Hangzhou Xingguan Machinery Co., Ltd

Professional Wire Machinery Supplier in China

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Purchasing knowledge of civil wire and cable.
- Feb 04, 2018 -

1. According to the national standard, the surface of the wire shall be marked with the manufacturer's name, product model and rated voltage. This is conducive to finding manufacturing plants in time when problems occur in the use of wires. Consumers should pay attention to this when purchasing power lines. At the same time, consumers should pay attention to whether the manufacturer's name, product model, rated voltage and the printing mark on the surface of the wire should be consistent to prevent the fake products.

2. When purchasing power lines, consumers should pay attention to the appearance of the electric wire should be smooth and flat, no damage to the insulation and sheath layer, the logo is clear, and no greasy feeling is found in the hand wire. From the cross section of the wire, the thickness of the insulation or sheath on the entire circumference of the wire should be uniform, not the core, and the insulation or sheath should be of a certain thickness.

3. When purchasing power lines, consumers should pay attention to whether the conductor diameter is consistent with the specified section on the qualification certificate. If the conductor section is small, it is easy to cause a short circuit of hot wire. It is suggested that the home lighting circuit should adopt 1.5 square millimeter wire drawing machine and above specifications. Air conditioners, microwave ovens and other high-power household appliances should adopt 2.5mm and above specifications.