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10. Fault and Warning Description
10-1. Fault list
NO
1
[FAULT] GATE-DRV
2
[FAULT] WATCHDOG
3
[FAULT] OVR-CURR
4
[FAULT] BAD BATT
10-2. Fault Cause and Action
LIST
[FAULT]
WATCHDOG
[FAULT]
GATE-DRV
[FAULT]
OVR- CURR
[FAULT]
BAD BATT
10-3 Warning list
NO
1
PF
2
PL
3
OH
4
OV
5
LV
11
Display
IGBT Gate Driver Damage
Abnormal operation of MCU
Overcurrent
Battery failure
Watchdog / Abnormal MCU function
If the MCU malfunctions momentarily due to noise or other external
conditions
☞ Reset the MCU.
Gate Driver Defect / Damaged Gate Driver
If the IGBT Gate Driver is physically damaged
☞ Turn off all the power and then turn it on again.
If the fault persists, replace the PCB because it is a physical damage.
Over Current / Overcurrent
Overcurrent flows above set current
☞ Check the output wiring.
Bad Battery / Discharge
If current is not flowing even when voltage is continuously applied
to the battery
☞ Check the battery condition.
☞ Charge the battery in Equal Charge [EQU Key] mode..
Display
Power Fault
Power Too Low
Over Heat
Over Voltage
Low Voltage
Industrial Battery Charger TDC-9030
Cause
Cause and Action
Cause
HANMI TECHWIN. CO., LTD.
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