Normativa ISO UNE gratis

Fecha de publicación: 03/02/2021 Explosive atmospheres – Part 47: Equipment protection by 2-wire intrinsically safe ethernet concept (2-WISE) IEC TS 60079-47:2021

Fecha de publicación: 03/02/2021 Communication networks and systems for power utility automation – Part 90-13: Deterministic networking technologies IEC TR 61850-90-13:2021

Fecha de publicación: 03/02/2021 Laser display devices – Part 5-3: Measuring methods of image quality for laser projection displays IEC 62906-5-3:2021

Fecha de publicación: 03/02/2021 Concentrator photovoltaic (CPV) solar cells and cell on carrier (CoC) assemblies – Qualification IEC 62787:2021

Fecha de publicación: 03/02/2021 Instrument transformers – Part 13: Stand-alone merging unit (SAMU) IEC 61869-13:2021

Fecha de publicación: 04/02/2021 Solar thermal electric plants – Part 2-1: Thermal energy storage systems – Characterization of active, sensible systems for direct and indirect configurations IEC TS 62862-2-1:2021

Fecha de publicación: 04/02/2021 Photovoltaic systems – Power conversion equipment performance – Energy evaluation method IEC TS 63156:2021

Fecha de publicación: 05/02/2021 Switches for household and similar fixed electrical installations – Part 2-1: Particular requirements – Electronic control devices IEC 60669-2-1:2021

Fecha de publicación: 08/02/2021 Safety of primary and secondary lithium cells and batteries during transport IEC 62281:2019+AMD1:2021 CSV

Fecha de publicación: 08/02/2021 Amendment 1 – Safety of primary and secondary lithium cells and batteries during transport IEC 62281:2019/AMD1:2021