Table of Contents
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2.7.2
2.7.3
2.7.4
2.7.5
2.8
2.8.1
2.8.1.1
2.8.1.2
2.8.2
2.8.2.1
2.8.2.2
2.8.3
2.8.3.1
2.8.3.2
2.8.4
2.8.4.1
2.8.4.2
2.9
2.9.1
2.9.2
2.9.3
2.9.4
2.10
2.10.1
2.10.2
2.10.3
2.10.4
2.11
2.11.1
2.11.2
2.11.3
2.11.4
2.12
2.12.1
2.12.1.1
2.12.1.2
2.12.1.3
2.12.1.4
2.12.1.5
2.12.1.6
2.12.1.7
2.12.1.8
2.12.1.9
2.12.1.10
2.12.2
2.12.2.1
2.12.2.2
2.12.2.3
2.12.2.4
2.12.3
2.12.3.1
SIPROTEC 4, 7SJ62/64, Manual
C53000-G1140-C207-8, Edition 08.2016
Inverse Time characteristic 46-TOC............................................................................ 138
Setting Notes.............................................................................................................140
Settings.....................................................................................................................142
Information List......................................................................................................... 143
Motor Protection.............................................................................................................144
Motor Starting Protection 48......................................................................................144
Description.......................................................................................................... 144
Setting Notes....................................................................................................... 147
Motor Restart Inhibit 66............................................................................................. 148
Description.......................................................................................................... 149
Setting Notes....................................................................................................... 153
Load Jam Protection (51M)........................................................................................ 157
Description.......................................................................................................... 157
Setting Notes....................................................................................................... 159
Settings............................................................................................................... 161
Information List................................................................................................... 162
Frequency Protection 81 O/U...........................................................................................163
Description................................................................................................................ 163
Setting Notes.............................................................................................................164
Settings.....................................................................................................................165
Information List......................................................................................................... 166
27/Q............................................................................................................................... 167
Functional Description............................................................................................... 167
Setting Notes.............................................................................................................169
Settings.....................................................................................................................170
Information List......................................................................................................... 171
Thermal Overload Protection 49...................................................................................... 172
Description................................................................................................................ 172
Setting Notes.............................................................................................................175
Settings.....................................................................................................................178
Information List......................................................................................................... 179
Monitoring Functions......................................................................................................180
Measurement Supervision......................................................................................... 180
General................................................................................................................180
Hardware Monitoring .......................................................................................... 180
Monitoring of the Hardware Modules................................................................... 182
Software Monitoring ........................................................................................... 183
Monitoring of the Transformer Circuits................................................................. 183
Measurement Voltage Failure Detection............................................................... 185
Broken Wire Monitoring of Voltage Transformer Circuits....................................... 189
Setting Notes....................................................................................................... 190
Settings............................................................................................................... 191
Information List................................................................................................... 192
Trip Circuit Supervision 74TC..................................................................................... 193
Description.......................................................................................................... 193
Setting Notes....................................................................................................... 196
Settings............................................................................................................... 196
Information List................................................................................................... 197
Malfunction Responses of the Monitoring Functions.................................................. 197
Description.......................................................................................................... 197
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