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Double open double control switch principleDouble-open dual-control switches are now a relatively common type of home switch. The definition of a double-open dual-control switch is similar to the definition of a single-link dual-control switch. The only difference is that the dual-link is a 2-button switch, and the single-link is just a button switch. What is a double-opening switch?
In fact, it is very simple, that is, on a panel, two electrical devices are controlled by two buttons, that is, two switches control the two circuits. Double open means there are two independent switches that can control two lights separately. On or off are all on the same switch. Dual control means that two sets of such cooperation can control one lamp without affecting each other. It can be turned on or off on any one of them.
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Where are the double open double switch installed?When decorating, the following dual control switches must not be less:
1 bedroom
The bedroom lights are preferably dual-controlled. One switch is installed at the entrance and the other is installed at the head of the bed so as to avoid leaving the bed and turning off the lights at night.
2, both sides of the big bed
If the bed is large, the bedside lamp is best equipped with a switch on one side and can be turned off on both sides. Note that the switch should not be too far away from the bed so that it cannot be used when it is used.
3, bedroom master switch
If the bedroom is equipped with TV, the headboard should have a master switch to control the TV outlet. After lying in bed at night watching TV, you don't have to climb up and turn off the TV.
4, stairway
If it is a duplex building, the lights up and down the building should be equipped with dual control switches, one upstairs and one downstairs, so as to avoid only touching the stairs upstairs or downstairs.
5, living room lights and home lights
For the lamp in the living room, a double control switch should be installed in the bedroom door so as not to touch the darkness in the living room or touch the darkness into the bedroom at night. At the same time, the entrance lights should also be equipped with a dual control switch in the living room, so as not to enter the living room and then go to the door to shut the lights. Similarly, if the restaurant is large. Restaurant lights should also be equipped with dual control switches.
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How to connect dual-control switch
First connect the middle terminal of a dual-control switch to the live wire, and then connect the middle terminal of the other dual-control switch to the lamp cap (or the center tongue of the screw base), and then connect the return line, that is, use two green lines. Wires connect any of the two upper and lower terminals; the wire is directly connected to the other contact of the lamp (or the thread of the screw base). This completes the connection.
The relevant information on how to open the dual-control dual-control switch is introduced here for everyone. I hope this article will be helpful to everyone. If you still have something you don't understand, you can leave a message to Xiaobian at the bottom. We will answer your questions as soon as possible.
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