ABB RELION REX640 Technical Manual page 19

5.14.5 Operation principle........................................................................................................... 1282
5.14.6 Application......................................................................................................................... 1284
5.14.7 Signals................................................................................................................................. 1284
5.14.8 DPSRDIR Settings..............................................................................................................1284
5.14.9 DPSRDIR Monitored data.................................................................................................1285
5.15 Neutral power directional element DNZSRDIR (ANSI 67N-TC)................................................. 1285
5.15.1 Identification......................................................................................................................1285
5.15.2 Function block................................................................................................................... 1286
5.15.3 Functionality...................................................................................................................... 1286
5.15.4 Analog channel configuration........................................................................................ 1286
5.15.5 Operation principle........................................................................................................... 1287
5.15.6 Application..........................................................................................................................1292
5.15.7 Signals................................................................................................................................. 1292
5.15.8 DNZSRDIR Settings........................................................................................................... 1293
5.15.9 DNZSRDIR Monitored data..............................................................................................1294
5.16 Load blinder LBRDOB (ANSI 21LB)................................................................................................. 1294
5.16.1 Identification......................................................................................................................1294
5.16.2 Function block................................................................................................................... 1294
5.16.3 Functionality...................................................................................................................... 1294
5.16.4 Analog channel configuration.........................................................................................1295
5.16.5 Operation principle...........................................................................................................1295
5.16.6 Application..........................................................................................................................1297
5.16.7 Signals................................................................................................................................. 1299
5.16.8 Settings...............................................................................................................................1299
5.16.9 Monitored data..................................................................................................................1300
5.16.10 Technical data....................................................................................................................1300
6 Supervision functions.........................................................................1302
6.1 Trip circuit supervision TCSSCBR (ANSI TCM).............................................................................1302
6.1.1 Identification......................................................................................................................1302
6.1.2 Function block................................................................................................................... 1302
6.1.3 Functionality...................................................................................................................... 1302
6.1.4 Operation principle...........................................................................................................1302
6.1.5 Application..........................................................................................................................1303
6.1.6 Signals.................................................................................................................................1309
6.1.7 TCSSCBR Settings............................................................................................................. 1310
6.1.8 TCSSCBR Monitored data................................................................................................ 1310
6.2 Current circuit supervision CCSPVC (ANSI CCM).........................................................................1310
6.2.1 Identification...................................................................................................................... 1310
6.2.2 Function block....................................................................................................................1310
6.2.3 Functionality.......................................................................................................................1310
6.2.4 Analog channel configuration..........................................................................................1311
6.2.5 Operation principle............................................................................................................1311
6.2.6 Application.......................................................................................................................... 1313
REX640
Technical Manual
Contents
19