Additional Functions - Siemens 7SC80 Manual

Technical Data

4.23 Additional Functions

4.23 Additional Functions
Operational Measured Values
Currents
; Ι ; Ι
Ι
A B C
Positive sequence component Ι
Negative sequence component Ι
Voltages (phase-to-ground)
V , V , V
A-N B-N C-N
Voltages (phase-to-phase)
V , V , V , V
A-B B-C C-A
V , V , V
delta ph-gnd x
positive sequence component V
negative sequence component V
S, apparent power
P, active power
Q, reactive power
cos φ, power factor
Angle φ ; φ ; φ
A B
Frequency f
572
1
or 3Ι0
Ι
2 E
Range
Tolerance 1)
SYN
or V
0
1
2
Range
Tolerance 1)
Range
Tolerance
1)
Range
Tolerance 1)
Range
Tolerance 1)
2)
Range
Tolerance 1)
C
Range
Tolerance 1)
Range
Tolerance 1)
in A (kA) primary and in A secondary or in % Ι
10 % to 150 % Ι
Nom
1.5 % of measured value, or 1 % Ι
and from 151 % to 200 % Ι
Nom
in kV primary, in V secondary or in % V
10 % to 120 % of V
Nom
1.5 % of measured value, or 0.5 % V
in kVAR (MVAR or GVAR) primary and in % S
0 % to 120 % S
Nom
1.5 % of S
Nom
for V/V and Ι/Ι = 50 to 120 %
Nom Nom
with sign, total and phase-segregated in kW (MW or GW)
primary and in % S
Nom
0 % to 120 % S
Nom
2 % of S
Nom
for V/V and Ι/Ι = 50 to 120 % and | cos φ | = 0.707 to 1
Nom Nom
with S =√3 · V · Ι
Nom Nom Nom
with sign, total and phase-segregated in kVAR (MVAR or
GVAR) primary and in % S
Nom
0 % to 120 % S
Nom
2 % of S
Nom
for V/V and Ι/Ι = 50 to 120 % and | sin φ | = 0.707 to 1
Nom Nom
with S = √3· V · Ι
Nom Nom Nom
total and phase-segregated
–1 to +1
2 % for | cos φ | ≥ 0.707
in degrees ( ° )
0 to 180°
0.5°
in Hz
f ± 5 Hz
Nom
20 mHz
E50417-G1140-C486-A8, Edition 07.2017
Nom
Nom
3 % of measured value
Nom
Nom
Nom
SIPROTEC Compact, 7SC80, Manual