Fault Tracing; Internal Fault Indications - ABB REG670 Commissioning Manual

Section 16
Troubleshooting
16.2
16.2.1
298
Indicated result Possible reason
Real time clock Ready No problem detected.
Real time clock Fail The real time clock has
been reset.
ADC-module OK No problem detected.
ADC-module Fail The AD conversion
module has failed.
(Protocol name) Ready No problem detected.
(Protocol name) Fail Protocol has failed.
(I/O module name) No problem detected.
Ready
(I/O module name) Fail I/O modules has failed.

Fault tracing

Internal fault indications

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 26.
Table 26: Self-supervision signals on the local HMI
HMI Signal Name: Status
INT Fail OFF / ON
INT Warning OFF / ON
ADMnn READY / FAIL
Table continues on next page
Generator protection REG670 2.2 ANSI and Injection equipment REX060, REX061, REX062
Proposed action
None.
Set the clock.
None.
Contact your ABB representative for service.
None.
None.
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.
Description
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
This signal will be active if one or more
of the following internal signals are
active; INT--RTCERROR, INT--
IEC61850ERROR, INT--
TIMESYNCHERROR
Analog input module n failed. Signal
activation will reset the IED
1MRK 502 073-UUS A
IP8765-1 v1
M11763-2 v5
Commissioning manual