ABB RELION 620 Series Technical Manual page 27

620 series
Technical Manual
Monitored data...........................................................................767
Technical data........................................................................... 768
Technical revision history.......................................................... 768
Multipurpose protection MAPGAPC............................................... 768
Identification.............................................................................. 768
Function block........................................................................... 768
Functionality.............................................................................. 769
Operation principle.................................................................... 769
Application................................................................................. 770
Signals.......................................................................................771
Settings......................................................................................771
Monitored data...........................................................................772
Technical data........................................................................... 772
Capacitor bank protection...............................................................772
Three-phase overload protection for shunt capacitor banks
COLPTOC................................................................................. 772
Identification......................................................................... 772
Function block...................................................................... 772
Functionality ........................................................................ 773
Operation principle............................................................... 773
Application ...........................................................................779
Signals..................................................................................780
Settings................................................................................ 780
Monitored data..................................................................... 781
Technical data...................................................................... 782
Technical revision history..................................................... 782
Current unbalance protection for shunt capacitor banks
CUBPTOC................................................................................. 782
Identification......................................................................... 782
Function block...................................................................... 783
Functionality......................................................................... 783
Operation principle............................................................... 783
Application............................................................................789
Signals..................................................................................792
Settings................................................................................ 792
Monitored data..................................................................... 793
Technical data...................................................................... 794
Technical revision history..................................................... 795
Shunt capacitor bank switching resonance protection,
current based SRCPTOC.......................................................... 795
Identification......................................................................... 795
Function block...................................................................... 795
Functionality......................................................................... 795
Operation principle............................................................... 795
Table of contents
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