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Split-phase ("two phase system"), unbalanced load
L1
L2
N
PE
1
3
I1
K
L
L1
K
L2
k
k
N
PE
1
3
I1
K
L
L1
K
L2
k
k
N
1
3
I1
P10 Rev A
4
6
7
9
10
12
I2
I3
IN
L
K
L
k
4
6
7
9
10
12
I2
I3
IN
L
K
L
k
4
6
7
9
10
12
I2
I3
IN
Device handbook LINAX PQ3000-PQ5000
5 A
(UL listed)
11
2
5
8
16
PE
N
L1
L2
L3
5 A
(UL listed)
11
2
5
8
16
PE
N
L1
L2
L3
V
U
V
U
u
v
v
u
5 A
(UL listed)
16
11
2
5
8
PE
N
L1
L2
L3
Direct connection
Maximum permissible rated voltage
300V to ground (600V ph-ph)!
With current transformers
With current and voltage transformer
In systems without a primary neutral conductor a
voltage transformer with a secondary center tap
can also be used.
18/102
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