ABB RELION 620 Series Technical Manual page 24

Table of contents
18
Settings................................................................................ 664
Monitored data..................................................................... 665
Technical data...................................................................... 665
Technical revision history..................................................... 665
Positive-sequence undervoltage protection PSPTUV............... 666
Identification......................................................................... 666
Function block...................................................................... 666
Functionality......................................................................... 666
Operation principle............................................................... 666
Application............................................................................668
Signals..................................................................................668
Settings................................................................................ 669
Monitored data..................................................................... 669
Technical data...................................................................... 670
Technical revision history..................................................... 670
Overexcitation protection OEPVPH...........................................670
Identification......................................................................... 670
Function block...................................................................... 671
Functionality......................................................................... 671
Operation principle............................................................... 671
Timer characteristics............................................................ 674
Application............................................................................679
Signals..................................................................................683
Settings................................................................................ 684
Monitored data..................................................................... 685
Technical data...................................................................... 685
Low-voltage ride-through protection LVRTPTUV...................... 686
Identification......................................................................... 686
Function block...................................................................... 686
Functionality......................................................................... 686
Operation principle............................................................... 686
Application............................................................................690
Signals..................................................................................692
Settings................................................................................ 692
Monitored data..................................................................... 693
Technical data...................................................................... 694
Voltage vector shift protection VVSPPAM.................................694
Identification......................................................................... 694
Function block...................................................................... 694
Functionality......................................................................... 694
Operation principle............................................................... 695
Application............................................................................696
Signals..................................................................................698
620 series
Technical Manual