Menu
51.2v5 ~ 20kwh series cabinet solar backup battery system have perfect protection functions (short circuit, overcurrent, overcharge, over-discharge, over-temperature, and other protection). Ideal as a backup power source for your home or business, energy-efficient, economical and smart.
| NO. | Item | Index | Remarks | |
| 1 | Nominal |
106.5Ah@ 1.0C discharge |
(25±2) ℃ ,1.0CConstant current discharge, 2.5V cut off |
|
| 2 | Minimum |
105.0Ah@ 1.0C discharge |
||
| 3 | Rated voltage | 3.2V | ||
| 4 | Internal resistance | ≤0.5mΩ | ||
| 5 |
Charge CC-CV |
Max | 1C | 0℃～ 45 |
| Cut off | 3.65V | |||
| 6 | Discharge | Max | 3C | ＜ 30S |
| Cut off | 2.5V | |||
| 7 | Charge | Standard | 2.0h | 0.5C |
| Quick | 1.0h | 1.0C | ||
| 8 | Recommended SOC application | SOC:10%～ 90% | ||
| 9 |
Charging operating temperature range |
0℃～ 55℃ | ||
| 10 |
Discharging operating temperature range |
-20℃～ 55℃ | ||
| 11 |
Storage temperature |
Short term (within 1 month) |
-20℃～ 45℃ | |
|
Long term (within 1 year) |
0℃～ 35℃ | |||
| 12 | Storage humidity | ＜ 70﹪ | ||
| 13 | Weight | 1980±30g | ||
| No. | Item | Index | Remarks | |
| 1 | Combination method | 4S4P | ||
| 2 | Rated coltage | 51.2V | ||
| 3 | Rated capacity | Typical | 420Ah | |
| Minimum | 410Ah | |||
| 4 | Factory voltage | 51V-53V(40-60%SOC) | ||
| 5 | Internal Impedance | ＜ 60 mΩ | ||
| 6 | End of charge voltage | 56V～ 58V | ||
| 7 | End of Discharge voltage | 40V～ 44V | ||
| 8 | Standard charge |
Constant Current 40A;Constant Voltage see NO.6;0.02CA cut-off |
Charge time : Approx 6h | |
| Limiting current | 10A | |||
| 9 | Standard discharge |
Constant Current 40A;Constant Voltage see NO.7;0.02CA cut-off |
||
| 10 |
Maximum continuous charge current |
200A | T≥10ºC | |
| 11 |
Maximum continuous discharge current |
200A | T≥10ºC | |
| 12 | Operation temperature | Charge temperature | 0℃～ 60℃ | 60±25%R.H. Bare Cell |
| Discharge | -20℃～ 60℃ | |||
| 13 |
Storage temperature range |
Less than 12 months :-10~35℃ |
60±25%R.H. at the shipment state |
|
| Less than 3 months :-10~45℃ | ||||
| Less than 7 day :-10~35℃ | ||||
| 14 | Cooling mode | Natural cooling | ||
| 15 | Size | 428*365*1210 | ||
| 16 | IP code | IP54 | ||
| 17 | Weight | 150kg | ||
| No. | Model number | index | Remarks |
| 1 | Rated Capacity | 420Ah | |
| 2 | Rated Voltage | 51.2 | |
| 3 | Ratedpower | 21.5KWh | |
| 4 | Size： Width/depth/ Height | 428*365*1210 | |
| 5 |
Maximum continuous charge and discharge current |
200A | |
| 6 | Pulse charge discharge and current | 400A | |
| 7 | chargecuttoff -voltoge | 58.4V | |
| 8 | discharge cuttoff -voltoge | 44.8V |
| No. | Item | Index | Remarks |
| 1 | System power | 12VDC， 9V-16V | |
| 2 | Consumption | <100W | |
| 3 |
Operation temperature |
-40℃-75℃ | |
| 4 |
Can communication |
CAN 2.0b； | |
| 5 | Voltage sampling |
(cell)accuracy ± 0.5%, range 0 ~ 4.5 V, sampling period 360 ms. (total voltage) accuracy ± 1%, range 0 ~ 800 V, sampling period 360 Ms. |
|
| 6 | Current sampling |
Accuracy ± 1%, range – 300A ~ 300A, sampling period 20ms. |
|
| 7 |
Temperature sampling |
Accuracy ± 1 ℃ , range – 40 ~ 120 ℃, sampling period 1 s, sampling points of each module 3. |
|
| 8 |
SOC calculation accuracy |
8% | |
| 9 | Relay control | ＞ 3.85V、＜ 2.5V cut off |
It is divided into multi-level alarm, and the relay protection can be cut off only after the most serious alarm occurs |
| 10 | Charging control |
3.65v requests to stop, and 3.85v cuts off the charging relay; In case of fault (overcharge, leakage, etc.), the relay will be cut off automatically after requesting to stop |
| No. | Materia | Quantity | Remarks |
| 1 | Energy storage battery | 1 | |
| 2 | Positive output power line | 1 | |
| 3 | Negative output power line | 1 | |
| 4 | Can communication line | 1 | |
| 5 | RS485 communication line | 1 |
