Chapter 6 Function Introduction Shenzhen Hpmont Technology Co., Ltd
―104― HD20 Series Inverters User Manual
Faulted auto reset function and faulted relay action (F20.18
F20.20)
Auto reset function enables the inverter to reset the fault as per the preset times (F20.18)
interval (F20.19).
During the reset interval, the inverter stops output and i
t will automatically restarts with flying start
mode.
The following faults do not have the auto reset function:
E0008: Power modular fault E0021: Control board EEPROM read/write fault
E0010: Braking unit fault E0023: Parameter setting fault
E0013: Contactor isn’t closed at power on E0024: Peripheral device fault
E0014: Current detection circuit fault
No. Name Description Range
factory setting
F20.18 Auto reset times 0
100
0
When F20.19 = 0, it means “auto reset” is disabled and the protective device will be activated in case
of fault.
• If no other fault is detected within 5 minutes, the auto reset times will be automatically cleared.
• On condition of external fault reset, auto reset time will be cleared.
Faulted relay action selection
Units: In auto reset process
• 0: Faulted relay doesn’t act.
• 1: Faulted relay acts.
Tens: In the undervoltage process
• 0: Faulted relay doesn’t act.
• 1: Faulted relay acts.
Note: It need preset the relay function as No. 31 function.