Wires and cables are indispensable materials for users in the process of using electricity, and their quality is directly related to the safety of electricity for thousands of households.
Therefore, when purchasing or selecting, how to quickly and accurately check the wires (compensation wire, compensation cable, shielded compensation wire, shielded compensation cable, high temperature compensation wire, high temperature compensation cable, computer shielded cable, K type compensation wire, S type The quality of compensation wires and other wires and cables is a skill that the majority of electricians must master.
The electric wires should be purchased in regular shopping malls. Look for the national electrician certification mark (the Great Wall pattern) and the trademarks, specifications, voltages, etc. printed on the wires.
