Siemens SIPROTEC 4 7UT6 Series User Manual

Monitoring Possible Causes Malfunction
Response
Indication (No.) Output
Measured value acquisi-
tion
Internal (converter or
sampling)
Protection out of oper-
ation,
Alarm
LED “ERROR”
Error MeasurSys
DOK
2)
drops
out
Internal (offset) Protection out of oper-
ation,
Alarm
LED “ERROR”
Error Offset
DOK
2)
drops
out
Hardware-Watchdog Internal (processor
failure)
Device out of opera-
tion
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 opera-
tion
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 oper-
ation
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 oper-
ation
Error Board 0 ...
Error Board 7 und
ggf.
Error MeasurSys
DOK
2)
drops
out
Interfaces Faulty interface Alarm
Err. Module B ...
Err. Module D
as allocated
RTD box connection RTD box not connected or
number does not match
No overload protec-
tion;
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
Alarm
Fail Σ U Ph-E
as allocated
Voltage balance external (system or
voltage transformer)
Alarm
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
Functions
2.19 Monitoring Functions
SIPROTEC 4, 7UT6x, Manual 269
C53000-G1176-C230-5, Edition 09.2016

Siemens SIPROTEC 4 7UT6 Series Specifications

General

Brand	Siemens
Model	SIPROTEC 4 7UT6 Series
Category	Protection Device
Language	English