ABB Relion SMU615 Technical Manual page 13

SMU615
Technical Manual
Function block........................................................................... 142
Functionality.............................................................................. 142
Operation principle.................................................................... 142
Application................................................................................. 146
Signals.......................................................................................147
Settings......................................................................................147
Monitored data...........................................................................148
Technical data........................................................................... 148
Technical revision history.......................................................... 148
Arc detection ARCDSARC............................................................. 149
Identification.............................................................................. 149
Function block........................................................................... 149
Functionality.............................................................................. 149
Operation principle.................................................................... 149
Application................................................................................. 150
Signals.......................................................................................150
Settings......................................................................................151
Monitored data...........................................................................151
Technical data........................................................................... 151
Section 6 Condition monitoring functions..................................... 153
Circuit-breaker condition monitoring SSCBR................................. 153
Identification.............................................................................. 153
Function block........................................................................... 153
Functionality.............................................................................. 153
Operation principle.................................................................... 154
Circuit breaker status........................................................... 155
Circuit breaker operation monitoring.................................... 155
Breaker contact travel time...................................................156
Operation counter.................................................................158
Accumulation of I
Remaining life of circuit breaker........................................... 161
Circuit breaker spring-charged indication.............................162
Gas pressure supervision.....................................................162
Application................................................................................. 163
Signals.......................................................................................166
Settings......................................................................................168
Monitored data...........................................................................169
Technical data........................................................................... 170
Technical revision history.......................................................... 170
Section 7 Measurement functions................................................ 171
Basic measurements...................................................................... 171
Functions................................................................................... 171
Table of contents
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