Hitachi Relion 670 Series Commissioning Manual page 12

Table of contents
11.7.1.1
11.7.1.2
11.7.2 Overfrequency protection SAPTOF ................................................................................144
11.7.2.1
11.7.2.2
11.7.3 Rate-of-change frequency protection SAPFRC ............................................................. 145
11.7.3.1
11.7.3.2
11.7.4 Frequency time accumulation protection function FTAQFVR ........................................ 145
11.7.4.1
11.7.4.2
11.8 Multipurpose protection..................................................................................................... 147
11.8.1 Function revision history..................................................................................................147
11.8.2 General current and voltage protection CVGAPC...........................................................147
11.8.2.1
11.8.2.2
11.8.2.3
11.8.2.4
11.8.2.5
11.8.2.6
11.9 Secondary system supervision..........................................................................................150
11.9.1 Current circuit supervision CCSSPVC ........................................................................... 150
11.9.1.1
11.9.1.2
11.9.2 Fuse failure supervision FUFSPVC.................................................................................150
11.9.2.1
11.9.2.2
11.9.2.3
11.9.2.4
11.9.2.5
11.9.2.6
11.9.3 Fuse failure supervision VDSPVC...................................................................................153
11.9.3.1
11.9.4 Voltage based delta supervision DELVSPVC..................................................................154
11.9.4.1
11.9.4.2
11.9.5 Current based delta supervision DELISPVC...................................................................155
11.9.5.1
11.9.5.2
11.9.6 Delta supervision of real input DELSPVC....................................................................... 156
11.9.6.1
11.9.6.2
11.10 Control...............................................................................................................................157
11.10.1 Synchrocheck, energizing check, and synchronizing SESRSYN....................................157
11.10.1.1
11.10.1.2
6
Verifying the settings.................................................................................................. 143
Completing the test.................................................................................................... 144
Verifying the settings.................................................................................................. 144
Completing the test.................................................................................................... 145
Verifying the settings.................................................................................................. 145
Completing the test.................................................................................................... 145
Verifying the settings.................................................................................................. 146
Completing the test.................................................................................................... 147
Built-in overcurrent feature (non-directional)..............................................................148
Overcurrent feature with current restraint.................................................................. 148
Overcurrent feature with voltage restraint.................................................................. 148
Overcurrent feature with directionality........................................................................149
Over/Undervoltage feature.........................................................................................149
Completing the test.................................................................................................... 149
Verifying the settings.................................................................................................. 150
Completing the test.................................................................................................... 150
Checking that the binary inputs and outputs operate as expected ........................... 150
Measuring the operate value for the negative sequence function .............................151
Measuring the operate value for the zero-sequence function ................................... 152
Measuring the operate value for the dead line detection function..............................152
Checking the operation of the du/dt and di/dt based function ................................... 153
Completing the test.................................................................................................... 153
Completing the test.................................................................................................... 154
Verifying the signals and settings...............................................................................154
Completing the test.................................................................................................... 155
Verifying the signals and settings...............................................................................155
Completing the test.................................................................................................... 156
Verifying the signals and settings...............................................................................156
Completing the test.................................................................................................... 156
Testing the synchronizing function............................................................................. 158
Testing the synchrocheck functionality.......................................................................159
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1MRK 511 403-UEN Rev. L
Bay control REC670
Commissioning manual