IT996890B - Disgiuntore elettrico sotto vuoto con almeno due unita di disgiun zione identiche - Google Patents
Disgiuntore elettrico sotto vuoto con almeno due unita di disgiun zione identicheInfo
- Publication number
- IT996890B IT996890B IT70177/73A IT7017773A IT996890B IT 996890 B IT996890 B IT 996890B IT 70177/73 A IT70177/73 A IT 70177/73A IT 7017773 A IT7017773 A IT 7017773A IT 996890 B IT996890 B IT 996890B
- Authority
- IT
- Italy
- Prior art keywords
- under vacuum
- electric disconnector
- disjunction
- units
- disconnector under
- 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
- H01H33/662—Housings or protective screens
- H01H33/66261—Specific screen details, e.g. mounting, materials, multiple screens or specific electrical field considerations
-
- 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
- H01H33/664—Contacts; Arc-extinguishing means, e.g. arcing rings
-
- 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
- H01H33/02—Details
- H01H33/022—Details particular to three-phase circuit breakers
- H01H2033/024—Details particular to three-phase circuit breakers with a triangular setup of circuit breakers
-
- 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
- H01H33/662—Housings or protective screens
- H01H33/66261—Specific screen details, e.g. mounting, materials, multiple screens or specific electrical field considerations
- H01H2033/66269—Details relating to the materials used for screens in vacuum switches
-
- 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
- H01H33/666—Operating arrangements
- H01H2033/6668—Operating arrangements with a plurality of interruptible circuit paths in single vacuum chamber
-
- 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
- H01H33/02—Details
- H01H33/022—Details particular to three-phase circuit breakers
-
- 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
- H01H33/664—Contacts; Arc-extinguishing means, e.g. arcing rings
- H01H33/6644—Contacts; Arc-extinguishing means, e.g. arcing rings having coil-like electrical connections between contact rod and the proper contact
- H01H33/6645—Contacts; Arc-extinguishing means, e.g. arcing rings having coil-like electrical connections between contact rod and the proper contact in which the coil like electrical connections encircle at least once the contact rod
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL727214615A NL153713B (nl) | 1972-10-27 | 1972-10-27 | Vacuuemschakelaar met twee of meer schakeleenheden. |
Publications (1)
Publication Number | Publication Date |
---|---|
IT996890B true IT996890B (it) | 1975-12-10 |
Family
ID=19817253
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT70177/73A IT996890B (it) | 1972-10-27 | 1973-10-26 | Disgiuntore elettrico sotto vuoto con almeno due unita di disgiun zione identiche |
Country Status (15)
Country | Link |
---|---|
US (1) | US3870845A (it) |
JP (1) | JPS5336579B2 (it) |
AT (1) | AT337820B (it) |
AU (1) | AU467453B2 (it) |
BE (1) | BE806222A (it) |
CA (1) | CA998080A (it) |
CH (1) | CH558078A (it) |
DK (1) | DK142798B (it) |
ES (1) | ES419980A1 (it) |
FR (1) | FR2204867B1 (it) |
GB (1) | GB1433264A (it) |
IT (1) | IT996890B (it) |
NL (1) | NL153713B (it) |
SE (1) | SE386767B (it) |
ZA (1) | ZA738266B (it) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL154369B (nl) * | 1973-12-21 | 1977-08-15 | Hazemeijer Bv | Elektrische hoogspanningsschakelaar met twee in serie geschakelde schakeltrajecten. |
US3969598A (en) * | 1975-02-03 | 1976-07-13 | General Electric Company | Vacuum-type circuit interrupter with a plurality of sets of contacts in parallel |
DE2932407C2 (de) * | 1979-08-09 | 1982-05-27 | Siemens AG, 1000 Berlin und 8000 München | Niederspannungsschütz mit dreiphasigem Kontaktsatz |
JPS5857347U (ja) * | 1981-10-14 | 1983-04-18 | 日産自動車株式会社 | プレス型の成形品押し上げ装置 |
ATE38741T1 (de) * | 1984-05-18 | 1988-12-15 | Sprecher Energie Ag | Vakuumschalter. |
JPS6136332U (ja) * | 1984-07-31 | 1986-03-06 | 日産自動車株式会社 | プレス型の成形品押し上げ装置 |
GB2233498A (en) * | 1989-06-21 | 1991-01-09 | Gen Electric Co Plc | Vacuum switch arc control |
US5667060A (en) * | 1995-12-26 | 1997-09-16 | Amerace Corporation | Diaphragm seal for a high voltage switch environment |
US5808258A (en) * | 1995-12-26 | 1998-09-15 | Amerace Corporation | Encapsulated high voltage vacuum switches |
DE19701827A1 (de) * | 1997-01-21 | 1998-07-23 | Abb Patent Gmbh | Generatorschalter |
US6144005A (en) * | 1997-07-23 | 2000-11-07 | Hitachi, Ltd. | Vacuum switch and a vacuum switchgear using the same |
US6156989A (en) * | 1999-09-30 | 2000-12-05 | Rockwell Technologies, Llc | Multi-phase vacuum switch arrangement including an electromagnet actuating mechanism |
DE102007003131A1 (de) * | 2007-01-17 | 2008-07-24 | Siemens Ag | Leistungsschalter und Verfahren zu dessen Herstellung |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2906841A (en) * | 1956-01-03 | 1959-09-29 | Jennings Radio Mfg Corp | Three-phase vacuum switch |
GB1195026A (en) * | 1966-10-11 | 1970-06-17 | English Electric Co Ltd | Improvements in or relating to Vacuum Circuit Interrupters. |
DE1916401A1 (de) * | 1968-11-29 | 1970-07-16 | Inst Prueffeld Fuer Elek Sche | Hochleistungs-Vakuumbogenloeschkammer |
DE2036099C3 (de) * | 1970-07-16 | 1974-08-08 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Vakuumleistungsschalter |
DE2242816A1 (de) * | 1971-09-06 | 1973-03-15 | Inst Prueffeld Elekt | Kontaktanordnung fuer vakuumschalter |
-
1972
- 1972-10-27 NL NL727214615A patent/NL153713B/xx not_active IP Right Cessation
-
1973
- 1973-10-17 BE BE136817A patent/BE806222A/xx unknown
- 1973-10-22 GB GB4903273A patent/GB1433264A/en not_active Expired
- 1973-10-24 AU AU61781/73A patent/AU467453B2/en not_active Expired
- 1973-10-25 US US409445A patent/US3870845A/en not_active Expired - Lifetime
- 1973-10-25 ZA ZA738266*A patent/ZA738266B/xx unknown
- 1973-10-25 CA CA184,205A patent/CA998080A/en not_active Expired
- 1973-10-25 AT AT908973A patent/AT337820B/de not_active IP Right Cessation
- 1973-10-26 FR FR7338284A patent/FR2204867B1/fr not_active Expired
- 1973-10-26 ES ES419980A patent/ES419980A1/es not_active Expired
- 1973-10-26 JP JP12060573A patent/JPS5336579B2/ja not_active Expired
- 1973-10-26 IT IT70177/73A patent/IT996890B/it active
- 1973-10-26 SE SE7314598A patent/SE386767B/xx unknown
- 1973-10-26 DK DK580173AA patent/DK142798B/da unknown
- 1973-10-29 CH CH1522973A patent/CH558078A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DK142798C (it) | 1981-08-24 |
FR2204867B1 (it) | 1979-04-20 |
AU6178173A (en) | 1975-04-24 |
ZA738266B (en) | 1974-08-28 |
GB1433264A (en) | 1976-04-22 |
CA998080A (en) | 1976-10-05 |
BE806222A (nl) | 1974-04-17 |
SE386767B (sv) | 1976-08-16 |
DE2353141B2 (de) | 1976-11-18 |
DE2353141A1 (de) | 1974-05-02 |
ATA908973A (de) | 1976-11-15 |
JPS5336579B2 (it) | 1978-10-03 |
FR2204867A1 (it) | 1974-05-24 |
AU467453B2 (en) | 1975-12-04 |
JPS5052565A (it) | 1975-05-10 |
US3870845A (en) | 1975-03-11 |
NL153713B (nl) | 1977-06-15 |
NL7214615A (it) | 1974-05-01 |
CH558078A (de) | 1975-01-15 |
DK142798B (da) | 1981-01-26 |
AT337820B (de) | 1977-07-25 |
ES419980A1 (es) | 1976-03-16 |
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