Descripción
Tempereture switch 8S 8A Lifepo4 battery protection bms board with balance
1. About the bms Descripción: |
1. Descripción del producto
BMS Product feature:
About the battery BMS/PCB/PCM Función: Versión separada : Puerto separado para carga/descarga. Podemos personalizar cualquier PCB desde 1Baterías de litio S a 35S con diferente corriente..
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- Descripción del efecto de la aplicación.
vehículo turístico,electric tricycle,low speed ev,emergrncy ups,solar street light,RV&home energy storage……
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Mode | LWS-8S8A-112(8S) |
PCM Size | L72.4*W65*T4 mm |
battery series | 4S-8S Available |
working current | 112A Available |
Solicitud | luces LED, luces de emergencia, Equipos digitales, etc. |
Muestra | available |
1. First connect the B- of the BMS to the total negative pole of the battery pack;
2.The cable starts from the thin black one connecting B-, the second red wire connects the positive pole of the first string of batteries, and the next string is connected in turn to positive pole of the battery,B-,B1,B2……B8; then insert the cable into the BMS;
(The maximum number of strings is 4-8 strings, the example picture is 8 strings) (Please weld the wires in order and avoid pseudo solder joints.)3. Connect Charger C-/Load P- with BMS C-/P- (Use larger size wires)
4. Connect Positive Pole: Charger C+/Load P+ with Battery Pack B+ (Use larger size wires) .
PCM Specifications For 29.6V (8S) Li-ion Battery Packs | |||
Modelo:LWS-8S8A-112(8S) | |||
No. | Test item | Criterion | |
1 | Voltaje | Voltaje de carga | corriente continua:33.6V CC/CV |
Balance voltage for single cell | 4.20±0.025V | ||
2 | Current | Balance current for single cell | 42±5mA |
Current consumption | ≤50uA | ||
Max continuous charging current | 4A | ||
Max continuous Discharging current | 4A | ||
3 | Over charge Protection | Over charge detection voltage for single cell | 4.20V±0.025V |
Over charge detection delay time | 0.5S-2S | ||
Over charge release voltage for single cell | 4.10±0.05V | ||
4 | Over discharge protection | Over discharge detection voltage for single cell | 2.8V±0.0625V |
Over discharge detection delay time | 100mS-800mS | ||
Over discharge release voltage for single cell | 2.9±0.075V | ||
5 | Over current protection | Over current detection voltage | 150±25mv |
Over current detection current | 8±1A | ||
Detection delay time | 7.2ms-11ms | ||
Release condition | Cut load,Automatic recovery | ||
6 | Short protection | Detection condition | Exterior short circuit |
Detection delay time | 200-500us | ||
Release condition | Cut load,Automatic recovery | ||
7 | Resistencia | Protection circuitry(MOSFET) | ≤50mΩ |
8 | Temperatura | Operating Temperature Range | -40~+85ºC |
Storage Temperature Range | -40~+125ºC |
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