abnormality
Sometimes the electric vehicle lithium battery charger will have abnormal heat during charging or use, which may reduce the battery capacity and shorten the battery life. The reasons for electric vehicle lithium battery charging heat are bad charger, quality problems and so on. We have to be careful if that happens.
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Under normal circumstances, the charging heat of electric vehicle lithium battery charger is about the same, not very high, but it is not low temperature, within the normal range, will not harm the battery, but if you encounter the phenomenon of excessive heat of the battery and the charger does not turn the light, you need to be careful.
This is an abnormal phenomenon, it is recommended that you replace the charger, generally there is heat dissipation on both sides of the charger, and there is a small cooling fan in the chip circuit position, so the charger is generally not so hot, it can only show that your charger has been used for too long, or the small cooling fan is not normal, does not turn, and the heat dissipation is blocked, in safety considerations, Immediate power off replacement