Normativa ISO UNE gratis

Fecha de publicación: 04/10/2021 Amendment 1 – High-voltage switchgear and controlgear – Part 1: Common specifications for alternating current switchgear and controlgear IEC 62271-1:2017/AMD1:2021

Fecha de publicación: 04/10/2021 High-voltage switchgear and controlgear – Part 1: Common specifications for alternating current switchgear and controlgear IEC 62271-1:2017+AMD1:2021 CSV

Fecha de publicación: 04/10/2021 Plugs and socket-outlets for household and similar purposes – Part 3-1: Particular requirements for socket-outlets incorporating USB power supply IEC 60884-3-1:2021

Fecha de publicación: 04/10/2021 Static VAR compensators (SVC) – Testing of thyristor valves IEC 61954:2021

Fecha de publicación: 04/10/2021 UHV AC transmission systems – Part 302: Commissioning IEC TS 63042-302:2021

Fecha de publicación: 04/10/2021 Static VAR compensators (SVC) – Testing of thyristor valves IEC 61954:2021 RLV

Fecha de publicación: 08/10/2021 Fire hazard testing – Part 2-12: Glowing/hot-wire based test methods – Glow-wire flammability index (GWFI) test method for materials IEC 60695-2-12:2021

Fecha de publicación: 08/10/2021 Fire hazard testing – Part 2-12: Glowing/hot-wire based test methods – Glow-wire flammability index (GWFI) test method for materials IEC 60695-2-12:2021 RLV

Fecha de publicación: 13/10/2021 Semiconductor devices – Part 5-12: Optoelectronic devices – Light emitting diodes – Test method of LED efficiencies IEC TR 60747-5-12:2021

Fecha de publicación: 13/10/2021 UHV AC transmission systems – Part 202: UHV AC transmission line design IEC TS 63042-202:2021