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309

DC input voltage MPPT 1 too high

Fronius · Symo Advanced Manual

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The DC input voltage on Maximum Power Point (MPP) tracker 1 has exceeded its maximum permissible limit. This indicates an overvoltage condition on the specific solar string connected to MPPT1.

Vanlige årsaker

  • Overvoltage from the solar array connected to MPPT1
  • Incorrect sizing or configuration of the solar string for MPPT1

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  1. 1

    If this status code keeps recurring, contact your system engineer for diagnosis.

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Verifisert teknisk data. Sist oppdatert: March 2026

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