What are the reasons why the solar pump inverter stops working? (II)

24-12-2024

solar pump inverter

ZK MPPT Solar Pump Inverter


The reasons why the solar pump inverter stops working may involve many aspects. The following are some common reasons and corresponding solutions:


    ※  DC end failure

     ● Poor contact of solar panel connection wire: The connection wire of the solar panel may be loose, corroded or damaged, resulting in poor contact, affecting the DC input of the inverter.

        Solution: Check the connection wire of the solar panel to ensure good contact.

     ● Solar panel damage: The solar panel may be damaged due to aging, breakage or other reasons, resulting in the inability to provide sufficient DC power for the inverter.

        Solution: Check whether the solar panel is damaged and replace the damaged solar panel if necessary.

     ● Battery pack aging: If the inverter uses batteries as energy storage devices, the aging of the battery pack may cause a decrease in energy storage capacity, thereby affecting the normal operation of the inverter.

        Solution: Check the energy storage capacity of the battery pack. If the energy storage capacity decreases, replace the battery pack.


    ※  Grounding problem

     ● The inverter is not grounded: If the inverter is not properly grounded, leakage may occur, causing the inverter to stop working.

        Solution: Ensure that the inverter is grounded properly to avoid leakage.


    ※  Other factors

     ● Failure of internal components of the inverter: Other components inside the inverter (such as IGBT tubes, rectifiers, etc.) may fail due to aging, overheating or other reasons, causing the inverter to stop working.

        Solution: Check the working status of the internal components of the inverter. If there is a fault, replace the faulty component.

     ● External interference: External factors such as lightning and electromagnetic interference may interfere with the normal operation of the inverter.

Solution: Take appropriate lightning protection and anti-interference measures to ensure the normal operation of the inverter.


In summary, the reasons why the solar pump inverter stops working may involve circuit failure, ambient temperature influence, overload protection, DC terminal failure, grounding problems and many other aspects. When troubleshooting and solving these problems, it is necessary to consider various factors comprehensively and take corresponding measures for repair and prevention. If you encounter complex problems or uncertain situations, it is recommended to seek help from professional technicians in a timely manner.

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