Surge arresters - Part 5: Selection and application recommendations (IEC 60099-5:2018); German version EN IEC 60099-5:2018
Edition 2019-02

Surge arresters - Part 8: Metal-oxide surge arresters with external series gap (EGLA) for overhead transmission and distribution lines of a.c. systems above 1 kV (IEC 60099-8:2017); German version EN IEC 60099-8:2018
Edition 2019-02

Surge arresters - Part 9: Metal-oxide surge arresters without gaps for HVDC converter stations (IEC 60099-9:2014); German version EN 60099-9:2014
Edition 2015-08

Varistors for use in electronic equipment - Part 2: Sectional specification for surge suppression varistors (IEC 61051-2:2021); German version EN IEC 61051-2:2021
Edition 2023-10

Overvoltage protection for photovoltaic (PV) power generating systems - Guide (IEC 61173:1992); German version EN 61173:1994
Edition 1996-10

Low-voltage surge protective devices - Part 01: General Requirements and test methods (IEC 37A/338/CD:2019); Text in German and English
Edition 2021-04

Low-voltage surge protective devices - Part 11: Surge protective devices connected to AC low-voltage power systems - Requirements and test methods (IEC 37A/337/CD:2019); Text in German and English
Edition 2021-04

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
Edition 2019-03

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; Corrigendum 1
Edition 2019-06

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; Corrigendum 2
Edition 2021-10