Mitsubishi Electric ME96SSEB-MB User Manual page 46

4. How to Use Test Mode
4.3. Test Menu 6：Functions for Determining Incorrect Wiring
4.3.1. Incorrect wiring patterns detected by ①Pattern display of incorrect wiring
■For 1-phase 3-wire system *1
No. Wiring diagram
Normal
1
1 N 3
k
K
l
L
K k
l
L
Reverse connection of 1 side CT
2
1 N 3
K k
l
L
K k
l
L
Reverse connection of 3 side CT
3
1 N 3
k
K
l
L
K k
l
L
Reverse connection of 1 side and 3 side CT
4
1 N 3
k
K
l
L
K k
l
L
*1. On the screen, the PN terminal is displayed as 'P2'. Read as 'PN.'
■For1-phase 2-wire system
No. Wiring diagram
Normal
1
1 2
k
K
l
L
No. Wiring diagram
Switch between 1 side CT and 3 side CT
5
1 N 3
k
K
+C1
l
C1
L
+C2
C2
K k
+C3
l
L
C3
P1
P2
P3
PN
Reverse connection between terminals P1 and PN
6
1 N 3
k
K
+C1
l
C1
L
+C2
C2
K k
+C3
l
L
C3
P1
P2
P3
PN
Reverse connection between terminals PN and P3
7
1 N 3
k
K
+C1
l
C1
L
+C2
C2
K k
+C3
l
C3 L
P1
P2
P3
PN
+C1
C1
+C2
C2
+C3
C3
P1
P2
P3
PN
No. Wiring diagram
Reverse connection of 1 side CT
2
1 2
k
K
+C1
l
C1
L
+C2
C2
+C3
C3
P1
P2
P3
PN
45
No. Wiring diagram
Reverse connection between terminals
8
1 N 3
+C1
k
K
C1
l
L
+C2
C2
+C3
K k
C3
l
L
P1
P2
P3
PN
PN, P3, and P1 are connected to P1, PN, and
9
P3 terminals of the instrument in that order.
1 N 3
+C1
K k
C1
l
L
+C2
C2
+C3
K k
C3
l
L
P1
P2
P3
PN
P3, P1, and PN are connected to P1, PN, and
10
P3 terminals of the instrument in that order.
1 N 3
+C1
k
K
C1
l
L
+C2
C2
+C3
K k
C3
l
L
P1
P2
P3
PN
+C1
C1
+C2
C2
+C3
C3
P1
P2
P3
PN
P1 and P3
+C1
C1
+C2
C2
+C3
C3
P1
P2
P3
PN
+C1
C1
+C2
C2
+C3
C3
P1
P2
P3
PN
+C1
C1
+C2
C2
+C3
C3
P1
P2
P3
PN