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| Chinese National Standard Category: Power supply and distribution engineering |
| English Title: | Code for design of electric power supply of under the coal mine |
| Chinese Title: | 煤矿井下供配电设计规范 |
| Standard No.: | GB 50417-2007 |
| Category No.: | P63 |
| Issued by: | MOHURD |
| Issued on: | 2007-5-1 |
| Implemented on: | 2007-12-1 |
| Status: | superseded |
| Superseded by: | GB/T 50417-2017 Code for design of electric power supply of under the coal mine |
| Superseded on: | 2018-1-1 |
| Abolished on: | |
| Superseding: | |
| Word Count: | 22500 words |
| Similar Standards: |
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