Normativa ISO UNE gratis

Fecha de publicación: 03/09/2021 Amendment 4 – International Electrotechnical Vocabulary (IEV) – Part 801: Acoustics and electroacoustics IEC 60050-801:1994/AMD4:2021

Fecha de publicación: 03/09/2021 Amendment 7 – International Electrotechnical Vocabulary (IEV) – Part 723: Broadcasting: Sound, television, data IEC 60050-723:1997/AMD7:2021

Fecha de publicación: 03/09/2021 Amendment 1: International Electrotechnical Vocabulary (IEV) – Part 811: Electric traction IEC 60050-811:2017/AMD1:2021

Fecha de publicación: 03/09/2021 Amendment 3 – International Electrotechnical Vocabulary (IEV) – Part 715: Telecommunication networks, teletraffic and operation IEC 60050-715:1996/AMD3:2021

Fecha de publicación: 03/09/2021 Amendment 7 – International Electrotechnical Vocabulary (IEV) – Part 705: Radio wave propagation IEC 60050-705:1995/AMD7:2021

Fecha de publicación: 03/09/2021 Amendment 5 – International Electrotechnical Vocabulary (IEV) – Part 131: Circuit theory IEC 60050-131:2002/AMD5:2021

Fecha de publicación: 03/09/2021 Degrees of protection provided by enclosures for electrical equipment against external mechanical impacts (IK code) IEC 62262:2002+AMD1:2021 CSV

Fecha de publicación: 07/09/2021 High-voltage direct current (HVDC) systems – Guidance to the specification and design evaluation of AC filters – Part 4: Equipment IEC TR 62001-4:2021

Fecha de publicación: 07/09/2021 High-voltage direct current (HVDC) systems – Guidance to the specification and design evaluation of AC filters – Part 4: Equipment IEC TR 62001-4:2021 RLV

Fecha de publicación: 14/09/2021 Semiconductor devices – Semiconductor devices for wireless power transfer and charging – Part 1: General requirements and specifications IEC 63244-1:2021