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IEC

IEC 61754-20:2012/AMD1:2022
En Vigor
2022-06-29
Amendment 1 - Fibre optic interconnecting devices and passive components - Fibre optic connector interfaces - Part 20: Type LC connector family
IEC

IEC 61315:2019
En Vigor
2019-03-29
Calibration of fibre-optic power meters
IEC

IEC 60728-10:2014
En Vigor
2014-03-11
Cable networks for television signals, sound signals and interactive services - Part 10: System performance of return paths
IEC

IEC 60255-12:1980
En Vigor
1980-01-01
Electrical relays - Part 12: Directional relays and power relays with two input energizing quantities