ABB RELION Series Technical Manual page 17

REC615 and RER615
Technical Manual
Functionality......................................................................... 353
Operation principle............................................................... 353
Application............................................................................357
Signals..................................................................................358
Settings................................................................................ 358
Monitored data..................................................................... 359
Technical data...................................................................... 359
Wattmetric-based earth-fault protection WPWDE..................... 360
Identification......................................................................... 360
Function block...................................................................... 360
Functionality......................................................................... 360
Operation principle............................................................... 361
Timer characteristics............................................................ 367
Measurement modes............................................................368
Application............................................................................368
Signals..................................................................................371
Settings................................................................................ 371
Monitored data..................................................................... 372
Technical data...................................................................... 373
Multifrequency admittance-based earth-fault protection
MFADPSDE...............................................................................373
Identification......................................................................... 373
Function block...................................................................... 374
Functionality......................................................................... 374
Operation principle............................................................... 374
Application............................................................................391
Signals..................................................................................393
Settings................................................................................ 393
Monitored data..................................................................... 394
Technical data...................................................................... 395
Unbalance protection......................................................................395
Negative-sequence overcurrent protection NSPTOC................395
Identification......................................................................... 395
Function block...................................................................... 395
Functionality......................................................................... 395
Operation principle............................................................... 396
Application............................................................................398
Signals..................................................................................398
Settings................................................................................ 399
Monitored data..................................................................... 400
Technical data...................................................................... 400
Technical revision history..................................................... 401
Phase discontinuity protection PDNSPTOC..............................401
Table of contents
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