BYD 5KWH Battery Box Premium LV Flex Lite User Guide

: June 6, 2024
: BYD

BYD

BYD 5KWH Battery Box Premium LV Flex Lite

Legal Provisions

All the information in this document is the property of Shenzhen BYD Electronic Co,. LTD. No part of this document could be reproduced in any way for business use. Internal use is allowed.
Shenzhen BYD Electronic Co,. LTD makes no representations or warranties express or implied, with respect to this document or any of the equipment and/or software it may describe, including
(with no limitation) any implied warranties of utility, merchantability, or fitness for any particular purpose. All such representations or warranties are expressly disclaimed. Neither Shenzhen BYD Electronic Co,. LTD nor its distributors or dealers shall be liable for any indirect, incidental, or consequential damages under any circumstances.
The exclusion of implied warranties may not apply in all cases under some statutes, and thus the above exclusion may not apply.
Specifications are subject to change without notice. Every effort has been made to make this document complete, accurate, and up-to-date. However, Shenzhen BYD Electronic Co,. LTD may need to make some improvements under certain circumstances without advance notice. Shenzhen BYD Electronic Co,. LTD shall not be responsible for any loss caused by this document, including, but not limited omissions, errors, typographical errors, arithmetical errors, or listing errors in this document.
All trademarks are recognized.

Limited Warranty
You can download the current Limited Warranty from the Internet at websites:
BYD Global Service, www.bydbatterybox.com,
BYD service partner in Europe, www.eft-systems.de,
BYD service partner in Australia, www.alpspower.com.au.
Shenzhen BYD Electronic Co,. LTD
No.1, Yan’an Road Kuichong, Dapeng, Shenzhen, Guangdong Province, 518118，P.R. China

Information on this Document

Validity
This document is valid for the Battery-Box LV Flex Lite.
Target Group
The instructions in this document may only be performed by qualified persons who must have the following skills:

Knowledge of how batteries work and are operated
Knowledge of, and adherence to the locally applicable connection requirements, standards, and directives*
The local standard for Australia is AS/NZS 5139:2019
Knowledge of, and adherence to this document and the associated system documentation, including all safety instructions
Knowledge of how an inverter works and is operated
Training in dealing with the hazards associated with the installation and operation of electrical equipment and batteries
Training in the installation and commissioning of electrical equipment

Failure to do so will make any manufacturer’s warranty, guarantee or liability null, and void unless you can prove that the damage was not due to non- compliance.

Content and Structure of this Document
This document contains safety information and instructions on installing, connecting, and commissioning. Please finish reading this document before taking any actions on the battery system.
The latest version of this document and the manual for installation, commissioning, and operation are to be found in PDF format at our websites.
This document only contains brief information and may deviate from the real system.

Safety

Intended Use

The battery system is for residential and works with a photovoltaic system. It is a 48V Li-ion battery storage system, with the control module on itself. It could be operated in on-grid mode with compatible inverters.
The system should be operated together with Battery-Box Premium LV BMU. The overall system could be connected with the Internet through network cable for diagnosis and firmware updates.
The system must only be used as stationary equipment.
The system is suitable for indoor use.
The system must only be operated in connection with a compatible inverter. The list (BYD Battery-Box LV Flex Lite Minimum Configuration List) of these inverters could be read at our websites.
The system is not suitable for supplying life-sustaining medical devices. Please ensure that no personal injury would lead due to the power outage of the system.
Alterations to the BYD system, e.g., changes or modifications are not allowed unless the written permission of BYD is achieved.
Please download Be Connect from Google Play or App Store to accomplish the commissioning of the system.
The enclosed document is an integral part of this system. Keep the documentation in a convenient, dry place for future reference and observe all instructions contained therein.
The type label should always be attached to the system.

IMPORTANT SAFETY INSTRUCTIONS

The system has been designed and tested under international safety requirements. However, to prevent personal injury and property damage and ensure long-term operation of the system, please do read this section carefully and observe all safety information at all times.

Battery Module Leakage
If the battery modules leak electrolytes, contact with the leaking liquid or gas should be avoided. The electrolyte is corrosive, and the contact may cause skin irritation and chemical burns. If one is exposed to the leaked substance, do these actions:
Inhalation: Evacuate the contaminated area and seek medical help immediately.
Eye contact: Rinse eyes with flowing water for 15 minutes and seek medical help immediately.
Skin contact: Wash the affected area thoroughly with soap and water and seek medical help immediately.
Ingestion: Induce vomiting and seek medical help immediately.

Firefighting Measures
The battery modules may catch fire when it is put into the fire. In case of a fire, please make sure that an ABC or carbon dioxide extinguisher is nearby. Water cannot be used to extinguish the fire.
Full protective clothing and self-contained breathing apparatus are required for the firefighters to extinguish the fire.

Battery Modules Handling and Storage Guide

• The battery modules and its components should be protected from damage when transporting and handling.
• The weight of the system may cause injury risk. Please take the weight of the system into account while the system is transported and lifted carefully.
• Do not impact, pull, drag, or step on the battery modules.
• Do not insert unrelated objects into any part of the battery modules.
• Do not throw the battery module into a fire.
• Do not soak the battery modules in water or seawater.
• Do not expose to strong oxidizers.
• Do not short circuit the battery modules.
• The battery modules cannot be stored at high temperatures (more than 60 ℃).
• The battery modules cannot be stored directly under the sun.
• The battery modules cannot be stored in a high humidity environment.
• Use the battery modules only as directed.
• Do not use the battery modules if it is defective, or appears cracked, broken or otherwise damaged, or fails to operate.
• Do not attempt to open, disassemble, repair, tamper with, or modify the battery modules. The battery modules are not user-serviceable.
• Do not use cleaning solvents to clean the battery modules.

Notice of Property Damage
If the battery system doesn’t start at all, please contact BYD authorized service partner within 48 hours. Otherwise, the battery could be permanently damaged.
When the system is installed, it needs to be able to charge and discharge to avoid a deep discharge condition. After the installation, this needs to be checked once a month. If the battery system is not working normally, please get in contact with your local service partner.
During the storage of the battery system, please mind the maximum storage time.

Surge Protection
Overvoltages (e. g. in the event of a flash of lightning) can be further conducted into the building and to other connected devices in the same network via the network cables or other data cables if there is no surge protection.
Ensure that the system is integrated into the existing surge protection.

Safety Information of the Inverter Manufacturer
Please read and observe all safety information of the inverter manufacturer.

Symbols on the Battery System

Observe the documents
Observe all documents supplied with the system.
Grounding conductor
This symbol indicates the position for connecting a grounding conductor.
WEEE designation
Do not dispose of the system together with the household waste but in accordance with the disposal regulations for electronic waste applicable at the installation site.
CE marking
The system complies with the requirements of the applicable EU directives.
Place it straight up, without inclination or upside down.
Handle with care
Keep it dry
Keep the battery modules away from open flame or ignition sources.
Beware of electrical voltage.
Beware of a danger zone.
This symbol indicates that the system must be additionally grounded if additional grounding or equipotential bonding is required at the installation site.
Keep the battery modules away from children.
RCM (Regulatory Compliance Mark), a brief guide to electrical equipment approvals in Australia
Do not short circuit.

EU Declaration of Conformity
The battery system described in this document complies with the applicable European directives. The certificate is available in the download area of our websites.