Sofar solar PowerAll BTS Series User manual

BTS Series Usual Manual
Batteries Module

BTS 5K user manual
Copyright © Shenzhen SOFARSOLAR Co., Ltd
I
Contents
Preface ..................................................................................................... III
1. Basic Safety Information ........................................................................1
1.1. Requirement for Installation and Maintenance ........................... 1
1.2. Description of safety information symbols .................................. 4
2. Product Introduction .............................................................................. 6
2.1. Product overview .........................................................................6
2.2. Product Model Description .......................................................... 8
2.3. Product Appearance ....................................................................7
2.4. Product label ............................................................................... 8
3. Product Installation .............................................................................. 11
3.1. Checking Before Installation ....................................................... 9
3.2. Preparation for Installation Tools ...............................................13
3.3. Installation environment ............................................................ 14
3.4. Installation Space ......................................................................15
3.5. Battery module installation ........................................................16
4. Electrical Connection ...........................................................................19
4.1. Electrical Connection ................................................................ 19
4.1.1 Protection grounding cable connection ........................... 19
4.1.2 Power cables connection .................................................20
4.1.3 Communication cable connection ....................................22
4.2. Install the protective cover ........................................................ 23
5. Commissioning .................................................................................... 25
5.1. Double Check ............................................................................25
5.2. Electrify for the First Time（Important）...................................25
5.3. Software Update and Battery monitoring ..................................25
5.4. Battery Powered Off .................................................................. 27
6. Trouble shooting and maintenance ..................................................... 28
6.1. Troubleshooting .........................................................................28
6.2. Daily Maintenance .....................................................................29
6.3. Battery Module Storage Requirements and Power Supply ...... 29

BTS 5K user manual
Copyright © Shenzhen SOFARSOLAR Co., Ltd
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7. Technical Parameters .......................................................................... 31
8. Manufacturer's Warranty and Liability Terms ...................................... 33

BTS 5K user manual
Copyright © Shenzhen SOFARSOLAR Co., Ltd
III
Preface
Notice
The purchased products, services and features are governed by the
commercial contract made by the Company. All or part of the products
and features described in this document may not be within the purchase
scope. Except as otherwise agreed herein, no representations or
warranties, express or implied, are made as to the contents of this
document.
Save this Instruction
This manual must be considered as an integral part of the equipment.
Customer can print the electronic version to hard copy and keeping
properly for future reference. Anyone who operates the device at any time
must operate in accordance with the requirements of this manual.
Copyright Declaration
The copyright of this manual belongs to Shenzhen SOFARSOLAR Co.,
Ltd. Any corporation or individual should not plagiarize, partially cope or
fully copy (including software, etc.), not allow to duplication and
publishment in any form and any way. All rights reserved, SOFARSOLAR
reserves the right of final interpretation. This manual subject to modify
according to user's or customer's feedback. Please check our website at
http://www.sofarsolar.com for lasted version.
Document Updates
V1.0 2022-12-29

BTS 5K user manual
Copyright © Shenzhen SOFARSOLAR Co., Ltd
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Outline
It describes the assembly, installation, commissioning ,maintenance and
failure of the product. Please read it carefully before operating.
Scope of Validity
This product user manual describes the installation, electrical connection,
debugging, maintenance and troubleshooting of BTS series intelligent
battery system. The series includes the following models：
BTS 5K
Target Group
This document is intended for professional electrical engineers who are
responsible for battery installation and commissioning, including technical
support engineers, system engineers, and electrical engineers
Symbols Used
In order to ensure the personal and property safety of users when using
BTS series intelligent battery system, as well as the efficient use of this
product, the manual provides relevant safe operation information and
highlights it with corresponding symbols. These stressed messages must
be fully understood and absolutely adhered to avoid personal injury and
property damage. The symbols used in this manual are listed below.
“Danger”indicates a hazardous situation which, if not
avoided, will result in death or serious injury.
Danger
“Warning”indicates a hazardous situation which, if not
avoided, could result in death or serious injury
Warning

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“Caution”indicates a hazardous situation which, if not
avoided, could result in minor or moderate injury
Caution
“Attention”indicates there are potential risks, if fail to
prevent, may lead to equipment cannot normally or
property damage.
Attention
“Note”provides additional information and tips that are
valuable for the optimal operation of the product, will
help you to solve a problem or save your time.
Note

BTS 5K user manual
Copyright © Shenzhen SOFARSOLAR Co., Ltd
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1. Basic Safety Information
Please read the instruction carefully. Faulty operation may cause serious
injury or death .
1.1. Requirement for Installation and Maintenance
The installation of BTS series battery module must be in full compliance
with national and local laws and regulations.
Read and understand all instructions contained in this manual and
familiarize yourself with safety symbols before installing and
commissioning the device.
For any maintenance or repair, please contact the nearest authorized
repair center. For information about the nearest authorization center,
contact your reseller. Do not repair by yourself, which may cause personal
injury or property injury.
Before installing and maintaining the device, disconnect the device from
the external device using the DC switch. Otherwise, the high voltage may
cause serious injury.
SOFARSOLAR will not be responsible for any personal injury or property
injury caused by improper use.
Installation and maintenance personnel requirements
The personnel responsible for installation and maintenance of the
equipment for the first voyage must first receive strict training, understand
various safety precautions and master correct operation methods.
If you have any question or problem when you read
the following information, please contact Shenzhen
SOFARSOLAR CO, Ltd.
Note

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Only qualified professionals or trained personnel are allowed to
install, operate, and maintain the device.
Only qualified professionals are allowed to remove safety facilities
and repair devices.
The personnel, including the operators, trained personnel, and
professional personnel, who operate the equipment should have the
special operation qualification required by the local state, such as the
qualification of high voltage operation, height climbing, and special
equipment operation.
Only professional or authorized personnel can replace equipment or
components (including software).
Note：
Professional personnel: those who have the training or operation
experience of equipment and are able to understand the potential
sources and magnitude of hazards in the process of equipment
installation, operation and maintenance.
Trained personnel: personnel who have received the appropriate
technical training and have the necessary experience are aware of
the risks that may be posed to them in performing a certain operation
and can take measures to minimize the risks to themselves or other
personnel.
Operators: operators who may have access to the equipment except
trained and professional personnel.
Assembly Condition
Assemble the BTS intelligent battery system as detailed in the following
sections of this manual. Place the battery in a position that can be fixed
on the edge and ensure that it is placed vertically. A suitable place for
installation of electrical equipment should be selected to ensure sufficient

BTS 5K user manual
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space for fire escape for maintenance in case of failure. Maintain proper
ventilation to ensure adequate air circulation for cooling, and air humidity
is recommended to be less than <90% during assembly.
Transportation Requirement
The Batteries are in the good electrical and physical condition when it
ship out from factory. During transport, battery module must be placed in
its original package or other proper package. Transportation company
should responsible for any damage during transport period. Please check
the battery thoroughly when taking delivery. If you find any packing
problems that may cause the damage of inverter or any visible damage,
please notice the responsible transportation company immediately. You
can ask your installer or SOFARSOLAR for help is necessary.
This product contains battery module through UN38.3, belongs to the
ninth category of dangerous goods. Therefore, loading and unloading
must comply with local laws and regulations and industry standards
during transportation. Rough loading and unloading may cause short
circuit or damage to batteries in containers, which may result in battery
leakage, breakage, explosion, or fire.
Requirement During the Transportation
Shipping complies with the IMDG CODE and the International
Maritime Dangerous Goods CODE.
For land transportation, comply with ADR or JT T617 shipping
requirements
Meet the regulatory requirements of the transport regulatory
authorities of the country of origin, route and destination.
Comply with international regulations for the transport of
dangerous goods and the supervision requirements of the
corresponding national transport regulatory authorities.

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1.2. Description of safety information symbols
High voltage of battery may be harmful to health!
Only certified engineer can operate the product;
Juveniles, Disable, should not use this product;
Keep this product out of the reach of children;
Danger
Caution of burn injuries due to hot enclosure!
Only touch the screen and pressing key of the product
while it is working
Caution
Batteries should be grounded in accordance to the
requirements of the local electrical grid company
Attention
To ensure that the battery is used in the equipment
system authorized by SOFARSOLAR, and the battery is
damaged or other losses caused by illegal use or
unauthorized use of the equipment by SOFARSOLAR.
SOFARSOLAR has the right not to do warranty, not to
bear joint liability.
Warning
Sings on the battery module
The battery module carries a number of safety related labels. Make sure
to read and understand the labels carefully before installing the device.
Symbols
Name
Explanation
This is a residual
voltage in the
battery module!
There is a high voltage,when the
battery is powered on. After the
battery is powered off, the internal
capacitor is still charged，operator
should wait for 5 minutes to ensure
the capacitor is completely
discharged.
Caution of high
voltage and
electric shock
The battery module operates at high
voltages. Prior to performing any
work on the product, disconnect the

BTS 5K user manual
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product from voltage sources. Pay
attention to the danger of battery
voltage during maintenance. All
work on the product must be carried
out by qualified persons only.
Caution of hot
surface
The battery module can get hot
during operation. Avoid contact
during operation.
Grounding
Terminal
Connect the battery module to the
ground bar for grounding protection
Observe the
documentation
Read all documentation supplied
with the product before install

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Copyright © Shenzhen SOFARSOLAR Co., Ltd
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2. Product Introduction
2.1. Product overview
The BTS 5K battery input and output voltages are high DC voltage. The
system adopts modular design and stacked installation method.The
capacity can be flexibly configured based on actual requirements. The
capacity ranges is 5kWh ~ 30kWh.The BTS 5K battery module is not
recommended to be used alone, it needs to be used with battery
distribution unit (hereinafter referred to as BDU) or ESI series inverter.
The main features are as follows：
Full modular design, easy to install and transport；
Current balance between battery modules, higher battery available
capacity；
Capacity Expansion by Stages；
Low power consumption of battery；
Note:BDU is not a mandatory device for battery use,The following
schematic diagram shows the combination of battery and BUD and
battery and ESI series inverter.

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Figure 2.1-1 BTS series application principle diagram
Figure 2.1-2 ESI series application principle diagram
BDU and ESI series inverters are equipped with isolation devices to
protect the battery, as shown in the figure below. BDU protective battery
disconnecting device: DC switch, fuse. ESI series inverter protection
battery disconnecting device: battery input switch.

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Figure 2.1-3 BDU configuration isolation device
Figure 2.1-4 ESI series inverter configuration isolation device
2.2. Product Model Description
Battery module：
Figure 2.2-1 Battery module model identifiers
Table 2.2-1 Battery module model demonstration
Identifiers
Meaning
Specification
①
Product series name
SOFARSOLAR BTS series

BTS 5K user manual
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battery module name
②
Battery module energy
grade
5K: Battery module energy is
5kWh
2.3. Product Appearance
Battery module port：
Figure.2.3-1 Battery module port diagram
Table 2.3-1 Battery module port definition
No
Definition
No
Definition
1
Battery module
5
Grounding hole
2
Left side handle
6
Communication output
（Link Port Out）
3
Output terminal B+
7
Communication input（Link Port In）
4
Output terminal B-
8
Right side handle
2.4. Product label
Battery module：
IEC designation：IFpP/51/161/120/[1P16S]M/-10+50/90
Front surface
Left surface
Right surface

BTS 5K user manual
Copyright © Shenzhen SOFARSOLAR Co., Ltd
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Figure.2.4-1 Battery module label

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3. Product Installation
Announcements
3.1. Checking Before Installation
Checking Outer Packing Materials
Packing materials and parts can be damaged in transit. Therefore, check
the packing materials of battery modules before installing them. Check
whether the outer packing materials are damaged, such as holes and
cracks. If any damage is found, please do not open the package and
contact the distributor as soon as possible. It is recommended that you
remove packing materials within 24 hours before installation.
Checking packing list
After the battery modules are unpacked, check whether the packaging
and accessories are intact. If any damage is found or any components
are missing, contact the distributor.
Do not install batteries on flammable materials.
Do not install batteries in places where flammable or
explosive materials are stored.
Do not install batteries out of the range of lnstallation
environment.
Danger
The enclosures and fins are very hot when battery
modules is operated, so do not install battery systems
where you may inadvertently come into contact with
them.
Careful
Consider the weight of the battery module when
transporting and moving it. Select suitable mounting
position and surface. At least two persons are required to
install battery modules.
Attention

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Table 3.1-1 Components and mechanical parts to be delivered for battery modules
No
Pictures
Description
Quantity
1
Battery module
1pcs
2
Protective cover
2pcs
3
Battery power cable
2pcs
4
Battery communication
cable
1pcs
5
Anti-tip bracket A
2pcs
6
Side connector
2pcs
7
Anti-tip bracket B
2pcs
8
Ground Cable
1pcs
9
Hexagon screw M6*14
4pcs
10
SEM screws M4*10
10pcs
11
Expansion bolt M6*60
2pcs
12
Terminal resistance
1pcs
13
Quality Certificate
1pcs

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14
Manual
1pcs
3.2. Preparation for Installation Tools
Prepare tools for installation and electrical connections.
Table 3.2-1 Tools required for installation and electrical connections
No
Tool
Model
Function
1
Hammer drill
Recommend
Drill @ Φ8mm
Used to drill holes on the
wall.
2
4mm
Screwdriver
Remove and install screws
and wires
3
Removal Tool
Remove the output terminal
of the battery module and
BDU
4
Wire stripper
Used to peel cable
5
Sleeve
Install Fixed support rack
6
Crimping tools
Used to crimp OT connector
7
Heat gun
Used to coated with heat
shrinkable casing
8
Multi meter
Check whether the cable
connection is correct, the
positive and negative
terminals of the battery are
correct, and the grounding is
reliable
9
Marker
Mark signs

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10
Measuring
tape
Measure distance
11
Level
Ensure the rear panel is
properly installed
12
ESD gloves
Installer wear when installing
product
13
Safety goggle
Installer wear when drill
holes
14
Mask
Installer wear when drill
holes
3.3. Installation environment
Before installation, determine the proper position for installing the BTS
battery module.
The following requirements must be met:
Choose a dry, clean, neat and convenient location for installation.
Machine ambient temperature: -10℃~50℃;
Relative humidity: 5-95% (non-condensing);
The product should be placed in a well-ventilated place;
There are no inflammable and explosive objects near the installation
position of the product;
The highest altitude of the installation environment is 4000m.