Mitsubishi Electric ME96SSEB-MB, Руководство пользователя

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85
9. Appendix
9.2. A List of Examples for Incorrect Wiring Display
9.2.2. 3-phase 3-wire System
*The shaded parts indicate influential parts caused by incorrect wiring.
The dashed lines show incorrect wiring parts.
∠
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
1
LEAD 0.707 345 225
Normal
LEAD 0.866 0 240
1.000 30 270
LAG 0.866 60 300
LAG 0.707 75 315
2
3
4
LEAD 0.707 165 45
LEAD 0.866 180 60
1.000 210 90
LAG 0.866 240 120
LAG 0.707 255 135
P2 P3
+C1-C1
Reverse
+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
P1
+C3-C3
Normal
LAG 0.866 60 120
LAG 0.707 75 135
+C1-C1
Normal
+C3-C3
Reverse
LEAD 0.866 0 60
1.000 30 90
W
1
=Positive value
W
3
=Negative value
V
12
=V
23
=V
31
I
1
=I
3
＜
I
2
P1 P2 P3
Revverse
connection for
each of 1 side
VT and 3 side
VT
*Refer to the
right diagram.
LEAD 0.707
0 300
345 45
+C1-C1
Reverse
P3
+C1-C1
Reverse
+C1-C1
Normal
+C3-C3
Reverse
LAG 0.866 240 300
LAG 0.707 255 315
+C3-C3
Normal
W
1
=W
3
W
1
<W
3
LEAD 0.707
0 300
165 225
W
1
=Negative value
W
3
=Positive value
+C3-C3
Normal
LEAD 0.866 180 240
1.000 210 270
Revverse
connection for
each of 1 side
VT and 3 side
VT
*Refer to the
right diagram.
V
12
=V
23
=V
31
I
1
=I
3
＜
I
2
P1 P2
0 300
W
1
>W
3
V
12
=V
23
=V
31
I
1
=I
2
=I
3
P1 P2 P3
+C1-C1
Normal
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