KeLu PV Inverter Fault Code

Do all inverter error codes mean a serious problem?

The different inverter brands have an array of unique error codes. True, not all inverter error codes mean a serious problem. Some are simply notifications, and some are automatically rectified.

What does a fault code mean on an inverter?

When a fault code appears or a red warning light illuminates the inverter, refer to the inverter’s manual to decipher the meaning of the specific code or indicator. Different codes may point to issues like isolation faults, grid faults, or overheating problems.

How do I know if my inverter is malfunctioning?

Signs that your inverter may be malfunctioning include: Error Messages: Inverter displays error codes or warning lights indicating a fault condition or operational issue. Reduced Performance: Decreased energy production compared to historical data or neighboring systems may indicate inverter problems.

What should I do if my inverter has a grid fault?

If you encounter grid fault issues, consider turning off the AC supply to the inverter and waiting a few minutes before restarting it. Sometimes, a simple restart can rectify minor grid faults. However, if the problem persists, checking for any error codes or fault indications displayed on the inverter is essential.

Why do solar inverters fail?

Grid Faults and Communication Issues Grid faults and communication problems can disrupt the seamless operation of solar inverters. These issues can arise due to voltage fluctuations, grid power disruptions, or even communication between the inverter and the grid.

How do I know if my inverter has an isolation error?

If an isolation error occurs, error 18x86 (single phase inverters) or 8x58 (three phase inverters) is displayed in the SetApp Status screen (see following figures). From the Commissioning menu select Status. The inverter status is displayed (see following figures). Tap on the Error row for more details.