ABB REC650 ANSI Technical Manual page 12

Table of contents
6
Identification.................................................................................... 162
Functionality.................................................................................... 162
Function block................................................................................. 163
Signals.............................................................................................163
Settings............................................................................................164
Monitored data.................................................................................165
Operation principle.......................................................................... 165
Technical data................................................................................. 165
Section 7 Voltage protection............................................................. 167
Two step undervoltage protection UV2PTUV (27)................................167
Identification.................................................................................... 167
Functionality.................................................................................... 167
Function block................................................................................. 167
Signals.............................................................................................168
Settings............................................................................................168
Monitored data.................................................................................169
Operation principle.......................................................................... 169
Measurement principle............................................................... 170
Time delay.................................................................................. 170
Blocking...................................................................................... 171
Design........................................................................................ 172
Technical data................................................................................. 173
Two step overvoltage protection OV2PTOV (59)................................. 173
Identification.................................................................................... 173
Functionality.................................................................................... 173
Function block................................................................................. 174
Signals.............................................................................................174
Settings............................................................................................175
Monitored data.................................................................................176
Operation principle.......................................................................... 176
Measurement principle............................................................... 177
Time delay.................................................................................. 177
Blocking...................................................................................... 178
Design........................................................................................ 179
Technical data................................................................................. 181
Two step residual overvoltage protection ROV2PTOV (59N)...............181
Identification.................................................................................... 181
Functionality.................................................................................... 181
Function block................................................................................. 182
Technical manual