0: No fault
1: Inverter unit U-phase protection (OUt1)
2: Inverter unit V-phase protection (OUt2)
3: Inverter unit W-phase protection (OUt3)
4: Overcurrent during acceleration (OC1)
5: Overcurrent during deceleration (OC2)
6: Overcurrent during constant speed
running (OC3)
7: Overvoltage during acceleration (OV1)
8: Overvoltage during deceleration (OV2)
9: Overvoltage during constant speed
running (OV3)
10: Bus undervoltage fault (UV)
11: Motor overload (OL1)
12: VFD overload (OL2)
13: Phase loss on input side (SPI)
14: Phase loss on output side (SPO)
15: Rectifier module overheat (OH1)
16: Inverter module overheat (OH2)
17: External fault (EF)
18: RS485 communication fault (CE)
19: Current detection fault (ItE)
20: Motor autotuning fault (tE)
21: EEPROM operation error (EEP)
22: PID feedback offline fault (PIDE)
23: Braking unit fault (bCE)
24: Running time reached (END)
25: Electronic overload (OL3)
26: Keypad communication error (PCE)
27: Parameter upload error (UPE)
28: Parameter download error (DNE)
29: Profibus communication fault (E-dP)
30: Ethernet communication fault (E-NET)
31: CANopen communication fault
(E-CAN)
32: To-ground short-circuit fault 1 (ETH1)
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