ABB RELION 620 Series Technical Manual page 23

620 series ANSI
Technical Manual
Circuit breaker spring-charged indication................................... 570
Gas pressure supervision...........................................................571
Application....................................................................................... 571
Signals.............................................................................................574
Settings............................................................................................576
Monitored data.................................................................................577
Technical data................................................................................. 577
Trip circuit supervision TCM................................................................. 578
Identification.................................................................................... 578
Function block................................................................................. 578
Functionality ................................................................................... 578
Operation principle.......................................................................... 578
Application....................................................................................... 579
Signals.............................................................................................587
Settings............................................................................................588
Monitored data.................................................................................588
Current circuit supervision CCM........................................................... 588
Identification.................................................................................... 588
Function block................................................................................. 588
Functionality.................................................................................... 589
Operation principle.......................................................................... 589
Application....................................................................................... 591
Signals.............................................................................................595
Settings............................................................................................596
Monitored data.................................................................................596
Technical data................................................................................. 596
Advanced current circuit supervision for transformers MCS 3I, I2........596
Identification.................................................................................... 596
Function block................................................................................. 597
Functionality.................................................................................... 597
Operation principle.......................................................................... 597
Application....................................................................................... 600
Signals.............................................................................................601
Settings............................................................................................602
Monitored data.................................................................................602
Fuse failure supervision 60...................................................................602
Identification.................................................................................... 602
Function block................................................................................. 603
Functionality.................................................................................... 603
Operation principle.......................................................................... 603
Table of contents
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