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Normas IEC

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IEC

IEC 60642:1979/AMD1:1992

En Vigor
1992-09-30
Amendment 1 - Piezoelectric ceramic resonators and resonator units for frequency control and selection - Chapter I: Standard values and conditions - Chapter II: Measuring and test conditions
IEC

IEC 60094-3:1979/AMD2:1988

En Vigor
1988-01-01
Amendment 2 - Magnetic tape sound recording and reproducing systems. Part 3: Methods of measuring the characteristics of recording and reproducing equipment for sound on magnetic tape
IEC

IEC 60079-10-1:2020 CMV/COR1:2021

En Vigor
2021-03-29
Corrigendum 1 - Explosive atmospheres - Part 10-1: Classification of areas - Explosive gas atmospheres
IEC

IEC 60811-503:2012+AMD1:2023 CSV

En Vigor
2023-11-02
Electric and optical fibre cables - Test methods for non-metallic materials - Part 503: Mechanical tests - Shrinkage test for sheaths