ABB RED650 - Page 18

Identification.............................................................................. 423
Functionality.............................................................................. 424
Function block........................................................................... 424
Signals.......................................................................................425
Settings......................................................................................425
Operation principle.................................................................... 426
Directional comparison logic function...................................426
Fault current reversal logic................................................... 426
Weak-end infeed logic..........................................................427
Technical data........................................................................... 429
Section 14 Logic.............................................................................431
Tripping logic SMPPTRC ...............................................................431
Identification.............................................................................. 431
Functionality.............................................................................. 431
Function block........................................................................... 432
Signals.......................................................................................432
Settings......................................................................................433
Operation principle.................................................................... 434
Logic diagram.......................................................................438
Technical data........................................................................... 440
General start matrix block SMAGAPC............................................441
Identification.............................................................................. 441
Functionality.............................................................................. 441
Function block........................................................................... 441
Signals.......................................................................................441
Settings......................................................................................442
Operation principle.................................................................... 442
Trip matrix logic TMAGAPC........................................................... 448
Identification.............................................................................. 448
Functionality.............................................................................. 448
Function block........................................................................... 449
Signals.......................................................................................449
Settings......................................................................................451
Operation principle.................................................................... 451
Technical data........................................................................... 452
Logic for group alarm ALMCALH....................................................452
Identification.............................................................................. 452
Functionality.............................................................................. 453
Function block........................................................................... 453
Signals.......................................................................................453
Settings......................................................................................454
Operation principle.................................................................... 454
Technical data........................................................................... 454
Table of contents
12 Line differential protection RED650 2.2 IEC
Technical manual