2038
Unstable Grid Frequency
Huawei · SUN2000 Solar Inverter
What does 2038 mean?
The actual grid frequency change rate does not comply with the local power grid standard. This indicates rapid fluctuations in grid frequency, which can compromise grid stability and inverter operation.
Common Causes
- Power grid exception: The actual grid frequency change rate does not comply with the local power grid standard.
- The power grid may be abnormal temporarily.
Repair Steps & Checklist
Click steps to track your progress.
- 1
Check whether the power grid frequency is within the acceptable range.
Verified technical data. Last updated: March 2026
Related Faults
Source: Huawei SUN2000 Solar Inverter