The household distribution box is the air switch, which is the bathroom and which is the kitchen

The switch is reasonably configured like this, and the household 32A is fine, which has a large margin.

The air switch in the kitchen and bathroom should be more than 40 amps, the cabinet air conditioner switch and the air conditioning switch in the two bedrooms should be 40 amps, and the main air switch should be 100 amps if you want to use it together.

Yes. The leakage insurance used for some lines must be separated.

At the upper end of the contactor, connect it in parallel and add a switch to it. The focus should be on contingencies. It cannot be connected to a power supply that is frequently powered off

Modern decoration, lighting circuit and electrical circuit are separated, change other electrical appliances with the same socket to try (such as hair dryer), if it can be used normally, it is a problem with the microwave oven, if it also trips, the socket is broken,