Microgrids with PV, storage and EV charging integrated for business areas of workplaces, hotels, shopping malls etc., where limit electricity power is accessible. It maximizes your PV self-use, enhances your peak EV charging power and protects your building from power outages.

Microgrids for Business


Technical Specifications

System Configuration

  • PV module
    96 pcs*540W Tier 1 mono PV modules
  • Mounting system
    1 set* 52kWp pitched tile mounting system
  • PV inverter
    1 unit*50kW 3-phase string PV inverter
  • Battery inverter
    1 unit* 70kW rack-type, 3-phase battery inverter
  • Battery packs
    1 set*92kWh high voltage battery system with cabinet
  • EV charger
    4 units*22kW AC charger wall-mounted or panel without pillar
  • Optional STS
    1unit* 120kVA on-/off-grid auto switching gear, optional
  • OCPP gateway
    1 unit* OCPP gateway
  • AC distribution cabinet
    1 unit*100kW AC distribution cabinet
  • Accessories
    1 set*MC4 ports and DC/AC cables 1C-4sq.mm DC 1000V solar cable *50m; battery connectors and cables; MC4 ports 1000V 30A IP67 *96pcs

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
    PV Inverter: 200-1000V; PV module: 41.50Vmpp max.;PV array: 498V
  • Open circuit voltage-Voc
    PV module: 49.8V; PV array: 598V
  • Max. input current
    Inverter: 4*28.5A; PV module: 13.02A Impp;PV array: 4*2*13.02A
  • Max. short circuit current
    Inverter: 4*44.5A; PV module:13.77A; PV array: 4*2*13.77A

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, 80%DoD,80%EOL

EV Charging

  • Charging connectors
    Type 2 socket
  • Output voltage
  • Output current
  • Charging power
  • User interface
    Activation: plug&play/RFID card/App; Display: LED indicator(G/Y/R)/2.7'' black&white LCD/4.3'' color touch LCD screen

AC Side Grid-tied

  • AC output power
  • Grid voltage

AC Side Off-grid

  • Backup power
    70kW; overload capability: 110%@≥10min; 120%@≥1min
  • On-/off-grid switching time
    On to off ≤20ms; off to on 0ms
  • Nominal backup time
    C.a. 1h

General System Specs

  • Max. efficiency
    Max. system efficiency: ≥95%; Inverter MPPT efficiency: 98.8%; battery inverter charging/discharging efficiency:98.2% battery round trip efficiency: ≥95%; max. PV module efficiency:21.13%
  • Communication
    EMS:RS485, CAN, Ethernet; PV inverter: RS485, optional: Wi-Fi, GPRS; Battery inverter:RS485 ,CAN, Ethernet; Battery: RS485, CAN; Charger:WiFi, Bluetooth optional, supporting OCPP1.6Json(OCPP2.0 optional)
  • Operating temperature
    PV array: -40°C to +85°C; PV inverter:-25~60℃; Inverter: -25~55℃(derating@>45℃); Battery:-10~+55℃; Charger:-30~+50°C
  • Certifications
    PV module: IEC 61215 61730 PID certificates; Mounting system: designed according to Japan JIS standards. TÜV certified and MCS accredited; Charger:EN/IEC61851-1:2017,EN/IEC61851-21-2:2018PV Inverter: G98 or G99, VDE-AR-N 4105 / VDE V 0124, EN 50549-1, VDE 0126 / UTE C 15 / VFR:2019, RD 1699 / RD 244 / UNE 206006 / UNE 206007-1, CEI 0-21, C10/11, NRS 097-2-1, EIFS 2018.2, IEC 62116, IEC 61727, IEC60068, IEC 61683, EN 50530, IEC/EN 62109-1/-2, IEC/EN 61000-6-2/-4; Battery inverter:TÜV/G99/CE/CQC; Charger:EN/IEC61851-1:2017,EN/IEC61851-21-2:2018; RCD 30mA Type A + 6mA DC; meter MID certified
  • Warranty
    PV modules: 12 years material and workmanship warranty, 25 years linear output warranty; Mounting system: ≥10 years; PV/Battery Inverter: 5 years standard warranty; Battery: 5 years battery warranty; Charger: 2 years
  • Enclousures
    PV array: outdoor installation; PV Inverter: IP65; Battery inverter: IP20; Battery cabinet: IP55; Charger:IP54,IK08, galvanized steel
  • Dimensions (W*H*D)
    PV module: 1133*2256*35 mm; PV inverter: 630*700*357mm; Battery inverter: 435*135*650 mm; Battery cabinet:1300*2300*800 mm; Battery module: 480*200*520 mm; Charger: 218*353*138 mm
  • Weight
    PV module: 23.5kg; PV inverter: 63kW; Battery inverter: 35kg; Battery with cabinet: 1500kg; Battery module:55kg; Charger:3.2kg
  • Packaging
    PV modules- qty. per pallet: 30pcs; qty. per 40ft HQ container: 600pcs; PV inverters- qty per pallet: 4 pcs; qty. per 20ft container: 84 pcs; qty. per 40ft container: 168 pcs; Battery 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; Charger-N/A
Key Components
540W Tier 1 Bifacial Double Glass PV Modules
  • A BNEF Tier1 module manufacturer with over 32 years of manufacturing excellence and 6 GW module production capacity
  • Anti PID. Limited power degradation caused by PID effect is guaranteed under the strict testing condition for mass production
  • 12 years product guarantee and 30 years output guarantee
  • 0.5% annual degradation after the first year
  • More power output in weak light condition, such as haze, cloudy and early morning
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
70kW Battery Inverter
  • Optional on/off-grid switch via automatic switchgear
  • 3U rack or wall-mounted installation optional
  • 98.2% peak efficiency with 600~900V high battery voltage
  • G99/CE/TÜV certified, as well as CEC listed, for European and Australian application
  • 5 years standard warranty, 10 years extendable
Key Components
50kW Three Phase String Inverter
  • Max. efficiency 99%
  • Wide voltage range and low startup voltage
  • 4 MPPT input, each rated current is 28.5A, compatible with high power module
  • Intelligent redundant fan-cooling
  • Perfect commercial site monitoring solution
  • Anti-resonance, supporting over 6MW parallelled in one transformer
Key Components
22kW AC Commercial Charging Wallbox
  • Available in 22 and 7kW versions , applicable for Europe
  • Free app allows energy monitoring and charge scheduling
  • Compact neat design, wallbox or floor-standing installation
  • RFID reader for additional security
  • RCD Type A and 6mA DC residual current detection
  • OCPP communication protocol with CMS
Key Components
50kW Commercial Solar Carports (3*16.35kWp Subsystem)
  • Modular design, capacity extendable based on standard module with 15 to 20kW, 30 to 36 pcs of PV panels for 4-car parking
  • Click-into-rail design for quick installation and adaptive clamps compatible with PV panels depths from 35 to 50mm
  • 15 years warranty, 20 design life with extreme weather tolerable
  • Designed according to Japan JIS standards; TÜV certified and MCS accredited; ISO9001 certified factory
Key Components
OPTIONAL 120kW on-/off-grid auto switching gear, optional
  • 2U Modular design
  • The STS is compatible with both SINY NESI series battery inverter and solar battery hybrid inverters
  • < 20ms quick switching
  • Communicating with EMS and battery inverter(PCS), the STS can be automatic switching when power outages
Key Components
OCPP Gateway
  • Compatible with OCPP 1.6(JSON)
  • Support Ethernet/WIFI/4G
  • Support to connect with max. 12pcs of chargers
  • IP21 protection class
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
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