Yes, the Cotek SD3500-212 has Output Voltages of 200 / 220 / 230 / 240VAC and you can purchase an adapter for the Schuko outlet on the inverter.
No, none of the SolarEdge inverters are off-grid only inverters. They are either grid-tie or hybrid (grid-tie and off-grid) inverters.
This instructional videowill help you connect the Cotek CT Series programming board. Attachments Cotek Communication Protocol User's Manual Cotek CT Series Manual
No, you cannot use your solar panels when the power goes down, however, you do have two solar power system options to protect yourself in the event of a power outage. 1) A battery backup system using an off-grid or hybrid inverter 2) adding SMA's optional Secure Power System (SPS) to the Sunny Boy. The [...]
No, the new -41 models do not support wind turbine systems.
No, these are grid-tie inverters, however, you can make it work if you couple a Fronius Primo inverter to an off-grid inverter.
The battery indicator is on when you press the battery indicator button. Once you press it again, it will turn off the battery indicator.
Yes, the Primus Wind Power wind turbines are compatible with lithium batteries. Click the link below to learn more. Primus Wind Power Lithium Battery Integration
SolarEdge SetApp Enabled PN Equivalency List