Section 1MAC309294-MB F6 RER620Technical ManualIdentification ............................................................................... 188Function block ............................................................................ 189Functionality ............................................................................... 189Operation principle ..................................................................... 189Timer characteristics .................................................................. 194Application.................................................................................. 194Signals ....................................................................................... 195Settings ...................................................................................... 195Monitored data ........................................................................... 196Technical data............................................................................ 197Single-phase undervoltage protection 27........................................ 197Identification ............................................................................... 197Function block ............................................................................ 197Functionality ............................................................................... 198Operation principle ..................................................................... 198Timer characteristics .................................................................. 203Application.................................................................................. 203Signals ....................................................................................... 204Settings ...................................................................................... 204Monitored data ........................................................................... 205Technical data............................................................................ 206Zero sequence overvoltage protection 59N .................................... 206Identification ............................................................................... 206Function block ............................................................................ 206Functionality ............................................................................... 206Operation principle ..................................................................... 207Application.................................................................................. 208Signals ....................................................................................... 208Settings ...................................................................................... 209Monitored data ........................................................................... 209Technical data............................................................................ 209Positive sequence overvoltage protection 59PS ............................. 210Identification ............................................................................... 210Function block ............................................................................ 210Functionality ............................................................................... 210Operation principle ..................................................................... 210Application.................................................................................. 211Signals ....................................................................................... 211Settings ...................................................................................... 212Technical data............................................................................ 212Negative sequence overvoltage protection 47 ................................ 213Identification ............................................................................... 213