As long as the green target LED (ready) is flashing, the fault target cannot be
cleared. In case an internal fault disappears, the green target LED stops flashing and
the relay is returned to the normal service state, but the fault target message remains
on the display until manually cleared.
INTERNAL FAULT
FAULT CODE :30
A040278
Fig. 4.3.2.3.-1
Permanent IRF
The fault code is a number which identifies the fault type. The fault codes are listed
in the table below:
Table 4.3.2.3.-1
IRF codes
Fault code
Type of fault
4
Error in output relay PO1
5
Error in output relay PO2
6
Error in output relay PO3
7
Error in output relay SO1
8
Error in output relay SO2
9
Error in the enable signal for output relay PO1, PO2, SO1 or SO2
10, 11, 12
Error in the feedback, enable signal or output relay PO1, PO2, SO1 or
SO2
13
Error in optional output relay SO3
14
Error in optional output relay SO4
15
Error in optional output relay SO5
16
Error in the enable signal for optional output relay SO3, SO4 or SO5
17, 18, 19
Error in the feedback, enable signal or optional output relay SO3, SO4
or SO5
20, 21
Auxiliary voltage dip
30
Faulty program memory
50, 59
Faulty work memory
51, 52, 53
a)
, 54, 56
Faulty parameter memory
b)
55
Faulty parameter memory, calibration parameters
80
Optional I/O module missing
81
Optional I/O module unknown
82
Optional I/O module configuration error
85
Power supply module faulty
86
Power supply module unknown
90
Hardware configuration error
95
Communication module unknown
104
Faulty configuration set (for IEC 60870-5-103)
44
REF 610
REF 610
Feeder Protection Relay
Operator's Manual - ANSI Version
1MRS755539
