Registration number (WIID)Project No.TitleStatus
77964EN IEC 60255-187-1:2021/AC:2023-04Measuring relays and protection equipment - Part 187-1: Functional requirements for differential protection - Restrained and unrestrained differential protection of motors, generators and transformersIzstrādē
56528EN 60255-24:2001Electrical relays - Part 24: Common format for transient data exchange (COMTRADE) for power systemsIzstrādē
51849EN 60255-121:2014Measuring relays and protection equipment - Part 121: Functional requirements for distance protectionIzstrādē
63189EN IEC 60255-181:2019Measuring relays and protection equipment - Part 181: Functional requirements for frequency protectionIzstrādē
81389FprEN IEC 60255-27:2022/prA1Measuring relays and protection equipment - Part 27: Product safety requirementsIzstrādē
79508prEN IEC 60255-21Measuring relays and protection equipment - Part 21: Vibration, shock, bump and seismic tests requirementsIzstrādē
54504EN 60255-151:2009Measuring relays and protection equipment - Part 151: Functional requirements for over/under current protectionIzstrādē
46232prEN 60255-22-4Electrical relays - Part 22: Electrical disturbance tests for measuring relays and protection equipment - Section 4: Fast transient disturbance testIzstrādē
43010EN 60255-21-3:1995Electrical relays - Part 21: Vibration, shock, bump and seismic tests on measuring relays and protection equipment - Section 3: Seismic testsIzstrādē
77267prEN IEC 60255-132Measuring relays and protection equipment - Part 132: Functional requirements for directional power protectionIzstrādē
Displaying 11-20 of 103 results.