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iec61643-22
iec61643-22, Total:6 items.
In the international standard classification, iec61643-22 involves: Power transmission and distribution networks, Electrical accessories.
International Electrotechnical Commission (IEC), iec61643-22
- IEC 61643-22:2015 Low-voltage surge protective devices - Part 22: Surge protective devices connected to telecommunications and signalling networks - Selection and application principles
- IEC 61643-22:2004 Low-voltage surge protective devices - Part 22: Surge protective devices connected to telecommunications and signalling networks - Selection and application principles
未注明发布机构, iec61643-22
- GOST IEC 61643-22-2022 Low-voltage impulse surge protective devices.Part 22.Surge protective devices connected to telecommunications and signaling networks.Selection and application principles
Korean Agency for Technology and Standards (KATS), iec61643-22
- KS C IEC 61643-22:2007 Low-voltage surge protective devices－Part 22：Surge protective devices connected to telecommunications and signalling networks－Selection and application principles
- KS C IEC 61643-22-2007(2022) Low-voltage surge protective devices－Part 22：Surge protective devices connected to telecommunications and signalling networks－Selection and application principles
- KS C IEC 61643-22-2007(2017) Low-voltage surge protective devices－Part 22：Surge protective devices connected to telecommunications and signalling networks－Selection and application principles