Hitachi Relion RES670 Commissioning Manual page 13

1MRK 511 409-UUS Rev. K
12.2.1 Visual inspection....................................................................................................................152
12.2.2 Maintenance tests................................................................................................................. 152
12.2.2.1
12.2.2.2
12.2.2.3
12.2.2.4
12.2.2.5
12.2.2.6
12.2.2.7
12.2.2.8
Section 13 Troubleshooting..............................................................................................155
13.1 Checking the self supervision signals..................................................................................... 155
13.1.1 Checking the self supervision function.................................................................................. 155
13.1.1.1
13.1.2 Self supervision HMI data..................................................................................................... 155
13.1.2.1
13.1.2.2
13.2 Fault tracing.............................................................................................................................161
13.2.1 Internal fault indications.........................................................................................................161
13.2.2 Using front-connected PC..................................................................................................... 163
13.2.3 Diagnosing the IED status via the LHMI hint menu...............................................................164
13.2.4 Hardware re-configuration.....................................................................................................166
13.3 Repair instruction.................................................................................................................... 167
13.4 Repair support.........................................................................................................................168
13.5 Maintenance............................................................................................................................168
Section 14 Glossary.......................................................................................................... 169
Phasor measurement unit RES670
Commissioning manual
Preparation.......................................................................................................................152
Recording......................................................................................................................... 152
Secondary injection.......................................................................................................... 153
Alarm test......................................................................................................................... 153
Self supervision check......................................................................................................153
Trip circuit check.............................................................................................................. 153
Measurement of service currents..................................................................................... 154
Restoring.......................................................................................................................... 154
Determine the cause of an internal failure........................................................................155
General IED status........................................................................................................... 155
Communication Diagnostics.............................................................................................156
© 2017 - 2022 Hitachi Energy. All rights reserved
Table of contents
7