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
(OC3)
7: Overvoltage during acceleration (OV1)
8: Overvoltage during deceleration (OV2)
9: Overvoltage during constant speed
(OV3)
10: Bus undervoltage fault (UV)
11: Motor overload (OL1)
12: Inverter 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: 485 communication fault (CE)
19: Current detection fault (ItE)
20: Motor autotuning fault (tE)
21: EEPROM operation fault (EEP)
22: PID feedback offline fault (PIDE)
23: Brake 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)
29–31: Reserved
32: To-ground short-circuit fault 1 (ETH1)
33: To-ground short-circuit fault 2 (ETH2)
34: Speed deviation fault (dEu)
35: Mal-adjustment fault (STo)
36: Underload fault (LL)
37: Encoder offline fault (ENC1O)
38: Encoder reversal fault (ENC1D)
39: Encoder Z pulse offline fault (ENC1Z)