BAK BTESF48V50-R User manual

SHENZHEN BAK POWER BATTERY CO., LTD
Integrated Lithium-ion Battery Pack
User Manual
Version：V1.2
Released Date：2019-10-08

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
respectiveowners.
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 impliedwarranty.
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 mildinjury.

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：V1.2 (2019-10-08)
This version is the second officialrelease.

Integrated Lithium-ion Battery Pack
User Manual
DIRECTORY
All Right Reserved © SHENZHEN BAK POWER BATTERY CO., LTD
4
DIRECTORY
FOREWORD..................................................................................................................................... ii
DIRECTORY .................................................................................................................................... iv
1OVERVIEW .................................................................................................................................... 6
1.1 Product specification..............................................................................................................................................6
1.2 Product profiles........................................................................................................................................................7
2ILLUSTRATION.................................................................................................................................. 8
2.1 Panel description .....................................................................................................................................................8
2.2 Menu operation instructions..............................................................................................................................13
2.3 The working principle...........................................................................................................................................15
2.4 The product features ............................................................................................................................................16
3INSTALLATION GUIDE ............................................................................................................18
3.1 Installation precaution notes..............................................................................................................................18
3.2 Installation preparation........................................................................................................................................20
3.2.1 Unpacking and inspection ...............................................................................................................................20
3.2.2 Installation tools ................................................................................................................................................. 21
3.3 Installation and wiring..........................................................................................................................................22
3.3.1 Standard cabinet installation...........................................................................................................................22
4MAINTENANCE......................................................................................................................... 26
4.1 Electrical maintenance .........................................................................................................................................26
4.2 Battery maintenance.............................................................................................................................................27
4.3 Treatment for malfunctions.................................................................................................................................27

Integrated Lithium-ion Battery Pack
User Manual
DIRECTORY
All Right Reserved © SHENZHEN BAK POWER BATTERY CO., LTD
5
5SPECIFICATIONS....................................................................................................................... 32
5.1 Technical specifications........................................................................................................................................32
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
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6
1 OVERVIEW
1.1 Product specification
The model number of the integrated lithium Ion battery (hereafter referred to as
lithium batteryor PACK)is shown in figure 1-1. It is currently available in a 50Ah
(BTESF48V50-R) and a 100Ah (BTESF48V100-R).
Figure1-1 The explanation of the product model number
     
BTESF48V100-R
Trademark of BAK
The applications: Standby and solar
Cell materials: LFP
Nominal voltage: 51.2V
The capacity is 100Ah
Installation: Rack

Integrated Lithium-ion Battery Pack
User Manual
1 OVERVIEW
All Right Reserved © SHENZHEN BAK POWER BATTERY CO., LTD
7
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 back-up lithium battery products, the system uses
international advanced lithium iron phosphate battery application technology and BMS
control technology. Due to it’s a 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 outdoorenvironments.
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 andcommunication.
With the operating voltage programmed in the BMS to 44V to 55.2V, the battery can
also be used in cyclic applications such as PV power systems.

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8
Integrated Lithium-ion Battery Pack
User Manual
2ILLUSTRATION
2 ILLUSTRATION
2.1 Panel description
The BTESF48V series lithium battery front panel is shown in Figure2-1 below.
Figure2-1 Module front panel
For detailed descriptions of each location, see the followingfigure2-2.

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Integrated Lithium-ion Battery Pack
User Manual
2ILLUSTRATION
Figure2-2 Front Panel Definition
1 2 3 4 5 6 7 8 9 10 12 13 11
Handle
Made of galvanized steel for lifting.
SOC
The meaning of SOC indication light shown in table 2-1.
Table2-1 The relationship between the capacity of the battery and the SOC light
●
●
●
●
Capacity
¤
¤
¤
¤
75%-100%
¤
¤
¤
○
50%-75%
¤
¤
○
○
25%-50%
¤
○
○
○
0%-25%
¤Indicates ON，○ Indicates OFF。
1 Handle
2 SOC (capacity light)
3 ALM（alarm）
4 RUN
5 ADD
6 RS232
7 RS485
8 RESET
9 Dry Contact
(not used)
10 Main panel
11 Mounting holes
12 Output-
13 Output﹢