How to choose a power outlet?1. What is a power outlet?Many people think that I am no longer afraid of water. When they hear about the power socket, in fact, the so-called power socket plug has certain waterproof ability. It can't be said that you bought a power socket that can be unscrupulous, and it is usually waterproof through a special waterproof structure (gasket or anti-sink). A socket into which one or more circuit wiring can be inserted, through which various wiring can be inserted to facilitate connection with other circuits. CEE connector CEE standard industrial plug socket is an explosion-proof socket, and the temperature is limited below 32 degrees. IP54, that is, dust prevention is level 5: dust intrusion cannot be completely prevented, but the amount of dust intrusion will not affect the normal operation of the product; Waterproof grade 4: prevent splashing water from invading, and prevent splashing water from all directions from invading.2. What are the classifications of power outlets?Many people don't know what kinds of power outlets they have when they buy them. Below, we will introduce three categories according to size, function and number of cores (appearance):A, according to the size, power outlets can be divided into M12, M14 to M34, etc.B, according to the function, it can be divided into high-power power socket, aviation power socket, LED power socket, multimedia power socket, etc.C, according to the number and appearance of cores, it can be divided into 1 ~ 12 cores, and one-tow-two, one-tow-three power sockets, etc.3. What are the waterproof grades of power outlets?Many people don't know the waterproof level of power outlets yet, and remind you that as a user, you must use the digital waterproof level of power outlets and its applicable scope. Usually, we use ipxx as the standard of power outlets and other electrical waterproof levels. The first X value range is 0 to 6, and the second X range is main (so the highest level of power outlets is ip68). The author here especially reminds everyone not to use power outlets beyond the applicable scope of its waterproof level (to avoid blocking water shock, etc.).