Registration number (WIID)Project No.TitleStatus
63266EN IEC 60255-187-1:2021Measuring relays and protection equipment - Part 187-1: Functional requirements for differential protection - Restrained and unrestrained differential protection of motors, generators and transformersIzstrādē
63266LVS EN IEC 60255-187-1:2021Measuring relays and protection equipment - Part 187-1: Functional requirements for differential protection - Restrained and unrestrained differential protection of motors, generators and transformersStandarts spēkā
64337EN IEC 60255-1:2023Measuring relays and protection equipment - Part 1: Common requirementsIzstrādē
64337LVS EN IEC 60255-1:2023Measuring relays and protection equipment - Part 1: Common requirementsStandarts spēkā
66451EN IEC 60255-26:2025Measuring relays and protection equipment - Part 26: Electromagnetic compatibility requirementsStandarts spēkā
66451LVS EN IEC 60255-26:2025Measuring relays and protection equipment - Part 26: Electromagnetic compatibility requirementsStandarts spēkā
67591EN IEC 60255-27:2025Measuring relays and protection equipment - Part 27: Product safety requirementsStandarts spēkā
67591LVS EN IEC 60255-27:2025Measuring relays and protection equipment - Part 27: Product safety requirementsStandarts spēkā
76666prEN IEC 60255-187-3Measuring relays and protection equipment - Part 187-3: Functional requirements for differential protection - Line current differential protectionIzstrādē
76667prEN IEC 60255-187-2Measuring relays and protection equipment - Part 187-2 Functional requirements for busbar differential protectionIzstrādē
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