ABB RELION 650 Series Commissioning Manual page 12

Table of contents
12.2.2.5 Self supervision check........................................................................................................... 101
12.2.2.6 Trip circuit check.................................................................................................................... 101
12.2.2.7 Measurement of service currents........................................................................................101
12.2.2.8 Restoring..................................................................................................................................102
Section 13 Troubleshooting............................................................................................. 103
13.1 Checking the self supervision signals........................................................................................103
13.1.1 Checking the self supervision function.................................................................................103
13.1.1.1 Determine the cause of an internal failure........................................................................103
13.1.2 Self supervision HMI data........................................................................................................ 103
13.1.2.1 General IED status..................................................................................................................103
13.2 Fault tracing....................................................................................................................................104
13.2.1 Internal fault indications..........................................................................................................104
13.2.2 Using front-connected PC....................................................................................................... 105
13.2.3 Diagnosing the IED status via the LHMI hint menu............................................................106
13.2.4 Hardware re-configuration......................................................................................................107
13.3 Repair instruction.......................................................................................................................... 108
13.4 Repair support................................................................................................................................109
13.5 Maintenance................................................................................................................................... 109
Section 14 Glossary............................................................................................................ 111
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Commissioning manual