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Switches and sockets: Optional tips and guidelines
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Switches and sockets : Optional tips and guidelines
First, switch socket classification
1 , switch socket connection to the switch to classify : unipolar , bipolar , three-pole switch, three-pole plus neutral switch , there is a public way switch into the line , there is a two-way switch in the off position , the poles dual switch , dual reversing switch ( or in the switch )
2 way switch socket to disconnect switch contacts are classified : contact breaking gap ≥ 3 mm ; contact breaking gap < 3 mm ; normal gap structure switch ; switch small gap structures > 1.2 mm, such switch must identify "m" on the body
3 to switch starter switch socket method to classify : Rocker Switch , back panel switches , wiring switches, rotary switches , push button switches , touch switches, voice switches
4 , with or without protective door switches and sockets to classify : a protective door , unprotected door socket
5 to switch socket waterproof rating classification
Splash-proof protection class Ipx4 switches and sockets , BOP Protection class Ipxe switch socket \ normal level of protection Ipxo OR Ipx1 switch socket
6 to switch socket terminal types were classified :
Switch socket with screw-type terminals accessories : screw studs pressure line and pressure line pressure line ;
Screwless terminal with the public for hard wire connection of switches and sockets Accessories: Quick wiring 120 is of such products ;
Accessories suitable for switches and sockets with screwless terminals connected hard wires and flexible wires .
Second, faced with an array of switches and sockets Deer , how to choose your own ?
Depending on the type described above, switches and sockets , and explain how to choose the desired user switches and sockets .
First, make sure want to spend much money to buy the switches and sockets , the purchase cost estimates that the switch socket . China has an old saying called " penny stock" , " not good goods cheaper , better goods definitely not cheap ." But if you buy a cheap low-end switches and sockets , then you 'd better products for all parts of your insurance covered it. Now consumers have gradually tended to rational consumption , very good and very cheap stuff, is not Kazakhstan. In addition to advertise the brand should carefully consider too much about, the same price brand advertising investment more money in consumers sharing more you may have to try to control the costs. Proposal , if it is your own home , a little better quality selected , do not think this is a small thing , it can be ignored , in fact, electricity is a very scary thing , it can cause a lot of disaster, we should use good tools to use it advantages and its disaster prevention , say big money is spent decorating the house , saving it nor what role , if you use cheap, poor quality products are fire hazards and inconvenient , but also dangerous for children , Therefore, we recommend using a single open at 10 yuan , 15 yuan more than the socket . (Thanks Sohu Focus Forums : Wisdom Buddha advice )
After clarifying the notion 17173 , the look on their own what type of switches and sockets up . You can refer to the following principles .
1 , in order to prevent children from electrical shock , with safety sockets should be used to protect doors , preventing the insertion of a unipolar jack socket must be fitted with a protective door , you should take some effort to allocate the plug , not too loose or too tight fit ;
Third, the switch socket optional seven " Aspect "
Through the above description , it should probably know what they need to switch socket it ! Going to say is the most critical step , how to choose the time of purchase it.
Good or bad impact on the quality of switches and sockets to electricity for lighting in the home security chinaren, it must take the time to buy good relations . Building Materials City to buy switches and sockets , be sure to note the following .
( A ) look at the appearance
General good appearance smooth , no glitches draped peaks , color and materials imported high quality PC material, good flame retardant properties, although some products smooth surface , it seems coated with a layer of oil, but the pale color , texture coarse material such resistance flammable bad, to household electricity planted a fire hazard. Switch styles, colors should match the overall style of the room . For example, the overall tone of the room decoration is light-colored , you should not choose black , brown and other dark switch.
(B ) watching feel
Use a good quality switch mostly made of advanced materials such as bulletproof plastic Dragon , fire resistance , moisture resistant , anti-impact performance so high , smooth surface texture feels should be considered when purchasing their own , with touch switch preliminary determination material, and ask your dealer. In general , the surface is not smooth , feels there is a thin , crisp feeling of the product , the performance is not reliable . Good switch socket panel requires no bubbles, no scratches, no stains . Toggle feel lighter without tight astringent,
Tap the switch functional parts , skateboard -style sound slightly more , feel more smooth, strong sense of rhythm is better quality ; Conversely, when opening and closing sounds impure , dynamic astringent stagnation, there is midway intermittent sound of the poor quality of the state . Jack socket fitted with a protective door required , plug plug should take some leg strength and can not be inserted .
(C ) weight watching
It should also weigh the individual components of the switch when buying switches. Because only in copper thickness Alumni switch portion, the weight of a single switch will be large, and the copper which is the most critical part of the switch , if it is a thin copper alloy or will not have the same weight and quality .
( Four ) look at the brand
Encourage everyone to use well-known brands. Because of the ease of switching relates to the quality of the normal use of electrical appliances , and even life. Many dealers have expressed the same view that many small manufacturers of switches or sockets unreliable , simply will not take long , and often change is obviously very troublesome ; but most well-known brands will be effective to consumers commitment , such as "Available for 15 years ", " 12-year service life guarantee ," " continuous switch 10000 " and so on .
(E ) see service
As possible to the regular factory stores or designated point of sale to buy , and ask for purchase invoices , so as to ensure the future be able to enjoy the service .
( Six ) to see identification
Note that the switch identifies the socket on the base include: the Great Wall certification (ccce), rated current and voltage . Rated current home on the market currently used as a general switch 16A, sockets current 10A, air conditioning , water heaters have a large receptacle 16A, good product clearly identifies the available amperage , and identify fuzzy inferior products , data exaggerate , not rated current to determine whether identity is secure and not to a room full of smoke through .
( Seven ) look at the packaging
Product packaging surface should have a clear address phone manufacturers , the production date , instructions and certificate.
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