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Hello! This requires certain conditions:
1. There must be a wire pipe between the entrance door and the head of the bed.
2. The switch should be a double switch.
3. Three control wires need to be inserted into the wire pipe.
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This friend's following approach is exactly right.
1. There must be a wire pipe between the entrance door and the head of the bed.
2. The switch should be a double switch.
3. Three control wires need to be inserted into the wire pipe.
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Switch two wires 5 methods:1The zero line is directly connected.
2.Take a wire, one end is connected to the electric fire wire, and the other end is connected to the copper pillar in the middle of the switch, 3Take another one, one end is connected to the lamp, and one end is connected to the middle copper pillar of switch 2 3
Take the last two wires and dock the copper pillars on both sides of the switch. Look.
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It's easy to say, buddy, you're going to change the electricity. If you want to run the line, you can do it.
What you mean is that three switches can control this one light at will, and the wiring can do it completely. >>>More
Each switch is three wires, and the specific connection method is shown in the following figure
Install a double switch, the switch must be a double control. Generally, the power supply passes through the door, and the wire of the top light is also connected from the switch box at the door, and there is no wire at the bedside switch. >>>More
Only three lights are enough.
If you add sockets, it will be 5. >>>More
Dual control is that both places can be controlled, and it depends on how many street lights you control, because the living room is estimated to have more than one headlight, as well as downlight spotlights or something, the main thing is the dual control switch, a few to see your own situation.