Siemens SIPROTEC 7UM62 - Additional Functions

Technical Data
4.37 Additional Functions
SIPROTEC, 7UM62, Manual
C53000-G1176-C149-7, Release date 03.2010
517
4.37 Additional Functions
Operational Measured Values
Operational Measured Values for
Currents
I
L1, S1
, I
L2, S1
, I
L3, S1
, I
L1, S2
, I
L2, S2
, I
L3, S2
in A (kA) primary and in A secondary or in % I
N
Range 10 % to 200 % I
N
Tolerance 0.2 % of measured value, or ±10 mA ±1 digit
3I
0
in A (kA) primary and in A secondary
I
Ns1
, I
Ns2
Range 0 mA to 1600 mA
Tolerance 0.2 % of measured value, or ±10 mA ±1 digit
Positive sequence component I
1
in A (kA) primary and in A secondary or in % I
N
Negative sequence component I
2
in A (kA) primary and in A secondary or in % IN
Differential Protection Currents I
DiffL1
, I
DiffL2
, I
DiffL3
, I
RestL1
, I
RestL2
, I
RestL3
in I/I
NO
Range 10 % to 200 % I
N
Tolerance 3 % of measured value, or ±10 mA ±1 digit
Operational Measurement
Values for Voltages
(Phase-Ground)
U
L1-E
, U
L2-E
, U
L3-E
in kV primary, in V secondary or in % U
N
Range 10 % to 120 % U
N
Tolerance 0.2 % of measured value or ±0.2 mA ±1 digit
Operational Measurement
Values for Voltages
(Phase-Phase)
U
L1-L2
, U
L2-L3
, U
L3-L1
in kV primary, in V secondary or in % U
N
Range 10 % to 120 % U
N
Tolerance 0.2 % of measured value or ±0.2 mA ±1 digit
U
E
or 3U
0
in kV primary, in V secondary or in % U
N
Positive sequence component U
1
and negative sequence component U
2
in kV primary, in V secondary or in % U
N
Operational Measurement
Values for Impedances
R, X
in Ω primary and secondary
Tolerance 1 %