Patent ID: 6518531
Filing Date: 2003-02-11
Classification: H01H,H02B

Abstract:
A gas-insulated switchgear comprising:a first hermetic vessel filled with an electrically insulating gas and having accommodated therein a circuit interrupter for interrupting a circuit and a disconnector for disconnecting the circuit; a second hermetic vessel filled with an electrically insulating gas and having accommodated therein a disconnector; a third hermetic vessel disposed in parallel to said second hermetic vessel, filled with an electrically insulating gas, and having accommodated therein a disconnector for disconnecting the circuit; and shunt conductors connected in parallel to each other between said disconnector within said first hermetic vessel and said disconnectors within said second and third hermetic vessels; said shunt conductors each comprising: a conductor having terminal portions extending through and penetrating into said first hermetic vessel and said second and third hermetic vessels and a main body portion connected and shunted between said terminal portions for parallel distributing an electric power from said first hermetic vessel to said second and third hermetic vessels; an insulating material covering said main body portion; and an electrically conductive coating disposed on an outer surface of said insulating material and grounded.