ABB REG670 2.0 IEC Commissioning Manual page 15

Generator protection REG670 2.0 IEC
Commissioning manual
Basic IED functions........................................................................ 235
Parameter setting group handling SETGRPS........................... 235
Verifying the settings............................................................ 235
Completing the test.............................................................. 236
Exit test mode.................................................................................236
Section 13 Checking the directionality........................................... 237
Overview.........................................................................................237
Testing the directionality of the distance protection........................237
Section 14 Commissioning and maintenance of the fault
clearing system............................................................ 241
Commissioning tests...................................................................... 241
Periodic maintenance tests............................................................ 241
Visual inspection........................................................................242
Maintenance tests..................................................................... 242
Preparation...........................................................................242
Recording............................................................................. 243
Secondary injection.............................................................. 243
Alarm test............................................................................. 243
Self supervision check..........................................................243
Trip circuit check.................................................................. 243
Measurement of service currents......................................... 244
Restoring.............................................................................. 245
Section 15 Troubleshooting............................................................247
Checking the self supervision signals.............................................247
Checking the self supervision function...................................... 247
Determine the cause of an internal failure............................247
Self supervision HMI data..........................................................247
General IED status............................................................... 247
Fault tracing....................................................................................248
Internal fault indications.............................................................248
Using front-connected PC......................................................... 249
Repair instruction............................................................................250
Repair support................................................................................ 252
Maintenance................................................................................... 252
Section 16 Glossary....................................................................... 253
Table of contents
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