ABB Relion Technical Manual page 13

Technical manual
Functionality.................................................................................... 234
Function block................................................................................. 235
Signals.............................................................................................235
Settings............................................................................................236
Monitored data.................................................................................237
Operation principle.......................................................................... 237
Technical data................................................................................. 241
Breaker failure protection 3-phase activation and output CCRBRF (
50BF).................................................................................................... 241
Identification.................................................................................... 241
Functionality.................................................................................... 241
Function block................................................................................. 242
Signals.............................................................................................242
Settings............................................................................................243
Monitored data.................................................................................244
Operation principle.......................................................................... 244
Technical data................................................................................. 246
Pole discrepancy protection CCRPLD (52PD)..................................... 247
Identification ................................................................................... 247
Functionality.................................................................................... 247
Function block................................................................................. 248
Signals.............................................................................................248
Settings............................................................................................248
Monitored data.................................................................................249
Operation principle.......................................................................... 249
Pole discrepancy signaling from circuit breaker......................... 251
Unsymmetrical current detection................................................ 252
Technical data................................................................................. 252
Directional over-/under-power protection GOPPDOP/GUPPDUP
(32/37).................................................................................................. 252
Functionality.................................................................................... 252
Directional overpower protection GOPPDOP (32).......................... 253
Identification............................................................................... 253
Function block............................................................................ 253
Signals........................................................................................254
Settings.......................................................................................254
Monitored data............................................................................255
Directional underpower protection GUPPDUP (37).........................255
Identification............................................................................... 256
Function block............................................................................ 256
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