Radio frequency and coaxial cable assemblies - Part 4-1: Blank detail specification for semi-rigid coaxial cable assemblies (IEC 46/887/CDV) (english version)
Edition 2022-07-15

Fibre-optic communication subsystem test procedures - Part 4-1: Installed cabling plant - Multimode attenuation measurement (( IEC 61280-4-1:2019) EN IEC 61280-4-1:2019) (german version)
Edition 2024-05-01

Low-voltage surge protective devices - Part 41: Surge protective devices connected to DC low-voltage power systems - Requirements and test methods (IEC 37A/402/CDV) (english version)
Edition 2023-12-01

Low-voltage surge protective devices - Part 41: Surge protective devices connected to DC low-voltage power systems - Requirements and test methods (Amendment) (english version)
Edition 2023-12-01

Electrical insulation systems - Procedures for thermal evaluation - Part 41: Specific requirements for electrical insulation systems for use in dry-type high-voltage transformers with operating voltages of 1kV and above (IEC 112/450/CDV) (english version)
Edition 2019-09-01

Industrial-process measurement and control - Part 41: Generic structures of list of properties (LOP) of process analyzer technology (PAT) measuring devices for electronic data exchange (IEC 65E/1067/CDV) (english version)
Edition 2024-04-01

Electricity metering equipment - General requirements, tests and test conditions - Part 41: Energy registration methods and requirements for multi-energy and multi-rate meters (( IEC 62052-41:2022) EN IEC 62052-41:2022) (german version)
Edition 2023-12-01

Electricity metering equipment (DC direct current) - Particular requirements - Part 41 - Static meter for active energy (class 0.5 and 1) (IEC 13/1803/CDV) (english version)
Edition 2020-06-01

Security for industrial automation and control systems - Part 4-1: Secure product development lifecycle requirements (( IEC 62443-4-1:2018) EN IEC 62443-4-1:2018) (german version)
Edition 2018-11-01

Optical circuit boards - Part 4-1: Interface standards - Terminated waveguide OCB assembly using single-row twelve-channel PMT connectors (german version)
Edition 2021-01-01