Common household switches and sockets have single-open switch, double-open switch, three-open switch, five-hole socket, 16A air-conditioning socket, one-open five-hole socket, cable TV socket, telephone socket and network socket.
The switch should be installed at the edge of the door frame. The height is 1.3m~1.4m; the floor-mounting socket should be five-hole panel, and the height from the ground is 30CM. The height difference between the switch and the socket installed side by side should not exceed 1mm.
Single-phase two-hole socket, facing the right hole or upper hole of the socket and the phase line, the left hole or the lower hole is connected with the zero line, the single-phase three-hole socket, the right hole facing the socket is connected with the phase line, The left hole is connected to the neutral line, and the ground line should be connected to the upper hole. The ground terminal of the socket should not be directly connected to the neutral terminal.
Air conditioners, water heaters and other appliances that consume large amounts of electricity should be controlled separately. They are controlled by a group of independent air switches. They can be used with 16A sockets. The kitchen and bathroom sockets should be moisture-proof and the height should be more than 1.2 meters from the ground.
The wires in the socket are generally red with red, zero with blue, and the ground with green and yellow. In general, the lighting circuit uses 1.5MM2 copper core wire, the socket uses 2.5MM2 copper core wire, air conditioner, etc. When the power appliance selects 4MM2 copper core wire. All PVC sleeves are required to be buried in the wall, floor and ceiling.
The reaming shell must be cleaned with clean water after use and record the use of drilling tools.
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