PCM (Protection Circuit Module)for 4s/12.8v lifepo4battery pack
Negotiable /Piece
Min.Order:5 Pieces
PCM with Equilibrium function for 4s/12.8v @ 50A limit -- 5 Pcs Min Order
PCM with Equilibrium function for 4S /12.8VBattery Pack @ 50A limit -- 5 Pcs Min Order
Battery Packs Protection Circuit Board (PCB) For 4S 12V /12.8V LiFePO4 battery pack.
Protection Circuit Module (PCM) for BMS/PCB/PCM For 4S 12V /12.8V LiFePO4 battery pack.
BMS Specifications For 4S /12.8V LiFePO4 Battery Pack | |||
Model: OSN-4S5050-BMS | |||
No. | Test item | Criterion | |
1 | Voltage | Charging voltage | DC:14.4V 3.6V/Cell |
Balance voltage for single cell | 3.60+0.025V | ||
2 | Current | Balance current for single cell | 72+10mA |
Current consumption for single cell | ≤20μA | ||
Maximal continuous Charging current | 50A | ||
Maximal continuous Discharging current | 50A | ||
3 | Over charge Protection | Over charge detection voltage | 3.90+0.025V |
Over charge detection delay time | 0.5—2S | ||
Over charge release voltage | 3.80+0.05V | ||
4 | Over discharge protection | Over discharge detection voltage | 2.00+0.05V |
Over discharge detection delay time | 10-200mS | ||
Over discharge release voltage | 2.30+0.05V | ||
5 | Over current protection | Over current detection voltage | 0.062V |
Over current detection current | 150+20A | ||
Detection delay time | 5ms—20mS | ||
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 | Resistance | Protection circuitry (MOSFET) | ≤20mΩ |
8 | Temperature | Operating Temperature Range | -40~+85°C |
Storage Temperature Range | -40~+125°C | ||
9 | Size | L120*W50*T14mm |