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On the 15th floor, most of the single light and double control are connected like this, two switches into the second line, and one line out to the lamp head. When the lamp head is on, it must be a switch connected to the live wire, and a switch must be connected to the neutral line. When the light is not on, it may be that both switches are connected to the live wire, or both switches are connected to the neutral wire.
At this point, we should keep in mind that if the light is not on, it does not mean that there is no electricity on the lamp head (the two switches are sent to the live wire). During maintenance, the brake should be pulled. This is two switches to control one lamp head, not one switch to control two lamp heads (on the physics book), either this light is on or that light is on.
It's okay to play there. The advantage is that such a dual-control switch, each switch, can also add a socket function.
Other. The key is whether the switch box is equipped with a zero line, depending on the situation there are 3 wires, even if there is no zero line, you can also change the line to achieve.
Switch socket size.
Switch size specifications.
Switch panel size.
Switch box enclosure size.
Switch socket size size.
How high is the switch size standard.
Household switch panel size.
Are the switches the same size?
Switch socket panel size.
Home improvement switch socket size elevation.
What is the standard for the size of the switch box.
Switch panel size standard.
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Friend, you can do this now: remove the leakage switch of the lighting road, and replace it with the power supply of other roads, if the leakage switch does not jump through such a change, it proves that the leakage switch is not broken, and it may be that you suspect that there is leakage in part of the line buried in the wall of the rental lamp road. If it also jumps, the leakage switch may be broken, as long as you replace another one, you can solve it, I don't know if you understand?
In addition, when checking the leakage problem of the lamp path, the disconnection method can be used to check one by one, and I believe that it can still be found. Is it okay to have any problems and then return the disadvantages?
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It is not ruled out that the leakage point will still trip.
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Whether you can change the large air switch, you need to look at the power supply line, because the power supply power supply is mainly in the power line, and the thicker the line, the greater the current allowed to pass, so that the large air switch can be changed. If the power cord is thin, changing the large air switch will cause problems and even cause a fire. Give you the national electrical specification "500 volt copper core insulated wire long-term continuous load allowable carrying capacity meter" to see, and then replace the air switch according to the line.
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It depends on how square your main line is, and normally the main line has at least 6 square meters, and then the socket at your home should be squared, which is enough for what I said to be changed to a big one.
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Yes, the largest is the DZ47-63 C63, which is as big as the one you have installed.
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If you have strong hands-on ability, you can cut off the power first, and then cut off the power!!
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Someone with knowledge and experience as an electrician will do, but be careful to operate in the event of a power outage.
If you have no experience, please find a professional electrician.
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There will inevitably be sockets or switches at home that are broken, how to replace them yourself?
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This is a double open, the new switch can not see the incoming and outgoing lines and then shine on the real **.
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Take a picture of the back of the socket, I guess you want to turn the socket into a switch-controlled socket, and there are a variety of different wiring methods to take a picture.
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Yes, you don't overload the size, and the power supply bureau doesn't ask.
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After the meter is released, you can change it yourself, and if you want to change it with the electricity bureau, you need to apply for expansion!
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You can contact the electricity bureau for indoor replacement, but you will have to pay for the working hours.
You can also find an electrician to install it yourself.
You can do it yourself, and you can do it yourself.
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Do you need to find the electricity bureau for replacing the copper wire and air switch in the old house You can find the electricity bureau for indoor replacement, but if you want to pay the working hours, you can also find an electrician to install it yourself, and you can do it yourself.
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Buy the same springboard three-position switch and just take it.
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Control a few lights, it doesn't seem to be all used.
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Well, you have two switches to control two lights, and you still want to use the socket?
In this case, you will need at least 4 wires. Three fires and one zero. The three fires are connected to two lights and sockets, and the zero line is divided into three, which are connected to the above three respectively.
Which of my three heads is too wide, it probably takes about 150 or so more than 200 yuan**.
In fact, it's still a problem in your heart, it's not inferiority, but what you hear every day is only nagging, or words that make you discouraged, naturally you also feel that you can't do it yourself, and after you come out of a different city, no one says these words anymore, and you will encourage yourself in your own heart, so of course you can do it (in fact, you are originally a person with strong self-esteem), because you are the only one in this city, you are very strange, and if you talk a little more, you are bold (maybe inappropriate, But this means), no one will pour cold water on you, and the other thing I said, you have to rely on yourself, so you will encourage yourself, and the reason why you have those thoughts when you go home is just because it is the environment that you are used to, and once you enter that environment, you also enter your original role, so this may not change, and once you come out, you play another role of yourself. In fact, if you want to go home and maintain your current state, it's very simple, have the courage to face all verbal attacks on you, don't be afraid of offending people, whether it's your family or people in your hometown, you have to dare to fight back, show them a different self, and naturally the shadow in your heart will disappear, there are many ways and means, you need to rely on your own grasp, what I'm talking about is just a route, you might as well try it!
Impress her with sincerity. First of all, you have to be patient yourself, because it takes a long time for a person's wound to heal completely.
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