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IEC

IEC 62052-21:2004+AMD1:2016 CSV
En Vigor
2016-11-23
Electricity metering equipment (a.c.) - General requirements, tests and test conditions - Part 21: Tariff and load control equipment
IEC

IEC 62595-2-2:2018
En Vigor
2018-02-08
Display lighting unit - Part 2-2: Measuring methods of LED light bars used in LCD BLUs
IEC

IEC 60947-9-2:2021
En Vigor
2021-04-26
Low-voltage switchgear and controlgear - Part 9-2: Active arc-fault mitigation systems - Optical-based internal arc-detection and mitigation devices
IEC

IEC 60050-521:2002/AMD1:2017
En Vigor
2017-08-30
Amendment 1 - International Electrotechnical Vocabulary (IEV) - Part 521: Semiconductor devices and integrated circuits