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3301/3303

Unstable operation (Insufficient DC Power)

SMA · Sunny Boy Solar Inverter

¿Qué significa 3301/3303 ?

There is not enough power at the DC input of the inverter to enable stable operation, consequently preventing the inverter from connecting to the utility grid. This can be due to environmental factors or system design.

Causas comunes

  • PV array is incorrectly designed for the inverter's requirements.
  • PV array is covered by snow or is otherwise shaded.
  • Errors within the PV array reducing power output.

Pasos de reparación & Lista de verificación

Haga clic en los pasos para seguir su progreso.

  1. 1

    Ensure that the PV array is correctly designed.

  2. 2

    Ensure that the PV array is not covered by snow or otherwise shaded.

  3. 3

    Ensure that the PV array is free of errors (e.g., damaged modules or connections).

Ver todos los códigos en este manual (23)
Datos técnicos verificados. Última actualización: March 2026

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