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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.
Explosive atmospheres - Part 25: Intrinsically safe electrical systems
(Atmospheres explosives - Partie 25: Systemes electriques de securite intrinseque)
Standard published on 26.6.2020
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Amendment 1 - Explosive atmospheres - Part 25: Intrinsically safe electrical systems
(Amendement 1 - Atmospheres explosives - Partie 25 : Systemes electriques de securite intrinseque)
Change published on 25.9.2025
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Corrigendum 1 - Explosive atmospheres - Part 25: Intrinsically safe electrical systems
(Corrigendum 1 - Atmospheres explosives - Partie 25: Systemes electriques de securite intrinseque)
Correction published on 20.10.2020
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Corrigendum 2 - Explosive atmospheres - Part 25: Intrinsically safe electrical systems
(Corrigendum 2 - Atmospheres explosives - Partie 25: Systemes electriques de securite intrinseque)
Correction published on 29.11.2022
Selected format:Explosive atmospheres - Part 25: Intrinsically safe electrical systems
Standard published on 25.9.2025
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Explosive atmospheres - Part 26: Equipment with Separation Elements or combined Levels of Protection
(Atmospheres explosives - Partie 26: Appareil avec elements de separation ou niveaux de protection combines)
Standard published on 25.2.2021
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Explosive atmospheres - Part 28: Protection of equipment and transmission systems using optical radiation
(Atmospheres explosives - Partie 28 : Protection du materiel et des systemes de transmission utilisant le rayonnement optique)
Standard published on 21.11.2025
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Explosive atmospheres - Part 29-0: Gas detection equipment - General requirements and test methods
(Atmospheres explosives - Partie 29-0: Detecteurs de gaz - Exigences generales et methodes d’essai)
Standard published on 27.11.2025
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Explosive atmospheres - Part 29-2: Gas detectors - Selection, installation, use and maintenance of detectors for flammable gases and oxygen
(Atmospheres explosives - Partie 29-2: Detecteurs de gaz - Selection, installation, utilisation et maintenance des detecteurs de gaz inflammables et d´oxygene)
Standard published on 16.3.2015
Selected format:Explosive atmospheres - Part 29-2: Gas detectors - Selection, installation, use and maintenance of detectors for flammable gases and oxygen
Standard published on 16.3.2015
Selected format:Latest update: 2025-12-18 (Number of items: 2 252 678)
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