ABB REC650 - Page 14

Identification.............................................................................. 194
Functionality.............................................................................. 195
Function block........................................................................... 195
Signals.......................................................................................196
Settings......................................................................................196
Monitored data...........................................................................197
Operation principle.................................................................... 197
Zero and negative sequence detection................................ 197
Delta current and delta voltage detection.............................199
Dead line detection...............................................................201
Main logic............................................................................. 201
Technical data........................................................................... 205
Breaker close/trip circuit monitoring TCSSCBR............................. 205
Identification.............................................................................. 205
Functionality.............................................................................. 205
Function block........................................................................... 205
Signals.......................................................................................206
Settings......................................................................................206
Operation principle.................................................................... 206
Technical data........................................................................... 207
Section 10 Control..........................................................................209
Synchrocheck, energizing check, and synchronizing SESRSYN...209
Identification.............................................................................. 209
Functionality.............................................................................. 209
Function block........................................................................... 210
Signals.......................................................................................210
Settings......................................................................................212
Monitored data...........................................................................214
Operation principle.................................................................... 215
Basic functionality.................................................................215
Synchrocheck.......................................................................215
Synchronizing.......................................................................217
Energizing check.................................................................. 218
Fuse failure supervision....................................................... 219
Voltage selection.................................................................. 219
Voltage selection for a single circuit breaker with double
busbars.................................................................................220
Voltage selection for a 1 1/2 circuit breaker arrangement....221
Technical data........................................................................... 225
Autorecloser for 3-phase operation SMBRREC ............................ 225
Identification.............................................................................. 226
Functionality.............................................................................. 226
Function block........................................................................... 226
Table of contents
8
Technical manual