BYD B-Box 2.5 Installation Guidance
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BYD B-Box 2.5 Installation Guidance

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B-Box Residential installation guidance
Installation Guidance
B-Box Res2.5~10.0
Rev1.0_April.2017
1/ 43

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Summary of Contents for BYD B-Box 2.5

  • Page 1 B-Box Residential installation guidance Installation Guidance B-Box Res2.5~10.0 Rev1.0_April.2017 1/ 43...

  • Page 2: Table Of Contents

    B-Box Residential installation guidance Content Safety ........................................4 1 Product Overview ....................................5 2 Cabinet introduction .................................... 6 3 Cable outlet of cabinet ..................................7 4 B-Plus2.5 interface and terminal introduction ..........................8 4.1 Display and communicate interface ....................................8 5Preparations ......................................
  • Page 3 10.3 System activity procedures when B-Box connect to Victron inverter ........................31 10.4 System activity procedures when B-Box connect to Solax inverter ........................33 11Stop system......................................35 Appendix 1 ......................................36 Appendix 2 ......................................42 Installation Video Website:http://www.byd.com/energy/b-box-25.htm 3/ 43...

  • Page 4: Safety

    B-Box Residential installation guidance Safety 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 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.

  • Page 5: Product Overview

    B-Box Residential installation guidance 1 Product Overview BYD battery box products B-Box Res 2.5~10.0 as the energy storage parts can be used in off-grid & on-grid energy storage system. 5/ 43...

  • Page 6: Cabinet Introduction

    B-Box Residential installation guidance Internal view of B-Box Overview of B-Box 2 Cabinet introduction DC BUS: Positive DC BUS: Negative Main circuit disconnector Battery disconnector 6/ 43...

  • Page 7: Cable Outlet Of Cabinet

    B-Box Residential installation guidance 3 Cable outlet of cabinet  Power cable to inverter ②Grounded cable to inverter ③Communication cable to inverter 7/ 43...

  • Page 8: Plus2.5 Interface And Terminal Introduction

    B-Box Residential installation guidance Interface Mark Function  B+/B-output B+/B- Power cable from inverter  Grounded cable from inverter  CAN communication cable 4 B-Plus2.5 interface and terminal introduction P-:Negative terminal P+:Positive terminal GND:Grounded terminal 4.1 Display and communicate interface 8/ 43...

  • Page 9: 5Preparations

    B-Box Residential installation guidance Interface Mark Function  SOC LED Indicate State of capacity of battery  Indicate the Plus is running status RUN LED  ERR ADDR Indicate error status  Alarm Indicate alarm status  RJ45 terminal RS485 Communication ports ...

  • Page 10: Package Information And System Configuration List

    B-Box Residential installation guidance 5.2Package 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. Item Purpose Picture Description...

  • Page 11: Configuration List

    B-Box Residential installation guidance Cable through Cable through and waterproof connector(IP55) 向上 易碎物品 怕雨 堆码层数极限 LITHIUM ION BATTERIES UN3480 4G/Y50/S/16 CN/XXXXXX PI:XXX Item Purpose Picture Description Positive cable Battery P+ connection Negative cable Battery P- connection Connect Battery grounded terminal Communicatio Battery RS485 port connection n cable...

  • Page 12: Installation Tools

    B-Box Residential installation guidance B-Plus2.5 User manual Positive cable Negative cable Communicate cable Grounded cable 5.4 Installation Tools 12/ 43...

  • Page 13: Personal Protective Equipment

    B-Box Residential installation guidance Cross screwdriver Flat tip screwdriver Sockets spanner M3~M10 M3~M6 Diagonal cutters Adjustable wrench Crimping pliers 5.5 Personal protective equipment 13/ 43...

  • Page 14: 6Installation

    B-Box Residential installation guidance 6Installation 6.1 Open the package Tools: Knife 向上 易碎物品 怕雨 堆码层数极限 LITHIUM ION BATTERIES UN3480 4G/Y50/S/16 CN/XXXXXX PI:XXX 14/ 43...

  • Page 15: Disassemble Thefixed Seat& Door And Pallet

    B-Box Residential installation guidance 6.2 Disassemble thefixed seat& door and pallet Tools:screwdriver Remove fixed seat Take away the door Take away the air Connect ground circuit breakert. wire Remove pallet 15/ 43...

  • Page 16: Fix The Frame On The Wall, Then Fix The Cabinet With The Fixing Frame

    B-Box Residential installation guidance 6.3Fix the frame on the wall, then fix the cabinet with the fixing frame Tools:screwdriver Fix the frame on the wall Fixing. 16/ 43...

  • Page 17: Battery Installation

    B-Box Residential installation guidance 6.4Battery installation Tools: Cross screwdriver;Sockets spanner Put the first battery into Put the second battery Put the third battery into Put the fourth battery the cabinet. into the cabinet. the cabinet. into the cabinet. Correct position is inside Correct position is inside Correct position is inside Correct position is inside...

  • Page 18: Connect Cables With Battery

    B-Box Residential installation guidance 6.5Connect cables with battery Tools: Cross screw driver Fixed torque: 20±2kgf.cm Attention: The battery can only in parallel connection, do not connect batteries in series. Do not short connect, reverse polarity connect. Fix the air circuit Fix the cable through Connect the Positive breakert.Remark:Tube...

  • Page 19: 7Parallel Connection Between Multi B-Box

    B-Box Residential installation guidance 7Parallel connection between multi B-Box 7.1Communication cable connection drawing 19/ 43...

  • Page 20: Grounded Cable Connection Between Several B-Box

    B-Box Residential installation guidance 7.2Grounded cable connection between several B-Box 20/ 43...

  • Page 21: Power Cable Connection Between Several B-Box

    B-Box Residential installation guidance 7.3Power cable connection between several B-Box 21/ 43...

  • Page 22: 8Battery Address Set Up

    B-Box Residential installation guidance 8Battery address set up 8.1“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 6 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”...

  • Page 23: Battery Address Setting List (From 1~32 Batteries)

    B-Box Residential installation guidance 8.2 Battery address setting list (from 1~32 batteries) Battery No. Address Battery No. Address 100000 100010 010000 010010 110000 110010 001000 001010 101000 101010 011000 011010 111000 111010 000100 000110 100100 100110 010100 010110 110100 110110 001100 001110 101100...

  • Page 24: 9Connect To Inverter

    B-Box Residential installation guidance 9Connect to inverter 9.1 CAN cable connection RJ45 PIN define B-Box GOODWE SOLAX VICTRON CAN H CAN L When installer do “CAN” ports connections between B-Box and inverter, please refer to below drawing. Batt 29 Batt 25 Batt 21 Batt 30 Batt 22...

  • Page 25: Power Cable Connection

    B-Box Residential installation guidance 9.2 Power cable connection Tools: Cross screwdriver, fixed torque: 25± 2.5Nm Remark: Each rack is negative line need to use the belt, and between each cabinet and inverter line length is the same. Be careful not to reverse connection. 25/ 43...

  • Page 26: 10Start System

    B-Box Residential installation guidance 10Start system Notice: Before activity the system, please inspection according below items: Confirm all the batteries are powered OFF. Confirm all power cables are connected correctly and reliably. Confirm all communication cables are connected correctly and reliably. 10.1System activity procedures when B-Box connect to SMA Sunny Island ⑴...
  • Page 27 B-Box Residential installation guidance Status(display interval 2S) Definition LED(BMU) Blinks 1 time Inverter not connected Blinks 2 time Battery not connected Blinks 3 time Battery disconnect Blinks 4 time Battery failure Remark: Slow blink: Indicator light is on and off every 1s (0.5Hz). Fast blink: indicator light is on and off every 0.25s (2Hz).
  • Page 28 B-Box Residential installation guidance • Press the start-stop button on the Sunny Island and hold it until an acoustic signal sounds. Or Press and hold the button on the Sunny Remote Control until an acoustic signal sounds. ☑ The inverter LED on each Sunny Island is glowing green. ⑷...

  • Page 29: System Activity Procedures When B-Box Connect To Goodwe Inverter

    B-Box Residential installation guidance 10.2 System activity procedures when B-Box connect to GOODWE inverter ⑴ Open the GOODWE APP and open the home page; ⑵ Start B-Box; Turn the switch of main circuit breaker(QFB0) to “ON”. Turn the switch of battery breaker (QFB1、QFB2、QFB3、QFB4) to “ON”. Press the “ON/OFF”...
  • Page 30 Capacity is 24%-1% (including) ⑶ Inverter activity; ⑷ Go to the home page of APP, enter into the Battery Setting page, select “BYD B-Box 2.5/5.0/7.5/10.0” battery, then select “NEXT” until the last page, at last select “Start”. Remark: If the installed capacity is greater than or equal to 10.0KWh, the App product model is chosen as "BYD B-Box 10"...

  • Page 31: System Activity Procedures When B-Box Connect To Victron Inverter

    B-Box Residential installation guidance 10.3 System activity procedures when B-Box connect to Victron inverter ⑴ Inverter start; ⑵ Set the battery DOD at a minimum of 5% on-grid; Set the battery DOD at a minimum of 10% off-grid. ⑶ Start B-Box; Turn the switch of main circuit breaker (QFB0) to “ON”.
  • Page 32 B-Box Residential installation guidance Status(display interval 2S) Definition LED(BMU) Blinks 1 time Inverter not connected Blinks 2 time Battery not connected Blinks 3 time Battery disconnect Blinks 4 time Battery failure Remark: Slow blink: Indicator light is on and off every 1s (0.5Hz). Fast blink: indicator light is on and off every 0.25s (2HZ) SOC status and indicate Item...

  • Page 33: System Activity Procedures When B-Box Connect To Solax Inverter

    B-Box Residential installation guidance 10.4 System activity procedures when B-Box connect to Solax inverter ⑴ Open the GOODWE APP and open the home page; ⑵ Start B-Box; Turn the switch of main circuit breaker(QFB0) to “ON”. Turn the switch of battery breaker (QFB1、QFB2、QFB3、QFB4) to “ON”. Press the “ON/OFF”...
  • Page 34 B-Box Residential installation guidance SOC status and indicate Item Status Indicate Four lights are all normally on Capacity is 100%-75% (including) The last three lights are normally on Capacity is 74%-50% (including) The last two lights are normally on Capacity is 49%-25% (including) The last one light is normally on Capacity is 24%-1% (including) ⑶...

  • Page 35: 11Stop System

    B-Box Residential installation guidance 11Stop system Notice: Before stop the system, please power off inverter first, then power off battery refer to below items: Power off the devices which connect with batteries: Inverter&MPPT, etc. Turn the switch of main circuit breaker(QFB0) to“ OFF” Turn the switch of battery breaker(QFB1、QFB2、QFB3、QFB4) to “OFF”.

  • Page 36: Appendix 1

    B-Box Residential installation guidance Appendix 1 SMA charger min capacity Parameter setup for B-Box2.5 Charging the battery Usage through battery backup system without increased self-consumption Parameters Setup value 003.07Batt Typ Li Lon_Ext-BMS 003.10Batt Cpynom 262.01ProtResSOC 262.02BatResSOC Charging the battery usage through battery backup system with increased self-consumption Parameters Setup value 003.07Batt Typ...
  • Page 37 B-Box Residential installation guidance 262.04PVResSOC 262.03BUResSOC 262.05MinSlfCsmpSOC Parameter setup for B-Box 5.0 Charging the battery Usage through battery backup system without increased self-consumption Parameters Setup value 003.07Batt Typ Li Lon_Ext-BMS 003.10Batt Cpynom 262.01ProtResSOC 262.02BatResSOC Charging the battery usage through battery backup system with increased self-consumption Parameters Setup value 003.07Batt Typ...
  • Page 38 B-Box Residential installation guidance 262.04PVResSOC 262.03BUResSOC 262.05MinSlfCsmpSOC Parameter setup for B-Box7.5 Charging the battery Usage through battery backup system without increased self-consumption Parameters Setup value 003.07Batt Typ Li Lon_Ext-BMS 003.10Batt Cpynom 262.01ProtResSOC 262.02BatResSOC Charging the battery usage through battery backup system with increased self-consumption Parameters Setup value 003.07Batt Typ...
  • Page 39 B-Box Residential installation guidance 262.04PVResSOC 262.03BUResSOC 262.05MinSlfCsmpSOC Parameter setup for B-Box10.0 Charging the battery Usage through battery backup system without increased self-consumption Parameters Setup value 003.07Batt Typ Li Lon_Ext-BMS 003.10Batt Cpynom 262.01ProtResSOC 262.02BatResSOC Charging the battery usage through battery backup system with increased self-consumption Parameters Setup value 003.07Batt Typ...
  • Page 40 B-Box Residential installation guidance 262.04PVResSOC 262.03BUResSOC 262.05MinSlfCsmpSOC Parameter setup for B-Box in off-grid Protection for the Battery Parameters Recommended Value 223.05 BatPro1Soc 223.06 BatPro2Soc 223.07 BatPro3Soc Gen Autostart Control Parameters Recommended Value 235.03 GnSocTm1Str 235.04 GnSocTm1Stp Parameter setup for B-Box7.5 Three-phase Charging the battery Usage through battery backup system without increased self-consumption Parameters...
  • Page 41 B-Box Residential installation guidance Parameters Setup value 003.07Batt Typ Li Lon_Ext-BMS 003.10Batt Cpynom 261.01SlfCsmplncEna Enable 261.03Saisonenable 262.01ProtResSOC 262.02BatResSOC 262.03BUResSOC 262.04PVResSOC 262.05MinSlfCsmpSOC Charging the battery usage through system for increased self-consumption without a battery backup grid Parameters Setup value 003.07Batt Typ Li Lon_Ext-BMS 003.10Batt Cpynom 261.01SlfCsmplncEna...

  • Page 42: Appendix 2

    Charging the battery usage through system for increased self-consumption without a battery backup grid Parameters Setup value 003.07Batt Typ Li Lon_Ext-BMS 003.10Batt Cpynom 261.01SlfCsmplncEna Enable 261.03Saisonenable 262.01ProtResSOC 262.02BatResSOC 262.04PVResSOC 262.03BUResSOC 262.05MinSlfCsmpSOC Appendix 2 Solax charger min capacity Product Min capacity B-Box 2.5 B-Box 5.0 42/ 43...
  • Page 43 B-Box Residential installation guidance B-Box 7.5 B-Box 10.0 B-Box 12.8 43/ 43...

This manual is also suitable for:

B-box 5.0B-box 12.8B-box 7.5B-box 10.0B-box res seriesB-box res 2.5 ... Show all

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