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| Chinese National Standard Category: Electric transmission and transformation equipment in general |
| English Title: | Technical guide of HVDC earth electrode system |
| Chinese Title: | 高压直流接地极技术导则 |
| Standard No.: | DL 437-1991 |
| Category No.: | K40 |
| Issued by: | MOE |
| Issued on: | 1991-09-18 |
| Implemented on: | |
| Status: | superseded |
| Superseded by: | DL/T 437-2012 Technical guide of HVDC earth electrode system |
| Superseded on: | 2012-3-1 |
| Abolished on: | |
| Superseding: | |
| Word Count: | 4500 words |
| Similar Standards: | DL 437-1991 T/ZJSEE 0005-2023 T/ZJSEE 0006-2023 GB/T 42558.1-2023 GB/T 18802.352-2022 GB/T 42287-2022 GB/T 41635-2022 GB/T 40867-2021 GB/T 39891-2021 GB/T 25095-2020 GB/T 17627-2019 DB37/T 3838-2019 GB/T 18857-2019 GB/T 7354-2018 GB/T 36498-2018 GB/T 24840-2018 GB/T 35697-2017 GB/T 35693-2017 GB/T 34577-2017 GB/T 311.3-2017 |
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