IEC 60034-1 Rotating electrical machines - Part 1: Rating and performance*, 2022-02-14 Update
IEC 60051-1 Direct acting indicating analogue electrical measuring instruments and their accessories - Part 1: Definitions and general requirements common to all parts*, 2016-02-01 Update
IEC 60051-2 Direct acting indicating analogue electrical measuring instruments and their accessories - Part 2: Special requirements for ammeters and voltmeters*, 2018-07-31 Update
IEC 60051-4 Direct acting indicating analogue electrical measuring instruments and their accessories title - Part 4: Special requirements for frequency meters*, 2018-07-31 Update
DIN EN 62271-1:2009 history
2021DIN EN 62271-1 Berichtigung 1:2021 High-voltage switchgear and controlgear - Part 1: Common specifications for alternating current switchgear and controlgear (IEC 62271-1:2017); German version EN 62271-1:2017; Corrigendum 1
2018DIN EN 62271-1:2018 High-voltage switchgear and controlgear - Part 1: Common specifications for alternating current switchgear and controlgear (IEC 62271-1:2017); German version EN 62271-1:2017
2009DIN EN 62271-1:2009 High-voltage switchgear and controlgear - Part 1: Common specifications (IEC 62271-1:2007); German version EN 62271-1:2008