Identification.............................................................................. 318
Functionality.............................................................................. 319
Function block........................................................................... 319
Signals.......................................................................................320
Settings......................................................................................321
Monitored data...........................................................................322
Operation principle.................................................................... 322
Zero and negative sequence detection................................ 322
Delta current and delta voltage detection.............................324
Dead line detection...............................................................327
Main logic............................................................................. 328
Technical data........................................................................... 331
Section 11 Control..........................................................................333
Synchrocheck, energizing check, and synchronizing SESRSYN...333
Identification.............................................................................. 333
Functionality.............................................................................. 333
Function block........................................................................... 334
Signals.......................................................................................334
Settings......................................................................................337
Monitored data...........................................................................339
Operation principle.................................................................... 339
Basic functionality.................................................................339
Logic diagrams..................................................................... 340
Technical data........................................................................... 352
Autorecloser for 1 phase, 2 phase and/or 3 phase operation
SMBRREC .....................................................................................353
Identification.............................................................................. 353
Functionality.............................................................................. 353
Function block........................................................................... 354
Signals.......................................................................................354
Settings......................................................................................356
Operation principle.................................................................... 358
Terminology explanation...................................................... 358
Status descriptions............................................................... 358
Description of the status transition....................................... 359
Functional sequence description..........................................360
Time sequence diagrams..................................................... 374
Technical data........................................................................... 377
Interlocking .................................................................................... 378
Logical node for interlocking SCILO .........................................378
Identification......................................................................... 378
Functionality......................................................................... 378
Function block...................................................................... 378
Table of contents
Line distance protection REL650 2.2 IEC 9
Technical manual
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