Siemens SIPROTEC 7UT63 series - Summary of the most Important Monitoring Functions

2 Functions
292
7UT613/63x Manual
C53000-G1176-C160-2
2.19.3.1 Summary of the most important Monitoring Functions
Supervision Possible Causes Fault Reaction Alarm Output
Auxiliary voltage failure External (aux. voltage) In-
ternal (converter)
Device out of operation
or alarm, if necessary
All LEDs dark DOK
2
) drops
out
Measured value acqui-
sition
Internal (converter or
sampling)
Protection out of opera-
tion,
alarm
LED „ERROR“
„Error MeasurSys“
DOK
2
) drops
out
Internal (offset) Protection out of opera-
tion,
alarm
LED „ERROR“
„Error Offset“
DOK
2
) drops
out
Hardware watchdog Internal (processor failure) Device out of operation LED „ERROR“ DOK
2
) drops
out
Software watchdog Internal (program flow) Restart attempt
1)
LED „ERROR“ DOK
2
) drops
out
Working memory Internal (RAM) Restart attempt
1)
,
restart aborted
device out of operation
LED flashes DOK
2
) drops
out
Program memory Internal (EPROM) Restart attempt
1)
LED „ERROR“ DOK
2
) drops
out
Parameter memory Internal (EEPROM or
RAM)
Restart attempt
1)
LED „ERROR“ DOK
2
) drops
out
1 A/5 A/0.1 A setting Jumper setting 1/5/0.1 A
wrong
Alarms,
Protection out of opera-
tion
„Error1A/5Awrong“
LED „ERROR“
DOK
2
) drops
out
Calibration data internal
(device not calibrated)
Alarm,
Using default values
„Alarm adjustm.“ as allocated
Backup battery Internal (backup battery) Alarm „Fail Battery“ as allocated
Clock Time synchronization Alarm „Clock SyncError“ as allocated
P.C.B. modules Module does not comply
with ordering number
Alarms,
Protection out of opera-
tion
„Error Board 0“ ...
„Error Board 7“ and if
necessary
„Error MeasurSys“
DOK
2
) drops
out
interfaces faulty interface Message „Err. Module B“ ...
„Err. Module D“
as allocated
RTD box connection RTD box not connected or
number does not match
No overload protection;
Alarm
„Fail: RTD-Box 1“ or
„Fail: RTD-Box 2“
as allocated
Current balance External (system or
current transformers)
Alarm with identifica-
tion of the measuring
location
„Fail balan. IM1“
or
„Fail balan. IM2“
„Fail I balance“
as allocated
Voltage sum internal
Measured value acquisi-
tion
Message „Fail Σ U Ph-E“ as allocated
Voltage balance external (system or
voltage transformer
Message „Fail U balance“ as allocated
Phase sequence External (system or
connections)
Alarm with identifica-
tion of the measuring
location
„FailPh.Seq IM1“
...
„FailPh.Seq IM5“
„Fail Ph. Seq. I“
„Fail Ph. Seq. U“
as allocated