IEC 60050-541 Ed. 1.0 t:1990

International Electrotechnical Vocabulary (IEV) – Part 541: Printed circuits
standard by International Electrotechnical Commission, 10/15/1990

IEC 60027-6 Ed. 1.0 b:2006

Letter symbols to be used in electrical technology – Part 6: Control technology
standard by International Electrotechnical Commission, 12/14/2006

IEC 60079-SER Ed. 1.0 b:2020

Explosive atmospheres – ALL PARTS
standard by International Electrotechnical Commission, 06/26/2020

IEC 60317-0-1 Ed. 4.1 b:2019

Specifications for particular types of winding wires – Part 0-1: General requirements – Enamelled round copper wire CONSOLIDATED EDITION
standard by International Electrotechnical Commission, 08/20/2019

IEC 60068-2-20 Amd.2 Ed. 4.0 b:1987

Amendment 2 – Environmental testing. Part 2: Tests. Test T: Soldering
Amendment by International Electrotechnical Commission, 01/01/1987

IEC 60050-426 Ed. 3.0 b:2020

International Electrotechnical Vocabulary (IEV) – Part 426: Equipment for explosive atmospheres
standard by International Electrotechnical Commission, 03/11/2020

IEC 60191-6-3 Ed. 1.0 en:2000

Mechanical standardization of semiconductor devices – Part 6-3: General rules for the preparation of outline drawings of surface mounted semiconductor device packages – Measuring methods for package dimensions of quad flat packs (QFP)
standard by International Electrotechnical Commission, 09/29/2000

IEC 60050-151 Amd.2 Ed. 2.0 b:2014

Amendment 2 – International Electrotechnical Vocabulary (IEV) – Part 151: Electrical and magnetic devices
Amendment by International Electrotechnical Commission, 08/13/2014

IEC 62271-100 Ed. 1.2 b:2006

High-voltage switchgear and controlgear – Part 100: High-voltage alternating-current circuit-breakers CONSOLIDATED EDITION
standard by International Electrotechnical Commission, 10/24/2006

IEC 60320-2-1 Ed. 2.0 b:2000

Appliance couplers for household and similar general purposes – Part 2-1: Sewing machine couplers
standard by International Electrotechnical Commission, 07/21/2000