47113964.2.023РЭ
6
Table 3 – Parameters of four-wire system
Measurand
Designation
Output code
value
Realization
for product line
Comment
AE
T100
AE
T200
AE
T300
AE
T400
True RMS values
of line-to-line voltage
U
AB
U
BC
U
CA
k
1
·U
AB
/
U
L-L nom
k
1
·U
BC
/
U
L-L nom
k
1
·U
CA
/
U
L-L nom
+
+
+
+
+
+
+
+
+
+
+
+
Average value of line-to-
line voltage
U
av
k
1
·U
av
/U
nom
+
+
+
+
(
)
CA
BC
AB
av
U
U
U
U
+
+
=
3
1
True RMS values
of line-to-neutral voltage
U
A
U
B
U
C
k
1
·U
A
/
U
L-N nom
k
1
·U
B
/
U
L-N nom
k
1
·U
C
/
U
L-N
nom
+
+
+
+
+
+
+
+
+
+
+
+
Average value of line-to-
neutral voltage
U
L-Nav
k
1
·U
L-Nav
/U
nom
+
+
+
+
(
)
C
B
A
av
N
L
U
U
U
U
+
+
=
−
3
1
True RMS value of zero-
sequence voltage
U
0
k
1
·U
0
/
U
L-N nom
+
+
+
+
True RMS values
of phase current
I
A
I
B
I
C
k
1
·I
A
/
I
nom
k
1
·I
B
/
I
nom
k
1
·I
C
/
I
nom
+
+
+
+
+
+
+
+
+
+
+
+
Average values of phase
current
I
av
k
1
·I
av
/I
nom
+
+
+
+
(
)
C
B
A
av
I
I
I
I
+
+
=
3
1
True RMS value of zero-
sequence current
I
0
k
1
·I
0
/
I
nom
+
+
+
+
Active power,
per phase
P
A
P
B
P
C
k
2
·P
A
/
P
ph nom
k
2
·P
B
/
P
ph nom
k
2
·P
C
/
P
ph nom
–
–
–
+
+
+
+
+
+
+
+
+
P
A
= U
A
I
A
cosφ
A
P
B
= U
B
I
B
cosφ
B
P
C
= U
C
I
C
cosφ
C
Active power
of three-phase system
P
k
2
·P/P
nom
–
+
+
+
P = P
A
+P
B
+P
C
Apparent power,
per phase
S
A
S
B
S
C
k
2
·S
A
/
S
ph nom
k
2
·S
B
/
S
ph nom
k
2
·S
C
/
S
ph nom
–
–
–
–
–
–
+
+
+
+
+
+
S
A
= U
A
I
A
S
B
= U
B
I
B
S
C
= U
C
I
C
Apparent power of three-
phase system
S
k
2
·S/
S
nom
–
–
+
+
S = √(U
A
2
+U
B
2
+U
С
2
)·
∙
√(I
A
2
+I
B
2
+I
С
2
)
Reactive power,
per phase
Q
A
Q
B
Q
C
k
2
·Q
A
/
Q
ph nom
k
2
·Q
B
/
Q
ph nom
k
2
·Q
C
/
Q
ph nom
–
–
–
–
–
–
+
+
+
+
+
+
Q
A
= U
A
I
A·
sinφ
A
Q
B
= U
B
I
B
sinφ
B
Q
C
= U
C
I
C
sinφ
C
Reactive power
of three-phase system
Q
k
2
·Q/
Q
nom
–
–
+
+
Q = Q
A
+Q
B
+Q
C
