ABB Relion 670 series - Page 17

8.10 Pole discrepancy protection CCPDSC(52PD)..................................................................................536
8.10.1 Identification.....................................................................................................................................537
8.10.2 Functionality..................................................................................................................................... 537
8.10.3 Function block.................................................................................................................................. 537
8.10.4 Signals................................................................................................................................................538
8.10.5 Settings..............................................................................................................................................538
8.10.6 Monitored data.................................................................................................................................539
8.10.7 Operation principle..........................................................................................................................539
8.10.7.1 Pole discrepancy signaling from circuit breaker.................................................................... 541
8.10.7.2 Unsymmetrical current detection............................................................................................. 542
8.10.8 Technical data...................................................................................................................................542
8.11 Directional underpower protection GUPPDUP (37).......................................................................542
8.11.1 Identification.................................................................................................................................... 542
8.11.2 Functionality..................................................................................................................................... 543
8.11.3 Function block..................................................................................................................................544
8.11.4 Signals................................................................................................................................................544
8.11.5 Settings..............................................................................................................................................545
8.11.6 Monitored data................................................................................................................................ 546
8.11.7 Operation principle......................................................................................................................... 546
8.11.7.1 Low pass filtering.........................................................................................................................548
8.11.7.2 Calibration of analog inputs...................................................................................................... 548
8.11.8 Technical data.................................................................................................................................. 549
8.12 Directional overpower protection GOPPDOP (32).........................................................................550
8.12.1 Identification.................................................................................................................................... 550
8.12.2 Functionality.....................................................................................................................................550
8.12.3 Function block...................................................................................................................................551
8.12.4 Signals................................................................................................................................................ 551
8.12.5 Settings..............................................................................................................................................552
8.12.6 Monitored data................................................................................................................................ 554
8.12.7 Operation principle......................................................................................................................... 554
8.12.7.1 Low pass filtering.........................................................................................................................556
8.12.7.2 Calibration of analog inputs.......................................................................................................556
8.12.8 Technical data...................................................................................................................................557
8.13 Broken conductor check BRCPTOC (46)..........................................................................................558
8.13.1 Identification.................................................................................................................................... 558
8.13.2 Functionality..................................................................................................................................... 558
8.13.3 Function block.................................................................................................................................. 558
8.13.4 Signals................................................................................................................................................558
8.13.5 Settings..............................................................................................................................................559
8.13.6 Monitored data................................................................................................................................ 559
8.13.7 Operation principle......................................................................................................................... 559
8.13.8 Technical data...................................................................................................................................561
8.14 Negativ sequence time overcurrent protection for machines NS2PTOC (46I2)...................... 561
Table of contents
11
Technical manual