Automatic transfer of a reserve using a generator and an uninterruptible power supply

Question

Electronics

There is a cottage where you need to implement the following task:
Three-phase power comes to the house - this is the main power source, you need an ATS that, when the voltage on the main sources was lost, first switched the house to the UPS at that moment, gave a start signal to the generator, and then switched to it. All switching must occur without delay.

Answer 1

Normal generators will receive power from ordinary lines at the input and, if the input from them disappears, they will start automatically.
contact any nearest electrical equipment store, they will prompt you in more detail with models and price tags