3.2V 280Ah Lithium Ion Battery Cell For ESS Long Cycle Lifetime
Lithium-ion battery cell 3.2V 280 Ah for ESS, discharge rate:0.5C
Lithium-ion battery cell 3.2V 280 Ah for ESS
Type: Prismatic LFP cell
High cycle lifetime
High safety specially
Use in stationary BESS.
Long Cycle Lifetime
Lithium replenishment at the positive electrode
Modification of positive electrode materials
Low expansion negative electrode technology
Self-developed electrolyte
Secondary injection process
High Safety
High thermal stability
No fire or explosion during nail penetration or crush tests
Solid-state electrolyte coated separator
Low-temp Charge
Construct composite negative electrode
Optimize electrode structure
Low-temperature electrolyter
Certifications:
IEC 62619-2022, UN 38.3
| Model | 71173204 | Remarks |
| Nominal Capacity | 280Ah | 25±2℃,0.5P |
| Nominal Voltage | 3.2V | |
| AC Impedance | ≤0.18mΩ | 30%SOC |
| Standard Charge Current | 140A | 0.5C |
| Max. Constant Charge Current | 280A | 1.0C |
| Charge Voltage Limit | 3.65V | |
| Max. Constant Discharge Current | 280A | 1.0C |
| Max. Plus Discharge Current | 420A | 1.5C-30s |
| Cut-off Voltage | 2.5V | 0℃<T≤55℃ |
| 2.0V | -20℃≤T≤0℃ | |
| Charge Operation Temperature | 0℃≤T＜15℃ | charge rate ≤0.2C |
| 15℃≤T＜23℃ | charge rate≤0.5C | |
| 23℃≤T≤55℃ | charge rate≤1.0C | |
| DisCharge Operation Temperature | -20~55℃ | |
| Cell Weight | 5.5±0.3kg | |
| Self Discharge | ≤3%/month | 25±2℃, 30%~50% SOC |
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