The difference between strand copper flexible cable and solid copper wire

There are many types of copper core wire models, such as RVV, BVS, RVB and RV, etc. The wires will be indicated using English letters as well as numbers for ease of use and production. Need to use The scene is not the same, the specifications of the selected copper core wire, the model is also different, should be combined with the actual reality, to select the copper core wire.