IEC 60050-212 Amd.3 Ed. 2.0 b:2020

Amendment 3 – International Electrotechnical Vocabulary (IEV) – Part 212: Electrical insulating solids, liquids and gases
Amendment by International Electrotechnical Commission, 04/23/2020

IEC 60779 Ed. 3.0 b:2020

Industrial electroheat equipment – Test methods for electroslag remelting furnaces
standard by International Electrotechnical Commission, 06/16/2020

IEC 60034-12 Amd.1 Ed. 2.0 b:2007

Amendment 1 – Rotating electrical machines – Part 12: Starting performance of single-speed three-phase cage induction motors
Amendment by International Electrotechnical Commission, 06/21/2007

IEC 60050-221 Amd.1 Ed. 1.0 t:1993

Amendment 1 – International Electrotechnical Vocabulary (IEV) – Part 221: Magnetic materials and components
Amendment by International Electrotechnical Commission, 01/28/1993

IEC 61643-12 Ed. 3.0 b:2020

Low-voltage surge protective devices – Part 12: Surge protective devices connected to low-voltage power distribution systems – Selection and application principles
standard by International Electrotechnical Commission, 05/07/2020

IEC 60034-4-1 Ed. 1.0 b:2018

Rotating electrical machines – Part 4-1: Methods for determining electrically excited synchronous machine quantities from tests
standard by International Electrotechnical Commission, 04/27/2018

IEC 60092-354 Ed. 4.0 b:2020

Electrical installations in ships – Part 354: Single- and three-core power cables with extruded solid insulation for rated voltages 6 kV (Um = 7,2 kV) up to 30 kV (Um = 36 kV)
standard by International Electrotechnical Commission, 02/06/2020

IEC 61992-6 Ed. 1.2 b:2020

Railway applications – Fixed installations – DC switchgear – Part 6:DC switchgear assemblies CONSOLIDATED EDITION
standard by International Electrotechnical Commission, 05/26/2020

IEC 61557-11 Ed. 2.0 b:2020

Electrical safety in low voltage distribution systems up to 1000 V a.c. and 1500 V d.c. – Equipment for testing, measuring or monitoring of protective measures – Part 11: Effectiveness of residual current monitors (RCMs) type A and type B in TT, TN and IT systems
standard by International Electrotechnical Commission, 06/23/2020

IEC 60050-705 Ed. 1.0 t:1995

International Electrotechnical Vocabulary (IEV) – Part 705: Radio wave propagation
standard by International Electrotechnical Commission, 09/29/1995