Section 15 Troubleshooting; Checking The Self Supervision Signals; Checking The Self Supervision Function; Determine The Cause Of An Internal Failure - ABB RET670 Commissioning Manual

1MRK 504 165-UEN A
Section 15
15.1
15.1.1
15.1.1.1
15.1.2
15.1.2.1
Transformer protection RET670 2.2 IEC
Commissioning manual
Troubleshooting

Checking the self supervision signals

Checking the self supervision function

Determine the cause of an internal failure

This procedure describes how to navigate the menus in order to find the cause of an
internal failure when indicated by the flashing green LED on the HMI module.
Procedure
1. Display the general diagnostics menu.
Navigate the menus to:
Diagnostics/IED status/General
2. Scroll the supervision values to identify the reason for the failure.
Use the arrow buttons to scroll between values.

Self supervision HMI data

General IED status

The following table shows the general IED status signals.
Table 40: Signals from the General menu in the diagnostics tree.
Indicated result Possible reason
Internal fail Off
Internal fail On
Internal warning Off
Internal warning On
Time synch Ready
Time synch Fail
Real time clock Ready
Real time clock Fail
Table continues on next page
Proposed action
No problem detected. None.
A failure has occurred. Check the rest of the indicated results to find
the fault.
No problem detected. None.
A warning has been Check the rest of the indicated results to find
issued. the fault.
No problem detected. None.
No time synchronization. Check the synchronization source for
problems.
If the problem persists, contact your ABB
representative for service.
No problem detected. None.
The real time clock has Set the clock.
been reset.
Section 15
Troubleshooting
IP1474-1 v1
IP1473-1 v1
M11657-2 v1
IP1472-1 v1
GUID-A84F3903-8A70-47D6-8613-AD7FF8BA3AEC v1
M11656-1 v2
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