Normativa ISO UNE gratis

Fecha de publicación: 22/05/2023 Amendment 59 – Lamp caps and holders together with gauges for the control of interchangeability and safety – Part 3: Gauges IEC 60061-3:1969/AMD59:2023

Fecha de publicación: 22/05/2023 Electric cables – Calculation of the current rating – Part 2-1: Thermal resistance – Calculation of thermal resistance IEC 60287-2-1:2023 CMV

Fecha de publicación: 22/05/2023 Amendment 59 – Lamp caps and holders together with gauges for the control of interchangeability and safety – Part 2: Lampholders IEC 60061-2:1969/AMD59:2023

Fecha de publicación: 22/05/2023 Interpretation Sheet 1 – Medical electrical equipment – Part 2-33: Particular requirements for the basic safety and essential performance of magnetic resonance equipment for medical diagnosis IEC 60601-2-33:2022/ISH1:2023

Fecha de publicación: 22/05/2023 Electric cables – Calculation of the current rating – Part 1-3: Current rating equations (100 % load factor) and calculation of losses – Current sharing between parallel single-core cables and calculation of circulating current losses IEC 60287-1-3:2023 CMV

Fecha de publicación: 23/05/2023 Transmitting and receiving equipment for radiocommunication – Radio-over-fibre technologies and their performance standard – Part 4: Radio-over-fibre-based indoor distributed antenna system (DAS) for 5G IEC 63098-4:2023

Fecha de publicación: 23/05/2023 Power transformers – Part 19 – 1: Rules for the determination of uncertainties in the measurement of the losses of power transformers IEC 60076-19-1:2023

Fecha de publicación: 23/05/2023 Industrial-process control valves – Part 1: Control valve terminology and general considerations IEC 60534-1:2023

Fecha de publicación: 23/05/2023 Industrial-process control valves – Part 1: Control valve terminology and general considerations IEC 60534-1:2023 RLV

Fecha de publicación: 26/05/2023 Medical electrical equipment – Part 2-46: Particular requirements for the basic safety and essential performance of operating tables IEC 60601-2-46:2023 CMV