Yes, it is compatible with 3-phase systems.

The product won’t be able to buy and release energy at the best prices if there is no internet access, but it will continue to communicate via local wifi network with the meter to store excess solar.

A buying contract may have a fixed price, but a separate contract for selling energy is based on the market’s hourly spot price.

Yes, make a contract with an energy buyer according to a market hourly price. If you just want to store excess solar energy for self-consumption, then there is no need for making a contract.

Yes, Grid Battery works with information provided by the power meter and it stores excess solar energy.

No, Grid Battery charges from the AC network in your home, which the solar panel production goes into. If your use case really needs this feature then contact us and we could offer this customisation.

Only with the additional backup box that is available on request.