Title:
GAS-INSULATED SWITCHGEAR
Document Type and Number:
WIPO Patent Application WO/2022/234657
Kind Code:
A1
Abstract:
In this gas-insulated switchgear, which connects multiple units provided with multiple devices stored in a tank (50), a connection structure (60), to which a power cable (20) is connected, is installed outside of a tank (50), both sides of which surround a connection area between units and a connection area between the machines; the connection structure (60) is provided with a cap (70) which closes an opening of the tank (50), and a plug (80) which is fixed to the outside surface of the cap (70); the cap (70) is provided with a cap conductor part that is connected to a central conductor (52), and a cap solid insulation part that surrounds the outer periphery of the cap conductor part; the plug (80) is provided with a cylindrical plug solid insulation part, and a plug conductor part that closes the end of the plug solid insulation part and contacts the cap conductor part; a plug hole is formed in the plug conductor part; and, the electric cable (20), which passes through the plug solid insulation part, is inserted into the plug (80), and the core of the power cable (20) is inserted into the plug hole.
Inventors:
KOSHITOGE TAKUYA (JP)
NAKAUCHI SHINICHIRO (JP)
NAKAUCHI SHINICHIRO (JP)
Application Number:
PCT/JP2021/017512
Publication Date:
November 10, 2022
Filing Date:
May 07, 2021
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
H02B1/20
Foreign References:
| JP2007097332A | 2007-04-12 | |||
| JP2015220795A | 2015-12-07 | |||
| JPH0588119U | 1993-11-26 | |||
| JPS6138807U | 1986-03-11 | |||
| JP2017189050A | 2017-10-12 |
Other References:
See also references of EP 4336686A1
Attorney, Agent or Firm:
TAKAMURA, Jun (JP)
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