Technical Data
10-37
7SJ63 Manual
C53000-G1140-C120-1
10.18 Additional Functions
Operational Mea-
sured Values
Operating Measured Values for Currents in A or kA primary; in A secondary,
– Ia, Ib, Ic
or in % of I
Nom
- Range
10% to 200% I
Nom
- Tolerance
1% of measure value or 0.5 % of I
Nom
– I
G
and 3I
0
in A or kA primary; in A and in % of I
Nom
secondary
– Positive sequence current I
1
in A or kA primary; in A secondary,
or in % of I
Nom
– Negative sequence current I
2
in A or kA primary; in A and in % of I
Nom
secondary
Operating Measured Values
in kV primary; in V secondary
for Voltages (phase-ground)
or in % of V
Nom
– Va, Vb, Vc
- Range
10% to 120% V
Nom
- Tolerance
1% of measured value or 0.5 % of V
Nom
Operating Measured Values
in kV primary; in V secondary
for Voltages (phase-phase)
or in % of V
Nom
– Va-b, Vb-c, Vc-a
- Range
10% to 120% V
Nom
- Tolerance
1% of measured value or 0.5 % of V
Nom
– V
GND
and 3V
0
in kV primary; in V secondary
or in % of V
Nom
– Positive sequence voltage V
1
in kV primary; in V
– Negative sequence voltage V
2
secondaryor in % of V
Nom
Operating Measured Values
for Power
in kVA (MVA or GVA) primary, and in
– S, Apparent Power
% S
Nom
- Range
0% to 120% S
Nom
- Tolerance
≤
2% S
Nom
for V/V
Nom
and I/I
Nom
= 50% to 120%
with S
Nom
=
√
3 · V
Nom
·
I
Nom
– P, Real power (with sign)
in kW (MW or GW) primary, and in % S
Nom
- Range
0% to 120% S
Nom
- Tolerance
≤
3% S
Nom
for V/V
Nom
and I/I
Nom
= 50% to 120%
and |cos
ϕ
| = 0.707 to 1
with S
Nom
=
√
3 · V
Nom
·
I
Nom
– Q, Reactive power (with sign)
in kVAr (MVAr or GVAr) primary and
in % S
Nom
- Range
0% to 120% S
Nom
- Tolerance
≤
3% S
Nom
for V/V
Nom
and I/I
Nom
= 50% to 120%
and |sin
ϕ
| = 0.707 to 1
with S
Nom
=
√
3 · V
Nom
·
I
Nom
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