Q:What is the meaning of the second and third socket?

Five-hole socket need to use wires to connect two sockets, but also within the socket has been connected only three lines can be connected to the use of the socket are the same phase: the face of the socket, left and right on the ground

Q:Plug the plug of the classification of what

such appliances must be added leakage protection, and grounding protection (that is, to three-pin plug). Such as air conditioning, machine tools, motors and so on.

Q:The correct connection of the power outlet plug

Under normal circumstances, the three-phase circuit using FireWire red, yellow, blue three colors that three FireWire, zero line using black.

Q:How to plug a 16A plug on a 10A power outlet

long-term use of 10-amp power supply will burn or even fire! More consideration of security issues, but not recommended in the use of high-power electrical conversion socket,

Q:Is there a difference between air conditioning sockets and other sockets?

air-conditioning socket and the general socket of the insert is not the same distance. The thickness of the plain insert is 0.3mm, 30 silk

Q:Indoor socket generally have several?

Indoor in addition to lighting equipment, there are small-capacity power tools, household appliances, etc., because they are not fixed,

Q:(Red, yellow, blue), zero line-N (blue or black), ground-E (yellow-green)

in the user area to use three-phase five-wire power supply, the fifth line is the grounding protection line (ground), one end is near the user area with metal conductors buried in the ground

Q:Explosion-proof socket and the difference between ordinary socket

Ordinary socket made of ABS + polycarbonate alloy synthetic material, the socket copper is made of 1.0 mm pure copper plate and nickel plating

Q:Provide the most commonly used wiring method for socket plugs

In order to make the AC power has a very convenient power conversion function, usually the power transmission is three-phase four-wire way

Q:Three-wire socket with three-wire plug how ah?

FireWire and the zero line can only be separated from the next, not allowed to zero right fire