Rotating electrical machines - Part 30-1: Efficiency classes of line operated AC motors (IE code) (IEC 60034-30-1:2014); German version EN 60034-30-1:2014
Edition 2014-12

Explosive atmospheres - Part 30-1: Electrical resistance trace heating - General and testing requirements (IEC/IEEE 60079-30-1:2015, modified); German version EN 60079-30-1:2017
Edition 2018-04

Electric and optical fibre cables - Test methods for non-metallic materials - Part 301: Electrical tests - Measurement of the permittivity at 23 °C of filling compounds (IEC 60811-301:2012); German version EN 60811-301:2012
Edition 2012-12

Liquid crystal display devices - Part 30-1: Measuring methods for liquid crystal display modules - Transmissive type (IEC 61747-30-1:2012); German version EN 61747-30-1:2012
Edition 2013-03

Energy management system application program interface (EMS-API) - Part 301: Common information model (CIM) base (IEC 61970-301:2020); English version EN IEC 61970-301:2020
Edition 2023-09

Energy management system application program interface (EMS-API) - Part 301: Common information model (CIM) base (IEC 61970-301:2020/AMD1:2022); English version EN IEC 61970-301:2020/A1:2022
Edition 2022-12

Framework for energy market communications - Part 301: Common information model (CIM) extensions for markets (IEC 62325-301:2018); English version EN IEC 62325-301:2018
Edition 2019-08

Digital addressable lighting interface - Part 301: Particular requirements - Input devices - Push buttons (IEC 62386-301:2017); English version EN 62386-301:2017
Edition 2018-03

Field device tool (FDT) interface specification - Part 301: Communication profile integration - IEC 61784 CPF 1 (IEC 62453-301:2009); English version EN 62453-301:2009
Edition 2010-02

Field device tool (FDT) interface specification - Part 301: Communication profile integration - IEC 61784 CPF 1 (IEC 62453-301:2009/A1:2016); English version EN 62453-301:2009/A1:2017
Edition 2018-07