Functionality.............................................................................. 163
Function block........................................................................... 164
Signals.......................................................................................164
Settings......................................................................................165
Monitored data...........................................................................167
Operation principle.................................................................... 167
Measurement principle......................................................... 168
Time delay............................................................................168
Blocking................................................................................174
Design.................................................................................. 175
Technical data........................................................................... 176
Two step overvoltage protection OV2PTOV ..................................177
Identification.............................................................................. 177
Functionality OV2PTOV............................................................ 177
Function block........................................................................... 178
Signals.......................................................................................178
Settings......................................................................................179
Monitored data...........................................................................181
Operation principle.................................................................... 181
Measurement principle......................................................... 182
Time delay............................................................................182
Blocking................................................................................188
Design.................................................................................. 188
Technical data........................................................................... 189
Two step residual overvoltage protection ROV2PTOV ................. 190
Measurement principle......................................................... 191
Time delay............................................................................191
Blocking................................................................................196
Design.................................................................................. 196
Technical data........................................................................... 197
Loss of voltage check LOVPTUV .................................................. 198
Identification.............................................................................. 198
Functionality.............................................................................. 198
Function block........................................................................... 198
Signals.......................................................................................199
Settings......................................................................................199
Operation principle.................................................................... 200
Technical data........................................................................... 202
Section 8 Secondary system supervision.....................................203
Current circuit supervision CCSSPVC............................................203
Table of contents
Breaker protection REQ650 2.2 IEC
5
Technical manual
Summary of Contents for impreza 2017
Page 1: ...RELION 650 SERIES Breaker protection REQ650 Version 2 2 Technical manual...
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