CH458483A - Circuit breaker, with an evacuated housing - Google Patents
Circuit breaker, with an evacuated housingInfo
- Publication number
- CH458483A CH458483A CH376067A CH376067A CH458483A CH 458483 A CH458483 A CH 458483A CH 376067 A CH376067 A CH 376067A CH 376067 A CH376067 A CH 376067A CH 458483 A CH458483 A CH 458483A
- Authority
- CH
- Switzerland
- Prior art keywords
- circuit breaker
- evacuated housing
- evacuated
- housing
- breaker
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
- H01H33/668—Means for obtaining or monitoring the vacuum
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/22—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for distribution gear, e.g. bus-bar systems; for switching devices
- H02H7/222—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for distribution gear, e.g. bus-bar systems; for switching devices for switches
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US535078A US3403297A (en) | 1966-03-17 | 1966-03-17 | Vacuum-type circuit interrupter with pressure-monitoring means |
Publications (1)
Publication Number | Publication Date |
---|---|
CH458483A true CH458483A (en) | 1968-06-30 |
Family
ID=24132741
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH376067A CH458483A (en) | 1966-03-17 | 1967-03-15 | Circuit breaker, with an evacuated housing |
Country Status (6)
Country | Link |
---|---|
US (1) | US3403297A (en) |
JP (1) | JPS4527499B1 (en) |
BR (1) | BR6787623D0 (en) |
CH (1) | CH458483A (en) |
FR (1) | FR1513019A (en) |
GB (1) | GB1134487A (en) |
Families Citing this family (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3493952A (en) * | 1966-08-05 | 1970-02-03 | Gen Electric | Electric circuit breaker with contact condition indicator |
US3594754A (en) * | 1968-01-26 | 1971-07-20 | Westinghouse Electric Corp | Pressure measurement arrangements for a vacuum-type circuit interrupter |
JPS5041481Y1 (en) * | 1969-05-02 | 1975-11-26 | ||
US3662209A (en) * | 1970-05-21 | 1972-05-09 | Gen Electric | Electron discharge device with helical conductor providing swap fit |
US3641359A (en) * | 1970-12-04 | 1972-02-08 | Gen Electric | Monitor circuit for vacuum-type electric circuit interrupter |
SE410067B (en) * | 1974-04-02 | 1979-09-17 | Siemens Ag | DEVICE FOR DETECTING LACK OF OPERATION FOR VACUUM BREAKING CHAMBER |
US3983345A (en) * | 1975-01-30 | 1976-09-28 | General Electric Company | Method of detecting a leak in any one of the vacuum interrupters of a high voltage circuit breaker |
US4163130A (en) * | 1975-07-25 | 1979-07-31 | Hitachi, Ltd. | Vacuum interrupter with pressure monitoring means |
US4103291A (en) * | 1976-09-30 | 1978-07-25 | Howe Francis M | Leak sensor and indicating system for vacuum circuit interrupters |
US4351992A (en) * | 1979-11-05 | 1982-09-28 | General Electric Company | High-potential testing of vacuum-type circuit interrupters |
JPS56167221A (en) * | 1980-05-27 | 1981-12-22 | Meidensha Electric Mfg Co Ltd | Vacuum degree monitor for vacuum switch |
AU555075B2 (en) * | 1981-01-19 | 1986-09-11 | Westinghouse Electric Corporation | Vacuum monitoring device on vacuum switch |
EP0067683B1 (en) * | 1981-06-12 | 1986-08-20 | Kabushiki Kaisha Meidensha | Electric field detector |
DE3270153D1 (en) * | 1981-10-30 | 1986-04-30 | Meidensha Electric Mfg Co Ltd | Vacuum monitor for vacuum interrupter and use of the vacuum monitor |
US4471309A (en) * | 1982-02-09 | 1984-09-11 | Westinghouse Electric Corp. | Vacuum detector |
US4553139A (en) * | 1982-07-05 | 1985-11-12 | Kabushiki Kaisha Meidensha | Vacuum monitor for vacuum interrupter |
US5537858A (en) * | 1994-05-18 | 1996-07-23 | National Technical Systems, Inc. | System for the nonintrusive monitoring of electrical circuit breaker vessel pressure |
DE59604482D1 (en) * | 1995-08-10 | 2000-03-30 | Siemens Ag | Device for monitoring the vacuum of a vacuum switch |
EP2682971B1 (en) * | 2012-07-03 | 2016-11-30 | ABB Schweiz AG | A device for indicating the state of a switching apparatus |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1790152A (en) * | 1922-10-13 | 1931-01-27 | Gen Electric | Electrical discharge apparatus |
US1757397A (en) * | 1925-04-01 | 1930-05-06 | California Inst Of Techn | High-voltage fuse |
US1819154A (en) * | 1928-08-22 | 1931-08-18 | Westinghouse Electric & Mfg Co | Vacuum circuit breaker |
US1972362A (en) * | 1928-12-26 | 1934-09-04 | California Inst Of Techn | Electric switching apparatus |
GB1084138A (en) * | 1965-01-28 |
-
1966
- 1966-03-17 US US535078A patent/US3403297A/en not_active Expired - Lifetime
-
1967
- 1967-02-28 GB GB9436/67A patent/GB1134487A/en not_active Expired
- 1967-03-03 FR FR97319A patent/FR1513019A/en not_active Expired
- 1967-03-08 BR BR187623/67A patent/BR6787623D0/en unknown
- 1967-03-15 CH CH376067A patent/CH458483A/en unknown
- 1967-03-17 JP JP1647167A patent/JPS4527499B1/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
DE1640209B2 (en) | 1975-09-25 |
DE1640209A1 (en) | 1970-12-03 |
FR1513019A (en) | 1968-02-09 |
GB1134487A (en) | 1968-11-27 |
BR6787623D0 (en) | 1973-12-26 |
JPS4527499B1 (en) | 1970-09-09 |
US3403297A (en) | 1968-09-24 |
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