Patent ID: 6646861
Filing Date: 2003-11-11
Classification: H02B

Abstract:
A gas-insulated switching device comprising:a pair of main busbars which are disposed in parallel to each other, three-phase busbar connecting lines which are disposed perpendicularly to and between said main busbars for connection; and leader lines which are connected to said busbar connecting lines, wherein said busbar connecting lines are arranged along said main busbar and each phase thereof comprises horizontal breaker units serially connected to each other through breaker connecting units in a straight line, each of said main busbars has three busbar units arranged in parallel to each other and vertically along busbar connecting units which stand upright, two of said leader lines are led out from one of said breaker connecting units, and one of said two leader lines has a connecting busbar unit constituting said one leader line, said connecting busbar unit being led out horizontally from said one breaker connecting unit toward one side of a connecting busbar unit constituting the other of said two leader lines so as to be slantwise to an extending direction of said main busbars.