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Chinese National Standard Category: Insulator |
English Title: | Composite string insulator units for overhead lines with a nominal voltage greater than 1 000 V - Part 1: Standard strngth classes and end fittings |
Chinese Title: | 标称电压高于1000V架空线路用复合绝缘子串件 第1部分:标准强度等级和端部附件 |
Standard No.: | GB/T 21421.1-2008 |
Category No.: | K48 |
Issued by: | AQSIQ, SAC |
Issued on: | 2008-1-22 |
Implemented on: | 2008-9-1 |
Status: | superseded |
Superseded by: | GB/T 21421.1-2021 |
Superseded on: | 2022-7-1 |
Abolished on: | |
Superseding: | |
Word Count: | 8000 words |
Similar Standards: | GB 3984-1983 T/ZJSEE 0003-2023 GB/T 34939.1-2017 JC/T 175-1973 GB/T 4109-2022 GB/T 24622-2022 GB/T 21421.1-2021 GB/T 1001.1-2021 GB/T 4056-2019 GB/T 26218.4-2019 GB/T 22079-2019 GB/T 7253-2019 GB/T 25318-2019 GB/T 24839-2018 GB/T 13026-2017 GB/T 19443-2017 GB/T 34937-2017 GB/T 1000-2016 GB/T 21421.2-2014 GB/T 19519-2014 |
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