Highlights

  • High power generation
  • 12 MPPT tracking
  • Bifacial module support
  • Reliable IP68 cooling
  • Grid-friendly power control
Brand: Sineng

Sineng SP-350K-INH High-Efficiency 3-Phase Grid-Tied String Inverter

SKU: INV00027

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Highlights

  • High power generation
  • 12 MPPT tracking
  • Bifacial module support
  • Reliable IP68 cooling
  • Grid-friendly power control
Brand: Sineng

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    Description

    The Sineng SP-350K-INH is a cutting-edge 3-phase grid-tied string inverter designed for large-scale solar PV installations. It combines high efficiency, multiple MPPT tracking, and robust reliability to maximize energy generation and system performance. This inverter supports bifacial PV modules, making it ideal for modern solar farms looking to optimize output.

    Equipped with 6 MPPT trackers, the inverter ensures precise voltage and current control for each PV string, achieving maximum power point tracking under varying sunlight and environmental conditions. Its design allows a maximum MPPT input current of 75 A, providing compatibility with a wide range of high-power PV modules.

    For durability and low maintenance, the Sineng SP-350K-INH features IP68-rated cooling fans and an integrated string monitoring function. The standard connection terminals simplify installation and reduce commissioning time, while the intelligent cooling system ensures reliable operation even in harsh outdoor conditions.

    Designed with grid compliance in mind, this inverter supports LVRT and HVRT functions, as well as active and reactive power control. It is a reliable and cost-effective solution for high-efficiency energy conversion in commercial and utility-scale solar projects.

    Specification

    Input (Solar/DC Side)

    Max Input Current per MPPT (A)

    75A

    Max DC Voltage (V)

    1500 V

    MPPT Voltage Range (V)

    860 ~ 1300V

    No. of MPPTs

    12

    Max DC Input Power (kW)

    385 kW DC

    Connector Specification

    Grid Connection

    3-Phase + Neutral + PE

    Output (AC Side)

    Frequency (Hz)

    50 Hz / 60 Hz

    Grid Connection

    3-Phase + Neutral + PE

    Rated AC Current (A)

    ~254A

    Rated AC Voltage (V)

    800V

    Rated Output Power (kW)

    350 kW

    DB Specification

    Mounting Type

    Ground-mounted / Skid-mounted

    Noise Level (dB)

    ≤ 65 dB

    Mechanical Details

    Weight 140 kg
    Dimensions 1350 × 733 × 350 cm
    Mounting Type

    Ground-mounted / Skid-mounted

    Smart Features

    Communication Interfaces

    Bluetooth

    ,

    Ethernet

    ,

    RS485

    ,

    WiFi

    General

    Cooling Type

    Temperature controlled forced air cooling

    Max Efficiency (%)

    99.03%

    Phase

    Inverter Type

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