The configuration principle is the same in other countries; you must take your country’s standards into account. This FAQ uses Switzerland as an example.
Since 1 January 2026, a grid-friendly feed-in regulation has been in force in Switzerland.
The grid operator decides which installations are affected. The industry recommends that the grid-friendly feed-in regulation should be implemented starting on 1 January 2026 for all solar installations that commission a new inverter.
According to industry guidance (Switzerland), the following are affected:
- New installations for which the connection application (TAG) is received on or after 1 January 2026.
- Existing installations, at the latest when a new inverter is installed.
On the next3, the feed-in limitation must be set for each phase (3):
/!\ Please refer to the regulations in force in your country for the values you need to apply
L1: Parameter ID 2.1.6.10, max. export active power
L2: Parameter ID 2.1.7.10, max. export active power
L3: Parameter ID 2.1.8.10, max. export active power
Adjust Cos Phi if specified by the electricity supplier in the connection application:
ID 2.1.5.48 + ID 2.1.5.49 over-excited cos phi capacity + under-excited cos phi capacity
