Common faults of wire and cable lines cause mechanical damage, insulation damage, insulation dampness, insulation deterioration, over-voltage, cable overheating faults. When the above faults occur in the line, the power supply of the fault cable should be cut off, to find the fault point, to the fault. The direct cause of the cable failure is … Read more
In the 1990s, China’s electric wire and cable industry has achieved rapid development. To become the world’s second largest producer of wire and cable. The development of the industry has given rise to the following problems: One. The number of wire and cable enterprises is large but the scale is small, and state-owned enterprises have … Read more
Wire and cable are used to transmit electrical (magnetic) energy, information and electromagnetic energy conversion wire products. It is widely used in various departments of national economy and provides important supporting facilities for various industries, national defense construction and major construction projects. China’s wire and cable industry, based on a large number of technology introduction, … Read more
On June 30, 2020, the Report on The Current Situation and Strategy Of China’s Cable Industry compiled by the Professional Committee of Wire and Cable was officially released. Held since July 19, 2019 China cable industry present situation and strategy advice consulting report (hereinafter referred to as the consulting report), since the first compilation work … Read more
Urban rail transit is playing an increasingly important role in meeting people’s travel needs, optimizing urban layout, alleviating urban traffic congestion, and promoting economic and social development. According to statistics, between 2020 and 2025, intercity high-speed rail and rail transit will be the biggest investment in the “new infrastructure” sector. When the new infrastructure becomes … Read more
When a breakpoint occurs inside a wire or cable, it is difficult to visually determine the location of the breakpoint due to the wrapping of the external insulation. Here are some quick ways to identify breakpoints: Method of non-damaged cable: Digital multimeter method First connect one end of the breakpoint cable to the 220V wire … Read more
South Korea’s government has unveiled a Won73.4tn ($60.9bn) green New Deal as part of a broader national strategy to shift the economy from carbon-dependent to low-carbon and prepare for the post-COVID-19 era. The Korea Ministry of Trade, Industry and Energy said the funds invested in 2020-2025 will create 659,000 jobs and help the country overcome … Read more
Outer sheath is a protective covering covering the cable sheath (inner sheath), mainly used for mechanical strengthening and anti-corrosion. Common cables have inner sheath as the outer sheath of metal sheath and inner sheath as the outer sheath of plastic sheath. The outer sheath of the metal sheath is generally composed of three parts: the … Read more
The components of a power cord are as follows: 1. Copper wire. Copper wire is the core part of power cord. Copper wire is the carrier of current and voltage. The quality of a power cord depends on three points, namely, the density of copper wire, the material of the cord, the amount of copper … Read more
Wires and cables are easily affected by the external use environment. Careless protection will easily lead to hardening of the wire body, peeling off of insulation skin and other phenomena. Many users will mistakenly believe that the product quality has problems, which in fact has a great relationship with the temperature. The outer skin of … Read more