First of all, you need to know the products you produce, which country you are selling, different homes, and different requirements on the power cord standards. For example, in countries that go to Europe, the products need to have the VDE certification of the European Union. If you go to the United States, you need to have the US UL certification. You have to go to Australia, Japan, Italy, and many other countries to have relevant product certification requirements. In the same way, if this is not certain, you may not be able to use the product you have made, so this is the primary issue.
2, power cord specifications and thick lines
The power cord is divided into two cores and three cores, depending on the type of electrical appliance. Also divided into specifications, such as the national standard has 52 lines (light PVC sheathed flexible cable) 53 lines (common PVC sheathed flexible cable), VDE points H03VV-F, H05VV-F, and so on. Moreover, the power cord is also divided into thicknesses, such as: 0.5mm2 0.75mm2 1.0mm2 1.5mm2, the size of the specification and the wire are mainly different according to the power of the appliance. For details, please refer to the relevant national standard.
3, the color of the power cord
This is mainly based on the color of the product. If your product is white, it should be equipped with a white power cord and a black power cord, which is not always good.
4, the length of the power cord
The length of the power cord is determined according to the user's use. It is too long or too short, and it is inconvenient for the user to use it.
1. The partial break of the copper wire inside the plug power cable is called a half-break. When the current flows through the half-break, the circuit suddenly becomes narrow, causing overload and high heat.
2. When using v, it should be noted that it cannot be bundled; because the plug power cord i...
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