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SOSIAT China All-in-One PV + ESS System from top Suppliers - Smart, Safe, and Reliable Factory Solutions
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SOSIAT China All-in-One PV + ESS System from top Suppliers - Smart, Safe, and Reliable Factory Solutions

Discover the leading solutions from a top-tier brand, KaDDer, known for its quality assurance and commitment to safety and reliability. As a prominent China supplier, our products offer flexible deployment options, enabling parallel expansion and independent operation both on and off the grid.

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With advanced smart energy management, KaDDer ensures refined control over all battery systems. Our robust safety features include active and passive dual fire warning systems, as well as comprehensive PACK and full container fire protection.

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Experience fully automatic intelligent operation for PV, Energy Storage Systems (ESS), generators, and mains power strategies, tailored to meet the demands of modern energy solutions. Trust in KaDDer, your reliable factory partner for innovative energy management technology in China.

    Product Overview

    The PV&ESS integrated system is a highly innovative integrated photovoltaic energy storage device that has been carefully designed to fully meet the evolving needs of energy storage systems (ESS) and photovoltaic energy storage distributed systems. This cutting-edge device has many outstanding features. Its energy-saving design significantly reduces operating power consumption, contributing to long-term cost savings and environmental sustainability. The high energy density enables it to store a large amount of energy in a relatively compact space, thereby optimizing the use of available space.

    The system can quickly connect and disconnect from the grid, ensuring seamless integration with the PV system. This feature is critical for both grid-connected and off-grid applications, providing flexibility and reliability. The system has strong environmental adaptability and its small footprint makes it an ideal choice for projects with limited installation space.

    Key System Components

    Sturdy Cabinet
    Provides reliable structural protection for internal components.
    Air-Cooled AC
    Efficient thermal management and precise temperature control.
    Inverter & BMS
    High-efficiency power conversion combined with smart battery management.
    Safety Systems
    Integrated aerosol fire protection and electrical safety auxiliaries.

    This integrated photovoltaic and energy storage device has a wide range of applications. In photovoltaic energy storage projects, it can efficiently store excess solar energy generated during the day and release it when needed, thereby improving the utilization rate of renewable energy.

    PV & ESS Integrated System Overview

    Product Parameters

    System specifications 20kW/51.2kWh 30kW/61.44kWh 50kW/107kWh
    System battery DC voltage 512V 614V 716V
    Battery voltage range 432-576VDC 490-690VDC 582-806VDC
    Cell type LFP 3.2V/100Ah LFP 3.2V/100Ah LFP 3.2V/150Ah
    Single PACK configuration 102.4V100Ah/10.24kWh 102.4V100Ah/10.24kWh 102.4V150Ah/15.36kWh
    Number of system PACKs 5PCS 6PCS 7PCS
    Total system capacity 51.2kWh 61.44kWh 107kWh
    Rated power of inverter 20kW 30kW 50kW
    MAX. PV input power 26kW 39kW 65kW
    Charge discharge rate ≥0.5C ≥0.5C ≥0.5C
    Thermal management method Intelligent air cooling
    Discharge depth & Battery life 90%DOD >6000Times(0.5C@25℃) Energy retention rate≥80%
    Fire Protection Plan PACK aerosol/ Cabinet aerosol
    Rated grid voltage 380VAC (3L+N+PE)
    Rated grid frequency 50/60Hz±5Hz
    Communication method CAN/RS485/WiFi (4G Optional)
    Operating mode On/ off grid
    Access method Communication bottom inlet/3phase/3L+N+PE
    Temperature for use 0℃~+50℃
    Environmental humidity for use 0~95%RH
    Storage temperature -20℃~+60℃
    Working altitude 2000m (>2000m Reduced usage)
    Protection grade IP54
    Product size 1100*1260*1525mm 1100*1260*1725mm 1255*1445*1960mm
    Product weight 1100kg 1250kg 2100kg

    Frequently Asked Questions (FAQ)

    What are the main configurations of the PV&ESS integrated system?
    The system is available in three standard specifications: 20kW/51.2kWh, 30kW/61.44kWh, and 50kW/107kWh to meet different energy storage capacity and power requirements.
    What type of battery cells are used, and what is their expected lifespan?
    The system uses high-quality Lithium Iron Phosphate (LFP) cells. It features a depth of discharge (DOD) of 90% and offers a battery life of over 6,000 cycles (at 0.5C and 25℃) with an energy retention rate of ≥80%.
    Does the system support off-grid operation?
    Yes, the PV&ESS integrated system operates in both on-grid and off-grid modes, providing flexibility and reliable power supply during grid interruptions.
    What safety and fire protection measures are included?
    The system is designed with safety as a priority. It includes a Battery Management System (BMS), an electrical safety auxiliary system, and dual-layer aerosol fire protection (both PACK aerosol and Cabinet aerosol).
    Is the system suitable for outdoor installation?
    Yes, the system features an IP54 protection grade, intelligent air cooling for thermal management, and can operate in temperatures ranging from 0℃ to +50℃, making it highly adaptable to various environments.
    What communication interfaces are supported?
    The system supports standard communication methods including CAN, RS485, and WiFi. 4G connectivity is also available as an optional configuration.