Hitachi Relion 670 Series Commissioning Manual page 16

Table of contents
14.1 Checking the self supervision signals............................................................................... 217
14.1.1 Checking the self supervision function............................................................................ 217
14.1.1.1
14.1.2 Self supervision HMI data............................................................................................... 217
14.1.2.1
14.2 Fault tracing.......................................................................................................................218
14.2.1 Internal fault indications...................................................................................................218
14.2.2 Using front-connected PC............................................................................................... 219
14.2.3 Diagnosing the IED status via the LHMI hint menu.........................................................220
14.2.4 Hardware re-configuration...............................................................................................223
14.3 Repair instruction.............................................................................................................. 224
14.4 Repair support...................................................................................................................225
14.5 Maintenance......................................................................................................................225
Section 15 Glossary..................................................................................................... 227
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Determine the cause of an internal failure................................................................. 217
General IED status.....................................................................................................217
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1MRK 511 403-UEN Rev. L
Bay control REC670
Commissioning manual