Normativa ISO UNE gratis

Fecha de publicación: 17/06/2020 Corrigendum 1 – Railway applications – Urban guided transport management and command/control systems – Part 3: System requirements specification IEC 62290-3:2019/COR1:2020

Fecha de publicación: 17/06/2020 Electricity metering equipment – Particular requirements – Part 21: Static meters for AC active energy (classes 0,5, 1 and 2) IEC 62053-21:2020

Fecha de publicación: 17/06/2020 Electricity metering equipment – Particular requirements – Part 23: Static meters for reactive energy (classes 2 and 3) IEC 62053-23:2020

Fecha de publicación: 17/06/2020 Electricity metering equipment – Particular requirements – Part 22: Static meters for AC active energy (classes 0,1S, 0,2S and 0,5S) IEC 62053-22:2020

Fecha de publicación: 18/06/2020 OPC Unified Architecture – Part 9: Alarms and Conditions IEC 62541-9:2020

Fecha de publicación: 18/06/2020 OPC Unified Architecture – Part 9: Alarms and Conditions IEC 62541-9:2020 RLV

Fecha de publicación: 22/06/2020 Measurement procedures for materials used in photovoltaic modules – Part 5-2: Edge seals – Durability evaluation guideline IEC TS 62788-5-2:2020

Fecha de publicación: 22/06/2020 Specifications for particular types of winding wires – Part 60-1: Polyester glass-fibre wound fused, unvarnished, bare or enamelled rectangular copper wire, temperature index 155 IEC 60317-60-1:2020

Fecha de publicación: 22/06/2020 Electrical household and similar cooling and freezing appliances – Food preservation IEC 63169:2020

Fecha de publicación: 22/06/2020 Guidelines for qualifying PV modules, components and materials for operation at high temperatures IEC TS 63126:2020