JPS4971440A - - Google Patents
Info
- Publication number
- JPS4971440A JPS4971440A JP48110088A JP11008873A JPS4971440A JP S4971440 A JPS4971440 A JP S4971440A JP 48110088 A JP48110088 A JP 48110088A JP 11008873 A JP11008873 A JP 11008873A JP S4971440 A JPS4971440 A JP S4971440A
- Authority
- JP
- Japan
- 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
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
- H01C7/10—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material voltage responsive, i.e. varistors
- H01C7/105—Varistor cores
- H01C7/108—Metal oxide
- H01C7/112—ZnO type
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
- H01C7/10—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material voltage responsive, i.e. varistors
- H01C7/12—Overvoltage protection resistors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
- H01T4/00—Overvoltage arresters using spark gaps
- H01T4/08—Overvoltage arresters using spark gaps structurally associated with protected apparatus
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B13/00—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
- H02B13/02—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle with metal casing
- H02B13/035—Gas-insulated switchgear
- H02B13/065—Means for detecting or reacting to mechanical or electrical defects
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Power Engineering (AREA)
- Gas-Insulated Switchgears (AREA)
- Thermistors And Varistors (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2248117A DE2248117B2 (de) | 1972-09-28 | 1972-09-28 | Überspannungsableiter mit einem gasgefüllten Gehäuse |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS4971440A true JPS4971440A (no) | 1974-07-10 |
Family
ID=5857912
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP48110088A Pending JPS4971440A (no) | 1972-09-28 | 1973-09-28 |
Country Status (7)
Country | Link |
---|---|
US (1) | US3881766A (no) |
JP (1) | JPS4971440A (no) |
CH (1) | CH555098A (no) |
DE (1) | DE2248117B2 (no) |
FR (1) | FR2199214B1 (no) |
GB (1) | GB1402064A (no) |
SE (1) | SE397612B (no) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4262319A (en) * | 1979-04-23 | 1981-04-14 | Electric Power Research Institute, Inc. | Lightning arrester for use in gas insulated electrical power device |
BR8103687A (pt) * | 1980-06-23 | 1982-03-02 | Gen Electric | Revestimento isolante para varistores de oxido de zinco aplicaveis e para raios e protetores de picos de voltagem |
US4396970A (en) * | 1981-01-12 | 1983-08-02 | Tii Industries Inc. | Overvoltage surge arrester with predetermined creepage path |
JPS57142111A (en) * | 1981-02-27 | 1982-09-02 | Tokyo Shibaura Electric Co | Gas insulated switching device |
JPS57186909A (en) * | 1981-05-12 | 1982-11-17 | Tokyo Shibaura Electric Co | Gas insulated switching unit |
JPS601805A (ja) * | 1983-06-17 | 1985-01-08 | 三菱電機株式会社 | 避雷装置 |
DE3566184D1 (en) * | 1984-06-22 | 1988-12-15 | Hitachi Ltd | Oxide resistor |
JPH081773B2 (ja) * | 1985-03-26 | 1996-01-10 | 三菱電機株式会社 | ガス絶縁開閉装置 |
JPS61231828A (ja) * | 1985-04-04 | 1986-10-16 | 三菱電機株式会社 | ガス絶縁開閉装置 |
KR0169969B1 (ko) * | 1989-08-30 | 1999-03-30 | 미다 가쓰시게 | 전력기기, 전력송배전 유닛의 트립방법 |
US6236010B1 (en) | 1999-07-14 | 2001-05-22 | Southern States, Inc. | Circuit interrupter including a penetrating electrical contact with grip and release structure |
US6316742B1 (en) | 1999-07-14 | 2001-11-13 | Southern States, Inc. | Limited restrike circuit interrupter used as a line capacitor and load switch |
US7835140B2 (en) * | 2006-06-19 | 2010-11-16 | Mitsubishi Electric Corporation | Gas-insulated electric power apparatus |
JP5172675B2 (ja) * | 2006-07-19 | 2013-03-27 | 株式会社日幸電機製作所 | 分離器および過電圧防護装置 |
CN101728140B (zh) * | 2008-10-27 | 2012-04-18 | 国网电力科学研究院 | 一种高压、超高压大电流断路器 |
MX2013006751A (es) * | 2010-12-14 | 2013-07-17 | Abb Technology Ag | Medio de aislamiento dielectrico. |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2921168A (en) * | 1956-03-19 | 1960-01-12 | Asea Ab | High tension air blast circuit breaker comprising a number of breaking units with breaking contacts arranged inside air containers carried by insulator pillars |
US2911546A (en) * | 1957-11-21 | 1959-11-03 | Gen Electric | Electric circuit breaker |
US3390239A (en) * | 1965-02-23 | 1968-06-25 | Gen Electric | Electric circuit breaker with voltage-controlling resistances and means for switching the resistances in synchronism |
DE2149435A1 (de) * | 1971-09-30 | 1973-04-05 | Siemens Ag | Metallgekapselte hochspannungsschaltanlage |
-
1972
- 1972-09-28 DE DE2248117A patent/DE2248117B2/de not_active Ceased
-
1973
- 1973-08-31 CH CH1243373A patent/CH555098A/xx not_active IP Right Cessation
- 1973-09-10 FR FR7332538A patent/FR2199214B1/fr not_active Expired
- 1973-09-19 GB GB4404173A patent/GB1402064A/en not_active Expired
- 1973-09-20 US US399351A patent/US3881766A/en not_active Expired - Lifetime
- 1973-09-21 SE SE7312887A patent/SE397612B/xx unknown
- 1973-09-28 JP JP48110088A patent/JPS4971440A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
US3881766A (en) | 1975-05-06 |
FR2199214A1 (no) | 1974-04-05 |
CH555098A (de) | 1974-10-15 |
GB1402064A (en) | 1975-08-06 |
SE397612B (sv) | 1977-11-07 |
DE2248117B2 (de) | 1975-03-20 |
FR2199214B1 (no) | 1978-11-10 |
DE2248117A1 (de) | 1974-04-11 |