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250kW solar grid tie inverter with isolation transformer (SDS-250KW)

Model Number: SDS-250KW
Country of Origin: China
Brand Name: SANDI
Export Markets:
  • North America
  • South America
  • Eastern Europe
  • Southeast Asia
  • Africa
  • Oceania
  • Western Europe
  • South Asia
  • Southern Europe
  • Northern Europe
  • Central America
Minimum Order:1 pcs
Price/Payment: 1
Production Capacity: 85656 pcs/Month sets
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250kW solar grid tie inverter with isolation transformer

Product Specifications/Features
    Product advantages:
    1, Using U.S. TI' DSP chip to control.
    2, using Japan's Mitsubishi IGBT modules, to enhance system reliability.
    3, Maximum Power Point Tracking technology(MPPT),MPPT Max. Efficiency>99%.
    4, Active and passive two kinds of power brown-out detection, to achieve control of anti-island.
    5, with Wide DC input voltage range.
    6, EMC priority, Strong anti-interference ability.
    7, circuit frame compact, max. Efficiency≥95%.
    8, pure sine wave output, automatically synchronized with the grid tracking, power factor close to 1.
    9, Fed into the grid mode selectable low frequency transformer or non isolated transformer.
    10, Inverter current double closed-loop control, low current harmonic content , pollution-free and non-shock to grid.
    11, Perfect protection and alarm functions.
    12, big-screen English LCD, perfect display, interface-friendly.
    13, A variety of communication interfaces, host computer monitoring, remote data acquisition and monitoring.

    Technical parameters:




    Low frequency transformer isolation

    Max. DC input power


    Max. DC input voltage


    Max.PV voltage range(MPPT)

    450Vdc~780Vdc@595 Vdc

    Battery board Joint type

    connection terminal

    Max. Input current


    Nominal AC output power


    Max. AC output power


    THD of AC current

    <3%(nominal power)

    Power factor


    Max. Efficiency


    Euro efficiency


    Nominal AC voltage


    Nominal AC frequency


    Internal power consumption an night


    Automatically put into operation conditions     

    When the DC input and power grids meet to the requirements, the inverters automated operation

    Automatic restart time

    5min(time adjustable)


    Possess the protecting function of polarity connecting contrary, short circuit, island effects, over heat, over land

    Comm. interfaces


    Operating Temp.


    Relative humidity

    0~95%,no condensing


    ≤2000meters (Over 2000 meters to reduce the using amount)

    Cooling method

    Controlled forced-air cool



    Protection degree


    Size(W*L*H mm)




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