ABB REL650 Technical Manual page 9

Line distance protection REL650 2.2 IEC
Technical manual
Simplified logic schemes...................................................... 109
Measurement....................................................................... 116
Technical data........................................................................... 121
Power swing detection ZMRPSB ...................................................122
Identification.............................................................................. 122
Functionality.............................................................................. 122
Function block........................................................................... 122
Signals.......................................................................................122
Settings......................................................................................123
Operation principle.................................................................... 124
Resistive reach in forward direction..................................... 125
Resistive reach in reverse direction..................................... 126
Reactive reach in forward and reverse direction.................. 127
Basic detection logic.............................................................127
Operating and inhibit conditions........................................... 129
Technical data........................................................................... 130
Automatic switch onto fault logic ZCVPSOF ................................. 130
Identification.............................................................................. 130
Functionality.............................................................................. 131
Function block........................................................................... 131
Signals.......................................................................................131
Settings......................................................................................132
Monitored data...........................................................................132
Operation principle.................................................................... 133
Technical data........................................................................... 134
Out-of-step protection OOSPPAM..................................................135
Identification.............................................................................. 135
Functionality.............................................................................. 135
Function block........................................................................... 136
Signals.......................................................................................136
Settings......................................................................................137
Monitored data...........................................................................138
Operation principle.................................................................... 138
Lens characteristic............................................................... 141
Detecting an out-of-step condition........................................143
Maximum slip frequency.......................................................144
Taking care of the circuit breaker ........................................ 145
Design.................................................................................. 147
Technical data........................................................................... 148
Phase preference logic PPL2PHIZ.................................................148
Identification.............................................................................. 148
Functionality.............................................................................. 148
Function block........................................................................... 149
Table of contents
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