Troubleshooting; Fault Tracing; Identifying Hardware Errors; Identifying Runtime Errors - Hitachi Relion 670 Series Operation Manual
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Also See for Relion 670 Series:
- Applications manual (438 pages) ,
- Commissioning manual (284 pages) ,
- Product manual (192 pages)
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1MRK500127-UUS Rev. M
Section 9
9.1
Fault tracing
9.1.1
Identifying hardware errors
1.
Check the module with an error.
•
•
2.
Inspect the IED visually.
•
•
3.
Check whether the error is external or internal.
•
•
•
9.1.2
Identifying runtime errors
1.
Check the error origin from IED's internal event list Main menu /Diagnostics /IED status /
General .
2.
Reboot the IED and recheck the supervision events to see if the fault has cleared.
3.
In case of persistent faults, contact Hitachi Power grids for corrective actions.
9.1.3
Identifying blocked functions
1.
Check the list of blocked functions from the LHMI under Main menu/Diagnostics /IED status/
Function overview .
2.
Check the settings for the 9-2LE receiver and associated cabling.
3.
In case of persistent faults, contact Hitachi Power grids for corrective actions.
9.1.4
Identifying communication errors
Communication errors are normally communication interruptions or synchronization message errors due
to communication link breakdown.
•
Check the IEC 61850 and DNP3 communication status in internal event list in Main menu/
Diagnostics /IED Status/General .
•
In case of persistent faults originating from IED's internal faults such as component breakdown,
contact Hitachi Power grids for repair or replacement actions.
670 series
Operation manual
Troubleshooting
Check the general IED status in Main menu /Diagnostics /IED status /General for a faulty
hardware module.
Check the history of changes in internal event list in Main menu /Diagnostics /Internal
events .
Inspect the IED visually to find any physical error causes.
If you can find some obvious physical damage, contact Hitachi Power grids for repair or
replacement actions.
Check that the error is not caused by external origins.
Remove the wiring from the IED and test the input and output operation with an external test
device.
If the problem remains, contact Hitachi Power grids for repair or replacement actions.
© 2017 - 2023 Hitachi Energy. All rights reserved
Section 9
Troubleshooting
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GUID-012B4B88-F260-4B20-885F-998AD384D586 v3
GUID-4C589FC4-B122-4F12-8E3D-1B05B4FC5FCE v10
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