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0204*

Grid voltage is too low (standard monitoring)

SMA · SUNNY CENTRAL 500CP XT / 630CP XT Solar Inverter

¿Qué significa 0204* ?

The inverter's standard monitoring system has detected an undervoltage condition on the utility grid. This indicates that the AC voltage has fallen below acceptable limits. The inverter will shut down and monitor the grid for 30 seconds before attempting to reconnect.

Pasos de reparación & Lista de verificación

Haga clic en los pasos para seguir su progreso.

  1. 1

    Check the grid voltage using a multimeter or power quality analyzer.

  2. 2

    Inspect all grid connections for tightness and proper seating.

  3. 3

    Verify the stability of the utility grid.

  4. 4

    Ensure the external fuses are functional and correctly rated.

Ver todos los códigos en este manual (29)
Datos técnicos verificados. Última actualización: March 2026

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Fuente: SMA SUNNY CENTRAL 500CP XT / 630CP XT Solar Inverter