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Patent Searching and Data

Document Type and Number:
Japanese Patent JP7319186
Kind Code:
To provide: a closed switchboard capable of suppressing a decrease in insulation between vertical busbars having different phases and suppressing an arc from continuously occurring; and a partition between phases used for the closed switchboard.SOLUTION: A closed switchboard of an embodiment includes: a housing; a plurality of horizontal busbars located inside the housing; a plurality of vertical busbars 8 respectively connected to the plurality of horizontal busbars; a bus barrier 10 formed of an insulating material and having a base plate 10a and wall portions 10b located between the vertical busbars 8 and rising from the base plate 10a; a busbar cover 11 formed of an insulating material and having a cover plate 11a that covers the plurality of vertical busbars 8 from each tip side of the wall portions 10b; and a partition 13 between phases formed of an insulating material and having partition plates 13b located between adjacent vertical busbars 8 and insulating a gap between each tip of the wall portions 10b and the cover plate caused by deformation of the cover plate 11a.SELECTED DRAWING: Figure 4

Daio Sakakibara
Application Number:
Publication Date:
August 01, 2023
Filing Date:
December 26, 2019
Export Citation:
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Toshiba Industrial Equipment Systems Co., Ltd.
International Classes:
Domestic Patent References:
Foreign References:
Attorney, Agent or Firm:
Patent Attorney Corporation Sato