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Battery PCM/ BMS for 3-4S battery pack

size: L70*W60*10mm

Descriptions:腾讯体育APP 12V batteries bms,lifepo4 bms pcm/pcb for9v,11.1V,12V,12.8v battery pack,battery management system.

Features:
Apply for 3-4 Cells Li-Ion / LiFePO4 Battery Pack with discharging current  30A, Max charging current  30A
1.To prevent the battery packs from overcharge,overdischarge,over current, over temperature ,short circuit ;
2.Temperature protection function
3.30A~80A discharge current limit detection
4.With cell balance/equilibrium function
5.Common charge & discharge terminal

6.Dimension LxWxH : L70mmxW60mm x 10mm 

 
Specification:  
No.

Test   item

Criterion
1 Model PCM-L04S25-808 30A Woring current
2 Voltage Charging voltage DC:14.4V   3.6V/Cell
Balance voltage for single cell 3.60V±0.05V
3 Current Balance current for single cell 72mA±10mA
Current consumption  20μA
Maximal continuous charging current 30A
Maximal continuous Discharging current 30A
4 Over charge Protection Over charge detection voltage 3.90±0.05V (Can adjust)
Over charge detection delay time 0.5S—2S
Over charge release voltage 3.8±0.1V (Can adjust)
5 Over discharge protection Over discharge detection voltage 2.00±0.1V (Can adjust)
Over discharge detection delay time 50mS—200mS
Over discharge release voltage 2.30±0.1V (Can adjust)
6 Over current protection Over current detection current 80±10A (Can adjust)
Detection delay time   5ms—60ms
Release condition Cut load,charge release 
7 Short protection Detection condition Exterior short circuit
Detection delay time 200-800us
Release condition cut load ,charge release 
8 Resistance Protection  circuitry 20mΩ
9 Temperature Operating Temperature Range
-40+85
Storage Temperature Range -40+125

PCM Connect                                                                        

Item        

Details                                                                                  

B-         

Connect to Negative Side of the pack. 

P-

Discharging Load Negative & Charging Negative Port. 

腾讯体育APP P+

Discharging Load Positive & Charging Positive Port. 

B1

Connect to Positive Side of Cell 1. 

B2

Connect to Positive Side of Cell 2. 

腾讯体育APP B3

Connect to Positive Side of Cell 3. 

B4 =B+       

Connect to Positive Side of Cell 4. 

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