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IEC 61753-053-02 Ed. 1.0 b:2022

Fibre optic interconnecting devices and passive components – Performance standard – Part 053-02: Non-connectorized, single-mode fibre, electrically controlled, variable optical attenuator for category C – Controlled environments
standard by International Electrotechnical Commission, 07/01/2022

IEC 62271-203 Ed. 3.0 b:2022

High-voltage switchgear and controlgear – Part 203: Gas-insulated metal-enclosed switchgear for rated voltages above 52 kV
standard by International Electrotechnical Commission, 05/01/2022

IEC 60601-2-45 Amd.2 Ed. 3.0 b:2022

Amendment 2 – Medical electrical equipment – Part 2-45: Particular requirements for the basic safety and essential performance of mammographic X-ray equipment and mammographic stereotactic devices
Amendment by International Electrotechnical Commission, 08/01/2022

IEC 62657-4 Ed. 1.0 b:2022

Industrial networks – Coexistence of wireless systems – Part 4: Coexistence management with central coordination of wireless applications
standard by International Electrotechnical Commission, 05/01/2022