Information List - Siemens SIPROTEC 4 7VK61 Manual

Functions
2.9 Auxiliary Functions
U , U Voltage at measuring input U
X en
U Voltage at measuring input U
sy2
S, P, Q Apparent, active and reactive power
f Frequency
cos φ Power factor
U , U , U Line voltage, busbar voltage and
sy1 sy2 diff
voltage difference (for synchronism
check)
f , f , f Line voltage, busbar frequency and
sy1 sy2 diff
voltage difference (for synchronism
check)
φ Amount of phase angle difference
diff
between line and busbar (for
synchronism check)
1) acc. to address 1104
2) acc. to address 1103
3) considering factor 221 I4/Iph CT
4) acc. to address 212 Usy2 connection
5) considering factor 215 Usy1/Usy2 ratio
he computation of the operational measured values is also executed during an existent system fault in inter-
vals of approx. 0.5s
2.9.3.2

Information List

No. Information
601 IL1 =
602 IL2 =
603 IL3 =
610 3I0 =
619 I1 =
620 I2 =
621 UL1E=
622 UL2E=
623 UL3E=
624 UL12=
625 UL23=
626 UL31=
627 Uen =
631 3U0 =
632 Usy2=
633 Ux =
634 U1 =
635 U2 =
636 Udiff =
637 Usy1=
166
- V
4
kV V
4
MVA, —
MW,
MVAR
Hz Hz
(abs) (abs)
kV —
Hz —
—
°
Type of Comments
Informa-
tion
MV I L1
MV I L2
MV I L3
MV 3I0 (zero sequence)
MV I1 (positive sequence)
MV I2 (negative sequence)
MV U L1-E
MV U L2-E
MV U L3-E
MV U L12
MV U L23
MV U L31
MV Uen
MV 3U0 (zero sequence)
MV Measured value Usy2
MV Ux (separate VT)
MV U1 (positive sequence)
MV U2 (negative sequence)
MV Measured value U-diff (Usy1- Usy2)
MV Measured value Usy1
-
Rated operational voltage or
Rated operational voltage / √3
√3 · U · Ι nominal operating
N N
quantities 1)2)
Nominal Frequency
—
—
—
—
SIPROTEC 4, 7VK61, Manual
C53000-G1176-C159-5, Edition 05.2018
2)4)5)