BYD Res 2.5-10.0 User manual

Battery-BoxRes2.5-10.0
www.byd.com
InstallationGuidance
Rev3.1
Feb.2018

Battery-Box Residential installation guidance
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Content
1 Foreword ............................................................................................................................................................................................... 3
1.1 About this guide .............................................................................................................................................................................................................. 4
1.2 Target Group ................................................................................................................................................................................................................... 4
1.3 Additional Information ................................................................................................................................................................................................... 4
1.4 Symbols Used ................................................................................................................................................................................................................. 4
2 Safety..................................................................................................................................................................................................... 5
2.1 Warnings and Notification ........................................................................................................................................................................................... 5
2.2 Safety Guidelines ........................................................................................................................................................................................................... 5
3 Product Overview ............................................................................................................................................................................. 7
3.1 Product Introduction ...................................................................................................................................................................................................... 7
3.2Cabinet introduction ....................................................................................................................................................................................................... 8
3.3 Cable outlet of cabinet .................................................................................................................................................................................................. 9
3.4 B-Plus2.5 interface and terminal introduction ..................................................................................................................................................... 10
3.5 Display and communicate interface.............................................................................................................................................................................. 10
4 Preparations ..................................................................................................................................................................................... 12
4.1 Installation notice ......................................................................................................................................................................................................... 12
4.2Package information and system configuration list ............................................................................................................................................ 13
4.3 Configuration list ............................................................................................................................................................................................................. 15
4.4 Installation Tools ............................................................................................................................................................................................................. 16
4.5 Personal protective equipment ....................................................................................................................................................................................... 17
5 Installation .......................................................................................................................................................................................... 18
5.1 Unpacking ...................................................................................................................................................................................................................... 18
5.2 Disassemble the fixed seat& door and pallet.............................................................................................................................................................. 19
5.4Battery installation............................................................................................................................................................................................................ 21
5.5Connect cables with battery............................................................................................................................................................................................ 22
5.6 Battery address set up ............................................................................................................................................................................................... 23
5.6.1“ADDR” switch introduction .............................................................................................................................................................................................23
5.6.2 Battery address setting list (from 1~32 batteries) ............................................................................................................................................................ 24
5.7Parallel connection between multi Battery-Box ................................................................................................................................................... 25

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5.7.1Communication cable connection drawing ................................................................................................................................................................25
5.7.2Grounded cable connection between several Battery-Box ................................................................................................................................... 26
5.7.3Power cable connection between several Battery-Box .......................................................................................................................................... 27
5.8 Connect to inverter ...................................................................................................................................................................................................... 28
5.8.1 Communication cable connection ................................................................................................................................................................................28
5.8.2 Power cable connection .................................................................................................................................................................................................. 28
6 Start system ..................................................................................................................................................................................... 30
7 Stop system ...................................................................................................................................................................................... 31
Appendix1 ............................................................................................................................................................................................ 32
CAN cable connection ....................................................................................................................................................................................................... 32
Appendix 2 ........................................................................................................................................................................................... 33
List of matched inverter vendors .................................................................................................................................................................................... 33
1.System activity procedures when Battery-Box connect to SMA Sunny Island ............................................................................................ 33
2 System activity procedures when Battery-Box connect to GOODWE inverter ............................................................................................ 36
3 System activity procedures when Battery-Box connect to Victron inverter .................................................................................................. 38
4 System activity procedures when Battery-Box connect to Solax inverter ..................................................................................................... 40
Appendix 3 ........................................................................................................................................................................................... 42
Parameter setting ................................................................................................................................................................................................................ 42
1. SMA charger min capacity .......................................................................................................................................................................................... 42
2. Solax charger min capacity ......................................................................................................................................................................................... 49
Installation Video Website:http://www.byd.com/energy/Battery-Box-25.htm

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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.

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1.1 About this guide
This is the installation guide for the BYD Battery Box product - B-Box Pro 13.8. 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 BYD Battery Box product-B-Box Pro 13.8.
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.
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.

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2 Safety
2.1 Warnings and Notification
Installation environment requirements: BYD B-Box Res 2.5-10.0 is designed for household purposes. For installation, it must be installed in a
location complying with IP55 regulation. If the Installation location does not comply with IP55, this may cause product failure and it will not be
guaranteed for any related accident or damage.
2.2 Safety Guidelines
CAUTION:
Li-Ion battery (energy storage unit) inside. When assembling the system, do not intentionally make a short condition between the positive (+)
and negative (-) terminals of the battery box with a metallic object.
All work on the Battery-Box and electrical connections must be carried out by qualified personnel only. Battery-Box 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/or abuse. Personnel working with Battery-Box 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 human damage.
When Increase battery, should power off the battery and other power input first.
Ensure reliable grounding. Do not reverse connect the front panel.
Can't use the deformation battery.
By checking to verify the installation Settings are correct.
The installation should be clean, flat, dry and waterproof .etc .
WARNING :
Do not crush the battery and always dispose according to safety regulations (Do not dispose in fire or water).
Recharge battery at least every 6 months (when in storage).
Once discharged, recharge battery within 7 days.

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Do not expose to temperatures above 55 ℃ and keep out of direct sunlight.
Ensure secure grounding. Do not reverse the front panel.
Do not short/reverse polarity or connect in series.
Power off battery and disconnect battery from power and load before installation and maintenance.
Only be operated by qualified professionals.
Store according to related standard.
Do not put one battery on top of another when unpackaged.
In the process of transportation and storage, the goods are not allowed to be stacked in layers or at a height greater than specified.
When increasing the battery, users should first power off the battery and other power inputs.
Battery-Box Res products can only be used in home energy storage applications, and their use is not allowed for life-sustaining medical devices
and automotive applications.
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
BYD battery box products Battery-Box Res 2.5~10.0 as the energy storage parts can be used in 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.

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Overview of Battery-Box Internal view of Battery-Box
3.2Cabinet introduction
Battery breakers
DC BUS: Positive
DC BUS: Negative
Main circuit breaker
BMU
B-Plus 2.5

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3.3 Cable outlet of cabinet
No.
Interface
Mark
Function

B+/B-output
B+/B-
Power cable connect with inverter

GND
GND
Grounded cable to the GND bus

CAN
CAN
CAN communication cable
Power cable or Grounded
cable to inverter
②Grounded cable or
communication cable
③Communication cable to inverter

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3.4 B-Plus2.5 interface and terminal introduction
3.5 Display and communicate interface
No.
Interface
Mark
Function

SOC LED
SOC
Indicate State of capacity of battery

RUN LED
RUN
Indicate the Plus is running status

ERR LED
ERR ADDR
Indicate error status
P-:Negative terminal
P+:Positive terminal
GND: Grounded terminal
8
7

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
ALM LED
Alarm
Indicate alarm status

RJ45 terminal
RS485
Communication ports

Address
ADDR
When parallel connection, need setting address.

Alarm relay output
1.2.3.4
Not using

Test terminal
B- B+
Measure battery voltage when testing.

ON/OFF
ON/OFF
Activity battery when no external powers addo on battery.

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4 Preparations
4.1 Installation notice
a) Battery installation location should be away from heat and avoid produce spark. The safety distance should be above than 1m.
b) Battery installing connecting cables should be as short as possible, to prevent excessive line pressure drop.
c) Batteries with different capacity, different type of products or different manufactures are not allowed to connection.
d) Before connecting the battery, the battery positive and negative poles need to be carefully checked as well to ensure correct installation.
e) The mounting floor should be horizontal.
f) Use tools with insulated handles.

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4.2Package information and system configuration list
The cabinet and battery are packaged separately with cartons, the components are taken along with the cabinet or battery package, before
installation, installer should read the system configuration list.
No
.
Item
Description
Qty
Purpose
Picture
1
Anchor bolt
4
Make a distance from cabinet to ground.
2
User Manual
1
System information and using method and Warranty
items.
\
3
Installation
short
instruction
1
System installation guidance
\
4
Cable through
connector(IP5
5)
4
Cable through and waterproof
5
Nylon Cable
ties
1
0
Fixed Cable

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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
No.
Item
Description
Qty
Purpose
Picture
1
Positive cable
1
Battery P+ connection
2
Negative
cable
1
Battery P- connection
3
GND
1
Connect
Battery grounded terminal
4
Communicati
on cable
1
Battery RS485 port connection

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4.3 Configuration list
Type
Battery-Box Res 2.5
Battery-Box Res 5.0
Battery-Box Res 7.5
Battery-Box Res 10.0
Battery-Box cabinet
1
1
1
1
B-Plus2.5
1
2
3
4
User manual
1
1
1
1
Positive cable
1
2
3
4
Negative cable
1
2
3
4
Communicate cable
1
2
3
4
Grounded cable
1
2
3
4

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4.4 Installation Tools
Cross screwdriver
Flat tip screwdriver
Sockets spanner
Diagonal cutters
Adjustable wrench
Crimping pliers
Knife

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4.5 Personal protective equipment

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5 Installation
5.1 Unpacking
Tools: Knife （换带卡板图）

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5.2 Disassemble the fixed seat& door and pallet
Tools: screwdriver
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
Remove fixed
seat Remove pallet Take away the
door Take away the screws which are
fixing the holder
of batteries
circuit breaker.
Connect ground
wire to GND
screw on holder.