Low voltage surge protective devices - Part 21: Surge protective devices connected to telecommunications and signalling networks - Performance requirements and testing methods (IEC 61643-21:2000 + corrigendum 2001 + A1:2008, modified + A2:2012); German version EN 61643-21:2001 + A1:2009 + A2:2013
Edition 2013-07

Respiratory protective devices - List of equivalent terms
Edition 1999

Respiratory protective devices - Compressed air line breathing devices with demand valve - Part 1: Devices with a full face mask - Requirements, testing and marking; German version EN 14593-1:2018
Edition 2018-07

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

Vacuum cleaners and dust extractors providing equipment protection level Dc for the collection of combustible dusts - Particular requirements (IEC 61J/696/CDV:2018); Text in German and English
Edition 2019-04

Limescale protection devices for use in drinking water installations - Part 1: Requirements for design, safety and testing
Edition 2023-05

Respiratory protective devices - Vocabulary and graphical symbols (ISO 16972:2020)
Edition 2020-09

Limescale protection devices for use in drinking water installations - Part 2: Method and apparatus for testing of the effectiveness
Edition 2023-05

Miniature fudes. Part 10: User guide for miniature fuses
Edition 2002-01

Respiratory protective devices - Self-contained closed-circuit breathing apparatus compressed oxygen or compressed oxygen-nitrogen type - Requirements, testing, marking
Edition 1997-11-01