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SR EN 60255-127:2015
Measuring relays and protection equipment -- Part 127: Functional requirements for over/under voltage protection
IEC 60255-127:2010 specifies minimum requirements for over/under voltage relays. The standard includes specification of the protection function, measurement characteristics and time delay characteristics.
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Status :
Valid
Approval date : 4/30/2015
Number of pages : 28
ICS : 29.120.70 Relays
Technical Committee : 23 - Industrial -process measurement and control
- Replaces SR EN 60255-3:2001
- Normative reference SR EN 60255-1:2010