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BPU-D30 series BPU-D20 series BPU-D10 series BPU-D40 board 1500V/350A High Voltage Box 1500V/250A High Voltage Box 1500V/400A High Voltage Box 1500V/250A High Voltage Box 1000V/250A High Voltage Box 64 Strings（BMU) 32 Strings（BMU) 24 Strings (BMU) 16 Strings (BMU) 12 Strings (BMU) Battery Array Unit Battery Cluster Unit 12 Strings (BMU) 16 Strings (BMU) 24 Strings (BMU) 52 Strings (BMU)
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12 Strings (BMU)

Max 12-str voltage sampling
Max 14-str temperature sampling
Max 32pcs BMU can be connected via isoSPI

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Features
Passive balancing
support max 80mA balancing current
01
isoSPI
communication: BMU transferring data to BCU via isoSPI, max 32pcs BMU can be connected in one isoSPI link
02
RS-485
communication: BMU and BCU communication, can be used for updating, fan control/diagnose, address auto assign, etc
03
Authentication
All plastic components comply with UL-94V0 flame retardant grade Comply with 1500V safety regulations and support 1500V system UL certification
04
Passive balancing
support max 80mA balancing current
01
isoSPI
communication: BMU transferring data to BCU via isoSPI, max 32pcs BMU can be connected in one isoSPI link
02
RS-485
communication: BMU and BCU communication, can be used for updating, fan control/diagnose, address auto assign, etc
03
Authentication
All plastic components comply with UL-94V0 flame retardant grade Comply with 1500V safety regulations and support 1500V system UL certification
04
Product Parameters

BMU-B30-12-204

BMU-B30-16-504

BMU-B30-24-204

BMU-B30-32-508

BMU-B30-52-508

BMU-B30-64-504

Max cell string

12

16

24

32

52

64

Cell voltage sampling range

0-5V

Voltage sampling point

12

16

24

32

52

64

Temperature sampling point

14

18

28

36

52

52

Balance

Passive: 80mA

Passive: 120mA

Passive: 80mA

Passive: 100mA

Passive: 120mA

Fan

Support max 2-ch fan

Support max 1-ch fan

Nominal working voltage

1500V

Working power

240mW

Isolation 

100MΩ

Communication

RS-485, isoSPI

2-ch HSD output

2-ch I/O output and input

RS-485, isoSPI

1-ch HSD output

1-ch I/O output and input

Certification

UL94-V0

Meet UL certification


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8-16F, Zhejiang Science and Technology Industry Building, No. 80 Gucui Road, Xihu District, Hangzhou City

Copyright © Copyright 2022 Hangzhou Xieneng Technology Co., Ltd.
Zhejiang ICP Preparation No. 18046412