ABB Relion Technical Manual page 18

Table of contents
12
Dead line detection.....................................................................338
Main logic................................................................................... 338
Technical data................................................................................. 342
Breaker close/trip circuit monitoring TCSSCBR................................... 342
Identification.................................................................................... 342
Functionality.................................................................................... 342
Function block................................................................................. 343
Signals.............................................................................................343
Settings............................................................................................343
Operation principle.......................................................................... 343
Technical data................................................................................. 344
Section 12 Control...............................................................................345
Synchronism check, energizing check, and synchronizing
SESRSYN (25)..................................................................................... 345
Identification.................................................................................... 345
Functionality.................................................................................... 345
Function block................................................................................. 346
Signals.............................................................................................346
Settings............................................................................................349
Monitored data.................................................................................351
Operation principle.......................................................................... 351
Basic functionality.......................................................................351
Synchronism check.................................................................... 352
Synchronizing............................................................................. 353
Energizing check........................................................................ 355
Fuse failure supervision..............................................................355
Voltage selection........................................................................ 356
Voltage selection for a single circuit breaker with double
busbars.......................................................................................356
Voltage selection for a breaker-and-a-half circuit breaker
arrangement............................................................................... 357
Technical data................................................................................. 361
Apparatus control..................................................................................362
Functionality.................................................................................... 362
Switch controller SCSWI..................................................................362
Identification .............................................................................. 362
Functionality............................................................................... 362
Function block............................................................................ 363
Signals........................................................................................363
Settings.......................................................................................364
Technical manual