The switch is an important key for turning on the power, and the switch can be divided into a single control switch and a dual control switch. Both of these switches are more common in home furnishings, and there are many brands of single control switches on the market. So, what are the single-control switch buying skills? How to maintain a single control switch? The following small series gives you a detailed explanation.
Single Control Switch Selection Tips
1. When purchasing a single control switch, first see if its material is qualified. A good single control switch panel uses high-quality PC plastic (polycarbonate), which has good hardness, toughness, finish, and has a strong flame retardant, its service life of up to 10 years.
2. When you purchase a single control switch, you can see the conductor material of the panel. The high-quality switch panel uses tin-phosphor bronze. Its conductivity is very good, elasticity is also very good, but also anti-fatigue, anti-oxidation and so on.
3. When purchasing a single control switch, you can also see the quality of the keys. Pressing the keys with your hand, the sound is crisp, and the handle is stable and accurate. The single control switch is very good.
4. You can also see the instructions when purchasing the single control switch. For the convenience of night, you can buy a switch with fluorescent indication.
How to maintain a single control switch
1. In order to make the lifespan of the single control switch longer, it is recommended not to press the switch repeatedly, because the single control switch needs a large starting current when it is closed, which will increase the amount of current, and the multiple switching process will cause single Control the wear and tear of the switch operating mechanism.
2. When installing a single control switch, in order not to cause unnecessary trouble in the later period, a professional electrician is required to install it. If it is installed by itself, its wiring may not be firm, and it may also be wired, which may present a safety hazard.
3. When the single control switch is stained, use alcohol to scrub, because the surface of the single control switch is very smooth, and the water scrub will leave marks, and it is not safe.
Single control switch knowledge
1. The rated voltage of a single control switch refers to the safe voltage that is allowed during normal operation. If the voltage applied across the single control switch is greater than this safe voltage, it will cause a breakdown between the two contacts. phenomenon.
2. The rated current of a single control switch refers to the maximum safe current that is allowed to pass when it is turned on. If the maximum safe current is exceeded, the contacts of the single control switch will be burned due to excessive current.
3. The insulation resistance of a single control switch is generally above 100 MΩ, and the contact resistance is generally below 0.1-0.5 Ω. The smaller the value, the better.
The article is summarized: The above content is the small series of single control switch selection techniques and how to maintain a single control switch related to the introduction, we buy a single control switch, you can refer to the above selection techniques, so that you can buy a satisfactory Ruyi single control switch. In order to make the lifespan of a single control switch longer, we must regularly clean and maintain it.
Aluminum Circle For Lamp/light
Aluminum Circle For Electrical Equipment,Aluminum Circle For Electrical Printing,Aluminum Circle For Lamp Shape
Henan Everwin Trade Co., Ltd. , https://www.ewaluminium.com