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Fecha de publicación: 19/03/2021 Smart city system – Methodology for concepts building IEC SRD 63235:2021

Fecha de publicación: 19/03/2021 Nanotechnologies – A guideline for ellipsometry application to evaluate the thickness of nanoscale films IEC TR 63258:2021

Fecha de publicación: 22/03/2021 Safety of machinery – Functional safety of safety-related control systems IEC 62061:2021

Fecha de publicación: 23/03/2021 Amendment 4 – International Electrotechnical Vocabulary (IEV) – Part 131: Circuit theory IEC 60050-131:2002/AMD4:2021

Fecha de publicación: 23/03/2021 Amendment 5 – International Electrotechnical Vocabulary (IEV) – Part 151: Electrical and magnetic devices IEC 60050-151:2001/AMD5:2021

Fecha de publicación: 23/03/2021 Amendment 2 – International Electrotechnical Vocabulary (IEV) – Part 411: Rotating machinery IEC 60050-411:1996/AMD2:2021

Fecha de publicación: 25/03/2021 Environmental testing – Part 2-38: Tests – Test Z/AD: Composite temperature/humidity cyclic test IEC 60068-2-38:2021 RLV

Fecha de publicación: 25/03/2021 Amendment 2 – Electromagnetic compatibility (EMC) – Part 3-3: Limits – Limitation of voltage changes, voltage fluctuations and flicker in public low-voltage supply systems, for equipment with rated current ≤16 A per phase and not subject to conditional connection IEC 61000-3-3:2013/AMD2:2021

Fecha de publicación: 25/03/2021 Electromagnetic compatibility (EMC) – Part 3-3: Limits – Limitation of voltage changes, voltage fluctuations and flicker in public low-voltage supply systems, for equipment with rated current ≤16 A per phase and not subject to conditional connection IEC 61000-3-3:2013+AMD1:2017+AMD2:2021 CSV

Fecha de publicación: 29/03/2021 Corrigendum 1 – Explosive atmospheres – Part 10-1: Classification of areas – Explosive gas atmospheres IEC 60079-10-1:2020 CMV/COR1:2021