How to install the household circuit?

1. There are live wires, neutral wires and ground wires in the home circuit. A fuse is connected to the live wire and a switch is connected to the live wire.

2. When installing the electric lamp, the zero line and the live line walk side by side, and the zero line directly enters the lamp holder. The live wire enters the lamp holder through the switch. For example, twist the light bulb, the tail center is connected with the fire wire, and the zero line spiral sleeve.

3. When the socket is installed, the left hole of the two-hole socket is connected to the zero line and the right hole is connected to the live line; The hole on the left of three hole socket is connected to the zero line, the hole on the right is connected to the live line, and the hole in the middle is connected to the ground line, so it is called "left zero and right grounding in case of fire".

4. Socket and socket are connected in parallel, socket and electric lamp are connected in parallel, and all kinds of electrical appliances are connected in parallel.