IEC 61820-3-4 Ed. 1.0 b:2023

Electrical installations for lighting and beaconing of aerodromes – Part 3-4: Safety secondary circuits in series circuits – General safety requirements
standard by International Electrotechnical Commission, 05/01/2023

IEC 62620 Ed. 1.1 b:2023

Secondary cells and batteries containing alkaline or other non-acid electrolytes – Secondary lithium cells and batteries for use in industrial applications CONSOLIDATED EDITION
standard by International Electrotechnical Commission, 05/01/2023

IEC 61249-6-3 Ed. 1.0 b:2023

Materials for printed boards and other interconnecting structures – Part 6-3: Sectional specification set for reinforcement materials – Specification for finished fabric woven from "E" glass for printed boards
standard by International Electrotechnical Commission, 06/01/2023

IEC 60255-187-1 Ed. 1.0 b:2021

Measuring relays and protection equipment – Part 187-1: Functional requirements for differential protection – Restrained and unrestrained differential protection of motors, generators and transformers
standard by International Electrotechnical Commission, 07/01/2021

IEC 62149-3 Ed. 4.0 b:2023

Fibre optic active components and devices – Performance standards – Part 3: Modulator-integrated laser diode transmitters for 2,5-Gbit/s to 40-Gbit/s fibre optic transmission systems
standard by International Electrotechnical Commission, 07/01/2023

IEC 62106-6 Ed. 2.0 en:2023

Radio data system (RDS) – VHF/FM sound broadcasting in the frequency range from 64,0 MHz to 108,0 MHz – Part 6: Compilation of technical specifications for Open Data Applications in the public domain
standard by International Electrotechnical Commission, 05/01/2023