Protection Circuit Module

PCM / BMS / PCB

For

76.8V 24S LiFePO4 Battery Packs

Bestech Power Co.,Ltd

3F,Bldg3,Fulian Industrial Park,Heping Industrial area,Jianhui Rd,Longhua,ShenZhen,China.

中国广东省深圳市龙华和平路和平工业区建辉路 82 号旭焕辉富联工业园 2 期 3 栋 3 楼。

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Data Sheet

*Note:Characteristics subject to change without notice.

Item

Contents

Criteria (Adjustable)

1

Model

HCX-D131

24S- 60A working current-200±20A

2

Voltage

Charging voltage

86.4V

3

Current

Maximal continuous charging current

60A

Maximal continuous discharging current

60A

Current consumption

≤20μA

4

Overcharge Protection

Over charge detection voltage

3.9V±0.025V

Over charge detection delay time

0.7S—1.3S

Over charge release voltage

3.8V±0.05V

5

Over Discharge Protection

Over discharge detection voltage

2.50±0.065V

Over discharge detection delay time

14mS—26mS

Over discharge release voltage

2.30±0.05V

6

Over Current Protection

Over current detection voltage

0.10±0.015V

Over current detection current

200±20A

Detection delay time

7.2ms—11ms

Release condition

Cut load,automatically recover

7

Short Circuit Protection

Detection condition

Exterior shot circuit

Detection delay time

200-500us

Release condition

Cut load,automatically recover

8

Balance

Balance voltage for single cell

3.60V±25mV

Balance current for single cell

72±10 mA

9

Resistance

Inner resistance

≤20mΩ

10

Temperature

Operating temperature range

-40～+85

°C

Storage temperature range

-40～+125

°C

11

Size (L*W*T)

120mm*80mm*15mm

Remarks:

Charge,Discharge from Different Port

P+=Charge+/Discharge+

P-=Discharge-

CH-=Charger