ABB REF615 ANSI 5.0 FP1 - Page 77

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Table 119. Functions included in the relay (continued)
Function IEC 61850 ANSI
Frequency protection
 
 
 
 
 
 
Three-phase thermal protection for feeders, cables and distribution
transformers  
High-impedance based restricted earth-fault protection
 
High-impedance differential protection for
phase A  
High-impedance differential protection for
phase B  
High-impedance differential protection for
phase C  
Circuit breaker failure protection
 
Three-phase inrush detector
 
Switch onto fault
 
Master trip
 
 
 
 
 
Arc protection
 
 
 
Multipurpose protection
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Fault locator
 
High-impedance fault detection
 

protection
 
 
Multifrequency admittance-based earth-fault protection
 