4 Technical Data
448
7UM62 Manual
C53000-G1176-C149-3
4.33
Additional Functions
Operational
Measured Values
Operating Measured Values
I
L1, S1
, I
L2, S1
, I
L3,S1
, I
L1, S2
, I
L2, S2
, I
L3,S2
for Currents
in A or kA primary; in A secondary,
or in % of I
Nom
- Range
10 % to 200 % I
Nom
- Tolerance
0.2 % of measured value or 10 mA
±
1 Digit
3I
0
in A or kA primary; in A and in % of I
Nom
secondary
Operating Measured Values for
I
EE1
, I
EE2
Sensitive Ground Fault Protection
- Range
0 mA to 1600 mA
- Tolerance
0.2 % of measured value or 10 mA
±
1 Digit
Positive sequence current I
1
in A or kA primary; in A secondary,
or in % of I
Nom
Negative sequence current I
2
in A or kA primary; in A secondary,
or in % of I
Nom
Differential Protection Currents
I
DiffL1
, I
DiffL2
, I
DiffL3
, I
StabL1
, I
StabL2
, I
StabL3
in I/I
NO
- Range
10 % to 200 % I
N
- Tolerance
3 % of measured value, or
±
10 mA
±
1 Digit
Operating Measured Values
U
L1-N
, U
L2-N
, U
L3-N
for Voltages (Phase-Ground)
in kV primary; in V secondary
or in % of U
Nom
- Range
10 % to 120 % U
Nom
- Tolerance
0.2 % of measured value or
±
0.2 V
±
1 Digit
Operating Measured Values
U
L1-L2
, U
L2-L3
, U
L3-L1
for Voltages (Phase-Phase)
in kV primary, in V secondary
or in % of U
Nom
- Range
10 % to 120 % U
Nom
- Tolerance
0.2 % of measured value or
±
0.2 V
±
1 Digit
U
E
and 3U
0
in kV primary, in V secondary
or in % of U
Nom
Positive sequence voltage U
1
and
Negative sequence voltage U
2
in kV primary; in V secondary or
in % of U
Nom
Operating Measured Values
R, X
for Resistances and Reactances
in
Ω
primary and secondary
- Tolerance
1 %
Operating Measured Values
S, Apparent Power in kVA (MVA or GVA)
for Power
primary, and in % S
Nom
- Range
0 % to 120 % S
Nom
- Tolerance
1 %
±
0.25 % S
N
with S
Nom
=
√
3 · U
Nom
· I
Nom
