ABB RELION 620 Series Technical Manual page 22

Table of contents
16
Function block ................................................................................ 544
Functionality.................................................................................... 545
Operation principle.......................................................................... 545
Application....................................................................................... 547
Signals.............................................................................................548
Settings............................................................................................548
Monitored data.................................................................................549
Arc protection AFD............................................................................... 549
Identification.................................................................................... 549
Function block................................................................................. 549
Functionality.................................................................................... 549
Operation principle.......................................................................... 550
Application....................................................................................... 551
Signals.............................................................................................555
Settings............................................................................................556
Monitored data.................................................................................556
Technical data................................................................................. 556
RTD based thermal protection 38.........................................................557
Identification.................................................................................... 557
Function block................................................................................. 557
Functionality.................................................................................... 557
Operation principle.......................................................................... 557
Application....................................................................................... 559
Signals.............................................................................................559
Settings............................................................................................560
Monitored data.................................................................................560
Technical data................................................................................. 560
Section 6 Supervision functions........................................................ 561
Circuit-breaker condition monitoring 52CM.......................................... 561
Identification.................................................................................... 561
Function block................................................................................. 561
Functionality.................................................................................... 561
Operation principle.......................................................................... 562
Circuit breaker status..................................................................563
Circuit breaker operation monitoring.......................................... 564
Breaker contact travel time.........................................................565
Operation counter.......................................................................567
Accumulation of I
Remaining life of circuit breaker................................................. 569
y
t......................................................................567
620 series ANSI
Technical Manual