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| International Standard Category: Substations. Surge arresters |
GB/T 18802.22-2008 Low-voltage surge protective devices - Part 22: Surge protective devices connected to telecommunications and signalling networks - Selection and application principles
低压电涌保护器 第22部分：电信和信号网络的电涌保护器（SPD） 选择和使用导则;
| Category No.: | 29.240.10 | Valid Status: | superseded |
| Issued Organization: | AQSIQ; SAC | Issued Date: | 2008-12-31 |
| Implemented Date: | 2009-11-1 | Abolished Date: | 2020-07-01 |
| Superseded Standard.: | GB/T 18802.22-2019 Low-voltage surge protective devices -- Part 22: Surge protective devices connected to telecommunications and signalling networks -- Selection and application principles |
Superseded Date: | 2020-7-1 |
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