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8 Shipment & Maintenance & Storage
8.3 Battery Storage
The recommended storage temperature is 15℃~35℃.
Battery performance degradation after long-term storage, please shorten
shelf time as possible as you can.
Recharge charge before using to recover capacity loss of self-discharge
during storage and transport.
Storage battery should be at 40%-50%SOC when the battery is not used for
a long time.
Storage battery over 40°C or under 0°C will reduce battery life.
Storage battery in dry and low temperature, well ventilated place.
If the battery is not used for a long time, the battery must be charged at regular
intervals. The charging requirements are as follows：
Table 8-3 Battery Charge Requirement in Storage Status
Storage Temp.
Charge Period
Charge Process
20℃~30℃ Each 6 months
1. Charge by 0.2C to 100% SOC
2. Discharge by 0.2C to 0% SOC
3. Charge by 0.2C to 40%~50% SOC
0℃~20℃ or 30℃~40℃ Each 3 months
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