Additional Functions - Siemens SIPROTEC 7SJ62 Instruction Manual

Technical Data

10.18 Additional Functions

Operational Mea-
sured Values
10-36
Operating Measured Values for Currents in A or kA primary; in A secondary,
– Ia, Ib, Ic
- Range
- Tolerance
– I and 3I
G 0
– Positive sequence current I
– Negative sequence current I
Operating Measured Values
for Voltages (phase-ground)
– Va, Vb, Vc
- Range
- Tolerance
Operating Measured Values
for Voltages (phase-phase)
– Va-b, Vb-c, Vc-a
- Range
- Tolerance
– V and 3V
GND 0
– Positive sequence voltage V
– Negative sequence voltage V
Operating Measured Values
for Power
– S, Apparent Power
- Range
- Tolerance
– P, Real power (with sign)
- Range
- Tolerance
– Q, Reactive power (with sign)
- Range
- Tolerance
or in % of I
Nom
10% to 200% I
1% of measure value or 0.5 % of I
in A or kA primary; in A and in % of I
secondary
in A or kA primary; in A secondary,
1
or in % of I
Nom
in A or kA primary; in A and in % of I
2
secondary
in kV primary; in V secondary
or in % of V
Nom
10% to 120% V
1% of measured value or 0.5 % of V
in kV primary; in V secondary
or in % of V
Nom
10% to 120% V
1% of measured value or 0.5 % of V
in kV primary; in V secondary
or in % of V
Nom
in kV primary; in V
1
secondaryor in % of V
2
in kVA (MVA or GVA) primary, and in
% S
Nom
0% to 120% S
≤ 2% S
Nom
for V/V and I/I
Nom
= √3 · V
with S
Nom
in kW (MW or GW) primary, and in % S
0% to 120% S
≤ 3% S
Nom
for V/V and I/I
Nom
and |cos ϕ| = 0.707 to 1
= √3 · V
with S
Nom
in kVAr (MVAr or GVAr) primary and
in % S
Nom
0% to 120% S
≤ 3% S
Nom
for V/V and I/I
Nom
and |sin ϕ| = 0.707 to 1
= √3 · V
with S
Nom
Nom
Nom
Nom
Nom
Nom
Nom
Nom
Nom
Nom
Nom
= 50% to 120%
Nom
·
I
Nom Nom
Nom
= 50% to 120%
Nom
·
I
Nom Nom
Nom
= 50% to 120%
Nom
·
I
Nom Nom
7SJ62 Manual
C53000-G1140-C121-1
Nom