9008

Doors have been opened during operation

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

What does 9008 mean?

The inverter's enclosure doors were opened while the unit was in operation. This is a safety concern as it exposes personnel to live components. The inverter will shut down for 30 seconds.

Common Causes

  • Accidental or intentional opening of inverter doors during operation.
  • Malfunctioning door sensor.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Ensure all inverter doors are securely closed before operation.

  2. 2

    Check the functionality of the door sensors.

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Verified technical data. Last updated: March 2026

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