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This document provides specifications for hard-drawn current carrying flexible dropper wires ("A" droppers) used for overhead lines on 25kV AC electric traction systems in India. It specifies requirements for materials, dimensions, properties, tests and packaging of the copper wire droppers. The droppers are rope-constructed from electrolytic tough pitch copper to carry current during high-speed train pantograph passage and ensure stable contact with the overhead lines. Tests are prescribed to check complia

Author

Gadde Joseph

Language

EN