Normativa ISO UNE gratis

Fecha de publicación: 10/07/1998 Distribution automation using distribution line carrier systems – Part 4-33: Data communication protocols – Data link layer – Connection oriented protocol IEC 61334-4-33:1998

Fecha de publicación: 12/08/1998 Industrial-process control valves – Part 3-3: Dimensions End-to-end dimensions for buttweld, two-way, globe-type, straight pattern control valves IEC 60534-3-3:1998

Fecha de publicación: 25/08/1998 Fibre optic graphical symbology IEC TR 61930:1998

Fecha de publicación: 25/08/1998 Recording – Helical-scan digital video cassette recording system using 6,35 mm magnetic tape for consumer use (525-60, 625-50, 1125-60 and 1250-50 systems) – Part 2: SD format for 525-60 and 625-50 systems IEC 61834-2:1998

Fecha de publicación: 25/08/1998 Resin based reactive compounds used for electrical insulation – Part 1: Definitions and general requirements IEC 60455-1:1998

Fecha de publicación: 30/09/1998 Electric toasters for household and similar purposes – Methods for measuring the performance IEC 60442:1998

Fecha de publicación: 07/10/1998 Corrigendum 1 – Solderless connections – Part 1: Wrapped connections – General requirements, test methods and practical guidance IEC 60352-1:1997/COR1:1998

Fecha de publicación: 30/10/1998 Nuclear power plants – Electrical interlocks for functions important to safety – Recommendations for design and implementation IEC 61497:1998

Fecha de publicación: 10/11/1998 Nuclear reactor instrumentation – Wide range neutron fluence rate meter – Mean square voltage method IEC 61501:1998

Fecha de publicación: 16/11/1998 Electricity metering – Data exchange for meter reading, tariff and load control – Part 52: Communication protocols management distribution line message specification (DLMS) server IEC TS 62056-52:1998