Highlights

  • High Efficiency: 99.03% Max, 98.80% Euro
  • 12 MPPTs: Optimized Power Tracking
  • Bifacial Support: Up to 20A PV Current
  • Cost-Effective: Aluminum Cable, PLC
  • Reliable Design: IP68 Cooling, Monitoring
Brand: Sineng

Sineng SP-275K-INH 275 kW 3-Phase Grid-Tied String Inverter

SKU: INV00028

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Highlights

  • High Efficiency: 99.03% Max, 98.80% Euro
  • 12 MPPTs: Optimized Power Tracking
  • Bifacial Support: Up to 20A PV Current
  • Cost-Effective: Aluminum Cable, PLC
  • Reliable Design: IP68 Cooling, Monitoring
Brand: Sineng

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    Description

    The Sineng SP-275K-INH is a high-performance 275 kW 3-phase string inverter designed for large-scale commercial and utility solar installations. Engineered for maximum energy yield, it boasts an impressive 99.03% maximum efficiency and 98.80% Euro efficiency, ensuring optimal power conversion even under varying environmental conditions.

    Equipped with 12 MPPTs, the inverter offers precise tracking of maximum power from up to 24 PV strings, accommodating high-power bifacial modules with a maximum MPPT current of 20 A. This feature enhances energy harvesting and system flexibility, making it ideal for diverse solar configurations.

    The SP-275K-INH is built for durability and reliability. It features an IP68-rated cooling fan, integrated string monitoring, and standard connection terminals for quick installation. These design elements contribute to reduced system downtime and lower maintenance costs, ensuring long-term operational efficiency.

    Grid compliance is seamlessly achieved with support for active and reactive power control, low harmonic distortion, and rapid response to grid regulation signals. This inverter is a cost-effective solution for maximizing energy output while maintaining grid stability.

    Specification

    Input (Solar/DC Side)

    Max Input Current per MPPT (A)

    40A

    Max DC Voltage (V)

    1500 V

    MPPT Voltage Range (V)

    500 ~ 1500 V

    No. of MPPTs

    12

    Max DC Input Power (kW)

    297.5 kW

    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)

    198.5A

    Rated AC Voltage (V)

    800V

    Rated Output Power (kW)

    275kW

    DB Specification

    Mounting Type

    Ground-mounted / Skid-mounted

    Noise Level (dB)

    ≤ 60 dB

    Mechanical Details

    Weight 130 kg
    Dimensions 1180 × 733 × 350 cm
    Mounting Type

    Ground-mounted / Skid-mounted

    Smart Features

    Communication Interfaces

    RS485

    General

    Cooling Type

    Intelligent fan-cooling

    Max Efficiency (%)

    99.03%

    Phase

    Inverter Type

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