BYD B-BOX 2.5 User manual

BOX2.5~10.0 installation guidance
Installation Guidance
Battery BOX Product B-BOX2.5~10.0
Version：1.1
Update：03th,Feb 201
1.1 Preface ..................................................................................................................................... 2
2.2 Information in this Guidance .................................................................................................... 3
2.1 About this guidance ................................................................................................................. 3
2.2 Target Group ............................................................................................................................ 3
2.3 Additional Information ............................................................................................................. 3
2.4 Symbols sed ........................................................................................................................... 3
3.3 Safety ....................................................................................................................................... 3
3.1 Warnings and Notification ........................................................................................................ 3
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BOX2.5~10.0 installation guidance
3.2 Safety Guidelines ..................................................................................................................... 3
4.4 Product Overview .................................................................................................................... 4
4.1 Product Introduction ................................................................................................................ 4
4.2 Identifying The Product ............................................................................................................ 4
5.5 System Installation ................................................................................................................... 5
5.1 Installation notice .................................................................................................................... 5
5.2 Package information and system configuration list ................................................................... 5
5.2.1 Configuration list ...................................................................................................................................... 6
5.2.2 Installation Tools ....................................................................................................................................... 7
5.2.3 Part list ..................................................................................................................................................... 7
5.2.4 Personal protective equipment ................................................................................................................
5.3 Installation ............................................................................................................................... 8
5.3.1 Open the package ....................................................................................................................................
5.3.2 Disassemble the pallet ............................................................................................................................. 9
5.3.3 Wheels installation ................................................................................................................................... 9
5.3.4 Battery installation ................................................................................................................................. 10
5.3.5 Battery connection ................................................................................................................................. 14
5.3.6 Battery address set up ............................................................................................................................ 16
5.3.7 Connect to external equipment .............................................................................................................. 17
6.6. Environment parameters ....................................................................................................... 18
6.1 Operating environment parameters ....................................................................................... 18
7.7 Power ON ............................................................................................................................... 19
7.1 Activity the system ................................................................................................................. 19
8.7.3 Battery box parallel connection ： ....................................................................................... 19
8.3 Communication failure ........................................................................................................... 20
8.4 Other failure .......................................................................................................................... 20
Appendix 1 : ................................................................................................................................ 20
9.9 Normal issues and solutions: .................................................................................................. 21
10.10. BOX MINI CONFIG RATION LIST with SMA sunny island ................................................... 23
Appendix 1 : ................................................................................................................................ 23
1. 1 Preface
Thank you for choosing BYD products. We will provide you good quality as well as reliable after service.
To protect using staffs and product, please kindly read this manual carefully which provide detailed
information for products’ features, structures, operate standard, maintenance and troubleshooting.
Special announcement
This manual can’t be taken as basis of requirement for BYD.
BYD hold the final explanation right of this manual.
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BOX2.5~10.0 installation guidance
2. 2 Information in this Guidance
2.1 About this guidance
This is the installation guidance for the BYD battery box series products- B-Box 2.5~B-Box 10.0. User of
this device must refer to the installation guidance to installation and using correctly.
2.2 Target Group
This installation guidance applies only to the BYD battery box series products-B-Box2.5 ~B-Box10.0.
2.3 Additional Information
Specification of the product can be change without any notice to customers for
the system improvement.
2.4 Symbols sed
Symbols meanings:
CAUTION：
CAUTION represents hazardous situations which can cause light injuries if not avoided.
NOTICE：
NOTICE represents the situations which can cause damage to property if not avoided.
INFORMATION：
INFORMATION provides tips that are valuable for optimum installation and operation of
the product.
3. 3 Safety
3.1 Warnings and Noti ication
Installation environment requirements: BYD B-Box 2.5~10.0 is designed for household purposes. For
installation, it must be installed in a location complying with IP20. If the Installation location does not
comply with IP20 may cause failure and the product will not be guaranteed for any related accident or
damage.
3.2 Sa ety Guidelines
CAUTION:
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BOX2.5~10.0 installation guidance
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 B-Box and electrical connections must be carried out by qualified personnel only. B-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. 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 Support for guidance. The Safety
Section may not include all regulations for your locale; personnel working with B-Box must review
applicable federal, state and local regulations as well as the industry standards regarding this product.
Installation personnel can not wear watches, etc., to avoid short circuit and human damage.
CAUTION:
Due to high weight of BYD B-Box 2.5~10.0, please use hard package and do safety protection when
transport, please also pay attention to the safety to avoid human damage.
4. 4 Product Overview
4.1 Product Introduction
BYD battery box series products B-Box2.5~B-Box10.0 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. It also support
parallel connection between B-Box with maximum number 8, the total capacity can reaches to 80Kwh.
The system is easy for installation and maintenance.
4.2 Identifying The Product
The Type Label describe the product identity and attached on the product. For safe usage, the user
must be well-informed of the contents in the Type Label. The Type Label includes:
Product Name：
Product Type (Model) ：
Serial Number (Serial No.) ：
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BOX2.5~10.0 installation guidance
Device-specific characteristics ：
Certification marks ：
5. 5 System Installation
5.1 Installation notice
a) Before installation, check the battery open circuit voltage.
b) Battery installation location should be away from heat and avoid produce spark. The safety
distance should be above than 0.5m.
c) Battery installing connecting cables should be as short as possible, to prevent excessive line
pressure drop.
d) Batteries with different capacity, different P/N or different manufactures are not allowed for
connection.
e) Before conducting the battery, the battery positive and negative poles need to be carefully
checked as well to ensure correct installation.
f) The mounting floor should be horizontal.
5.2 Package information and system configuration list
The cabinet and battery are packaged separately with cartons, the components are taken along with the
cabinet or battery packing , before installation, installer should read the system configuration list.
Cabinet B-Plus2.5 (U3A1-50P-A)
5.2.1 Con iguration list
Please install B-BOX2.5~B-BOX 10 according to table1.
Table 1 Basic configuration list
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BOX2.5~10.0 installation guidance
Type B-BOX 2.5 B-BOX
5.0
B-BOX 7.5 B-BOX 10.0
System Capacity 2.5Kwh 5.0Kwh 7.5Kwh 10.0Kwh
System cabinet 1 1 1 1
B-Plus2.5 1 2 3 4
universal wheels 2 2 2 2
Locating wheels 2 2 2 2
User manual 1 1 1 1
Positive cable 21 223 24
Negative cable 21 223 24
Communicate
cable
31 32 334
Grounded cable 31 32 334
If install more than 1 cabinets, please install according to table2.
Notice:
When check configuration list, please pay attention to the cabinet label, system cabinet is different from
battery cabinet, the table is only used for extend battery.
Table 2 Extend configuration list
No. System Capacity System cabinet quantity Battery cabinet
quantity
B-Plus2.5 quantity
1 12.5Kwh 1 1 5
2 15.0Kwh 1 1
3 17.5Kwh 1 1 7
4 20.0Kwh 1 1 8
5 22.5Kwh 1 2 9
25.0Kwh 1 2 10
7 27.5Kwh 1 2 11
8 30.0Kwh 1 2 12
9 32.5Kwh 1 3 13
10 35.0Kwh 1 3 14
11 37.5Kwh 1 3 15
12 40.0Kwh 1 3 1
13 42.5Kwh 1 4 17
14 45.0Kwh 1 4 18
15 47.5Kwh 1 4 19
1 50.0Kwh 1 4 20
17 52.5Kwh 1 5 21
18 55.0Kwh 1 5 22
19 57.5Kwh 1 5 23
20 0.0Kwh 1 5 24
21 2.5Kwh 1 25
22 5.0Kwh 1 2
23 7.5Kwh 1 27
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BOX2.5~10.0 installation guidance
24 70.0Kwh 1 28
25 72.5Kwh 1 7 29
2 75.0Kwh 1 7 30
27 77.5Kwh 1 7 31
28 80.0Kwh 1 7 32
5.2.2 Installation Tools
Table 3 Installation tools list
Cross screwdriver
M3~M10
Flat tip screwdriver
M3~M Sockets spanner
Diagonal cutters Adjustable wrench Knife
5.2.3 Part list
Remark: This part list is only for one system cabinet.
Table 4 Part list
No. Item Description Qty Purpose Picture
1wheelsFoot pad 4Make cabinet
moveable
2 Positive cable 1 Connection
battery P+
3 Negative cable 1 Connection
battery P-
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BOX2.5~10.0 installation guidance
4 GND 3
Connect
Battery grounded
terminal
5Communication
cable 3Connection battery COM
5.2.4 Personal protective equipment
Insulating shoes Insulating gloves
5.3 Installation
5.3.1 Open the package
Tools: Knife
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BOX2.5~10.0 installation guidance
5.3.2 Disassemble the pallet
a) Lay down the cabinet, in order to prevent scratches cabinets, please do protection on the ground.
b) Take away the four screws which installed on the root of the pallet.
c) Take away the pallet.
Tools : Adjustable Spanner
5.3.3 Wheels installation
Install the 2pcs universal wheels near to the door, Install the 2pcs locating wheels near to the back
panel.
Tools : M8 socket screwdriver. Fixed torque: 10±1Nm
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BOX2.5~10.0 installation guidance
5.3.4 Battery installation
Tools : Cross screwdriver
a) Move the cabinet to the installation place, prepare to install battery.
b) Before installation, please lock the wheels, because cabinet move will affect the installation.
c) Open the door, take away the screws of the battery
storey and front panel.
d) Take off the screws of left
cover which used to fix the cover with cabinet.
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BOX2.5~10.0 installation guidance
e) Take off front cover and left panel.
f) Open the left cover, connect the power cables
g) After connect the cables, please put the positive and negative cables cross the cabinet hole in
turn.
Order : negative-positive
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BOX2.5~10.0 installation guidance
Lateral view Front view
Before the shipment, all the power cables have no connection, each 3U battery need equip a set of
power cables, on the basic of the user’s requirement to installation.
Note:
B-BOX 7.5: Connect 1pcs positive cable to the positive pole, and 1pcs negative cable to the
negative pole.
B-BOX 10.0: Connect 2pcs positive cable to the positive pole, and 2pcs negative cable to the
negative pole.
h) Push the battery into the cabinet in correct number according configuration list.
Note:
Each layer only can install one battery. Installer should install the battery from the bottom layer to the
top layer.
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BOX2.5~10.0 installation guidance
Operator should install batteries according to table5:
Table 5 : Contrast list of battery
No. Type Quantity of B-PLUS 2.5
1 B-BOX 2.5 1pcs
2 B-BOX 5.0 2 pcs
3 B-BOX 7.5 3 pcs
4 B-BOX 10.0 4 pcs
Below pictures show battery installation and cable tracing appearance of the B-BOX 10.0.
Battery installation
Cable tracing
i) Lock the screws again.
Tools: Cross screwdriver，Fixed torque: 18±2kgf.cm
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BOX2.5~10.0 installation guidance
5.3.5 Battery connection
Tools using: Cross screwdriver.
Attention: The battery can only in parallel connection.
Warning: Do not short connect, reverse polarity connect or connect in series
Take care of insulation.
a) Connect the negative cable (Black cable from cabinet) to the “P-“ of battery.
Tools: Cross screwdriver, Fixed torque: 20±2kgf.cm
b) Connect the positive cable (Red cable from cabinet) to the “P+“of battery.
c) Connect the grounded cable (Yellow cable from cabinet) to the “GND” pole of battery.
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BOX2.5~10.0 installation guidance
d) Connect the communication cable (Gray cable from cabinet) to the RS485 pole of battery.
Repeat
the
above
steps of
positive
and
negative
cables if
install
more
batteries.
When install more than 1pcs battery, should using communication cables do connections between
batteries, as shown in below picture:
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BOX2.5~10.0 installation guidance
Communication cable connection
5.3.6 Battery address set up
After install battery, installer should setup battery address by “ADDR” switch.
“ADDR” switch introduction:
Function: Communicate between battery and BMU, BMU will communication with external equipment
when using CAN communication.
Each DIP switch definition:
There are bit switches, keep the switch on down side means”0”, turn up the switch to “ON” means “1”.
Address: 000000 Address:100000
For example: when two battery in using, “ADDR” setting:
No.1 battery Battery address:100000 No.2 battery Battery address:010000
Address setting please according to the configuration list in Appendex1.
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BOX2.5~10.0 installation guidance
5.3.7 Connect to external equipment
Open the front cover, there are total input and output bus-bar, CAN communication terminal, grounded
bus-bar and AC input terminal.
Grounded bar: connect battery grounded cable to grounded bus-bar.
Positive output bus-bar: connect all of the battery positive cables.
Negative output bus-bar: connect all of the battery Negative cables.
“CAN” port: connect with external equipment when using “CAN” communication.
AC input terminal: Connect with AC input cable.
Tools: Cross screwdriver, Fixed torque: 25±2.5Nm
Top cover introduction：
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BOX2.5~10.0 installation guidance
6. 6. Environment parameters
6.1 Operating environment parameters
Table 8 operating environment parameters
No. Item Requirement Unit R
e
Min. Typical Max.
1 Discharging temperature -20 25 0 ℃
2 Charging temperature -10 25 0 ℃
3 Relative humidity 5 95 %
4 Absolute humidity 0.2 25 g/m3
5 Elevation - 2000 - m
7 IP level 20
8Storage and
Temperature(shutdown mode)
When storage temperature is 25℃, should charge-discharge
battery at least one cycle every 12 months or charge battery
according to the “NEXT CHARGE” label in package.
When storage temperature is 35℃, should charge-discharge
battery at least one cycle every months.
When storage temperature is 45℃, should charge-discharge
battery at least one cycle every 3 months.
9Normal Maintenance(shutdown
mode)
Stored at room temperature, should charge-discharge battery at
least one cycle every 12 months.
10 Low voltage maintenance
When storage temperature is 25℃, battery exit the system
automatic cause by low voltage protection, need to charge the
battery within 30days.
When storage temperature is 45℃, battery exit the system
automatic cause by low voltage protection, need to charge the
battery within 7days.
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BOX2.5~10.0 installation guidance
7. 7 Power ON
7.1 Activity the system
There two type operations can activity the system:
Notice :
a) Operator should make sure of the emergency switch does not on “PUSH INTO” status.
b) When finished the installation, operator should check the cable connection strictly till make sure
of the cable connection is hard then can activity the system.
Firstly, power on the inverter, then press the “RESET” on front panel, then the system will running.
Capacity LED indicator light (the current capacity light) only sparkles with 0.5HZ when it’s being charged,
and other condition is normally on.
Table 10 SOC status and indicate
Item Status Indicate
1 four lights are all normally on Capacity is 100%-75% (including)
2 the last three lights are normally on Capacity is 74%-50% (including)
3 the last two lights are normally on Capacity is 49%-25% (including)
4 the last one light is normally on Capacity is 24%-0% (including)
Remark:
Sparkle: Indicator light is on and o every 1s (0.5Hz).
Flash: indicator light is on and o every 0.25s(2HZ)
8. 7.3 Battery box parallel connection：
Figure Grounded bus-bar
Table 8 Battery box parallel connection instruction
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BOX2.5~10.0 installation guidance
NO.
Parallel
Connection
quantity
Cable
name Cable spec QTY Connection instruction
1
2
B+ cable 70MM2 , (M10 screw)*1.5M 1 Connect between BOX1 B+ and BOX2
B+
2 B- cable 70MM2 , (M10 screw)*1.5M 1 Connect between BOX1 B- and BOX2
B-
3 CAN cable 2M 1
Connect communication cable
from BOX1's above battery
communication port to BOX2's
bottom battery communication port
4Ground
cable 10AWG, (M screw), 1.8M 1
Connect ground cable from
BOX1's bus-bar through BOX1's
AC IN to BOX2's bus-bar through
BOX2's AC IN.
Notice:
1 The cable length between 2 cabinets listed in Table 8 is just for reference ,end user may refer to actual
cabinet distance to decide how long the cable needed .
2. Please add another group of cables when increase another cabinet.
8.3 Communication failure
If there is a failure on RS485 communication, it could be solved by below steps:
Check the communication circuit (include cables);
Reset address switch;
Exchange the address;
8.4 Other failure
If the battery could charge or discharge due to other failures, should contact with the after service center.
Caution : Only authorized professional engineer could repair the battery.
Appendix 1 :
Address setting configuration list (from 1~32 batteries):
Battery No. Address Battery No. Address Battery No. Address Battery No. Address
1 100000 9 100100 17 100010 25 100110
2 010000 10 010100 18 010010 2 010110
3 110000 11 110100 19 110010 27 110110
4 001000 12 001100 20 001010 28 001110
5 101000 13 101100 21 101010 29 101110
011000 14 011100 22 011010 30 011110
7 111000 15 111100 23 111010 31 111110
8 000100 1 000010 24 000110 32 000001
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