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IEC 61643-21:2000/COR1:2001 ED1

Corrigendum 1 - Low voltage surge protective devices - Part 21: Surge protective devices connected to telecommunications and signalling networks - Performance requirements and testing methods

General information

99.60   Withdrawal effective   Oct 20, 2025

IEC

TC 37/SC 37A

International Standard

29.240.10   Substations. Surge arresters

Life cycle

PREVIOUSLY

WITHDRAWN
IEC 61643-21:2000 ED1

NOW

WITHDRAWN
IEC 61643-21:2000/COR1:2001 ED1
99.60 Withdrawal effective
Oct 20, 2025

REVISED BY

PUBLISHED
IEC 61643-21:2025 ED2