ABB RELION 611 Series Technical Manual page 14

Table of contents
8
Function block...................................................................... 260
Functionality......................................................................... 260
Operation principle............................................................... 260
Timer characteristics............................................................ 264
Application............................................................................264
Signals..................................................................................265
Settings................................................................................ 265
Monitored data..................................................................... 267
Technical data...................................................................... 267
Technical revision history..................................................... 267
Residual overvoltage protection ROVPTOV..............................268
Identification......................................................................... 268
Function block...................................................................... 268
Functionality......................................................................... 268
Operation principle............................................................... 268
Application............................................................................270
Signals..................................................................................270
Settings................................................................................ 271
Monitored data..................................................................... 271
Technical data...................................................................... 271
Technical revision history..................................................... 272
Negative-sequence overvoltage protection NSPTOV............... 272
Identification......................................................................... 272
Function block...................................................................... 272
Functionality......................................................................... 272
Operation principle............................................................... 273
Application............................................................................274
Signals..................................................................................274
Settings................................................................................ 275
Monitored data..................................................................... 275
Technical data...................................................................... 276
Technical revision history..................................................... 276
Positive-sequence undervoltage protection PSPTUV............... 276
Identification......................................................................... 276
Function block...................................................................... 277
Functionality......................................................................... 277
Operation principle............................................................... 277
Application............................................................................278
Signals..................................................................................279
Settings................................................................................ 279
Monitored data..................................................................... 280
Technical data...................................................................... 280
Technical revision history..................................................... 281
611 series
Technical Manual