Normativa ISO UNE gratis

Fecha de publicación: 24/06/2021 Radiation protection instrumentation – System of spectral identification of liquids in transparent and semitransparent containers (Raman systems) IEC 63085:2021

Fecha de publicación: 24/06/2021 Global maritime distress and safety system (GMDSS) – Part 2: Cospas-Sarsat EPIRB – Emergency position indicating radio beacon operating on 406 MHz – Operational and performance requirements, methods of testing and required test results IEC 61097-2:2021

Fecha de publicación: 24/06/2021 Corrigendum 1 – Secondary cells and batteries containing alkaline or other non-acid electrolytes – Safety requirements for secondary lithium cells and batteries for use in electrical energy storage systems IEC 63056:2020/COR1:2021

Fecha de publicación: 25/06/2021 Semiconductor devices – Discrete devices – Part 8: Field-effect transistors IEC 60747-8:2010+AMD1:2021 CSV

Fecha de publicación: 25/06/2021 Amendment 1 – Semiconductor devices – Discrete devices – Part 8: Field-effect transistors IEC 60747-8:2010/AMD1:2021

Fecha de publicación: 29/06/2021 Arc welding equipment – Part 1: Welding power sources IEC 60974-1:2021

Fecha de publicación: 29/06/2021 Arc welding equipment – Part 1: Welding power sources IEC 60974-1:2021 RLV

Fecha de publicación: 30/06/2021 International Electrotechnical Vocabulary (IEV) – Part 195: Earthing and protection against electric shock IEC 60050-195:2021

Fecha de publicación: 05/07/2021 Magnetic materials – Part 6: Methods of measurement of the magnetic properties of magnetically soft metallic and powder materials at frequencies in the range 20 Hz to 100 kHz by the use of ring specimens IEC 60404-6:2018+AMD1:2021 CSV

Fecha de publicación: 05/07/2021 Amendment 1 – Magnetic materials – Part 6: Methods of measurement of the magnetic properties of magnetically soft metallic and powder materials at frequencies in the range 20 Hz to 100 kHz by the use of ring specimens IEC 60404-6:2018/AMD1:2021