Growatt · PV inverters · Growatt MIN TL-XE / TL-X (single-phase grid inverter, 2.5–6 kW)
Warning 401Inverter communicates with Meter abnormal
Name in the manufacturer's documentation (user manual): Inverter communicates with Meter abnormal
[1]
In plain words (editorial)
The inverter cannot communicate properly with the meter. The manual says to check that the meter is on and that the connection between the inverter and the meter is normal.
When to call a service technician: If the meter is on and connected, contact your installer.
✎ editorial – written from the cited sources, not a manufacturer statement. Status: draft.
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] Installation & Operation Manual – MIN 2500–6000TL-XE/X (044.0098100, ed. 2022-05) (044.0098100) , p. 23 official manufacturer document quote verified
Warning 401
- [2] Installation & Operation Manual – MIN 2500–6000TL-XE/X (044.0098100, ed. 2022-05) (044.0098100) , p. 23 official manufacturer document quote verified
Check if the meter is on.
- [3] Installation & Operation Manual – MIN 2500–6000TL-XE/X (044.0098100, ed. 2022-05) (044.0098100) , p. 23 official manufacturer document quote verified
Check the inverter and the meter connection is normal