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IEC – The company IEC is world-leading organization, which creates and issues International standards for all electrical, electronic and other related technologies known generally as electro-technologies. Wherever, there is electricity and electronics you can find the company IEC, which promotes the safety and performance, the environment, electrical energy efficiency and renewable energy. The company IEC also administers conformity assessment systems, which certify that the equipment, systems or components comply with International Standards of this company.
Amendment 2 - Letter symbols to be used in electrical technology - Part 1: General
(Amendement 2 - Symboles litteraux a utiliser en electrotechnique - Partie 1: Generalites)
Change published on 10.10.2005
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Corrigendum 1 - Letter symbols to be used in electrical technology - Part 1: General
(Corrigendum 1 - Symboles litteraux a utiliser en electrotechnique - Partie 1: Generalites)
Correction published on 1.4.1993
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Letters symbols to be used in electrical technology - Part 1: General
(Letters symbols to be used in electrical technology - Part 1: General)
Standard published on 15.12.1992
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Letter symbols to be used in electrical technology - Part 2: Telecommunications and electronics
(Symboles litteraux a utiliser en electrotechnique - Partie 2: Telecommunications et electronique)
Standard published on 8.1.2019
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Letter symbols to be used in electrical technology - Part 3: Logarithmic and related quantities, and their units
(Symboles litteraux a utiliser en electrotechnique - Partie 3: Grandeurs logarithmiques et connexes, et leurs unites)
Standard published on 19.7.2002
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Letter symbols to be used in electrical technology - Part 4: Rotating electric machines
(Symboles litteraux a utiliser en electrotechnique - Partie 4: Machines electriques tournantes)
Standard published on 11.12.2006
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Letter symbols to be used in electrical technology - Part 6: Control technology
(Symboles litteraux a utiliser en electrotechnique - Partie 6: Technologie de commande et de regulation)
Standard published on 14.12.2006
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Letter symbols to be used in electrical technology - Part 7: Power generation, transmission and distribution
(Symboles litteraux a utliser en electrotechnique - Partie 7: Production, transport et distribution de l´energie electrique)
Standard published on 11.5.2010
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International standard of resistance for copper
(Specification internationale d´un cuivre-type recuit)
Standard published on 1.1.1925
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Rotating electrical machines - Part 1: Rating and performance
(Machines electriques tournantes - Partie 1: Caracteristiques assignees et caracteristiques de fonctionnement)
Standard published on 14.2.2022
Selected format:Latest update: 2025-01-09 (Number of items: 2 218 396)
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