DIN CLC/TS 61643-22 VDE V 0845-3-2:2017-06
Low-voltage surge protective devices
Part 22: Surge protective devices connected to telecommunications and signalling networks – Selection and application principles
(IEC 61643-22:2015, modified); German version CLC/TS 61643-22:2016
Class/Status:
Standard,
valid
Released: 2017-06
VDE Art. No.: 0800408