GB2097192B - Anti-pumping interlock for circuitinterrupters - Google Patents
Anti-pumping interlock for circuitinterruptersInfo
- Publication number
- GB2097192B GB2097192B GB8200248A GB8200248A GB2097192B GB 2097192 B GB2097192 B GB 2097192B GB 8200248 A GB8200248 A GB 8200248A GB 8200248 A GB8200248 A GB 8200248A GB 2097192 B GB2097192 B GB 2097192B
- Authority
- GB
- United Kingdom
- Prior art keywords
- circuitinterrupters
- interlock
- pumping
- pumping interlock
- 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.)
- Expired
Links
Classifications
-
- 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
- H02H7/224—Anti-pump circuits
-
- 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
- H01H33/42—Driving mechanisms
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP56050722A JP2598890B2 (en) | 1981-04-03 | 1981-04-03 | Interlock devices such as shears and breakers |
Publications (2)
Publication Number | Publication Date |
---|---|
GB2097192A GB2097192A (en) | 1982-10-27 |
GB2097192B true GB2097192B (en) | 1985-04-17 |
Family
ID=12866758
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB8200248A Expired GB2097192B (en) | 1981-04-03 | 1982-01-06 | Anti-pumping interlock for circuitinterrupters |
Country Status (5)
Country | Link |
---|---|
JP (1) | JP2598890B2 (en) |
KR (1) | KR870002150B1 (en) |
BR (1) | BR8201898A (en) |
GB (1) | GB2097192B (en) |
MX (1) | MX155112A (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60175335A (en) * | 1984-02-20 | 1985-09-09 | 富士電機株式会社 | Circuit breaker |
JPH02228953A (en) * | 1989-03-02 | 1990-09-11 | Toshiba Corp | Ultrasonic diagnostic apparatus |
JP2506650Y2 (en) * | 1989-04-28 | 1996-08-14 | 株式会社明電舎 | Switch operating mechanism |
JP3271512B2 (en) * | 1996-03-27 | 2002-04-02 | 三菱電機株式会社 | Circuit breaker double closing prevention device |
JP6814682B2 (en) * | 2017-04-07 | 2021-01-20 | 株式会社東光高岳 | Vacuum breaker |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS551056A (en) * | 1978-06-20 | 1980-01-07 | Mitsubishi Electric Corp | Device for preventing breaker from pumping |
-
1981
- 1981-04-03 JP JP56050722A patent/JP2598890B2/en not_active Expired - Lifetime
-
1982
- 1982-01-06 GB GB8200248A patent/GB2097192B/en not_active Expired
- 1982-02-02 MX MX191231A patent/MX155112A/en unknown
- 1982-02-05 KR KR8200486A patent/KR870002150B1/en active
- 1982-04-02 BR BR8201898A patent/BR8201898A/en unknown
Also Published As
Publication number | Publication date |
---|---|
BR8201898A (en) | 1983-03-08 |
JPS57165928A (en) | 1982-10-13 |
MX155112A (en) | 1988-01-28 |
JP2598890B2 (en) | 1997-04-09 |
GB2097192A (en) | 1982-10-27 |
KR870002150B1 (en) | 1987-12-12 |
KR830009620A (en) | 1983-12-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
746 | Register noted 'licences of right' (sect. 46/1977) |
Effective date: 19951108 |
|
PE20 | Patent expired after termination of 20 years |
Effective date: 20020105 |