A device for actuating on-load disconriectors for power lines, particularly for railroad power lines, comprising a moving element (41) that is associable with a moving electric contact (5) of the disconnector to be operated. The moving element (41) can mov...

An on-load disconnector for power lines, particularly for railroad power lines, comprising a supporting structure (2) that supports, by means of isolators (3a, 3b), at least one fixed contact (4a, 4b), which is connected to a power line (30, 31), and a mov...

A clamp (1) for droppers of catenary cables for support and electric power supply in railroad lines, comprising two bodies (2,3), respectively a first body (2) and a second body (3), which face each other and are mutually connected, in an intermediate regi...

A safety device for cable stretching units, particularly for electric contact lines for railroads, comprising a first element (1) which is connected to an end portion of a stretched cable (3) and a second element (2) which is substantially unaffected by lo...