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I didn't understand what you meant, so let's explain the meaning of the switch name first: single control, which refers to using a switch to control a lamp; Double-open, which means that there are two buttons on one panel to control two bulbs respectively. Single-control double-open switch refers to the use of one switch to control two bulbs separately, that is, there are two control buttons on a panel.
A single-control dual-link switch refers to the use of two switches to control a lamp in different positions, and there is only one control button on the panel. Below is the wiring diagram of the duplex switch.
The one below is a wiring diagram for controlling a light in three different positions.
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Buy a remote control switch, or you can change two dual-connected and dual-control switches.
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Four controls are impossible, and a lamp can only use two control switches at most.
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The control light is automatic.
Residential Feng Shui pays attention to "like to whirl and avoid rushing straight", if there is a violation of the rush, it will lead to: the vitality of the qi is easy to discharge, and the feng shui will be greatly affected, if the table is placed in a straight line with the door, it is definitely not appropriate. >>>More
1. The height of the operating platform When working in the kitchen, the height of the operating platform plays a decisive role in preventing fatigue and turning flexibly. When you bend your body forward 20 degrees for a long time, it will put a great load on your lower back, and in the long run, low back pain will follow. So, be sure to determine the height of the platform based on your height. >>>More
wall and floor tiles, plaster lines, ceiling lights.
If there is a floor drain and a water pipe, you can also place a washing machine. >>>More
It's better to do it, after all, there should be a main wall in the living room. There are several options: >>>More
How to decorate the kitchen at home?