SolarEdge · PV inverters · SolarEdge SE3K–SE10K (three-phase inverter with power optimizers, SetApp)
Error 2x97Arc-DSP2
Name in the manufacturer's documentation (fault list): Arc-DSP2
[1]
In plain words (editorial)
The inverter's arc detection (Arc-DSP2) reported an event. The manual refers to its section on arc detection and interruption.
When to call a service technician: Have your installer check the system – do not work on DC cables yourself.
✎ editorial – written from the cited sources, not a manufacturer statement. Status: draft.
For technicians
Steps given by the manufacturer (source text)
- Refer to Inverter Arc Detection and Interruption[2]
⚠ Work on refrigerant circuits, mains electricity and PV DC wiring is for qualified technicians only.
The Polish page has more detail (plain-language explanation, safe checks, guides): Read in Polish →
Sources
Every statement has a footnote to the document and PDF page. “Quote verified” means the quote was found automatically in the text of that page.
- [1] SolarEdge Inverters Error Codes and Troubleshooting – User Guide (Version 1.2, 2026-09) (se-inverter-installation-guide-error-codes (v1.2)) , p. 17 official manufacturer document quote verified
2x97 Arc-DSP2
- [2] SolarEdge Inverters Error Codes and Troubleshooting – User Guide (Version 1.2, 2026-09) (se-inverter-installation-guide-error-codes (v1.2)) , p. 17 official manufacturer document quote verified
Refer to Inverter Arc Detection and Interruption