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Showing posts from May, 2019

Contact and Catenary wire railway

Railway for instance is powered by an overhead wire system the contact and catenary wires. This overhead wire system comprises of contact or catenary wires. Electrification is mainly through contact wires and catenary wires in Railways and also in running trolley, buses, metros, trams. Catenary wires expand and contract with the temperature of the climatic condition. The tension increases and decreases with this temperature and conventionally products are available to meet this gap. The overhead contact system uses overhead wires the contact wires to run the electrification through. Catenary and contact wires are also called traction wires. Contact wire is the actual carrier of electricity of 25 KvAC and it carries too load. The locomotive engine in touch with the lower wire gets continuous electricity flow to run the engine and progress with the journey. The Z shape pantograph is the most responsive design and beneficial to maintain high speeds in Railways. Mostly copper and copper