Customization: | Available |
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BMS Type: | Li-ion/Lithium Ion Battery BMS |
Charging Voltage: | 14.4V |
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About the battery BMS/PCB/PCM
Function: Detect and protect the battery from over-charge ,over-dicharge, over-current short-circuit ,temperature detecting protection and auotmatically voltage balance function .
Build with high end electronic components (High End IC and MOSFET ) ,simple structure design will let it have more stable quality working performance , Flexible application
Shenzhen Li-ion Battery Bodyguard Technology Co.,LTD |
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PCM Specifications For 12.8V(4S)LiFePO4 Battery Packs |
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Model:LWS-10S100A-477(4S) |
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No. |
Test item |
Criterion |
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1 |
Voltage |
Charging voltage |
DC:14.4V CC/CV |
Balance voltage for single cell |
3.60±0.025V |
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2 |
Current |
Balance current for single cell |
55±10mA |
Current consumption |
≤50uA |
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Maximal continuous charging current |
80A |
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Maximum pulse discharge current |
80A |
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3 |
Over charge Protection |
Over charge detection voltage for single cell |
3.8V±0.025V |
Over charge detection delay time |
800-1300mS |
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Over charge release voltage for single cell |
3.6±0.05V |
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4 |
Over discharge protection |
Over discharge detection voltage for single cell |
2.0V±0.08V |
Over discharge detection delay time |
50-150mS |
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Over discharge release voltage for single cell |
2.5±0.08V |
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5 |
Over current protection |
Over current detection voltage |
100±25mv |
Over current detection current |
210±20A |
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Detection delay time |
5-20mS |
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Release condition |
Cut load |
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6 |
Short protection |
Detection condition |
Exterior short circuit |
Detection delay time |
50-200us |
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Release condition |
Cut load |
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7 |
Resistance |
Protection circuitry(MOSFET) |
≤20mΩ |
8 |
Temperature |
Operating Temperature Range |
-20~+70ºC |
Storage Temperature Range |
-40~+125ºC |
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.
Any further questions, Welcome to contact our sales person by sending inquiry .
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