Siemens SIPROTEC 4 User Manual

Monitoring Possible Causes Malfunction
Response
Message (No.) Output
Program memory RAM Internal (hardware) During boot sequence LED "ERROR"
DOK
2)
drops
out
Detection during oper-
ation:
Restart attempt
1)
LED "ERROR"
Settings memory Internal (hardware)
Restart attempt
1)
LED "ERROR"
DOK
2)
drops
out
Sampling frequency Internal (hardware) Device shutdown LED "ERROR"
DOK
2)
drops
out
Measured value acquisition External (hardware) Blocking by the protec-
tion function
Error A/D-conv.
(181),
LED "ERROR"
DOK
2)
drops
out
Error in the I/O-board Internal (hardware) Device shutdown
I/O-Board error
(178),
LED "ERROR"
DOK
2)
drops
out
Module error Internal (hardware) Device shutdown
Error Board 1 bis
Error Board 7 (178
bis189),
LED "ERROR"
DOK
2)
drops
out
Internal auxiliary voltage 5 V Internal (hardware) Device shutdown
Error 5V (144),
LED "ERROR"
DOK
2)
drops
out
0V monitoring Internal (hardware) Device shutdown
Error 0V (145),
LED "ERROR"
DOK
2)
drops
out
Internal auxiliary voltage –5 V Internal (hardware) Device shutdown
Error -5V (146),
LED "ERROR"
DOK
2)
drops
out
Offset monitoring Internal (hardware) Device shutdown
Error Offset (191)
DOK
2)
drops
out
Internal supply voltages Internal (hardware) Device shutdown
Error PwrSupply
(147),
LED "ERROR"
DOK
2)
drops
out
Current sum Internal
(measured value
acquisition)
Device shutdown
Failure Σ I (162)
DOK
2)
drops
out
Current symmetry External (power
system or current
transformer)
Message
Fail I balance
(163)
As allocated
Voltage symmetry External (power
system or voltage
transformer)
Message
Fail V balance
(167)
As allocated
Voltage phase sequence External (power
system or connec-
tion)
Message
Fail Ph. Seq. V
176)
As allocated
Current phase sequence External (power
system or connec-
tion)
Message
Fail Ph. Seq. I
(175)
As allocated
Fuse Failure Monitor External
(voltage transformer)
Message
VT FuseFail>10s
(169)
VT FuseFail (170)
As allocated
Trip circuit monitoring External (trip circuit
or control voltage)
Message
74TC Trip cir.
(6865)
As allocated
Functions
2.12 Monitoring Functions
198 SIPROTEC 4, 7SJ62/64, Manual
C53000-G1140-C207-8, Edition 08.2016

Siemens SIPROTEC 4 Specifications

General

Brand	Siemens
Model	SIPROTEC 4
Category	Protection Device
Language	English