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125kW/261kWh
Energy Storage System

HESS-125-261

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EOS All-in-One C&I Energy Storage System

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    Comprehensive Safety

    Proactive Alert Cell-level monitoring, early warning
    Multi-Level Protection Pack, cluster, cabin isolation
    Fire & Explosion Prevention Triple fire protection, vent design

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    High Efficiency

    High Conversion System efficiency >=87%
    Al-Powered Scheduling Optimized energy dispatch
    Maximized ROl Peak shaving & other revenue streams

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    Simple O&M

    Cloud Diagnosis Fault identification in seconds
    Remote Management Cloud-based monitoring & control
    24/7 technical supporting Expert team always on watch

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    Easy Deployment

    Plug & Play Pre-installed, powered on arrival
    Time Saving Drastically reduces installation time
    Scalable Design Modular expansion as needed

Product Parameters

  • HESS-125-261
  • ModelHEX-HY-261kWh
    Cell TypeLFP 3.2V
    Rated Capacity314Ah
    Configuration1P260S
    Rated Energy261.24kWh
    Operating Voltage Range650–949V
    Rated Current157A
    Max. Charge/Discharge Current200A
    Charge/Discharge Rate0.5C
    Balancing ModePassive Balancing
    Max. PV Input Power240kW
    Max. Input Voltage1000V
    Rated Input Voltage600V
    Startup Voltage180V
    MPPT Voltage Range150–950V
    Max. Input Current10×42A
    Max. Short-circuit Input Current10×60A
    MPPT Quantity / Max. String Quantity10 / 2×10
    Rated Power125kW
    Max. Apparent Power125kVA
    Rated Current189.9A / 180.4A
    Max. Current250A
    Rated Voltage3/N/PE, 220V/380V; 3/N/PE, 230V/400V
    Grid Frequency50/60Hz
    Total Current THDi<3%
    Power Factor>0.99
    Off-grid AC Side
    Rated Power125kW
    Max. Apparent Power1.2×rated for 100s; 1.4×rated for 10s; 1.6×rated for 200ms
    Grid-tie/Off-grid Switching Time<20ms
    Rated Output Voltage3/N/PE, 220V/380V; 3/N/PE, 230V/400V
    Rated Frequency50/60Hz
    Total Voltage THDu<2%
    Fire Protection SystemCabinet-level Aerosol + Pack-level Aerosol + Water Fire Fighting
    Dimension(W×D×H)/Weight1610/1400/2350mm/3000kg
    Cable EntryBottom entry
    Ingress ProtectionIP54
    Cabinet Anti-corrosion GradeC4
    Cooling MethodLiquid Cooling
    External Communication InterfaceRS485/LAN/CAN
    Communication ProtocolMODBUS-RTU, MODBUS-TCP, CAN


solution

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  • 261 all in one拓扑图（多台联机+poc）.jpg