Rentech SILVERBRIC Series User manual

USER MANUAL

SHENZHEN BAK POWER BATTERY CO., LTD
Integrated Lithium-ion Battery Pack
User Manual
Version：V1.4
Released Date：2020-07-23

Copyright ©SHENZHEN BAK POWER BATTERY CO., LTD 2019. All rights reserved.
Without the company's written permission, no unit or individual may unlawfully copy in part or in whole
the content of this document and shall not disseminate it in any form.
Trademark Statement
and BAK other trademarks are the trademarks of SHENZHEN BAK POWER BATTERY
CO. LTD. All other trademarks or registered trademarks mentioned in this document, by the
respective owners.
Attention
On purchasing the products, services or features, such as international commercial contracts, you
accept and are bound by the terms described in this document, in part or in whole, the product, services
or features are strictly for your own purchase or use. Unless otherwise agreed in the contract, BAK does
not make any express or implied representations or warranties within the content of this document.
For product version upgrades or other reasons, this document will not be updated on a regular basis.
Unless otherwise agreed, this document serves only as a guide, all the statements in this document,
information and recommendations do not constitute any express or implied warranty.
SHENZHEN BAK POWER BATTERY CO., LTD
Add: BAK Industrial Park. Kuichong Street. Dapeng District. Shenzhen. China
Phone: [phone]
E-mail:[e-mail]
Website: www.bak.com.cn

Integrated Lithium-ion Battery Pack
User Manual
FOREWORD
All Right Reserved © SHENZHEN BAK POWER BATTERY CO., LTD
ii
FOREWORD
Overview
This manual describes the installation, history recording, and parameter settings of
the battery and provides safety and general information.
Readers
This document provides technical details regarding the tools and infrastructure for the
following users:
Sales engineer
Technical support engineer
Installation engineer
Application engineer
Maintenance engineer
Symbol convention
The following symbols may appear in this article and they are represented as follows:
Symbol Indication
Used as warning in an emergency, if not avoided, it will result in
death or serious personal injury.
Used as a warning of a medium or low potential hazards, if
not avoided, it may cause minor or mild injury.

Integrated Lithium-ion Battery Pack
User Manual
FOREWORD
All Right Reserved © SHENZHEN BAK POWER BATTERY CO., LTD
iii
Used as a warning of potential dangers, if this information is
ignored, it may result in equipment damage, data loss,
equipment performance decrease and other unpredictable
results.
represents supplementary information.
Change History
Changes between document issues are cumulative. The latest document issue
contains all the changes made in previous issues.
Version：V1.4 (2020-07-23)
This version is the third official release including the 24V series batteries.

Integrated Lithium-ion Battery Pack
User Manual
DIRECTORY
All Right Reserved © SHENZHEN BAK POWER BATTERY CO., LTD
v
TABLE OF CONTENTS
FOREWORD..................................................................................................................................... ii
TOC ................................................................................................................................................... iv
1OVERVIEW .................................................................................................................................... 6
1.1 Product specification .............................................................................................................................................. 6
1.2 Product profiles........................................................................................................................................................ 7
2ILLUSTRATION.................................................................................................................................. 8
2.1 Panel description ..................................................................................................................................................... 8
2.2 The working principle........................................................................................................................................... 13
2.3 The product features ............................................................................................................................................ 14
3INSTALLATION GUIDE ............................................................................................................ 16
3.1 Installation precaution notes.............................................................................................................................. 16
3.2 Installation preparation........................................................................................................................................ 18
3.2.1 Unpacking and inspection ............................................................................................................................... 18
3.2.2 Installation tools ................................................................................................................................................. 19
3.3 Installation and wiring.......................................................................................................................................... 20
3.3.1 Standard cabinet installation........................................................................................................................... 20
4MAINTENANCE......................................................................................................................... 24
4.1 Electrical maintenance ......................................................................................................................................... 24
4.2 Battery maintenance............................................................................................................................................. 25
4.3 Treatment for malfunctions................................................................................................................................. 25

Integrated Lithium-ion Battery Pack
User Manual
DIRECTORY
All Right Reserved © SHENZHEN BAK POWER BATTERY CO., LTD
v
5SPECIFICATIONS....................................................................................................................... 30
5.1 Technical specifications........................................................................................................................................ 30
5.2 The main performance index of the battery .................................................................................................. 34
6ENVIRONMENT PROTECTION............................................................................................. 35
6.1 Environmental Label ............................................................................................................................................. 35
6.2 Recycle...................................................................................................................................................................... 35
7APPENDIX ................................................................................................................................... 36
7.1 Connection cable................................................................................................................................................... 36

Integrated Lithium-ion Battery Pack
User Manual
1 OVERVIEW
All Right Reserved © SHENZHEN BAK POWER BATTERY CO., LTD
6
1 OVERVIEW
1.1 Product specification
The model number of the integrated lithium Ion battery (hereafter referred to as
lithium battery or PACK) is shown in figure 1-1. It is currently available in a 50Ah
(BTESF48V50-R),100Ah (BTESF48V100-R), 150Ah (BTESF48V150-R), as well as
24V 100Ah (BTESF24V100-R) and 24V 200Ah (BTESF24V200-R).
Figure1-1 The explanation of the product model number
B T E S F 4 8 V 1 0 0 –R
------ - ----- ----- -
1 2 3 4 5 6
1Trademark of BAK
2Application: Standby and Solar
3Cell material: LFP
4Nominal voltage (actually 51.2V)
5Capacity: 100Ah
6Mounting: Rack

Integrated Lithium-ion Battery Pack
User Manual
1 OVERVIEW
All Right Reserved © SHENZHEN BAK POWER BATTERY CO., LTD
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1.2 Product profiles
The lithium battery group is developed by SHENZHEN BAK POWER BATTERY CO., LTD.
Belonging to one of the series of 48V and 24V back-up lithium battery products, the
system uses international advanced lithium iron phosphate battery application
technology and BMS control technology. Due to its long lifecycle, small size, light weight,
stable performance, safety and environmental protection, as well as a strong ability to
adapt, it can be used in harsh outdoor environments.
The system integrates advanced battery management system (BMS), including
charge and discharge management, thermal management, communication
management, balance management, data management, and realize remote
centralized monitoring, remote management and maintenance of the battery. It has
outstanding advantages in specific applications such as backup power supply as
widely used in remote access network equipment, exchanges, mobile
communication equipment, transmission equipment, satellite and microwave
communication equipment and communication.
With the operating voltage programmed in the BMS to 44V to 55.2V and 22V to
27.6V respectively, the battery can also be used in cyclic applications such as PV
power systems.

All Right Reserved © SHENZHEN BAK POWER BATTERY CO., LTD
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Integrated Lithium-ion Battery Pack
User Manual
2 ILLUSTRATION
2 ILLUSTRATION
2.1 Panel description
The BTESF series lithium battery front panel is shown in Figure 2-1 below.
Figure 2-1 Module front panel
For detailed descriptions of each location, see the following figure 2-2.