Specification for the testing of balanced and coaxial information technology cabling - Part 2-21: Category 6 cords as specified in ISO/IEC 11801-1 - Blank detail specification (IEC 61935-2-21:2021); German version FprEN 61935-2-21:2014

Household and similar electrical appliances - Safety - Part 2-21: Particular requirements for storage water heaters (IEC 61/6446/CDV:2022); Text in German and English

Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 2-21: Tests - Composite temperature/humidity cyclic test (IEC 86B/4468/CD:2021); Text in German and English

Household and similar electrical appliances - Test code for the determination of airborne acoustical noise - Part 2-21: Particular requirements for coffee preparation appliances

Electric vehicle conductive charging system - Part 21-2: Electric vehicle requirements for conductive connection to an AC/DC supply - EMC requirements for off board electric vehicle charging systems

Medical electrical equipment - Part 2-21: Particular requirements for the basic safety and essential performance of infant radiant warmers (IEC 60601-2-21:2020 + AMD1:2023); German version EN IEC 60601-2-21:2021 + A1:2023