A micro-grid system with PV and storage, saving the energy bill outstandingly. Backup function, protecting your property from power outages and saving your diesel cost

DC Coupled Commercial PV + Storage


Technical Specifications

System Configuration

  • PV module
    54 pcs*450W mono PV modules
  • Mounting system
    1 set* 25kWp pitched tile mounting system
  • Hybrid inverter
    1 pcs*30kW rack-type, 3-phase hybrid inverter
  • Battery packs
    1 set*92kWh high-voltage battery system with cabinet
  • Energy meter
    1 unit*3-phase energy meter
  • Optional STS
    1 set* 60kW on-/off-grid auto switching gear, optional
  • DC combiner box
    1 unit*DC combiner box 40kVA
  • Accessories
    MC4 ports and DC cables 1C-4sq.mm DC 1000V solar cable *10m; battery connectors and cables; MC4 ports 1000V 30A IP67 *54pcs

Scenario & Priority

  • Installation site
    Pitched and tile roof
  • Max. building height
    ≤20 m
  • Snow load
    PV module: 5400-7200pa upon request; mounting system: ≤2.4 kN/m2
  • Wind load
    PV module: 2400Pa; mounting system:≤60 m/s

PV Side

  • MPPT number/ max. input strings number
  • PV module number
  • PV array voltage at peak power
  • Peak input power
  • MPPT voltage range
    Inverter: 200-900V; PV module: 41.50Vmpp max.;PV array: 623V
  • Open circuit voltage-Voc
    PV module: 48.9V; PV array: 734V
  • Max. input current
    Inverter: 36.7A; PV module: 10.85A Impp;PV array: 3*10.85A
  • Max. short circuit current
    Inverter: 36.7A; PV module:11.60A; PV array: 3*11.60A

Battery Storage

  • Storage capacity
    92kWh, 6.144kWh*N(N=15)
  • Battery voltage
    768V, 51.2V*N(N=15)
  • Nominal charging/discharging current
  • Nominal battery output power
  • Battery chemistry
  • DoD
  • Lifespan
    ≥4000 times @0.5C, 90%DoD,80%EOL

AC Side Grid-tied

  • AC output power
    23.6 kW
  • Grid voltage

AC Side Off-grid

  • Backup power
    30kW; overload capability: 110%@≥10min; 120%@≥1min
  • On-/off-grid switching time
    On to off ≤20ms; off to on 0ms
  • Nominal backup time
    c.a. 3h

General System Specs

  • Max. efficiency
    Max. system efficiency: ≥86.7%; Inverter MPPT efficiency: 97.10%; battery round trip efficiency: ≥95%; max. PV module efficiency:20.7%
  • Communication
    EMS:Battery: RS485, CAN, Ethernet; Inverter:RS485 ,CAN, Ethernet; Battery: RS485, CAN
  • Operating temperature
    PV array: -40°C to +85°C; Inverter: -25~55℃(derating@>45℃); Battery:-10~+55℃
  • Certifications
    PV module: IEC 61215 61730 PID certificates; Mounting system: designed according to Japan JIS standards. TÜV certified and MCS accredited
  • Warranty
    PV modules: 12 years material and workmanship warranty, 25 years linear output warranty; Inverter: 5 years standard warranty; Battery: 5 years battery warranty; Mounting system: ≥10 years
  • Enclousures
    Inverter: IP20; Battery cabinet: IP55; PV array: outdoor installation
  • Dimensions (W*H*D)
    PV module: 1038*2094*35 mm; Inverter: 435*135*650 mm; Battery cabinet:1300*2300*800 mm; Battery module: 480*200*520 mm
  • Weight
    PV module: 23.5kg; Inverter: 35kg; Battery with cabinet: 1500kg
  • Packaging
    PV modules- qty. per 20ft container:300pcs; qty. per 40ft container:660pcs; qty. per 40ft HQ container: 715pcs Inverters- qty. per pallet: 10 pcs; qty. per 20ft container: 110 pcs,11 pallets qty. per 40ft container: 230 pcs,23 pallets qty. per 40ft HQ container: 276 pcs Batteries- qty. per pallet: 10pcs of battery modules qty. per 20ft HQ continer: 5 sets,9~11 pallets qty. per 40ft HQ container: 10 sets,20~23 pallets
Key Components
30kW Hybrid inverter
  • Optional on/off-grid switch via automatic switchgear
  • 3U rack or wall-mounted installation optional
  • 200~850V wide voltage range, compatible with battery packs of different voltages and capacities
  • 5 years standard warranty, 10 years extendable
  • 100% unbalanced load capacity at off-grid mode
Key Components
SS8-54HS Series 395~415M Mono-Facial Module
  • Gallium doped cell, reducing annual power degradation
  • ≤2% of 1st year degradation, 0.55% annual degradation
  • Half-cut technology, lowering current loss and hot spot risk
  • Compact module design, applicable for different distributed projects
Key Components
Balance Power 92kWh Battery System
  • Natural cooling. Doesn't require expensive cooling and ventilation systems
  • Longer lifetime. 6000 cycles, 10 years battery lifetime
  • Easy to install. Easy to be stacked up and fixed on the floor
  • Fully certified. TUV/CE/IEC62619/IEC62040/UN38.3
Key Components
25kWp Commercial Flat Mounting System
  • Adaptive mid and end clamps design with thickness 35 mm to 50mm adjustable, compatible with the installation of mainstream PV modules.
  • The tilt angle can be adjusted from 10D to 25D.Adopting concrete block or ground screw piles as foundation are both feasible for this system
  • 20 years' quality assurance. Using super high-quality aluminum alloy material, the surface is plated with 15μ oxide film. The production is carried out in our ISO9001 certified factory.Certification and standards.
  • Designed according to Japan JIS standards. TÜV certified and MCS accredited.
Key Components
3-phase Energy Meter
  • Accurate. 0.5 class measurement precision level
  • 3-phase cost-effective meter
  • Easy to install. 35mm din rail mounted
  • High reliability, 5 years’ warranty optional
Key Components
OPTIONAL 60kW On-/off-grid Switching Unit
  • 2U Modular design
  • < 20ms quick switching
  • Communicating with EMS and battery inverter(PCS), the STS can be automatic switching when power outages
Key Components
40kVA DC Combiner Box
  • IP65 design, waterproof, anti dust and anti ultraviolet
  • Strict test for high and low temperature, used widely
  • The simple installation, the simplified system wiring, the convenient wiring
  • The box body is made of cold rolled steel and other metal materials
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