Chapter 5 Function parameter
53
Ch
ap
ter 5
5-1-20.y1 Group -Fault query
No.
Code
Parameter name
Setting range
Factory
setting
C
ha
ng
e
454
y1.00 Type of the first fault
0: No fault
1: Inverter unit protection
2: Acceleration overcurrent
3: Deceleration overcurrent
4: Constant speed overcurrent
5: Acceleration overvoltage
6: Deceleration overvoltage
7: Constant speed overvoltage
8: Control power failure
9: Undervoltage
10: Inverter overload
11: Motor Overload
12: Input phase loss
13: Output phase loss
14: Module overheating
15: External fault
16: Communication abnormal
17: Contactor abnormal
18: Current detection abnormal
19: Motor self-learning abnormal
20: Encoder/PG card abnormal
21: Parameter read and write
abnormal
22: Inverter hardware abnormal
23: Motor short to ground
24: Reserved
25: Reserved
26: Running time arrival
27: Custom fault 1
28: Custom fault 2
29; Power-on time arrival
30: Load drop
31: PID feedback loss when
running
40: Fast current limiting timeout
41: Switch motor when running
42: Too large speed deviation
43: Motor overspeed
45:Motor over-temperature
51:Initial position error
COF: communication failure
-
●
455
y1.01 Type of the second fault
-
●
456
y1.02 Type of the third(at last) fault
-
●
457
y1.03
Frequency of the third(at last)
fault
-
-
●
458
y1.04
Current of the third(at last)
fault
-
-
●
459
y1.05
Bus voltage of the third(at last)
fault
-
-
●
460
y1.06 Input terminal status of the
-
-
●
