ABB REC650 Technical Manual page 13

Technical manual
Signals.......................................................................................180
Settings......................................................................................180
Monitored data...........................................................................180
Operation principle.................................................................... 180
Measurement principle......................................................... 181
Time delay............................................................................181
Blocking................................................................................182
Design.................................................................................. 182
Technical data........................................................................... 182
Overfrequency protection SAPTOF ...............................................182
Identification.............................................................................. 183
Functionality.............................................................................. 183
Function block........................................................................... 183
Signals.......................................................................................183
Settings......................................................................................184
Monitored data...........................................................................184
Operation principle.................................................................... 184
Measurement principle......................................................... 184
Time delay............................................................................185
Blocking................................................................................185
Design.................................................................................. 185
Technical data........................................................................... 186
Rate-of-change frequency protection SAPFRC .............................186
Identification.............................................................................. 187
Functionality.............................................................................. 187
Function block........................................................................... 187
Signals.......................................................................................187
Settings......................................................................................188
Operation principle.................................................................... 188
Measurement principle......................................................... 188
Time delay............................................................................188
Design.................................................................................. 189
Technical data........................................................................... 190
Section 9 Secondary system supervision.....................................191
Current circuit supervision CCSRDIF ............................................ 191
Identification.............................................................................. 191
Functionality.............................................................................. 191
Function block........................................................................... 191
Signals.......................................................................................192
Settings......................................................................................192
Operation principle.................................................................... 192
Technical data........................................................................... 194
Fuse failure supervision SDDRFUF............................................... 194
Table of contents
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