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Circular electrical connector plug, socket installation precautions
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2025-03-20 17:46
Circular electrical connectors plugs and sockets are a wide variety of power access points for a wide range of applications. All movable electrical appliances need to be connected to the power supply through sockets and plugs. There are many kinds of electrical plugs and sockets, including single-phase two-eye, single-phase three-eye, and three-phase four-eye plugs and sockets.
Circular electrical connectors plugs and sockets are a wide variety of power access points for a wide range of applications. All movable electrical appliances need to be connected to the power supply through sockets and plugs. There are many kinds of electrical plugs and sockets, including single-phase two-eye, single-phase three-eye, and three-phase four-eye plugs and sockets.
Two-hole sockets can be used for appliances whose shells do not require grounding, such as movable table lamps, hand drills, and televisions. Three-hole sockets are used for appliances whose shells require grounding, such as washing machines and refrigerators. Single-phase sockets are usually rated at only 5A, and three-hole sockets are rated at 5A, 10A, 15A, 20A and so on. The socket should be selected according to the rated current of the high-power appliance plugged into the socket, and the rated current of the socket should be greater than the rated current of the appliance.
When installing and using circular electrical connectors, please note the following points.
One, the socket should be installed on an insulated board, in an insulated box or on electrical boards and logs. Usually, the two holes of the socket are mounted parallel to the plane of the building.
Two, when installing a three-hole socket, the grounding hole (large hole) shall be installed above, and the grounding terminal shall be connected to the grounding wire; the zero wire shall not be used as the grounding wire.
Third, the phase wire should be connected to the designated terminal (labeled with the letter “L”). Generally into the socket 220v power is “left zero right phase”. Two-hole three-hole socket is a combination of sockets, mostly used as a mobile socket. Its structure and installation and two-hole and three-hole socket similar.
Fourth, the round electrical connector plug or socket rated current should be greater than the rated current of the load connected to the appliance, the rated current of the appliance should not exceed the rated current of the socket.
Fifth, the use of mobile plugs should be kept clean, pay attention to moisture, so as to avoid leakage or short circuit due to insulation damage.
Six, some single-phase three-eye plug and socket or three-phase four-eye plug and socket, shall be connected to the grounding wire to the grounding symbol of the terminal, and with the metal shell of the appliance is connected to the * electricity reliable.
Seven, wiring plugs and sockets shall be firmly in contact, the adjacent terminals on the wire metal head should be kept away from the distance, do not allow burrs, in order to prevent short-circuit.
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