
Low-voltage surge protective devices – Part 11: Surge protective devices connected to low-voltage power systems – Requirements and test methods (IEC 61643-11:2011, modified); German version EN 61643-11:2012 + A11:2018
出版:German Institute for Standardisation (Deutsches Institut für Normung)

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IEC 61643-11 : 1.0 - Identical
EN 61643-11 : 2012 AMD 11 2018 - Identical
IEC 61643-11 : 1.0 - Identical