Protection Circuit Module Specifications  For 12S LiFePO4 Battery Packs 

Model: OSN-12S 30/60A-BMS

No

Test   item

Criterion

1

Over charge Protection

Over charge Protection voltage for single cell

3.75+0.05V

Over charge voltage for single cell

3.60+0.05V

2

charge Protection

Nominal charge current

≤5A

3

Over discharge protection

Over discharge protection voltage for single cell

2.10+0.05V

Over discharge voltage for single cell

2.30+0.05V

Nominal discharge current

≤30A

Discharge protection current

60+9A

4

Short protection

Short protection

Yes

Release condition

Cut load

5

Temperature

Over temperature protection

75+5°C

Temperature release

55+10°C

6

Balanced

Balanced voltage

3.55+0.035V

Balanced current

50+10mA

7

Interior Resistance

Protection  circuitry (B- to P-)

≤7mΩ

8

Current consumption

Current consumption for single cell

≤120μA

9

Size

Without Cable

L85*W65*T10mm

With Cable

L95*W65*T10mm