公开(公告)号：US20210319932A1

公开(公告)日：2021-10-14

申请号：US17271992

申请日：2019-08-28

Applicant: ABB Power Grids Switzerland AG

Inventor： Teresa GARGANO ,  Daniele VILLANO ,  Karl FREI ,  Francesca MEYER

IPC: H01B17/58 ,  H01F27/04 ,  H01F27/29 ,  H01R13/53 ,  H01R13/74 ,  H01F27/36

Abstract: An aspect of the present disclosure provides a shield 300 for a terminal 206 of a high-voltage electrical device 200 comprising a first shield element 301 having at least one axial opening 304 and at least one lateral opening 305, and at least one second shield element 302, 303, wherein the at least one second shield element 302, 303 is movable between a first shield position and a second shield position for selectively opening and closing at least one of the at least one axial opening 304 and the at least one first lateral opening 305. Further aspects provide a high-voltage electrical bushing 200 comprising a shield 300 according to the aspect above, and a transformer 100 comprising said high-voltage electrical bushing 200. Yet a further aspect provides a method 400 for installing a high-voltage bushing having a shield according to the aspect above.