Patent ID: 6433271
Filing Date: 2002-08-13
Classification: H02B,H02G

Abstract:
A busbar system for air insulated switchgear, characterized in that the busbar system is comprised of cylindrical tubular busbars (2), preferably having a high copper content; in that the tubular busbars have a busbar receiving end (6) and a busbar insertion end (7) enabling the tubular busbars to be joined together by inserting the insertion end into the receiving end; and in that a contact element (9) is mounted between the receiving end (6) and the insertion end (7) and functions to fix the tubular busbars together and establish an electric contact therebetween; and in that an outer protecting or sealing element is mounted over the join area of the respective receiving and insertion ends (6, 7) or mutually joined tubular busbars, said contact element (9) being a round and closed coil spring.