Normativa ISO UNE gratis

Fecha de publicación: 24/01/2019 Semiconductor devices – Micro-electromechanical devices – Part 32: Test method for the nonlinear vibration of MEMS resonators IEC 62047-32:2019

Fecha de publicación: 24/01/2019 UHV AC transmission systems – Part 101: Voltage regulation and insulation design IEC TS 63042-101:2019

Fecha de publicación: 24/01/2019 Amendment 1 – Digital audio – Interface for non-linear PCM encoded audio bitstreams applying IEC 60958 – Part 5: Non-linear PCM bitstreams according to the DTS (Digital Theater Systems) format(s) IEC 61937-5:2006/AMD1:2019

Fecha de publicación: 24/01/2019 Amendment 1 – Terminology for voltage-sourced converters (VSC) for high-voltage direct current (HVDC) systems IEC 62747:2014/AMD1:2019

Fecha de publicación: 24/01/2019 Terminology for voltage-sourced converters (VSC) for high-voltage direct current (HVDC) systems IEC 62747:2014+AMD1:2019 CSV

Fecha de publicación: 29/01/2019 Environmental declaration – Part 2: Optical/copper telecom accessories products specific rules IEC TR 62839-2:2019

Fecha de publicación: 29/01/2019 Use case methodology – Part 1: Concept and processes in standardization IEC TR 62559-1:2019

Fecha de publicación: 29/01/2019 Photovoltaic (PV) modules through the life cycle – Environmental health and safety (EH&S) risk assessment – General principles and nomenclature IEC TS 62994:2019

Fecha de publicación: 29/01/2019 Nuclear power plants – Instrumentation and control systems important to safety – Hazard analysis: A review of current approaches IEC TR 63192:2019

Fecha de publicación: 29/01/2019 Power transformers – Part 22-1: Power transformer and reactor fittings – Protective devices IEC 60076-22-1:2019