128kWh Lithium Battery Solar energy Storage Rechargeable LifePO4 Battery 460V 280Ah battery pack

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Product Description

This product is composed of high quality lithium iron phosphate core series-parallel connection and advanced BMS management system. It adopts master-slave mode, which is convenient for monitoring and controlling the input and output system. The charging and discharging are independent, it can control the charging current of the AC charger and solar controller according to the battery temperature, voltage and SOC to better protect the battery cells from overcharging, overheating and discharging. It has high reliability and long life, products developed for applications such as solar energy storage, industrial and commercial energy storage, household energy storage, charging piles, data room and other applications.
The product adopts integrated design, higher integration, saving installation space; adopts domestic well-known brand high performance lithium iron phosphate cathode material, good core consistency, design service life of more than 10 years; the input and output circuit breakers are equipped with circuit breakers, which are safer and more reliable, front wiring, convenient installation and maintenance, easy operation; various functions, with single over-voltage/under-voltage, primary and secondary alarm protection, charge/discharge overcurrent, high temperature, low temperature, insulation and short circuit protection and recovery functions; strong compatibility, seamless docking with Invertersolar charge controller, AC/DC charger, charging piles and other major equipment; communication interface forms, CAN2.0 and so on can be customized according to customer needs, convenient system remote monitoring and flexible use. High energy, low power lithium electric equipment, achieve higher energy supply, lower energy consumption, and reduce environmental pollution; adopt all-round, multi-level battery protection strategy and fault isolation measures to ensure the safe operation of the system.

Product advantages:
All-in-one design, high integration and space saving installation
Using high-performance lithium iron phosphate cells, laser welding, good cell consistency, designed service life of more than 10 years
Charging and discharging are controlled separately, which is convenient and reliable to control charging and discharging. The discharge port will not be disconnected when over-charging, and the charging port will not be disconnected when over-discharging, the system has good stability
Master-slave mode, passive equalization, can manage the equalization resistance, can set the equalization start voltage difference, and monitor the equalization resistance temperature, more intelligent and safe, and reduce the impact of barrel effect on system energy storage
BMS adopts NXPUSA automotive-grade high-performance chips, with strong anti-interference, good reliability and wide temperature range
CAN2.0 communication interface, has the advantages of strong real-time performance, long transmission distance, strong anti-electromagnetic interference ability
System parameters can be set through the host computer, such as fan start/stop temperature, charger maximum current setting, charge and discharge current correction, SOC correction, with insulation leakage detection function to prevent oil leakage and short circuit of the cell
Integrate Solar charge controller or AC charger optional, BMS communication control, more safe and reliable;
Cell temperature management, can be automatically controlled with the air conditioner heater according to the cell condition to make the cell works at the most suitable temperature, and can be linked with the fire protection system as needed.
Performance characteristics
Small size and light weight, Maintenance-free
Environmental protection and pollution-free materials, no heavy
Accurately estimate the state of charge of the battery pack, that is, the remaining power of the battery, to ensure that the power of the battery pack is maintained within a reasonable range
Built-in BMS management system with comprehensive protection and monitoring control functions
5 LCD screen display, easy to operate, can check the temperature, voltage, working status, discharge current, dynamic and static SOC algorithm of a single cell, local display of alarm info, alarm level distinction, accurate positioning of abnormal cells
Main control MCU can be centrally controlled and manage peripheral settings AC charging module, inverter module, solar charging module to adjust the charging current and voltage of peripheral devices according to the battery charging curve, making the system more reliable
BMS battery management system, with SOC automatic calibration and high current passive balance function, combined with perfect operation control and management strategy, to achieve accurate and efficient management
EMS energy management system, BMS with solar controller/AC charger, inverter centrally manages charge and discharge, effectively controls the

Basic Information

About Us

Zhejiang Sandi Electric Co., Ltd is an international PV enterprise which is located in the capital of China's electrical appliances Wenzhou. Specialized in the new energy source and electrical source scientific research, development, manufacture and service had surpasses for 15 years.
Sandi company's products are widely applied in solar and wind energy system, Industrial automation control, new energy source, civilian use, electric power, medical treatment, aviation, automatically control system, train, ship, fire power, military system and national heavy engineering project.
Main products: Off grid pure sine wave inverter, Energy Storage LiFePO4 battery, solar charge controller, solar pump inverter, single phase to three phase converter, AC/DC Battery Charger products.
SANDI is recognized by widely customers according to entirely varieties, high quality and service first. The company strictly controls the product quality, strives for perfection, regards the quality as the lifeline of the company, continuously improves the quality management system, and obtains ISO9001, CEEMCLVD, EN62109, EN61000, SAA certificate and approved by international standard, the continuous introduction international advanced production equipment and testing equipment to ensure product quality and timely delivery, we are people-oriented, with solid integrity and perfect service to make customers more secure use of SANDI products and get customers praise.
SANDI company insist on technology as forerunner, keep long-term, good research cooperation with all universities; fetch in and absorb international advanced technology, built strictly quality control system.
We will take the work objective of “unremitting exploration, endeavor and innovation, honesty and dedication, perfect and practicality” and quality guideline of “criterion management, intensive manufacture, quality first, service with all hearts”. Seek excellence, value innovation!
We will ceaselessly struggle and create refulgence with you together.

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