At present, home decoration generally chooses a concealed socket. There are a wide variety of outlets on the market, but the form is generally the same. It is recommended that the owner choose a branded outlet (recommended Simon, TCL, etc.) to ensure quality. Pay attention to the following points when installing the socket:
(1) The installation height of the socket shall be installed according to the design requirements when the design is specified; when the design is not clear, the following requirements shall generally be met:
The socket with the safety door is not less than 0.3M.
The socket without the safety door is not low with 1.8M.
It is recommended to purchase sockets with safety gates as much as possible, as the prices are not much different.
(2) Sealed waterproof and splash-proof sockets should be used in the bathroom or other wet places.
Note: The socket with safety door is a plastic baffle (safety door) in front of the metal socket of the jack. Three-hole socket, when the plug is inserted, the grounding pile head (slightly long) is inserted into the hole first, and the mechanism inside the socket opens the other two hole doors. The two-hole socket must be inserted into the socket pile head at the same time, and the safety door can be opened to prevent young Child error inserts metal objects to cause a safety accident.
(3) When the socket is installed, its panel should be straight and close to the wall. And the wiring (phase) should meet the following requirements:
Single-phase two-hole socket, facing the right or upper hole of the socket to connect the phase line (fire line); the left or lower hole is connected to the zero line.
Single-phase three-hole socket, facing the right hole of the socket to connect the phase line (L, fire line), the left hole is connected to the neutral line (N), the upper hole is the ground line (PE).
A name for Silicon Carbide.
It is produced from quartz sand and high quality anthracite under high
temperature in an electric resistance furnace.If looks black and has a
microhardness of 2800-3300kg\mm2,being used for produce the abrasive tools.It
is also fit for process the grind metals and non-metals material of low tensile strength,such as grey cast iron,brass,aluminium ,stone,leather
and hard rubber ect.Also can be used as refractory materials and in electronic
industry.
Carbon(+4) Cation,Carbonate Charge,Carbonate Cation,Carbocation Stability
NINGXIA PANSON COAL AND CARBON CO., LTD , http://www.nxpanson.com