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Standards IEC - International electro-technical commission - Page 361
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.
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IEC 60720-ed.1.0
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Characteristics of line post insulators
(Caracteristiques des isolateurs rigides a socle)
Standard published on 1.1.1981
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IEC 60721-1-ed.2.0
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Classification of environmental conditions - Part 1: Environmental parameters and their severities
(Classification des conditions d´environnement - Partie 1: Agents d´environnement et leurs severites)
Standard published on 31.12.1990
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IEC 60721-1-ed.2.0/Amd.1
Change
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Amendment 1 - Classification of environmental conditions - Part 1: Environmental parameters and their severities
(Amendement 1 - Classification des conditions d´environnement - Partie 1: Agents d´environnement et leurs severites)
Change published on 15.12.1992
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IEC 60721-1-ed.2.0/Amd.2
Change
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Amendment 2 - Classification of environmental conditions - Part 1: Environmental parameters and their severities
(Amendement 2 - Classification des conditions d´environnement - Partie 1: Agents d´environnement et leurs severites)
Change published on 28.4.1995
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IEC 60721-1-ed.2.1+Amd.1-CSV
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Classification of environmental conditions - Part 1: Environmental parameters and their severities
Standard published on 31.12.1990
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IEC 60721-1-ed.2.2+Amd.1+Amd.2-CSV
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Classification of environmental conditions - Part 1: Environmental parameters and their severities
(Classification des conditions d´environnement - Partie 1: Agents d´environnement et leurs severites)
Standard published on 22.10.2002
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IEC 60721-2-1-ed.2.0
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Classification of environmental conditions - Part 2-1: Environmental conditions appearing in nature - Temperature and humidity
(Classification des conditions d´environnement - Partie 2-1: Conditions d´environnement presentes dans la nature - Temperature et humidite)
Standard published on 25.6.2013
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IEC 60721-2-2-ed.3.0
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Classification of environmental conditions - Part 2-2: Environmental conditions appearing in nature - Precipitation and wind
(Classification des conditions d´environnement - Partie 2-2: Conditions d´environnement presentes dans la nature - Precipitations et vent)
Standard published on 25.10.2024
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IEC 60721-2-3-ed.2.0
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Classification of environmental conditions - Part 2-3: Environmental conditions appearing in nature - Air pressure
(Classification des conditions d´environnement - Partie 2-3: Conditions d´environnement presentes dans la nature - Pression atmospherique)
Standard published on 19.6.2013
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IEC 60721-2-4-ed.2.0
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Classification of environmental conditions - Part 2-4: Environmental conditions appearing in nature - Solar radiation and temperature
(Classification des conditions d´environnement - Partie 2-4 : Conditions d´environnement presentes dans la nature - Rayonnement solaire et temperature)
Standard published on 22.6.2018
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