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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 1 - Electricity metering (AC) - Tariff and load control - Part 21: Particular requirements for time switches
(Amendement 1 - Equipement de comptage de l´electricite (C.A.) - Tarification et controle de charge - Partie 21: Exigences particulieres pour les horloges de tarification)
Change published on 30.1.2017
Selected format:
Corrigendum 1 - Amendment 1 - Electricity metering (A.C.) - Tariff and load control - Part 21: Particular requirements for time switches
(Corrigendum 1 - Amendement 1 - Equipement de comptage de l´electricite (C.A.) - Tarification et controle de charge - Partie 21: Exigences particulieres pour les horloges de tarification)
Correction published on 19.3.2018
Selected format:
Electricity metering (AC) - Tariff and load control - Part 21: Particular requirements for time switches
(Equipement de comptage de l´electricite (C.A.) - Tarification et controle de charge - Partie 21: Exigences particulieres pour les horloges de tarification)
Standard published on 30.1.2017
Selected format:Electricity metering - Payment systems - Part 21: Framework for standardization
Standard published on 11.8.2005
Selected format:
Electricity metering - Payment systems - Part 31: Particular requirements - Static payment meters for active energy (classes 0,5, 1 and 2)
(Equipements de comptage de l´electricite - Systemes a paiement - Partie 31: Exigences particulieres - Compteurs statiques a paiement d´energie active (classes 0,5, 1 et 2))
Standard published on 21.6.2022
Selected format:Electricity metering - Payment systems - Part 31: Particular requirements - Static payment meters for active energy (classes 0,5, 1 and 2)
Standard published on 21.6.2022
Selected format:
Electricity metering - Payment systems - Part 41: Standard transfer specification (STS) - Application layer protocol for one-way token carrier systems
(Partie 41: Specification de transfert normalise (STS) – Protocole de couche application pour les systemes de supports de jeton unidirectionnel)
Standard published on 28.3.2018
Selected format:Electricity metering - Payment systems - Part 41: Standard transfer specification (STS) - Application layer protocol for one-way token carrier systems
Standard published on 28.3.2018
Selected format:
Electricity metering - Payment systems - Part 42: Transaction Reference Numbers (TRN)
(Comptage de l’electricite - Systemes de paiement - Partie 42: Numeros de reference des transactions (TRN))
Standard published on 13.7.2022
Selected format:Electricity metering - Payment systems - Part 51: Standard transfer specification (STS) - Physical layer protocol for one-way numeric and magnetic card token carriers
Standard published on 23.5.2007
Selected format:Latest update: 2026-06-11 (Number of items: 2 281 927)
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