ABB RELION REX640 Technical Manual page 12

Contents
3.22.7 Real greater than or equal comparator GER..................................................................305
3.22.8 Real less than or equal comparator LER.........................................................................306
3.22.9 Real maximum value selector MAX3R............................................................................. 307
3.22.10 Real minimum value selector MIN3R............................................................................... 308
3.22.11 Real switch selector SWITCHR......................................................................................... 309
3.22.12 Integer 32-bit switch selector SWITCHI32...................................................................... 310
3.23 Factory settings restoration............................................................................................................. 310
3.24 Load profile LDPRLRC (ANSI LOADPROF)....................................................................................... 311
3.24.1 Identification........................................................................................................................ 311
3.24.2 Function block...................................................................................................................... 311
3.24.3 Functionality......................................................................................................................... 311
3.24.4 Configuration....................................................................................................................... 314
3.24.5 Signals................................................................................................................................... 314
3.24.6 LDPRLRC Settings............................................................................................................... 315
3.24.7 LDPRLRC Monitored data.................................................................................................. 315
3.25 Ethernet channel supervision functions......................................................................................... 315
3.25.1 Redundant Ethernet channel supervision RCHLCCH................................................... 315
3.25.2 Ethernet channel supervision SCHLCCH.........................................................................317
3.26 External HMI wake-up EIHMI.............................................................................................................320
3.26.1 Function block .................................................................................................................... 320
3.26.2 Functionality........................................................................................................................ 320
3.26.3 Operation principle.............................................................................................................320
3.26.4 Application............................................................................................................................ 321
3.26.5 Signals................................................................................................................................... 322
3.26.6 Settings................................................................................................................................. 322
3.26.7 Monitored data.................................................................................................................... 322
3.27 HMI Ethernet channel supervision HMILCCH.................................................................................323
3.27.1 Function block......................................................................................................................323
3.27.2 Functionality.........................................................................................................................323
3.27.3 Signals................................................................................................................................... 323
3.27.4 Settings.................................................................................................................................324
3.27.5 Monitored data....................................................................................................................324
3.28 Line differential communication port supervision SCHLCCH6................................................. 324
3.28.1 Function block..................................................................................................................... 324
3.28.2 Functionality........................................................................................................................ 324
3.28.3 Signals................................................................................................................................... 324
3.28.4 Monitored data....................................................................................................................325
3.28.5 Diagnostics...........................................................................................................................325
4 Protection functions.............................................................................326
4.1 Three-phase current protection....................................................................................................... 326
4.1.1 Three-phase non-directional overcurrent protection PHxPTOC (ANSI 51P-1,
12
51P-2, 50P).......................................................................................................................326
REX640
Technical Manual