Cover IEC 60255-151:2009

IEC 60255-151:2009

Measuring relays and protection equipment - Part 151: Functional requirements for over/under current protection

Ausgabedatum: 2009-08
Edition: 1.0
Sprache: EN-FR - zweisprachig englisch/französisch
Seitenzahl: 63 VDE-Artnr.: 216698


IEC 60255-151:2009 specifies minimum requirements for over/under current relays. It includes a specification of the protection function, measurement characteristics and time delay characteristics. Defines the influencing factors that affect the accuracy under steady state conditions and performance characteristics during dynamic conditions.