Display Of Measured Values - Siemens SIPROTEC 7SK80 Manual
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Functions
2.18 Auxiliary Functions
2.18.3.1 Display of Measured Values
Table 2-17
Measured
second-
values
ary
, I
, I
,
I
I
A
B
C
sec
I
, I
1
2
I
= 3 ·I
I
N
0
N sec
(calculated)
= measured
I
I
N
N sec
value from the I
N
input
I
I
Ns
Ns sec.
(I
,
Ns
I
,
3I0real
I
3I0reactive
I
= measured
I
N2
N2 sec.
value from the
I
input
E2
V
, V
, V
,
V
A
B
C
Ph-N sec.
V
, V
, V
0
1
2
V
, V
, V
V
A–B
B–C
C–A
Ph-Ph sec.
V
V
N
N sec.
V
V
x
x sec.
P, Q, S (P and Q
No secondary measured values
phase-segregat-
ed)
Power factor
cos ϕ
(phase-segre-
gated)
Frequency
f in Hz
Table 2-18
Parameter
Vnom PRIMARY
Vnom SECONDARY
CT PRIMARY
CT SECONDARY
Vph / Vdelta
VXnom PRIMARY
VXnom SECONDARY
256
Conversion formulae between secondary, primary and percentage measured values
primary
cos ϕ
f in Hz
Legend for the conversion formulae
Address
202
203
204
205
206
232
233
cos ϕ · 100 in %
Parameter
Ignd-CT PRIM
Ignd-CT SEC
Ignd2-CT PRIM.
Ignd2-CT SEC.
FullScaleVolt.
FullScaleCurr.
E50417-G1140-C344-A4, Release date 08.2010
%
Address
217
218
238
239
1101
1102
SIPROTEC, 7SK80, Manual
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