Explosive atmospheres – Part 5: Equipment protection by powder filling "q"
standard by International Electrotechnical Commission, 05/01/2022

Semiconductor optoelectronic devices for fibre optic system applications – Part 1: Specification template for essential ratings and characteristics CONSOLIDATED EDITION
standard by International Electrotechnical Commission, 09/01/2022

Measurement of quartz crystal unit parameters – Part 6: Measurement of drive level dependence (DLD)
standard by International Electrotechnical Commission, 09/01/2021

Luminaire performance – Part 1: General requirements
standard by International Electrotechnical Commission, 06/01/2022

Nuclear power plants – Instrumentation and control important to safety – Electrical equipment condition monitoring methods – Part 5: Optical time domain reflectometry
standard by International Electrotechnical Commission, 06/01/2015

Power transformers – Part 57-1202: Liquid immersed phase-shifting transformers
standard by International Electrotechnical Commission, 05/01/2017

Plugs, socket-outlets and couplers for industrial purposes – Part 1: General requirements
standard by International Electrotechnical Commission, 06/01/2021

Plugs and socket-outlets for household and similar purposes – Part 3-1: Particular requirements for socket-outlets incorporating USB power supply
standard by International Electrotechnical Commission, 10/01/2021

Household and similar electrical appliances – Product information properties – Part 1: Fundamentals
standard by International Electrotechnical Commission, 10/01/2022

Wind turbines – Part 27-1: Electrical simulation models – Wind turbines
standard by International Electrotechnical Commission, 07/01/2020