User Manual
33
8
9
A
B
C
D
E
F
Input frequency over limit
4
5
6
7
C
D
E
F
Input voltage over limit
2
3
6
7
A
B
C
E
F
0 (hold)
1
3
5
7
9
B
D
F
0 (hold)
04: (Alarm B)
8
9
A
B
C
D
E
F
Inverter fault
4
5
6
7
C
D
E
F
Bridge cross of inverter
2
3
6
7
A
B
C
E
F
Invert SCR short circuit
1
3
5
7
9
B
D
F
Invert SCR open circuit
8
9
A
B
C
D
E
F
Bypass SCR short circuit
4
5
6
7
C
D
E
F
Bypass SCR open circuit
2
3
6
7
A
B
C
E
F
CAN communication fault
1
3
5
7
9
B
D
F
Parallel current not equal
8
9
A
B
C
D
E
F
Bypass phase wrong
4
5
6
7
C
D
E
F
Sync fault
2
3
6
7
A
B
C
E
F
Bypass over track
1
3
5
7
9
B
D
F
Bypass over protect
8
9
A
B
C
D
E
F
IGBT over current
4
5
6
7
C
D
E
F
Fuse fault
2
3
6
7
A
B
C
E
F
Parallel cable fault
1
3
5
7
9
B
D
F
Parallel relay fault
8
9
A
B
C
D
E
F
LBS unlook
4
5
6
7
C
D
E
F
Initialization fault
2
3
6
7
A
B
C
E
F
Can’t start
1
3
5
7
9
B
D
F
Overload
8
9
A
B
C
D
E
F
Parallel overload
4
5
6
7
C
D
E
F
DC component over limit
2
3
6
7
A
B
C
E
F
Bypass over current
1
3
5
7
9
B
D
F
Feedback protect
VFI-KT Series User Manual
