1. Specification
NO. | Items | Criteria | Remarks |
2.1 | Rated Capacity | 22Ah | |
Minimum Capacity | 21Ah | ||
2.2 | Energy | 0.2816KWh | |
2.3 | Nominal Voltage | 12.8V | |
2.4 | Outgoing Voltage | ≥12.8V | |
2.5 | Internal resistance | ≤50mΩ | |
2.6 | Series parallel application | Series connection is prohibited | |
2.7 | Limited charge voltage | 14.6±0.2V | |
2.8 | Floating charge voltage | 13.8±0.2V | |
2.9 | Standard charge current | 12A | |
2.10 | Maximum charge current | 15A | |
2.11 | Standard discharge current | 15A | |
2.12 | Maximum discharge current | 30A | |
2.13 | Pulse discharge current | Withstand the 55A/3s | |
2.14 | Discharge cut-off voltage | 10V | |
2.15 | Dimension | Length: 165±2mm | |
Width: 76±2mm | |||
Height: 181±2mm | |||
2.16 | Weight | Approx: 3.0±0.3Kg | |
2.17 | Operating Temperature | Charging: 0~45℃ | |
Discharging: -20~60℃ | |||
Recommended operating temperature: 15℃~35℃ | |||
2.18 | Self-discharge rate | Residual capacity: ≤3%/month; ≤15%/years | |
Reversible capacity: ≤1.5%/month; ≤8%/years | |||
2.19 | Storage Temperature & Humidity Range | Less than 1 month:-20℃~35℃, 45%RH~75%RH | |
Less than 3 months: -10℃~35℃, 45%RH~75%RH | |||
Recommended storage environment: 15℃~35℃, 45%RH~75%RH | |||
Long time storage: If the battery need be stored for a long time, the voltage should be 13.2V(50%SOC), and stored in the condition as storage proposal. It need at least one charge & discharge cycle every six months |
2. Advantages:
3. Dimensional Drawing
4. Protective circuit specification
NO. | Items | Content | Specification |
1 | Over charge | Over-charge protection for each cell | 3.80±0.0255V |
Over-charge release for each cell | 3.60±0.0255V | ||
Over-charge release method | Under the release voltage | ||
2 | Over discharge | Over-discharge protection for each cell | 2.5±0.025V |
Over-discharge release for each cell | 3.0±0.025V | ||
Over-discharge release method | Charge to recovery | ||
3 | Over current | Discharge over current protection/ | 70A~100A |
Protection delay time | 100~200ms | ||
Over current release method | Delay about 30S after recovery | ||
4 | Short circuit | Do not short-circuit the electrodes | Designed For 100A~200A /500us |
5 | Battery temperature | Charge over temperature | Protection @65±5℃ |
Release @60±5℃ | |||
Discharge over temperature | Protection @65±5℃ | ||
Release @60±5℃ |
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