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Les langues disponibles
System /
application
2
L1
L2
L3
N
4-wire
3-phase
asymmetric
2
load
u
(A44)
X
U
L1
L2
L3
N
2
4-wire
3-phase
asymmetric
L1
load,
L2
Open-Y
L3
connection
N
(A24)
Low-voltage system
Relationship between PF, QF and LF
ind.
–180
–90
LF
outgoing
40
5
8
11
1
3
4
6
5
8
11
1
3
4
6
u
u
x
x
x
X
X
k
l
k
U
U
K
L
K
8
11
1
3
4
6
k
l
k
l
K
L
K
L
K
Output
cap.
ind.
PF
0
90
incoming
Measuring inputs
Terminals
7
9
L1
L2
L3
N
7
9
l
k
l
L
K
L
7
9
u
x
X
U
L1
k
l
L2
L3
L
N
2 single-pole insulated voltage transformers
in high-voltage system
cap.
QF
ϕ
180
Fig. 7. Active power PF ––––, reactive power QF -----,
power factor LF – · – · – .
outgoing
2
5
8
11
1
3
4
k
l
k
K
L
K
3 single-pole insulated voltage transformers
in high-voltage system
5
1
2
3
4
6
u
x
k
k
l
l
X
U
L
K
L
K
L
K
6
7
9
l
k
l
L
K
L
7
8
9 11
k
l
L
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