Multicore and symmetrical pair/quad cables for broadband digital communications (High bit rate digital access telecommunication network) - Outside plant cables - Part 4-1: Blank detail specification for aerial drop cables (IEC 46C/651/CDV)
Edition 2004-05-01

Field device tool interface specification - Part 41: Object model integration profile - Common object model (IEC 65E/64/CDV)
Edition 2008-05-01

Quartz crystal controlled oscillators of assessed quality - Part 4-1: Blank detail specification - Capability approval
Edition 1998-05-19

Distribution automation using distribution line carrier systems - Part 4: Data communication protocols - Section 41: Application protocols - Distribution line message specification
Edition 1997-06-25

Rotating electrical machines - Part 4-1: Methods for determining electrically excited synchronous machine quantities from tests ((IEC 60034-4-1:2018) EN IEC 60034-4-1:2018) (german version)
Edition 2019-08-01

Semiconductor devices - Mechanical and climatic test methods - Part 41: Standard reliability testing methods of non-volatile memory devices ((IEC 60749-41:2020) EN IEC 60749-41:2020) (german version)
Edition 2023-04-01

Low-voltage switchgear and controlgear - Part 4-1: Contactors and motor-starters - Electromechanical contactors and motor-starters (IEC 121A/509/CDV) (english version)
Edition 2022-09-01

Low-voltage switchgear and controlgear - Part 4-1: Contactors and motor-starters - Electromechanical contactors and motor-starters (IEC 60947-4-1:2018) (german version)
Edition 2020-06-01

Low-voltage switchgear and controlgear - Part 4-1: Contactors and motor-starters - Electromechanical contactors and motor-starters (Corrigendum) (german version)
Edition 2021-12-01

Low-voltage switchgear and controlgear - Part 4-1: Contactors and motor-starters - Electromechanical contactors and motor-starters (Corrigendum) (german version)
Edition 2021-04-01