: Low-voltage distribution electrical equipment |
| English Title: | Requirements for automatic reclosing devices (ARDs) for circuit-breakers,RCBOs and RCCBs for household and similar uses |
| Chinese Title: | 家用及类似用途断路器、RCCB、RCBO自动重合闸电器（ARD）的一般要求 |
| Standard No.: | GB/T 40777-2021 |
| Category No.: | K31 |
| Issued by: | SAMR; SAC |
| Issued on: | 2021-10-11 |
| Implemented on: | 2022-5-1 |
| Status: | valid |
| Superseded by: | |
| Superseded on: | |
| Abolished on: | |
| Superseding: | |
| Word Count: | 21000 words |
| Similar Standards: |
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