BYD Battery-Box Pro series User manual

BYD Battery-Box Pro Installation Guidance
Battery-Box Pro2.5/5.0/7.5/10.0
Version 1.4

Battery-Box Pro 2.5-10.0 Installation Guidance
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Content
1 Foreword.............................................................................................................................................................................................. 5
1.1 About this guide .............................................................................................................................................................................................5
1.2 Target Group ...................................................................................................................................................................................................5
1.3 Additional Information ...................................................................................................................................................................................5
1.4 Symbols Used ..................................................................................................................................................................................................5
2 Safety .................................................................................................................................................................................................... 6
2.1 Warnings and Notification ............................................................................................................................................................................6
2.2 Safety Guidelines ............................................................................................................................................................................................6
3 Product Overview ........................................................................................................................................................................... 8
3.1 Product Introduction ......................................................................................................................................................................................8
3.2Cabinet internal terminal introduction .........................................................................................................................................................8
3.3 Cable outlet of cabinet .................................................................................................................................................................................10
3.4 B-Plus L2.5 interface and terminal introduction .......................................................................................................................................11
3.5 Display and communicate interface ...........................................................................................................................................................11
4 Preparations ................................................................................................................................................................................... 12

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4.1 Installation notice .........................................................................................................................................................................................12
4.2 Package information and system configuration list .................................................................................................................................13
4.3 Configuration list ..........................................................................................................................................................................................14
4.4 Installation Tools ...........................................................................................................................................................................................15
4.5 Personal protective equipment ...................................................................................................................................................................15
5 Installation ....................................................................................................................................................................................... 16
5.1 Unpacking ......................................................................................................................................................................................................16
5.2 Disassembling the pallet & anchor bolt installation ................................................................................................................................17
5.3 Connection power cables ............................................................................................................................................................................18
5.4 Battery installation ........................................................................................................................................................................................20
5.5 Connecting the power cables to B-Plus L 2.5 ...........................................................................................................................................21
5.6 Connect the grounding & communication cable .....................................................................................................................................22
5.7 Setting the battery address .........................................................................................................................................................................23
5.7.1. “ADDR” switch introduction ...............................................................................................................................................................................23
5.8 Single machine assembly drawing .............................................................................................................................................................24

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5.9. Multiple machine assembly drawing. ........................................................................................................................................................25
5.10 Checking list ................................................................................................................................................................................................25
5.11 LED indications ............................................................................................................................................................................................26
6 Technical Term and operating environment............................................................................................................................. 27
7 System boot ...................................................................................................................................................................................... 27
8 System Shutdown ......................................................................................................................................................................... 28
Appendix1 ........................................................................................................................................................................................... 29
CAN cable connection ........................................................................................................................................................................................29
Appendix 2 .......................................................................................................................................................................................... 31
List of matched inverter vendors ......................................................................................................................................................................31
1. System activating procedures when BYD Battery-Box Pro connect to SMA Sunny Island. ..................................................................31
2. System activating procedures when BYD Battery-Box Pro connects to GOODWE inverter. ................................................................33
3. System activating procedures when BYD Battery-Box Pro connects to Victron inverter. .....................................................................34
4. System activating procedures when BYD Battery-Box Pro connects to Solax inverter. ........................................................................36
5. System activating procedures when BYD Battery-Box Pro connect to SUNGROW SH5K. ...................................................................38

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6. System activating procedures when BYD Battery-Box Pro connect to Selectronic. ..............................................................................39
Appendix 3 .......................................................................................................................................................................................... 41
Parameter setting ................................................................................................................................................................................................41
1 SMA charger min capacity ..............................................................................................................................................................................41
2 Solax charger min capacity .............................................................................................................................................................................43
3 GOODWE Charger Min Capacity:.............................................................................................................................................................................................44
4SUNGROW Charger Min Capacity........................................................................................................................................................................................... 44
5VICTRON Charger Min Capacity: ESS mode.........................................................................................................................................................................44

Battery-Box Pro 2.5-10.0 Installation Guidance
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1 Foreword
Thank you for choosing BYD products. We are committed to providing you with quality and reliable after sales service
To protect users and the product itself, please kindly read this manual carefully which provides detailed information for product features, structures, operating standards, maintenance
and troubleshooting.
Note:
This manual can’t be taken as basis of requirement for BYD.
BYD reserve the final explanation rights of this manual.
1.1 About this guide
This is the installation guide for the Battery-Box Pro 2.5-10.0 .Users of this device or installers must refer to the installation guide to install and use the product correctly .
1.2 Target Group
This installation guide applies only to the Battery-Box Pro 2.5/5.0/7.5/10.0 .
1.3 Additional Information
Specification of the product will change without any notice to customers for the purpose of system improvement.
1.4 Symbols Used
Symbols meanings:
CAUTION：
CAUTION represents hazardous situations which can cause light injury, if ignored.

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NOTICE：
NOTICE represents the situations which can cause damage to property, if ignored .
INFORMATION：
INFORMATION provides useful tips for optimum installation and operation of the product.
2 Safety
2.1 Warnings and Notification
Installation environment requirements: Battery-Box Pro 2.5-10.0 is designed for household purposes. For installation, it must be installed in a location complying
with IP20 regulation. If the Installation location does not comply with IP20, this may cause product failure and it will not be guaranteed for any related accident or
damage.
The Battery-Box Pro system can be installed at altitudes of up to 2000m above Mean Sea Level.
2.2 Safety Guidelines
CAUTION:
Li-ion battery (energy storage unit) inside. When assembling the system, do not intentionally make a short connection between the positive (+) and negative (-)
terminals of the Battery-Box Pro 2.5-10.0 with a metallic object.
All works on the Battery-Box Pro 2.5-10.0 and electrical connections must be carried out by qualified personnel only.
Battery-Box Pro 2.5-10.0 provides a safe source of electrical energy when operated as intended and as designed.
Potentially hazardous circumstances such as excessive heat or electrolyte mist may occur under improper operating conditions, damage, misuse and abuse.
The following safety precautions and the warning messages described in this section must be observed. If any of the following precautions are not fully understood, or
if you have any questions, contact customer service for guidance. The Safety Section may not include all regulations for your region; personnel working with Battery-

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Box Pro 2.5-10.0 must review applicable federal, state and local regulations as well as the industry standards regarding this product.
Installation personnel cannot wear watches, etc., to avoid short circuit and accidental damage.
Ensure reliable grounding. Do not reverse the front panel.
CAUTION:
Due to the heavy weight of Battery-Box Pro 2.5~10.0, please use strong packaging and safety protection equipment during transportation, to ensure safety and avoid
accidental damage.
When increase battery, power off the battery and other power input first.
Can't use the deformation of the battery.
By checking to verify the installation Settings are correct.
The installation should be clean, flat, dry and waterproof .etc.
Notice:
Skilled personnel recognized
This manual and the tasks and procedures described herein are intended use by skilled workers only. A skilled worker is defined as a trained and qualified electrician
or installer who has all of the following skills and experience:
Knowledge of the function principles and operation of on-grid systems.
Knowledge of the dangers and risks associated with installing and using electrical devices and acceptable mitigation methods.
Knowledge of the installation of electrical devices
Knowledge of and adherence to this manual and all safety precautions and best practices.

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3 Product Overview
3.1 Product Introduction
Battery-Box Pro 2.5~10.0 as the energy storage parts can be used as off-grid & on-grid energy storage system. It is recommended not to use this device for other
than the purpose described in this guidance. The substitute use of this product, random change, and use of components other than sold or recommended by BYD
will nullify the product guarantee. The system is ideal easy installation and maintenance.
3.2Cabinet internal terminal introduction
Overview of BYD Battery-Box Pro2.5-10.0
Internal view of BYD Battery-Box Pro2.5-10.0

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Terminal list
No.
Interface
Mark
Function

B+
/
Connect to battery in cabinet, each terminal can connect 1~2 battery

B-
/
Connect to battery in cabinet

P+
/
Connect to inverter

P-
/
Connect to inverter

P+
/
Connect to another Battery-Box or Combiner box

P-
/
Connect to another Battery-Box or Combiner box

Grounded
Connect the grounded cable from battery.

CAN port
CAN
Connect to inverter CAN port.
RS485
Update and maintenance

Dry contact
Dry contact application, output alarm info.

Run led
Run
Indicate the Plus is running status

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3.3 Cable outlet of cabinet
Compare list
No.
Interface
Mark
Function

CAN
CAN
CAN communication cable

B+
B+
Positive cable from another Battery-Box

B+
B+
Positive cable from inverter

B-
B-
Negative cable from inverter

B-
B-
Negative cable from another Battery-Box


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3.4 B-Plus L2.5 interface and terminal introduction
3.5 Display and communicate interface
Table 1 Display and communicate interface
P-: Negative terminal
P+: Positive terminal
GND: Grounded terminal
8
7

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No.
Interface
Mark
Function

SOC LED
SOC
Indicates State of capacity of battery

RUN LED
RUN
Indicates the B-Plus L 2.5 is running status

ERR LED
ERR ADDR
Indicates error status

ALM LED
Alarm
Indicates alarm status

RJ45 terminal
RS485
Communication ports

Address
ADDR
When parallel connection, this is for setting address.

Alarm relay output
1.2.3.4
Unused

Test terminal
B- B+
Measures battery voltage when testing.

ON/OFF
ON/OFF
Activating of battery when no external powers add on battery.
4 Preparations
4.1 Installation notice
a) Battery installation location should be away from heat sources and sparks should be avoided. The safety distance should be more than 0.5m.
b) Battery connection cables should be as short as possible, to prevent excessive line pressure drop.
c) Batteries with different capacity, different type of products or different manufacturers are not allowed for connection.
d) Before conducting the battery, the battery positive and negative poles need to be carefully checked as well to ensure correct installation.
e) The installation position shall be in a flat place.
f） Use tools with insulated handles.

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YES NO
Notice: The BYD Battery-Box Pro must be installed indoors.
4.2 Package information and system configuration list
The cabinet and battery are packaged separately with cartons, the components are supplied with the cabinet or battery package. Before installation, installers should
read the system configuration list.
No.
Item Description
quantity
Purpose
Picture
1
Anchor bolt
4
To allow distance from cabinet to ground.
2
User Manual
1
System information, operating instructions
and warranty items.
\
3
QUICK REFERENCE
1
System installation guidance
\

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4.3 Configuration list
Type
Battery-Box Pro 2.5
Battery-Box Pro 5.0
Battery-Box Pro 7.5
Battery-Box Pro 10.0
Battery-Box cabinet
1
1
1
1
B-Plus L 2.5
1
2
3
4
User manual
1
1
1
1
Quick reference guide
1
1
1
1
GUIDE
4
Nylon Cable ties
10
Fixed Cable
\
5
Keys
2
No.
Item Description
quantity
Purpose
Picture
1
Positive
cable(brown)
1
Battery P+ connection
2
Negative cable
（Blue）
1
Battery P- connection
3
GND
1
Connection of battery grounded terminal
4
Communication
cable
1
Battery RS485 port connection
向上 易碎物品 堆码层数极限
怕雨
9
LITHIUM ION BATTERIES
UN3480
4G/Y50/S/16
CN/XXXXXX PI:XXX
n
u
9

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Notice
1
1
1
1
Privacy agreement
1
1
1
1
4.4 Installation Tools
Cross screwdriver
Flat tip screwdriver
Sockets spanner
Diagonal cutters
Adjustable wrench
Knife
4.5 Personal protective equipment

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5 Installation
5.1 Unpacking
Tool: Knife

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5.2 Disassembling the pallet & anchor bolt installation
Tool: Adjustable spanner fixed torque
Lay down the cabinet, put some protections on the ground to avoid scratches. Take away the pallet and four screws that installed on the root of the pallet.

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Install the 4pcs anchor bolt into the four hole in bottom of cabinet.
5.3 Connection power cables
Tool: Cross screwdriver

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