JPS543241A - Enclosed switchboard - Google Patents
Enclosed switchboardInfo
- Publication number
- JPS543241A JPS543241A JP6816377A JP6816377A JPS543241A JP S543241 A JPS543241 A JP S543241A JP 6816377 A JP6816377 A JP 6816377A JP 6816377 A JP6816377 A JP 6816377A JP S543241 A JPS543241 A JP S543241A
- Authority
- JP
- Japan
- Prior art keywords
- enclosed switchboard
- switchboard
- communicating
- chamber
- safety
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Landscapes
- Patch Boards (AREA)
Abstract
PURPOSE: To improve the safety for the internal pressure rise by setting up an air release pressure reduction chamber at part of a switchboard and communicating it to an equipment chamber through a communicating port with a pressure sensitive valve.
COPYRIGHT: (C)1979,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6816377A JPS543241A (en) | 1977-06-08 | 1977-06-08 | Enclosed switchboard |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6816377A JPS543241A (en) | 1977-06-08 | 1977-06-08 | Enclosed switchboard |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS543241A true JPS543241A (en) | 1979-01-11 |
Family
ID=13365809
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6816377A Pending JPS543241A (en) | 1977-06-08 | 1977-06-08 | Enclosed switchboard |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS543241A (en) |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5831706U (en) * | 1981-08-21 | 1983-03-02 | 富士電機株式会社 | Closed switchboard busbar chamber pressure air release device |
JPH0340701A (en) * | 1989-07-04 | 1991-02-21 | Mitsubishi Electric Corp | Switchgear provided with bursting mechanism |
EP0853811A1 (en) * | 1995-10-03 | 1998-07-22 | ABB POWER T & D COMPANY INC. | Arc-resistant switchgear enclosure |
JPH10322811A (en) * | 1997-05-19 | 1998-12-04 | Toshiba Corp | Metal sealed switchgear |
WO2008136112A1 (en) * | 2007-04-26 | 2008-11-13 | Mitsubishi Electric Corporation | Switchgear with metal enclosure |
CN101931179A (en) * | 2010-08-12 | 2010-12-29 | 河南省电力公司驻马店供电公司 | Directional explosion-proof pressure-relieving device for middle-placed cabinet |
WO2023100382A1 (en) * | 2021-11-30 | 2023-06-08 | 三菱電機株式会社 | Storage box and opening/closing device |
-
1977
- 1977-06-08 JP JP6816377A patent/JPS543241A/en active Pending
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5831706U (en) * | 1981-08-21 | 1983-03-02 | 富士電機株式会社 | Closed switchboard busbar chamber pressure air release device |
JPH0340701A (en) * | 1989-07-04 | 1991-02-21 | Mitsubishi Electric Corp | Switchgear provided with bursting mechanism |
JPH0777481B2 (en) * | 1989-07-04 | 1995-08-16 | 三菱電機株式会社 | Switchgear with pressure relief mechanism |
EP0853811A1 (en) * | 1995-10-03 | 1998-07-22 | ABB POWER T & D COMPANY INC. | Arc-resistant switchgear enclosure |
EP0853811A4 (en) * | 1995-10-03 | 1998-08-05 | ||
US5892195A (en) * | 1995-10-03 | 1999-04-06 | Abb Power T&D Company, Inc. | Arc-resistant switchgear enclosure with arcing chamber venting structure |
JPH10322811A (en) * | 1997-05-19 | 1998-12-04 | Toshiba Corp | Metal sealed switchgear |
WO2008136112A1 (en) * | 2007-04-26 | 2008-11-13 | Mitsubishi Electric Corporation | Switchgear with metal enclosure |
JPWO2008136112A1 (en) * | 2007-04-26 | 2010-07-29 | 三菱電機株式会社 | Metal closed switchgear |
JP4988833B2 (en) * | 2007-04-26 | 2012-08-01 | 三菱電機株式会社 | Metal closed switchgear |
CN101931179A (en) * | 2010-08-12 | 2010-12-29 | 河南省电力公司驻马店供电公司 | Directional explosion-proof pressure-relieving device for middle-placed cabinet |
WO2023100382A1 (en) * | 2021-11-30 | 2023-06-08 | 三菱電機株式会社 | Storage box and opening/closing device |
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