Components for low-voltage surge protection - Part 331: Performance requirements and test methods for metal oxide varistors (MOV) (IEC 61643-331:2020); German version EN IEC 61643-331:2020
Edition 2021-06

Components for low-voltage surge protective devices - Part 311: Performance requirements and test circuits for gas discharge tubes (GDT) (IEC 61643-311:2013); German version EN 61643-311:2013
Edition 2014-02

Components for low-voltage surge protective devices - Part 312: Selection and application principles for gas discharge tubes (IEC 61643-312:2013 + corrigendum Jul. 2013); German version EN 61643-312:2013
Edition 2014-02

Explosive atmospheres - Part 7: Equipment protection by increased safety "e" (IEC 60079-7:2015/A1:2017); German version EN IEC 60079-7:2015/A1:2018
Edition 2018-07

Respiratory protective devices - Self-contained open-circuit compressed air breathing apparatus with half mask designed to include a positive pressure lung governed demand valve for escape purposes only
Edition 2005-12

Explosive atmospheres - Part 11: Equipment protection by intrinsic safety "i"
Edition 2012-01

Radiation protection instrumentation - Dosimetry systems with integrating passive detectors for individual, workplace and environmental monitoring of photon and beta radiation (IEC 62387:2020, modified); German version EN IEC 62387:2022 + A11:2022
Edition 2023-08

Respiratory protective devices - Half masks without inhalation valves and with separable filters to protect against gases or gases and particles or particles only - Requirements, testing, marking
Edition 2009-11

Eye and face protection - Test methods - Part 4: Headforms (ISO/DIS 18526-4:2018); German and English version prEN ISO 18526-4:2018
Edition 2018-08

Respiratory protective devices - Self-contained open-circuit compressed air breathing apparatus incorporating a hood for escape - Requirements, testing, marking
Edition 2005-11