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ErrorLib — Industrial Fault Code Library

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1501

Reconnection fault grid (Country Data Set)

SMA · Sunny Boy Solar Inverter

What does 1501 mean?

The inverter cannot connect to the utility grid because the configured country data set or the value of a user-set parameter does not comply with local grid requirements. This prevents proper grid synchronization and operation.

Common Causes

  • Incorrect configuration of the country data set.
  • Parameter values not corresponding to local grid requirements.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Ensure that the country data set has been configured correctly by selecting the parameter `Set country standard` and checking its value.

Browse all codes in this manual (23)
Verified technical data. Last updated: April 2026

Related Faults

101Grid fault10252[Interface]: communication disrupted10253[Interface]: connection speed goes to [100 Mbit / 10 Mbit]
Source: SMA Sunny Boy Solar Inverter
Open Manual (Page 51)Search more codes in this manual