Siemens SIPROTEC 7SD610 - Auxiliary Functions

Technical Data
4.16 Additional Functions
SIPROTEC, 7SD610, Manual
C53000-G1176-C145-6, Release date 02.2011
364
4.16 Additional Functions
Operational measured values
Operational measured values of currents I
L1
; I
L2
; I
L3
; 3I
0
; I
1
; I
2
; I
Y
in A primary and secondary and in % of I
NOperation
;
Tolerance 0.5 % of measured value, or 0.5 % of I
N
Phase angles of currents ϕ(I
L1
-I
L2
); ϕ(I
L2
-I
L3
); ϕ(I
L3
-I
L1
) in °
Tolerance 1° at nominal current
Operational measured values for voltages U
L1-E
, U
L2-E
, U
L3-E
; 3U
0
, U
0
, U
1
, U
2
, U
1Ko
in kV primary, in V secondary or in % of U
NOperation
/√3
Tolerance 0.5 % of measured value, or 0.5 % of U
N
Operational measured values of voltages U
EN
; U
X
in V secondary
Tolerance 0.5 % of measured value, or 0.5 % of U
N
Operational measured values for voltages U
L1-L2
, U
L2-L3
, U
L3-L1
in kV primary, in V secondary or in % of U
NOperation
Tolerance 0.5 % of measured value, or 0.5 % of U
N
Phase angle of voltages ϕ(U
L1
-U
L2
); ϕ(U
L2
-U
L3
); ϕ(U
L3
-U
L1
) in °
Tolerance 1 ° at nominal voltage
Phase angle for voltages and currents ϕ(U
L1
-I
L1
); ϕ(U
L2
-I
L2
); ϕ(U
L3
-I
L3
) in °
Tolerance 1° at nominal voltage and nominal current
Operational Measured Values for Powers S; P; Q (apparent, active and reactive power)
in MVA; MW; Mvar primary and % S
N
(operational nominal power) = √3 · U
N
· I
N
Tolerance for S 1 % of S
N
at I/I
N
and U/U
N
in range 50 % to 120 %
Tolerance for P 1 % of P
N
at I/I
N
and U/U
N
in range 50 % to 120 % and ABS(cos
ϕ) in range ≥ 0,7
Tolerance for Q 1 % of Q
N
at I/I
N
and U/U
N
in range 50 % to 120 % and ABS(cos
ϕ) in range ≤ 0,7
Operating measured value for power factor cos ϕ
Tol e ra nce 0 , 02
Counter values for energy W
p
+, W
q
+; W
p
-; W
q
- (active and reactive energy)
In kWh (MWh or GWh) and
In kVARh (MVARh or GVARh)
Tolerance at nominal frequency 5 % for I > 0.5 I
N
, U > 0.5 U
N
and | cosϕ | ≥ 0.707
Operating measured values for frequency f in Hz and % of f
N
Range 10 Hz to 75 Hz
Tolerance 20 mHz in range f
N
± 10 % at nominal values
Measured values of the differential protection I
DIFFL1
; I
DIFFL2
; I
DIFFL3
;
I
RESTL1
; I
RESTL2
; I
RESTL3
;
I
DIFF3I0
in % I
NOperation
Thermal measured values Θ
L1
/Θ
AUS
; Θ
L2
/Θ
AUS
; Θ
L3
/Θ
AUS
; Θ/Θ
AUS
related to tripping temperature rise
Remote measured values for currents I
L1
; I
L2
; I
L3
of the remote end in A primary
ϕ(I
L1
); ϕ(I
L2
); ϕ(I
L3
), (remote versus local) in °
Remote measured values for voltages U
L1
; U
L2
; U
L3
of the remote end in kV primary
ϕ(U
L1
); ϕ(U
L2
); ϕ(U
L3
) (remote versus local) in °