BYD Battery-Max Lite 30 Operating Instructions Manual
BYD Battery-Max Lite 30 Operating Instructions Manual

BYD Battery-Max Lite 30 Operating Instructions Manual

Commercial storage solution
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Operating Manual
BYD COMMERCIAL STORAGE SOLUTION
Battery-Max Lite
ENGLISH
Version 1.0

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Summary of Contents for BYD Battery-Max Lite 30

  • Page 1 Operating Manual BYD COMMERCIAL STORAGE SOLUTION Battery-Max Lite ENGLISH Version 1.0...
  • Page 2: Trademarks And Permissions

    Shenzhen BYD Electronics Co., Ltd. Trademarks and Permissions and other BYD trademarks used in this manual are the property of Shenzhen BYD Electronics Co., Ltd. All other trademarks and trade names mentioned in this document are the property of their respective owners.
  • Page 3: Table Of Contents

    3.5. Technical Specifications ............................18 3.6. Safety Equipment ..............................19 3.6.1. Smoke Detector ............................19 3.6.2. Door Status Sensor ..........................19 3.6.3. Emergency Stop Button ...........................19 3.6.4. Alarm Light ..............................20 3.6.5. LED Status ..............................20 Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 4 5.12.2. Measure the Voltage of All the Battery Modules ................32 5.12.3. Install the Battery Module ........................32 5.13. Adjust the Position of the Positive Power Cable Junction Kit ..............33 6. Electrical Connection ............................. 34 Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 5 8.1. Switch On the Battery System ........................... 56 8.2. Switch Off the Battery System ...........................56 8.3. Black Start Function ............................56 8.4. Wi-Fi ..................................56 8.5. Air Conditioning Working Strategy ........................57 8.5.1. Cooling Mode ............................57 Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 6 12.3.2.3. Maintenance (Every Six Months to Once a Year) ..............64 13. Disposal of the Battery ..........................65 14. Contact Information ............................ 66 Appendix 1 Connection Options with Inverters ..................... 67 Appendix 2 Checklist ............................70 Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 7: Information In This Document

    DANGER Indicates a hazardous situation which, if not avoided, could result in death or serious injury. WARNING Indicates a hazardous situation which, if not avoided, could result in death or serious injury. Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 8: Symbol On Products

    This symbol indicates the position for connecting a grounding conductor. Disposal Do not dispose of the system together with household waste. Please contact BYD service team (contact information at the end of this document) to dispose of it in accordance with regulations for electronic waste and used batteries.
  • Page 9: Designation In The Document

    Keep the battery modules away from children. 1.4. Designation in the Document Designation in this document Complete designation Battery system Battery-Max Lite Battery Information Collector Shenzhen BYD Electronics Co., Ltd. Micro Control Unit Power Distribute Unit State of Charge Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 10: Safety Information

    Full protective clothing and self-contained breathing apparatus are required for the firefighters to extinguish the fire. 2.2.3. Battery Modules Handling and Storage Guide • The battery modules and its components should be protected from damage when transporting and handling. Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 11: Electrical Safety

    When laying the network cables or other data cables outdoors, it must be ensured that a suitable surge protection device is provided at the transition point of the cable from the battery system or the inverter outdoors to the inside of a building. Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 12: Installation And Wiring

    Perform electrical connection when there is no sandstorm and the weather is fair and dry. NOTICE Damage to the battery system due to undervoltage • If the battery system doesn't start at all, please contact BYD local after-sales service within 48 hours. Otherwise, the battery could be permanently damaged. 2.4. Installation and Wiring WARNING In the whole process of mechanical installation, the relevant standards and requirements of the project location must be strictly observed.
  • Page 13: Transporting The Battery

    WARNING There are no user-maintainable parts inside the battery module. Only personnel approved by BYD can remove, replace and dispose of the batteries. Users are not allowed to maintain batteries without guidance. WARNING To ensure continuous fire protection, replacement of internal components should only be performed by professional personnel.
  • Page 14 Convention on the International Carriage of Dangerous Goods by Road must be carried in the vehicle. • The outer packaging of the battery module must not be opened during transport. Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 15: Product Description

    3. Product Description 3.1. Model Description This document involves the product model: Battery-Max Lite 30, 37.5, 45, 52.5, 60, 67.5, 75, 82.5, 90. 3.2. Product Introduction It is a high-voltage Li-ion battery storage system, with the control module on itself. It could be operated in on-grid, off-grid and backup modes with compatible inverters.
  • Page 16: Components

    3.4. Components 3.4.1. Components (exterior) Name Name Door Alarm light Emergency stop button Door lock Pressure relief window Cover Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 17: Components (Internal)

    Wi-Fi module Alarm light PDU handle switch Positive junction kit B+/ B- cable Battery module Air conditioner control panel Negative junction kit Light Cover Smoke detector PDU interface panel Door status sensor Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 18: Technical Specifications

    DC Usable Energy, Test conditions: 100% DOD, 0.2 C charge & discharge at + 25 °C. System usable energy may vary due to system configuration parameters. Power derating will occur between -20 °C and +5 °C. Conditions apply. Refer to BYD Battery-Max Lite Limited Warranty Letter. Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 19: Safety Equipment

    At the same time, the emergency stop signal will be sent to the MCU, and the MCU will respond according to the received emergency stop signal, such as disconnecting the positive and negative relays, recording the action information of the emergency stop button, etc. Circuit diagram: Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 20: Alarm Light

    3.7. Interface BYD Max Lite BYD Max Lite is an app for Android and iOS system devices which can be downloaded from Google Play or App Store. With BYD Max Lite, you can update the firmware, configure the battery system, read the battery status and events, download logs, etc.
  • Page 21: Scope Of Delivery

    4. Scope of Delivery 4.1. Battery Module Package Position Quantity Designation Battery module M6*16 screw for fixing the battery module(s) Fan cable 1 (between battery modules) BIC communication cable Copper bar 1 (adjacent battery modules) Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 22: Cabinet Package

    Positive power connector Negative power connector Plug and pull terminal Fan cable loop terminal BIC loop terminal SPI cable Fan cable 2 (PDU to module) Expansion screw M12*70 Cover M6*35 for fixing the cover Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 23: Installation

    The cabinet weighs 1.3 tons when fully loaded. A solid support surface must be available. At least the following requirements shall be met during foundation construction: The soil at the installation site should be compact. Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 24 Both ends of all embedded pipes should be temporarily sealed to prevent impurities from entering and causing troubles to later wiring. Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 25: Requirements For Installation Space

    The space of the back of the product is not required, so the products can be installed "back to back" to save installation space. The top view of installation space could be read below: Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 26: Requirements For Top Space

    If the installation site is flat, you can use a forklift to move the cabinet. The bottom of the cabinet equipped with fork site specially used for forklift transportation. If a forklift is used, the following requirements should be met: • The forklift should be equipped with sufficient load capacity. Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 27: Hoisting And Transport

    • Please lift the cabinet form the top. • Take all necessary auxiliary measures to ensure the safe and smooth lifting of the devices. The cabinet connection points of the lifting device can be see below: Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 28: Hoisting

    The following tools may be required during the installation process : Marker Wire Stripper Phillips Screwdriver Bit Torx screwdriver Bit Flat-Head Screwdriver Hydraulic pliers Drill Tape Measure Lifting device Forklift Torque Wrench Network Wire Clamp hot wind Cylinder Screwdriver Multimeter Rubber Mallet Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 29: Safety Gear

    OT terminal suitable for M6 screw f) M6 screw g) Heat shrink tubing 5.8. Fixed Installation Positions need to be fixed at the bottom of the cabinet are marked in the drawing below. Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 30: Drilling The Holes

    The alarm light is facing downward by default. You need to loosen the M5 screws that secure the alarm light first, then rotate the alarm light upward, and then tighten the M5 screws with a Torx electric screwdriver (T25) (Torque: 5 Nm). Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 31: Open The Door

    5.12. Installing the Battery Modules 5.12.1. Notes for Unpacking and Handling the Battery Module Before unpacking the battery module, please check whether the packaging and battery module are damaged. If damaged, please contact BYD or BYD authorized service partner. CAUTION •...
  • Page 32: Measure The Voltage Of All The Battery Modules

    After pushing the battery module in, the four holes on the module mounting ears will align with the screw holes on the cabinet. Please fix them with four M6*16 screws with a sleeve electric screwdriver (bit model A/F10) (Torque: 7 Nm). Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 33: Adjust The Position Of The Positive Power Cable Junction Kit

    5. Secure the positive power cable junction bit with a sleeve electric screwdriver (bit model A/F10) (Torque: 7 Nm). 6. Secure the four M4 screws with a phillips electric screwdriver (PH2) ((Torque: 2.5 Nm). Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 34: Electrical Connection

    Ensure that all cables and wires have sufficient space for any bends. • Adopt the necessary auxiliary measures to reduce the stress applied to cables and wires. • Check carefully that the connection is correct and secure after completing each connection. Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 35: Preparation Before Wiring

    6.2.1. Procedure for Assembling the External Cable Glands There are 6 pre-assembled external cable glands. Overview: Small nut Gasket Main body Waterproof ring Large nut Plug Procedure: 1. Detach all the part of the external cable gland. Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 36 • If an external cable gland is not used, please make sure the hole is well covered by the plug before finishing installation. otherwise, the water has the possibility to get inside of the cabinet. Overview of the wiring hole: Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 37: Connecting A Ground Cable For The Cabinet

    Put the ground cable through the wiring hole and assemble the external cable glands according to the mentioned in section 6.2.1. Secure the ground cable using M6 screw with a sleeve electric screwdriver (bit model A/F10) (Torque: 7 Nm). Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 38: Battery Module And Pdu Wiring

    6.4.1. Battery Module Connection Interface Instruction Position Designation Negative port of battery module Positive port of battery module Fan parallel connection port BIC communication port for connecting the upper module BIC communication port for connecting the lower module Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 39: Pdu Connection Interface Instruction

    Ground cable connection port The communication interface with the inverter, including RS485, CAN, Modbus TCP communication protocol interface, 8-Pin interface Parallel communication interface, “IN” and “OUT” port RJ45 port for Ethernet cable connection Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 40: Connect The Bic Communication Cable

    4. Plug one side of the SPI cable (O, in the scope of delivery) to the bottom battery module port e, and other side connect to the port k of the PDU. Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 41: Connect The Fan Cable

    PDU. Connect the other side of the fan cable 2 (P, in the scope of delivery) to the fan cable 1 (C, in the scope of delivery) of the bottom module. Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 42: Dc Connection For The Battery Modules

    (negative, both end of the connectors are black). Note: Don't forget to reinstall all the magnetic cover when all wiring for the battery module is completed. Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 43: Power Cable Connection

    • Conductor cross-section: 3 AWG/25 mm². The diameter of the cable should be 10.6 ± 0.4 mm . Follow the requirements of the inverter manufacturer. • Insulation stripping length: 16.5+0.5 mm. Power connector composition could see below: Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 44 Tighten the OT terminal and the socket terminal using a M5×8 screw with a Torx electric screwdriver (T25) (Torque: 5-6Nm). Assemble the buckle cover assembly to the plug housing assembly. Note: the buckle should correspond to the buckle groove on the housing. Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 45 10. Rotate the buckle cover so that the arrow points to the locked position, refer to the right drawing. 11. Put the power cables through the wiring hole and assemble the external cable glands according to the mentioned in section 6.2.1. Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 46: Communication Cables Connection To An Inverter

    RS485B) must be a twisted pair. If necessary, trim unused insulated conductors flush with the cable sheath or fold it over the cable sheath. Press the button with a flat-head screwdriver, as shown in the drawing. Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 47 Make sure that the conductors are plugged into the terminal points tightly by pulling slightly on the conductors. Put the communication cable through the wiring hole and assemble the external cable glands according to the mentioned in section 6.2.1. Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 48: Network Cable Connection To External Router

    Plug the RJ45 plug of the network cable to the corresponding RJ45 port on the PDU. Put the other side of the network cable through the wiring hole and assemble the external cable glands according to the mentioned in section 6.2.1. Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 49: Auxiliary Ac Power Supply Connection

    Insert the plug and pull terminal into the corresponding port i of the PDU. Assembling the external cable glands according to the method mentioned in 6.2.1. Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 50: Install The Cover

    M6*35 screws (T, in the scope of delivery) with a Torx electric screwdriver (bit model : T30) (Torque: 7 Nm). Install the rear cover (S, in the scope of delivery) of the cabinet in the same steps. Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 51: Parallel Communication Connection Between Cabinet

    RJ45 plug to the “IN” Port of the first slave cabinet. Assembling all the external cable glands according to the method mentioned in 6.2.1. Follow the above steps for the remaining cabinets. Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 52: Commissioning

    If it failed to switch on the battery system, please read Chapter 10 Troubleshooting and also the Service Manual. IF THE PROBLEM STILL CANNOT BE SOLVED, CONTACT OUR LOCAL AFTER-SALE SERVICE TEAM WITHIN 48 HOURS. Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 53: Configuration

    “Skip” to skip the firmware checking. After downloading the firmware, tap the button “Check WIFI Settings to connect the Wi-Fi of the battery, which begins with “BYD-”, and the full name could be found at the label on the PDU.
  • Page 54 If there is a problem, go back and do the configuration again. Note: Restart the BYD Max Lite if the App has a problem. Please note that the SOC of the battery may not be accurate until a full charge and discharge cycle after the configuration is completed.
  • Page 55: Switch On And Commission The Inverter

    If the alarm light is solid red, and/or there are some battery errors shown at the inverter, please refer to Chapter 11 Troubleshooting of this manual and also read the Service Manual. Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 56: Operation

    Restart the system or press the LED button for around one second while the system is on if the Wi-Fi is disappeared could activate the Wi-Fi again. Press the LED button three times (each time around one second) within six seconds could reset the Wi-Fi. Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 57: Air Conditioning Working Strategy

    Fan control logic Full speed Stop Full speed Note: The priority of the air conditioning is higher than the fan. The battery cell temperature is based on the NTC detection temperature of the module. Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 58: Decommissioning

    If the battery system is to be stored or shipped, pack the system. Use the original packaging or packaging that is suitable for the weight and dimensions of the system. Dispose of the battery system in accordance with the locally applicable battery disposal regulations for electronic waste. Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 59: Extension

    Switch off the battery system following the procedures in section 7.2. Adjust the position of the positive cable junction box. Add the new battery module(s) and connect all the required cables. Switch on the battery system following the procedures in section 7.1. Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 60: Troubleshooting

    It is highly recommended to connect the battery system to the internet. The app (BYD Max Lite) and PC application (BYD Max Lite Plus) can display battery errors (refer to section 3.7 for more information regarding these tools.)
  • Page 61: Maintenance And Storage

    Relative humidity of the storage Storage time temperature environment Below -10°C Not allowed -10~25°C 5%~70% ≤ 12 months 25%≤SOC≤60% 25~35°C 5%~70% ≤ 6 months 25%≤SOC≤60% 35~50°C 5%~70% ≤ 3 months 25%≤SOC≤60% Above 50°C Not allowed Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 62: Maintenance

    12.3.1. Precautions Before Maintenance WARNING Do not open the door to maintain the device in rainy, humid or windy days. BYD shall not be held liable for any damage caused by violation of the warning. Avoid opening the cabinet door when the humidity is high in rain, snow or fog, and make sure that the seals around the cabinet door do not curl when the door is closed.
  • Page 63: Maintenance (Once A Year)

    Check the running status of fans. • Check whether fans are blocked. • Check if there is abnormal noise during operation of the fans. Screw • Check whether internal screws are in place. Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 64: Maintenance (Every Six Months To Once A Year)

    Check the AC breaker, handle switch annually to ensure the good mechanical Device maintenance operation. • The fan is a wearing part and it is recommended that it is replaced when abnormalities are found. Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 65: Disposal Of The Battery

    • Batteries contain important raw materials, such as iron, zinc, manganese, copper, or nickel, and can be recycled. • For more information or to arrange a collection please contact BYD Service Partner (see contact details at the bottom of this document).
  • Page 66: Contact Information

    Note: Please also see the Battery-Max Lite Service Manual for troubleshooting. The latest version is available at our website: www.bydbatterybox.com or www.bydenergy.com. BYD Global Service Email bboxservice@byd.com Telephone +86 755 89888888-47175 Address No.3009, BYD Road, Pingshan, Shenzhen, 5118118, P. R. China Website www.bydbatterybox.com / www.bydenergy.com https://www.facebook.com/BatteryBoxBYD Social Media Link https://x.com/BYD_BatteryBox https://www.linkedin.com/company/byd-battey-box Europe...
  • Page 67: Appendix 1 Connection Options With Inverters

    Appendix 1 Connection Options with Inverters Before the installation, please first check if the planned configuration is already released according to the latest Battery-Max Lite Compatible Inverter List. Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 68 Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 69 Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 70: Appendix 2 Checklist

    Battery Configuration PDU Serial Number (e.g., Max Lite 90)   PDU Firmware PDU Connected to Internet Inverter Brand + Model Inverter Serial Number Inverter Firmware System Name on Inverter Portal Commissioning Date Copyright © Shenzhen BYD Electronics Co., Ltd.
  • Page 72 17359077-00...

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