Ключевые слова:
Traction-current-collecting devices, Railway vehicle components, Current-collecting equipment, Railway electric traction equipment, Railway equipment, Railway vehicles, Overhead contact systems, Overhead power lines, Overhead contact lines, Urban railways, Visual inspection (testing), Type testing, Approval testing, Performance testing, Maintenance, Static loading, Mechanical tolerances, Vibration, Vibration testing, Thermal testing, Endurance testing, Reliability, Railway applications