IEC 60238 Amd.2 Ed. 9.0 b:2020
Amendment 2 – Edison screw lampholders
Amendment by International Electrotechnical Commission, 01/20/2020
IEC 60667-3-1 Ed. 2.0 b:2020
Specification for vulcanized fibre for electrical purposes – Part 3-1: Specifications for individual materials – Flat sheets
standard by International Electrotechnical Commission, 03/25/2020
IEC 60050-131 Ed. 2.0 b:2002
International Electrotechnical Vocabulary (IEV) – Part 131: Circuit theory
standard by International Electrotechnical Commission, 06/21/2002
IEC 61977 Ed. 4.0 b:2020
Fibre optic interconnecting devices and passive components – Fibre optic filters – Generic specification
standard by International Electrotechnical Commission, 04/09/2020
IEC 60050-103 Amd.2 Ed. 1.0 b:2019
Amendment 2 – International Electrotechnical Vocabulary (IEV) – Part 103: Mathematics – Functions
Amendment by International Electrotechnical Commission, 10/17/2019
IEC 62541-13 Ed. 2.0 b:2020
OPC Unified Architecture – Part 13: Aggregates
standard by International Electrotechnical Commission, 06/11/2020
IEC 60034-18-41 Ed. 1.1 b:2019
Rotating electrical machines – Part 18-41: Partial discharge free electrical insulation systems (Type I) used in rotating electrical machines fed from voltage converters – Qualification and quality control tests CONSOLIDATED EDITION
standard by International Electrotechnical Commission, 06/25/2019
IEC 60045-1 Ed. 1.0 b:1991
Steam turbines – Part 1: Specifications
standard by International Electrotechnical Commission, 06/18/1991
IEC 60034-22 Ed. 2.0 b:2009
Rotating electrical machines – Part 22: AC generators for reciprocating internal combustion (RIC) engine driven generating sets
standard by International Electrotechnical Commission, 10/28/2009
IEC 60034-18-31 Ed. 1.0 b:1992
Rotating electrical machines – Part 18: Functional evaluation of insulation systems – Section 31: Test procedures for form-wound windings – Thermal evaluation and classification of insulation systems used in machines up to and including 50 MVA and 15 kV
standard by International Electrotechnical Commission, 07/31/1992
IEC 61969-3 Ed. 3.0 b:2020
Mechanical structures for electronic equipment – Outdoor enclosures – Part 3: Environmental requirements, tests and safety aspects
standard by International Electrotechnical Commission, 06/08/2020
IEC 62899-505 Ed. 1.0 en:2020
Printed electronics – Part 505: Quality assessment – Flexible gas sensor – Mechanical and thermal testing
standard by International Electrotechnical Commission, 06/16/2020