Copper Catenary Wire For Electric Railway Good Electrical Conductivity

Copper Catenary Wire for Electric railway good electrical conductivity

Copper catenary wire is available in various sizes and configurations, depending on the specific requirements of the power transmission system. The wire is often stranded, meaning it is composed of multiple small copper wires twisted or braided together. Stranding increases the flexibility and strength of the wire, making it easier to handle during installation and maintenance.

The main advantages of using copper for catenary wire are its high electrical conductivity and resistance to corrosion. Copper has one of the highest electrical conductivities among commonly used metals, allowing for efficient transmission of electricity. Additionally, copper is resistant to oxidation and has good mechanical strength, making it suitable for outdoor applications and ensuring the longevity of the wire.

Application

• Electric Railways and Tram Systems: Copper catenary wire is extensively used in electric railways and tram systems to supply power to the trains or trams. The wire is installed overhead, suspended from poles or other support structures. The trains or trams have pantographs or other current collectors that establish contact with the copper wire, allowing the transfer of electrical energy to power the vehicles.
• Power Transmission and Distribution: Copper catenary wire is also used in power transmission and distribution systems. In overhead power lines, the copper wire carries high-voltage electricity over long distances from power plants to substations or directly to consumers. The use of copper ensures low electrical resistance, minimizing power losses during transmission.

Copper Contact Wire Specification:

Established in June 1985, the corporation got listed on the Shenzhen Stock Exchange in September 2017 (stock code 300697). Its primary area of business is conducting research, development, production and distribution of copper and copper alloy commodities. The company offers a variety of copper and copper alloy products, such as contact wires, power cables, copper alloy bus bars, and other copper parts. The products find widespread application in high-speed railway, transmission, and distribution, as well as in the fields of new energy vehicles, hydropower, nuclear power, wind power, photovoltaic solar energy, and other green new energy sectors.

Since its establishment, our company has been dedicated to providing customers with high-quality copper alloy products and services. We achieve this by using an advanced management system, strong research and development capabilities, and a focus on excellent product quality and customer service. We have formed partnerships with railway bureaus under the Railway Corporation, including those in Shanghai, Guangzhou, Beijing, Zhengzhou, Chengdu, and other locations. We also work with railway locomotive and motor production enterprises such as CRRC and national motor and electrical production enterprises like Xiangtan Electric (600416). SH), Dongfang Electric (600875.SH), Liangxin, Schneider Electric from France, SIEMENS from Germany and other internationally renowned companies have established strategic cooperative relations and become licensed suppliers of copper and copper alloy twisted wires and contact wires for China Railway Group's electrification bureau.

We are committed to new energy vehicles that align with the emerging era of smart vehicles, promoting innovation and efficiency. After more than five years of development, the company's new energy vehicle business has officially entered the global and domestic new energy vehicle industry. With new energy vehicle motor, battery, electric control and other core systems closely linked to precision structural components and conductive connectors, we will seize this development opportunity. With a leading advantage in the industry, we will continue to provide mainstream car companies with complete connection solutions at a competitive price while maintaining excellent product quality.

The company holds a leading position in the same industry due to its exceptional research and development capabilities and technical expertise. As of now, the company possesses 51 valid patents, which includes 9 invention patents. It has successfully achieved ISO9001:2015 certification for quality management systems, ISO14001:2015 certification for environmental management systems, ISO45001:2018 certification for Occupational Health and Safety management systems, IATF16949:2016 certification for management systems, certification for intellectual property management systems, CE certification, CRCC certification, URCC certification, and certification as a railway transport infrastructure equipment production enterprise. The company is recognised as a high-tech enterprise in Jiangsu Province, with a significant impact on the industry. It has been involved in formulating China's railway industry standards and national copper busbar standards on several occasions. Additionally, it has been recognised as a national specialised new and small enterprise.