Chapter 6 Function Introduction
Shenzhen Hpmont Technology Co., Ltd
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104
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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) and
interval (F20.19).
During the reset interval, the inverter stops output and it 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
】
F20.19
Auto reset interval
2.0
－
20.0
【
5.0s/times
】
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.
F20.20
Faulted relay action selection
00
－
11
【
00
】
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.