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B-Box Professional user manual
B-Box Pro 2.5~10.0
User Manual
V2.2_July, 2017
Copyright © BYD Company Limited. All rights reversed.
Without the written consent of BYD Company, no entity or individual shall extract, copy contents of the document. It is not allowed
to be translated under any conditions.
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Table of Contents
Related Manuals for BYD B-Box Pro2.5
Summary of Contents for BYD B-Box Pro2.5
- Page 1 User Manual V2.2_July, 2017 Copyright © BYD Company Limited. All rights reversed. Without the written consent of BYD Company, no entity or individual shall extract, copy contents of the document. It is not allowed to be translated under any conditions.
- Page 2 Statement: The product version update or any other changes to this manual is only allowed with BYD’s prior agreement. Unless otherwise agreed, the document should be used for guidance only, all statement information and suggestions in this document do not constitute any expression of contract or liability.
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Page 3: Table Of Contents
1 GENERAL INFORMATION ....................................5 1.1 A ........................................5 BOUT THIS MANUAL 1.2 T ..........................................5 ARGET ROUP 1.3 I ..........................................5 NTENDED USAGE 1.4 B-BOX ....................................5 LUS DEFINITION 1.5 I ......................................5 DENTIFYING THE RODUCT 2 SAFETY............................................7 2.1 S ........................................7 AFETY PRECAUTION 2.2 S ..................................9 AFETY GUIDELINES FOR INSTALLATION... - Page 4 7 RESOLVE SPECIAL SITUATION..................................20 7.1 B ................................20 ATTERY OVER DISCHARGED MAINTENANCE 7.2 F ..........................................20 ORCE AJEURE 8 B-BOX CONFIGURATION LIST WITH DIFFERENT INVERTER ......................21 8.1 B-BOX ........................21 CONFIGURATION LIST WITH SUNNY ISLAND FF GRID 8.2 B-BOX GOODWE ES-O ..........................22 CONFIGURATION LIST WITH FF GRID...
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Page 5: General Information
The B-BOX can be used in household energy storage applications, including on/off-grid system. The B-BOX works with different inverter brands and the user should refer to the configuration list of approved inverter brands recommended by BYD. 1.4 B-BOX and B-Plus definition BYD battery box productsB-Box2.5~B-Box10.0 are defined as below:... - Page 6 Product Name: Product Type/Nominal Capacity: Nominal Voltage: Max Current Discharge & Charge: Ambient Temperature Range: Page 6...
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Page 7: Safety
Users are kindly requested to use the battery which is supplied by BYD Lithium Battery Company Limited in strict accordance with the datasheet and remarks included at the end of this document. BYD Lithium Battery Co., Ltd. will not guarantee or accept liability for a product installed and operated not in accordance to the guidance manual and resulting in an accident. - Page 8 Regularly check the B-Box for visible damage making sure that all safety equipment is freely accessible at all times. If a B -Box is damaged, do not touch it. Please contact a BYD after sales service supplier if a significant event message displays on the LCD or APP of the inverter . CAUTION Li-ion battery inside.
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Page 9: Safety Guidelines For Installation
Installation personnel cannot wear watches, etc., to avoid short circuit and accidental damage. CAUTION Due to the heavy weight of BYD B-Box 2.5~10.0, please use strong packaging and safety protection equipment during transportation, to ensure safety and avoid accidental damage. -
Page 10: Technical Parameters
3 Technical parameters B-Box Pro2.5 B-Box Pro5.0 B-Box Pro7.5 B-Box Pro10.0 Battery Type Lithium Iron phosphate battery Battery module B-Plus2.5 Nominal Battery Energy 2.56 5.12 7.68 10.24 Max output power(KW) 2.56 5.12 7.68 10.24 Usable battery energy(KWh)(100% DOD, 0.5C charge 2.56... -
Page 11: Technical Terms Explanation
Discharge current control with temperature Normal current(A) Protect temp./Resume temp.(℃) -20~50/(-15-50) 0.7~1C*N Remarks: 1. N= B-Plus2.5 battery quantity 4 Technical terms explanation Terms comment Discharge Battery output power for load Charge Battery power supply(such as DC charger) Full charged Battery had been full charged, SOC is 100%. Idle Battery is on status of neither charge nor discharge and has not been fully charged. -
Page 12: Product Overview
5.1 B-BOX System Brief introduction B-Box is the short name for battery box, the energy storage part in the electric power system of a household, and the B-box carries BYD’s lithium batteries offering excellent performance. There are 1/2/3/4 pcs batteries modules in each box, and the box supports p arallel connection to expand capacity from 2.5KWh to 80KWh, which can meet various capacity requirement for customers. - Page 13 Internal drawing Structure dimension drawing Page 13...
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Page 14: B-Box Configuration Table
B-Box Cabinet The cabinet is used to accommodate the B-Plus 2.5 modules and provide DC output (It can take max 4pcs B-Plus 2.5) Battery module with 51.2V 50Ah, BYD’s P/N is: U3A1-50P-A. Battery B-Plus2.5 Battery management unit. Provides communication with external equipment. -
Page 15: General Introduction Of Bmu
5.5 General introduction of B-Plus 2.5 B-Plus is the commercial name of BYD’s U3A1-50P-A backup battery with 51.2V & 50Ah which is designed for energy storage applications. The B-Plus 2.5 is an integrated battery which consists of shell, BMS and cells. - Page 16 P-: Negative terminal (DC+) Display and communicate interface P+: Positive terminal (DC-) GND: Grounded terminal B-Plus 2.5 overview Display and communication interface Page 16...
- Page 17 Display and communication interface Interface Mark Function SOC LED Indicates State of capacity of battery RUN LED Indicates the Plus is running status ERR ADDR Indicates error status Alarm Indicates alarm status RJ45 terminal RS485 Communication ports ...
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Page 18: Operating Environment
5.6 Operating environment Operating environment parameters Requirement Item Unit Remark Min. Typical Max. Discharging temperature ℃ Charging temperature ℃ Relative humidity Absolute humidity 0.26 g/m3 Elevation 2000 IP level 5.7 B-Plus 2.5 address switch introduction After finished the battery installation, installer should setup battery address through the “ADDR” switch. “ADDR”... -
Page 19: Cleaning And Maintenance
No.1 battery address: 100000 No.2 battery address: 010000 Please refer to the configuration list in Appendex1. Note: Make sure of the highest address of BMS connecting to the BMU when communicating with the inverter. 6 Cleaning and maintenance 6.1 Cleaning CAUTION: When users need to clean the B-BOX, please switch off the system firstly. -
Page 20: Recharge Requirement With Over Discharge Storage
≤6months 30%≤SOC≤60% 25~35℃ 5%~70% 30%≤SOC≤60% ≤3months 35~45℃ 5%~70% Above 45℃ Avoid 6.2.2 Recharge requirement with over discharge storage If module is over-discharged during storage, the module will be damaged after several days if the module has not been charged in time. Storage parameters under different storage conditions-2 Storage environment temperature Storage time... -
Page 21: Box Configuration List With Different Inverter
8 B-Box configuration list with different inverter 8.1 B-BOX configuration list with SMA sunny island-On/Off grid 1 Phase on Grid Inverter Type B-Plus 2.5 Cabinets ≥1 ≥1 SI 3.0M ≥1 ≥1 SI 4.4M ≥1 ≥1 SI 6.0H ≥1 ≥1 SI 8.0H Remark: Maximum B-Plus quantity is 32, Cabinet quantity is 8. -
Page 22: B-Box Configuration List With Goodwe Es-On/Off Grid
≥12 ≥3 SI 6.0H ≥12 ≥3 SI 8.0H Remark: Maximum B-Plus quantity is 32,Cabinet quantity is 8. 8.2 B-BOX configuration list with GOODWE ES-On/Off grid 1 Phase on Grid Inverter Type B-Plus 2.5 Cabinets ≥1① ≥1 3.6kW ≥1 ≥1① 4.6kW 1 Phase off Grid Inverter Type B-Plus 2.5... -
Page 23: B-Box Configuration List With Victron Multiplus/Multigrid-On/Off Grid
8.4 B-BOX configuration list with Victron Multiplus/Multigrid-On/Off grid 1 Phase on Grid Inverter Type B-Plus 2.5 Cabinets ≥1 ≥1 3KVA ≥1 ≥1 5KVA 1 Phase off Grid Inverter Type B-Plus 2.5 Cabinets ≥3 ≥1 3KVA ≥5 ≥2 5KVA 3 Phase on Grid Inverter Type B-Plus 2.5 Cabinets... -
Page 24: B-Box Configuration List With Victron Quattro- On/Off Grid
8.6 B-BOX configuration list with Victron Quattro- On/Off grid 1 Phase on Grid Inverter Type B-Plus 2.5 Cabinet ≥1 ≥1 5KVA ≥1 ≥1 8KVA ≥1 ≥1 10KVA ≥1 ≥1 15KVA 1 Phase off Grid Inverter Type B-Plus 2.5 Cabinet ≥3 ≥1 5KVA ≥5... -
Page 25: Normal Issues And Solutions
3 Phase off Grid Inverter Type B-Plus 2.5 Cabinet ≥9 ≥3 5KVA ≥15 ≥4 8KVA ≥18 ≥5 10KVA ≥27 ≥9 15KVA 9 Normal issues and solutions 9.1 Normal alarm displayed on the SRC of SMA sunny island and the solution SMA SRC Reason Solution... -
Page 26: Normal Alarm Displayed On The App Of Goodwe And The Solution
External Alarm - Battery High Current F927(XA08DcHiCur) Discharge External Alarm - Battery High Current F928(XA09DcHiChgCur) Charge 1.Power off; 2.Inspect short connection of cable between P+ and P- F930(XA11Short) External Alarm - Short circuit 3.If short connection is confirmed, please reconnect cable correctly 4.Restart battery F931(XA12Bms) If the red led of the B-Plus 2.5 is on, please... -
Page 27: Normal Alarm Display On The Bmu Of B-Box And The Solution
9.4 Normal alarm display on the BMU of B-BOX and the solution LED of the BMU Reason Solution Flash 1 time Inverter and BMU communication failure 1.Inspect whether the CAN communication cable has been connected correctly and reliability 2.Change BMU in cabinet； Flash 2 times Battery not found Check whether the BMU and first battery are... - Page 28 blinking, showing alarm; Low temperature Automatically resume 3times charge over-current Charge short circuit Automatically resume 4times Discharge short Automatically resume 5times circuit Parallel short Automatically resume 6times circuit Discharge Automatically resume 7times over-current protection High temperature Automatically resume 8times protection Low temperature Automatically resume 9times...
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Page 29: Warranty
Change the battery circuit failure 10 Warranty BYD provides warranties only when the product is installed and used according to the description of user manual / installatio n manual / warranty letter. 11 Login in after sales service web In order to get prompt after sales service after installation, please login your B-BOX information in our after sales service operation online portal. - Page 30 Connected PV module type and number Option equipment Any problems please contact us by below address: Contact us: China BYD LITHIUM BATTERY Co., LTD Customer Service Mailbox: eubatterygrp@byd.com Telephone: +86 0755 89888888 Address: No.1, Baoping Road, Baolong lndustrial Town Longgang Shenzhen, 518116, P.R. China Germany...