Normativa ISO UNE gratis

Fecha de publicación: 22/04/2020 Corrigendum 1 – Fibre-optic communication subsystem test procedures – Part 4-1: Installed cabling plant – Multimode attenuation measurement IEC 61280-4-1:2019/COR1:2020

Fecha de publicación: 23/04/2020 Amendment 2 – International Electrotechnical Vocabulary (IEV) – Part 531: Electronic tubes IEC 60050-531:1974/AMD2:2020

Fecha de publicación: 24/04/2020 Guidelines for the measurement method of power durability for surface acoustic wave (SAW) and bulk acoustic wave (BAW) devices in radio frequency (RF) applications IEC 63155:2020

Fecha de publicación: 28/04/2020 Fibre optic active components and devices – Performance standards – Part 11: Multiple channel transmitter/receiver chip scale package with multimode fibre interface IEC 62149-11:2020

Fecha de publicación: 28/04/2020 Integration of internal arc-fault mitigation systems in power switchgear and controlgear assemblies (PSC‑Assemblies) according to IEC 61439-2 IEC TS 63107:2020

Fecha de publicación: 28/04/2020 Process management for avionics – Atmospheric radiation effects – Part 8: Proton, electron, pion, muon, alpha-ray fluxes and single event effects in avionics electronic equipment – Awareness guidelines IEC TR 62396-8:2020

Fecha de publicación: 29/04/2020 Rotating electrical machines – Part 5: Degrees of protection provided by the integral design of rotating electrical machines (IP code) – Classification IEC 60034-5:2020

Fecha de publicación: 29/04/2020 Nuclear power plants – Instrumentation, control and electrical power systems important to safety – Categorization of functions and classification of systems IEC 61226:2020

Fecha de publicación: 29/04/2020 Rotating electrical machines – Part 5: Degrees of protection provided by the integral design of rotating electrical machines (IP code) – Classification IEC 60034-5:2020 RLV

Fecha de publicación: 05/05/2020 Low-voltage switchgear and controlgear assemblies – Part 1: General rules IEC 61439-1:2020 RLV