Additional Functions - Siemens Siprotec 7UM62 Manual

4 Technical Data
4.33

Additional Functions

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