Contact arm for single-column disconnector and its use

摘要

The invention relates to a contact arm (2) for single column disconnector (1) and its use, with at least one profile body (5) and with at least one contact element (6). The at least one profile body (5) is rod-shaped and the at least one contact element (6) is rod-shaped, formed with a T-profile. The method for using the contact arm (2) comprises, in the switched-on state, the current path of the single-column disconnector (1), the T-shaped contact element (6) of the movable contact arm (2) fastened to the profile body (5) of the contact arm (2), electrically and mechanically in contact with a fixed contact (19), in particular with a fixed contact (19) in the form of a round rod.