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How to Choose the Best Inverter?From PV Savvy

  1. How to Choose the Best Inverter?

    Know More About Inverters


    Once inverters fail, the entire generation of the plant is wasted
    Here is a list of critical parameters that need to be looked into
    Go through sections to know more
  2. Inverter Efficiency

    EFFICIENCY - Inverter efficiencies of 98% and higher should be sought

    High efficiency inverters typically have low breakdown rates

    Scenario 1

    100 kW


    150000

    147000
    Units
  3. Temperature Range

    TEMPERATURE - Inverters have reduced output or automatically shut down beyond certain prescribed temperatures

    So, make sure your inverter can operate well at high temperatures

    Max. operating temperature 40°C

    400

    Units Per Day*

    Max. operating temperature 60°C

    400

    Units Per Day*

    *For 100kW System

    Drag Slider

    30°C 40°C 60°C 65°C

  4. Local Service Availability

    LOCAL SUPPORT - Inverters could break down, so ensure you have local service support

    Else, in case of failure, repairs may delay, leading to significant generation loss

    Local Service Available
  5. Protection Rating

    DUST/WATER PROTECTION - IP (Ingress Protection) Ratings signify protection from dust and water

    Inverters with low IP Rating may face frequent breakdowns

    Intensity Of Dust and Water

    Drag Slider

    LowMediumHigh

    IP Rating No. of Breakdowns/Year
    High 0
    Low 1

  6. Summary

    Poor inverter selection could result in significant generation loss, even if you have invested in good quality panels.

    Ensure the following in your inverters:

    • A good efficiency range
    • A high temperature withstanding capacity
    • Availability of local service support
    • A good protection rating

    And do these too:

    • Show the details in this page to your installer and ask relevant questions
    • Bookmark this page and refer to it for future use
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