IEC 60034-18-21 Amd.2 Ed. 1.0 b:1996

Amendment 2 – Rotating electrical machines – Part 18: Functional evaluation of insulation systems – Section 21: Test procedures for wire-wound windings – Thermal evaluation and classification
Amendment by International Electrotechnical Commission, 11/28/1996

IEC 62990-1 Cor.1 Ed. 1.0 b:2019

Corrigendum 1 – Workplace atmospheres – Part 1: Gas detectors – Performance requirements of detectors for toxic gases
Amendment by International Electrotechnical Commission, 12/04/2019

IEC 61000-4-25 Amd.2 Ed. 1.0 b:2019

Amendment 2 – Electromagnetic compatibility (EMC) – Part 4-25: Testing and measurement techniques – HEMP immunity test methods for equipment and systems
Amendment by International Electrotechnical Commission, 12/11/2019

IEC 60050-121 Amd.3 Ed. 2.0 b:2019

Amendment 3 – International Electrotechnical Vocabulary (IEV) – Part 121: Electromagnetism
Amendment by International Electrotechnical Commission, 10/17/2019

IEC 14496-3 Amd.1 Ed. 1.0 en:2000

Information technology – Coding of audio-visual objects – Part 3 : Audio Amendment 1 : Audio extensions
standard by International Electrotechnical Commission, 10/10/2000

IEC 60730-1 Ed. 5.2 b:2020

Automatic electrical controls – Part 1: General requirements CONSOLIDATED EDITION
standard by International Electrotechnical Commission, 04/08/2020

IEC 60317-62 Ed. 2.0 b:2020

Specifications for particular types of winding wires – Part 62: Polyester glass fibre wound, minimum class 200 resin or varnish impregnated, bare or enamelled rectangular copper wire, temperature index 200
standard by International Electrotechnical Commission, 06/10/2020

IEC 62053-21 Ed. 2.0 b:2020

Electricity metering equipment (a.c.) – Particular requirements – Part 21: Static meters for active energy (classes 1 and 2)
standard by International Electrotechnical Commission, 06/17/2020

IEC 60050-721 Ed. 1.0 t:1991

International Electrotechnical Vocabulary (IEV) – Part 721: Telegraphy, facsimile and data communication
standard by International Electrotechnical Commission, 11/30/1991

IEC 62933-5-2 Ed. 1.0 b:2020

Electrical energy storage (EES) systems – Part 5-2: Safety requirements for grid-integrated EES systems – Electrochemical-based systems
standard by International Electrotechnical Commission, 04/16/2020

IEC 62290-3 Cor.1 Ed. 1.0 b:2020

Corrigendum 1 – Railway applications – Urban guided transport management and command/control systems – Part 3: System requirements specification
Corrigenda by International Electrotechnical Commission, 06/17/2020