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: Inverter overload (OL2)
13: Reserved
14: Phase loss on output side (SPO)
15: Reserved
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)
22–23: Reserved
24: Running time reached (END)
25: Electronic overload (OL3)
26–31: 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)
37–43: Reserved
Alarm:
44: Light-weak pre-alarm (A-LS)
45: Underload pre-alarm (A-LL)
46: Full-water pre-alarm (A-tF)
47: Empty-water pre-alarm (A-tL)
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