ABB RELION REX640 Technical Manual page 23

REX640
Technical Manual
Settings................................................................................ 452
Monitored data..................................................................... 452
Technical data...................................................................... 453
Admittance-based earth-fault protection EFPADM....................453
Identification......................................................................... 453
Function block...................................................................... 453
Functionality......................................................................... 453
Analog channel configuration............................................... 454
Operation principle............................................................... 455
Neutral admittance characteristics....................................... 467
Application............................................................................473
Signals..................................................................................478
Settings................................................................................ 479
Monitored data..................................................................... 480
Technical data...................................................................... 480
Rotor earth-fault protection, injection method MREFPTOC...... 481
Identification......................................................................... 481
Function block...................................................................... 481
Functionality......................................................................... 481
Analog channel configuration............................................... 481
Operation principle............................................................... 482
Application............................................................................483
Signals..................................................................................486
Settings................................................................................ 486
Monitored data..................................................................... 487
Technical data...................................................................... 487
Harmonics-based earth-fault protection HAEFPTOC................487
Identification......................................................................... 487
Function block...................................................................... 488
Functionality......................................................................... 488
Analog channel configuration............................................... 488
Operation principle............................................................... 489
Application............................................................................492
Signals..................................................................................493
Settings................................................................................ 494
Monitored data..................................................................... 495
Technical data...................................................................... 495
Wattmetric-based earth-fault protection WPWDE..................... 496
Identification......................................................................... 496
Function block...................................................................... 496
Functionality......................................................................... 496
Analog channel configuration............................................... 496
Operation principle............................................................... 497
Table of contents
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