Solusi Baterai Lithium E-BIKE SPF48V20Ah
Surperpack dikhususkan untuk mengembangkan baterai E-BIKE SPF48V20AH. Baterai dibangun di anti-getaran, tahan api, isolasi tinggi dan bahan ramah lingkungan untuk memastikan keamanan. Superpack menggunakan solusi sel LiFePO4 berkualitas tinggi dan kami memiliki proses pengemasan yang canggih dengan BMS yang sangat baik pada penyimpanan sel yang memadai, pemilihan sel yang ketat dan konsistensi sel yang cocok. Paket baterai harus menjalankan siklus untuk pemeriksaan penuaan untuk memastikan kualifikasi.
1) Siklus hidup panjang: 2000 siklus harapan
2) Karakteristik aman yang tinggi
3) Karakteristik suhu tinggi yang sangat baik
4) Untuk mengganti baterai timbal-asam – Kinerja tinggi dan biaya rendah
5) Perawatan Gratis, desain Modularitas, ukuran kompak dan bobot yang lebih ringan
6) 3 kali siklus harapan hidup ke baterai timbal-asam
7) Self-discharge kurang dari 3% per bulan
8) Dibangun pada sistem perlindungan yang aman
9) Assemble easily
10) Eco-friendly
11) Quality assurance
| Item | General Parameter |
Remark |
| Battery Model | SPF48V20Ah | |
| Nominal Voltage | 51.2V | |
| Rated Capacity | 20.0Ah | |
| Internal Resistance (mΩ) | ≤100mΩ | 1KHz，AC |
| Size | L*W*H 275*155*115mm(10.83*6.10*4.52") | Does not include handle |
| Approx. Weight | 8.5 Kg | |
| Battery gauge | LCD | |
| Type | lifepo4 battery cell | |
| Housing material | Iron | |
| Discharge Cutoff Voltage | 2.2V/Cell(≥35.2V) | |
| Charge Cutoff Voltage | 3.65V/Cell（≤58.4V） | |
| Maximum Charge Current | 9A@20℃ | |
| Maximum Continuous Discharge Current | 18A@20℃ | Recommended:14A |
| Constant current | 0.5C | |
| Cut-off voltage | 40V | |
| Charge temperature | 0～45℃ | 60±25%R.H. 23 ± 5°C recommended |
| Discharge temperature | -20～60℃（cell surface temperature≤80℃） | |
| Storage Temperature Range | Less than 1 year : 0～25℃(SOC≥50%) Less than 3 months:-5～35℃(SOC≥50%) |
60±25%R.H. at the shipment state |
| Life Expectation | Higher than 80% .of the Initial Capacity of the battery | 1）Charge:CC@0.5C to 73V, then CV till current to 0.05C 2）Rest: 30min. 3）Discharge: 0.5C to 50V Temperature:20±5℃ Carry out 1200cycles |
| Standard charge | 0.5C constant current (CC) charge to 73Vthen constant voltage (CV) 73V charge till charge current decline to ≤0.05C |
Charge time : Approx 3h |
Specification of PCM
| Item |
Parameter |
|
| Voltage |
Charging voltage |
DC:3.65V/cell |
| Balancing voltage |
3.5±0.05V |
|
| Current |
Balancing current |
25-35mA |
| Self-consume current |
≤100μA |
|
| Max. continuous charging current |
15A |
|
| Max. continuous discharging current |
30A |
|
| Over-charging protection |
Over-charging voltage |
3.75±0.05V/cell |
| Over-Charge delay time |
500~1500mS |
|
| Over-charging release voltage |
3.55±0.05V/cell |
|
| Over-discharging protection |
Over-discharging voltage |
2.2±0.1V/cell |
| Over-discharging delay time |
500~1500mS |
|
| Over-discharging release voltage |
2.5±0.01V/cell |
|
| Over-current protection |
Over-current（Discharge） |
100±20A |
| Over-current delay time |
500~1500ms |
|
| Release condition |
Remove load |
|
| Short circuit protection |
Function condition |
External short circuit |
| Short circuit delay time |
200~300us |
|
| Release condition |
Remove load |
|
| Impedance |
Protection circuitry (MOSFET) |
≤20mΩ |
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