88
9. Appendix
9.2. A List of Examples for Incorrect Wiring Display
9.2.2. 3-phase 3-wire System
∠
V
12
∠
V
32
∠
I
1
∠
I
3
W
1
W
3
V
12
V
23
V
31
I
1
I
2
I
3
1
2
3 1 side CT 3 side CT
13
LEAD 0.707
165
45
LEAD 0.866
180
60
1.000
210
90
LAG 0.866
240 120
LAG 0.707
255 135
14
LEAD 0.707
285
45
LEAD 0.866
300
60
1.000
330
90
LAG 0.866
0 120
LAG 0.707
15 135
15
LEAD 0.707
345
45
LEAD 0.866
0
60
1.000
30
90
LAG 0.866
60 120
LAG 0.707
75 135
16
LEAD 0.707
165 225
LEAD 0.866
180 240
1.000
210 270
LAG 0.866
240 300
LAG 0.707
255 315
17
LEAD 0.707
345 225
LEAD 0.866
0 240
1.000
30 270
LAG 0.866
60 300
LAG 0.707
75 315
18
LEAD 0.707
105 165
LEAD 0.866
120 180
1.000
150 210
LAG 0.866
180 240
LAG 0.707
195 255
P3
P2
+C1-C1
Reverse
+C3-C3
Normal
0
60
W
1
=Positive value
W
3
=Negative value
V
12
=V
23
=V
31
I
1
=I
2
=I
3
P2
P1
P3
+C1-C1
Reverse
+C3-C3
Reverse
0
60
W
1
=W
3
=Negative
value
V
12
=V
23
=V
31
I
1
=I
3
＜
I
2
P1
P1
P3
+C1-C1
Reverse
+C3-C3
Normal
0
60
W
1
=Negative value
W
3
=Negative value
V
12
=V
23
=V
31
I
1
=I
3
＜
I
2
P2
0
60
W
1
=W
3
V
12
=V
23
=V
31
I
1
=I
3
＜
I
2
P2
P1
P3
+C1-C1
Normal
+C3-C3
Reverse
0
300
W
1
=Negative value
W
3
=Negative value
V
12
=V
23
=V
31
I
1
=I
2
=I
3
Each of 1 side
VT terminal
and 3 side VT
terminal is
reversed.
*Refer to the
right diagram.
+C1-C1
Normal
+C3-C3
Normal
P2
P1
+C3-C3
Normal
+C1-C1
Normal
W
1
=W
3
W
1
>W
3
0
60
W
1
＜
W
3
V
12
=V
23
=V
31
I
1
=I
2
=I
3
P3
No.
Power Factor
(Input)
At balanced load (V
12
=V
23
, I
1
=I
3
)
Connection (*7)
Phase Angle Display Active Power Display
Voltage Display
Current Display
Voltage
Current
Connection
+C2
C2
+C3
C3
P1
P3
NC
+C1
C1
P2
K
L
k
l
K
L
k
l
U
u
V
v
U
u
V
v
1
2
3
+C2
C2
+C3
C3
P1
P3
NC
+C1
C1
P2
K
L
k
l
K
L
k
l
U
u
V
v
U
u
V
v
1
2
3
+C2
C2
+C3
C3
P1
P3
NC
+C1
C1
P2
K
L
k
l
K
L
k
l
U
u
V
v
U
u
V
v
1
2
3
+C2
C2
+C3
C3
P1
P3
NC
+C1
C1
P2
K
L
k
l
K
L
k
l
U
u
V
v
U
u
V
v
1
2
3
+C2
C2
+C3
C3
P1
P3
NC
+C1
C1
P2
K
L
k
l
K
L
k
l
U
u
V
v
U
u
V
v
1
2
3
+C2
C2
+C3
C3
P1
P3
NC
+C1
C1
P2
K
L
k
l
K
L
k
l
U
u
V
v
U
u
V
v
1
2
3
