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Indicated result
Possible reason
Proposed action
(Protocol name) Fail
Protocol has failed.
(I/O module name)
Ready
No problem detected.
None.
(I/O module name)
Fail
I/O modules has failed.
Check that the I/O module has been configured and
connected to the IOP1- block.
If the problem persists, contact your ABB representative
for service.
11.2
Fault tracing
IP8765-1 v1
11.2.1
Internal fault indications
M11763-2 v7
If an internal fault has occurred, the local HMI displays information under Main menu/
Diagnostics/IED status/General
Under the Diagnostics menus, indications of a possible internal failure (serious fault) or
internal warning (minor problem) are listed.
Indications regarding the faulty unit are outlined in table
Table 11: Self-supervision signals on the local HMI
HMI Signal Name:
Status
Description
INT Fail
OFF / ON
This signal will be active if one or
more of the following internal signals
are active; INT--LMDERROR, INT--
WATCHDOG, INT--APPERROR, INT--
RTEERROR, or any of the HW
dependent signals
INT Warning
OFF / ON
This signal will be active if one or
more of the following internal signals
are active; INT--RTCERROR, INT--
IEC61850ERROR, INT--
TIMESYNCHERROR
ADMnn
READY / FAIL
Analog input module n failed. Signal
activation will reset the IED
BIMnn
READY / FAIL
BIM error. Binary input module Error
status. Signal activation will reset the
IED
BOMn
READY / FAIL
BOM error. Binary output module
Error status.
IOMn
READY / FAIL
IOM-error. Input/Output Module Error
status.
RTC
READY / FAIL
This signal will be active when there is
a hardware error with the real time
clock.
Time Sync
READY / FAIL
This signal will be active when the
source of the time synchronization is
lost, or when the time system has to
make a time reset.
Application
READY / FAIL
This signal will be active if one or
more of the application threads are
not in the state that Runtime Engine
expects. The states can be CREATED,
INITIALIZED, RUNNING, etc.
Table continues on next page
Section 11
1MRK 505 385-UEN C
Troubleshooting
106
Breaker protection REQ650
Commissioning manual
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