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IEC
IEC TR 61850-90-7:2023 RLV
En Vigor
2023-08-23
Communication networks and systems for power utility automation - Part
90-7: Object models for power converters in distributed energy resources
(DER) systems
IEC
IEC 61558-2-3:2023/COR1:2023
En Vigor
2023-09-06
Corrigendum 1 - Safety of transformers, reactors, power supply units and
combinations thereof - Part 2-3: Particular requirements and tests for
ignition transformers for gas and oil burners
IEC
IEC 61770:2008/AMD1:2015
En Vigor
2015-10-13
Amendment 1 - Electric appliances connected to the water mains -
Avoidance of backsiphonage and failure of hose-sets
