| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | See Detail | Status | Related Standard |
| GB/T 18802.22-2019 | English | 1174 |
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Low-voltage surge protective devices -- Part 22: Surge protective devices connected to telecommunications and signalling networks -- Selection and application principles
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GB/T 18802.22-2019
| Valid |
GB/T 18802.22-2019
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