Normativa ISO UNE gratis

Fecha de publicación: 01/01/1979 Criteria for assessing and coding of the commutation of rotating electrical machines for traction IEC TR 60638:1979

Fecha de publicación: 01/01/1979 Specification for cellulosic papers for electrical purposes. Part 3-4: Specifications for individual materials. Electrolytic capacitor paper IEC 60554-3-4:1979

Fecha de publicación: 01/01/1979 Askarels for transformers and capacitors. Part 4: Guide for maintenance of transformer askarels in equipment IEC 60588-4:1979

Fecha de publicación: 01/01/1979 Specification for cellulosic papers for electrical purposes. Part 3-1: Specifications for individual materials. General purpose electrical paper IEC 60554-3-1:1979

Fecha de publicación: 01/01/1979 Non-ionizing radiation hazards in the frequency range from 10 MHz to 300 000 MHz IEC 60657:1979

Fecha de publicación: 01/01/1979 Amendment 1 – Direct-current potentiometers IEC 60523:1975/AMD1:1979

Fecha de publicación: 01/01/1979 Methods of measurement for radio transmitters. Part 7: Cabinet radiation at frequencies above 1 GHz IEC 60244-7:1979

Fecha de publicación: 01/03/1979 Corrigendum 1 – Specification for cellulosic papers for electrical purposes. Part 1: Definitions and general requirements IEC 60554-1:1977/COR1:1979

Fecha de publicación: 01/01/1980 Electrical installations in ships – Part 305: Equipment – Accumulator (storage) batteries IEC 60092-305:1980

Fecha de publicación: 01/01/1980 Electrical installations in ships. Part 307: Equipment – Heating and cooking appliances IEC 60092-307:1980