Universal serial bus interfaces for data and power – Part 1-2: Common components – USB Power Delivery specification
standard by International Electrotechnical Commission, 03/16/2021

Plugs, socket-outlets and couplers for industrial purposes – Part 4: Switched socket-outlets and connectors with or without interlock
standard by International Electrotechnical Commission, 06/01/2021

Calibration of wavelength/optical frequency measurement instruments – Part 3:Optical frequency meters internally referenced to a frequency comb
standard by International Electrotechnical Commission, 05/20/2019

Connectors for electrical and electronic equipment – Product requirements – Part 3-104: Detail specification for 8-way, shielded free and fixed connectors for data transmissions with frequencies up to 2 000 MHz
standard by International Electrotechnical Commission, 05/22/2017

Amendment 1 to Electric motor-operated hand-held tools, transportable tools and lawn and garden machinery – Safety – Part 2-1: Particular requirements for hand-held drills and impact drills
Amendment by International Electrotechnical Commission, 11/01/2021

Plugs, socket-outlets and couplers for industrial purposes – Part 2: Dimensional interchangeability requirements for pin and contact-tube accessories
standard by International Electrotechnical Commission, 06/01/2021

Safety of machinery – Electrical equipment of machines – Part 11: Requirements for HV equipment for voltages above 1 000 V a.c. or 1 500 V d.c. and not exceeding 36 kV
standard by International Electrotechnical Commission, 07/31/2000

Explosive atmospheres – Part 6: Equipment protection by liquid immersion "o"
standard by International Electrotechnical Commission, 02/20/2015

Explosive atmospheres – Part 25: Intrinsically safe electrical systems
standard by International Electrotechnical Commission, 06/26/2020

Low-voltage switchgear and controlgear – ALL PARTS
standard by International Electrotechnical Commission, 04/22/2020