Three Mistakes of sockets
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With the popularity of home appliances , home electrical outlet number is gradually increasing . However, if installed properly, will be buried in the wall "stealth bomb ." Ministry of Public Security of the relevant survey data show that fires cumulative incidence of nearly 10 years , since the power sockets, switches , circuit breakers and other reasons caused by short circuit nearly 30% of the total number of fires accounted for , ranking first in all types of fires .
Myth: socket location is too low
Many families in the mounting socket , feel too hindered appearance, will be installed in the lower concealed position. However, Institute of Electrical Engineering Dr. Xia Dong said , so easy when mopping the floor, let the water splashed on the socket , causing leakage accident. Industry regulations, from the ground surface mounted socket preferably not less than 1.8 m ; concealed outlet not less than 0.3 meters from the ground . Kitchen and bathroom outlet should be more than 1.5 meters from the ground , air-conditioning outlet at least two meters or more.
Myth: socket wire free installation
Power must use copper wire cross-section . If you live in an older house , must take the original aluminum replace copper wire. Because aluminum easily oxidized , joints easy ignition. Survey had shown that the use of aluminum housing , the incidence of copper electrical fire several times . In addition , many families for beauty, will use slotted embedding, underground pipe laying methods , Xia Dong reminder, the wiring must follow the " line of fire into the switch , the zero line into the lamp " principle , also located in the socket leakage protection devices.
Myth: lack of protective measures socket
Often have water and smoke in the kitchen and bathroom, so it's best to install the socket panel splash box or plastic bezel , can effectively prevent short-circuiting due to oil, vapor intrusion caused . Families with children , in order to prevent children from touching or metal objects with a finger poke outlet hole, will have to use the insurance bracket with safety outlet.
In addition, some improvements in the installation three-hole socket , so that the ground is often non-existent, or even directly to the ground wire to a gas pipe . Professionals have pointed out that these practices is very dangerous, connected to ground and electrical enclosures, once electrical leakage, can cause people to electric shock.