Customization: | Available |
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Charging Current: | 60A |
Discharging Current: | 60A |
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Product Advantages:
Supply OEM/ODM and custom serviceFunction: Detect and protect the battery from over-charge ,over-dicharge, over-current short-circuit ,temperature detecting protection and auotmatically voltage balance function .
Shenzhen Li-ion Battery Bodyguard Technology Co.,LTD | ||||
PCM Specifications For 14.8V (4S)Li-ion Battery Packs | ||||
Model: LWS-24S100A-445(4S)Same port | ||||
No. | Test item | Criterion | ||
1 | Voltage | Charging voltage | DC:16.8V CC/CV | |
Balance voltage for single cell | 4.2±0.025V | |||
2 | Current | Balance current for single cell | 42±5mA | |
Current consumption | ≤50μA | |||
Maximal continuous charging current | 100A | |||
Maximal continuous Discharging current | 100A | |||
3 | Over charge Protection | Over charge detection voltage for single cell | 4.25±0.025V | |
Over charge detection delay time | 500mS-1500mS | |||
Over charge release voltage for single cell | 4.15±0.05V | |||
4 | Over discharge protection | Over discharge detection voltage for single cell | 2.75±0.08V | |
Over discharge detection delay time | 100ms-600ms | |||
Over discharge release voltage for single cell | 3.00±0.1V | |||
5 | Over current protection | Over current detection voltage | 0.1±0.025V | |
Over current detection current | 400±50A | |||
Detection delay time | 500ms-1500ms | |||
Release condition | Cut load or charging activtion | |||
6 | Short protection | Detection condition | Exterior short circuit | |
Detection delay time | 200-500us | |||
Release condition | Cut load or charging activtion | |||
7 | Resistance | Protection circuitry(MOSFET) | ≤20mΩ | |
8 | Temperature | Temperature protection Switch | 75 ºC | |
Operating Temperature Range | -20 ~+70ºC | |||
Storage Temperature Range | -40~+125ºC | |||
9 | Coventional balanace cable wires length | 300mm |
Li-ion Battery PCM & BMS Application Range :
3. Packaging & Shipping & Payment
Q: How many Ampere protection circuit boards should choose?
A: It depends on your load power such as electric motor power please contact the sales or technical support before buying.
Q: What is the distinction between same port wiring and different port wiring?
A: The cathode of charger and load is different for different port wiring , the cathode of charger and load is same for same port wiring and the charging current is equal to the discharge current.
Q: What is the distinction between balance and unbalance function?
A: Equilibrium function is that high voltage cells will be discharged with resistor, waiting for the low voltage cells , to achieve the each cell voltage is consistent , to improve the battery performance for the whole group.
Q: Do you have Minimum Order Requirement (MOQ)?
A: No, We don't have MOQ, Different customer have different requirement ,We can provide various capacity and size is per your requirements,Also ODM / OEM is welcome.
Q: What is your term of payment?
A: PayPal, T/T, L/C,
About your products,just tell us the relative voltage/ cells/ current A or equipment etc,
The right bms details will be shared .
Any further questions, Welcome to contact our sales person by sending inquiry .
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