I.S. EN IEC 60255-181:2019
Current
The latest, up-to-date edition.
Measuring relays and protection equipment - Part 181: Functional requirements for frequency protection
Hardcopy , PDF
English - French
01-05-2019
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Dates of withdrawal of national standards are available from NSAI.
This part of IEC 60255 specifies the minimum requirements for functional and performance evaluation of frequency protection.
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