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(1) The load current is too large that exceeds the battery’s discharge
protection value.
(2) Battery protection panel failure.
Solution: the protection board will lock the state after entering the over-current
state until the charger can be activated at the charging input end.
8.2 Discharge over-current protection
ALM alarm indicator lights flicker, RUN operation indicator lights out.
Cause analysis:
(1) The load current is too large that exceeds the battery’s discharge
protection value.
(2) Battery protection panel failure.
Solution: the protection board will lock the state after entering the over-current
state until the charger can be activated at the charging input end.
8.3 Temperature Protection
ALM alarm indicator lights flicker, RUN operation indicator lights out.
Cause analysis: Ambient temperature may be too high or too low
Solution: when the temperature at the NTC end returns to normal, the protection
board recovers from the temperature protection state and the red ALM lamp goes
out.
8.4 Battery No Voltage Output
The power indicator lights out, the voltage at both ends of the battery is 0 V.
Cause analysis: the battery is not activated or the battery management system
is abnormal.
Solution: activate the battery or reset the battery through the reset key on the
battery panel in the activated state "RST", there is still no voltage output,
contact the manufacturer professional to handle.
