High Quality Li-ion Battery BMS

Quick Details
Model Number:72v bms
Place of Origin:Guangdong, China
Brand Name:boyeenergy
Base Material:FR4
Copper Thickness:1OZ/2OZ
Board Thickness:0.8-1.6mm
Min. Hole Size:0.2mm
Min. Line Width:0.1mm or 4mil
Min. Line Spacing:0.1mm
Surface Finishing:HALS/HALS OSP etc
Product name:bms 72v 120a 21s
Keywords:72v bms
Warranty:1year
Size:16mm*105mm*150mm
Charge amp current:100amp
Constant discharge current:120a
Over charge/discharge current protection:1200amp
Charge volts:21*4.2v
OEM/ODM:Acceptable
Application:72v 21s li-ion battery pack
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Description

Specification:

 

NO. Test   Item Criterion
1 Voltage Charging voltage DC:88V-89V
2 Current Balance testing voltage for single cell 4.18V
Balance current for single cell 20±5mA
Current consumption ≤40μA
Maximal continuous charging current 100A
Maximal continuous Discharging current 120A
3 Over charge Protection Over charge detection voltage 4.25±0.025V
Over charge detection delay time 1000mS
Over charge release voltage 4.19±0.05V
4 Over discharge protection Over discharge detection voltage 2.80±0.1V
Over discharge detection delay time 145S
Over discharge release voltage 2.90±0.1V
5 Over current protection Over current detection voltage 150mV
Over current detection current 1200±10A
Detection delay time 100ms
Release condition Cut off load
6 Resistance Protection circuitry(MOSFET) ≤20mΩ
7 Temperature Operating Temperature Range -20~+80℃
Storage Temperature Range -40~+125℃

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