Message No. Meaning see
Section
O/C 3I0 Not av. 191.2491 Time overcurrent protection for zero current is not available for the
configured protected object
2.1.4 Power
System Data
1
O/C 3I0-2 n/a 321.2491 Time overcurrent protection for zero sequence current 2 is not avail-
able for the configured protected object
2.1.4 Power
System Data
12.1.6 Powe
r System
Data 2
O/C 3I0-3 n/a 323.2491 Time overcurrent protection for zero sequence current 3 is not avail-
able for the configured protected object
2.1.4 Power
System Data
12.1.6 Powe
r System
Data 2
O/C Earth ErrCT 024.2492 No assignment possible for time overcurrent protection for earth
current
2.1.4 Power
System Data
1
O/C E2 ErrCT 325.2492 No assignment possible for time overcurrent protection for earth
current 2
2.1.4 Power
System Data
12.1.6 Powe
r System
Data 2
O/C 1Ph Err CT 200.2492 No assignment possible for single-phase time overcurrent protection 2.1.4 Power
System Data
1
I2 Not avail.
5172 Unbalanced load protection is not available for the configured
protected object
2.1.4 Power
System Data
1
I2 Adap.fact.
5168 The matching factor of the current transformers for unbalanced load
protection is too great or too small
2.8 Unbal-
anced Load
Protection
I2 error set.
5180 Unbalanced load protection setting not plausible 2.8 Unbal-
anced Load
Protection
O/L No Th.meas. 044.2609 Temperature reception for overload protection is missing (from RTD
box)
2.1.3 Func-
tional Scope
2.9.5 Settin
g Notes
O/L Not avail. 044.2491 Overload protection is not available for the configured protected
object
2.1.4 Power
System Data
1
O/L Adap.fact. 044.2494 The matching factor of the current transformers for overload protec-
tion is too great or too small
2.1.4 Power
System Data
1
2.9 Thermal
Overload
Protection
O/L2 No Th.meas 204.2609 Temperature reception for overload protection 2 is missing (from RTD
box)
2.9 Thermal
Overload
Protection
O/L2 Not avail. 204.2491 Overload protection 2 is not available for the configured protective
object
2.9 Thermal
Overload
Protection
Mounting and Commissioning
3.3 Commissioning
362 SIPROTEC 4, 7UT6x, Manual
C53000-G1176-C230-5, Edition 09.2016