BMS Specifications For 4S /12.8V LiFePO4 Battery Pack

Model: OSN-4S6060-765-BMS

No.

Test   item

Criterion

1

Voltage

Charging voltage

DC:14.4V  3.6V/Cell

 2

Current

Current consumption for single cell

≤20μA

Maximal continuous Charging current

60A

Maximal continuous Discharging current

60A

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+0.025V

4

Over discharge protection

Over discharge detection voltage

2.00+0.062V

Over discharge detection delay time

10-300mS

Over discharge release voltage

2.0+0.062V

5

Over current protection

Over current detection voltage

0.62V

Over current detection current

240+30A

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