FR2414788B1 - - Google Patents
Info
- Publication number
- FR2414788B1 FR2414788B1 FR7801150A FR7801150A FR2414788B1 FR 2414788 B1 FR2414788 B1 FR 2414788B1 FR 7801150 A FR7801150 A FR 7801150A FR 7801150 A FR7801150 A FR 7801150A FR 2414788 B1 FR2414788 B1 FR 2414788B1
- Authority
- FR
- France
- 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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H47/00—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current
- H01H47/02—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for modifying the operation of the relay
- H01H47/04—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for modifying the operation of the relay for holding armature in attracted position, e.g. when initial energising circuit is interrupted; for maintaining armature in attracted position, e.g. with reduced energising current
- H01H47/10—Circuit arrangements not adapted to a particular application of the relay and designed to obtain desired operating characteristics or to provide energising current for modifying the operation of the relay for holding armature in attracted position, e.g. when initial energising circuit is interrupted; for maintaining armature in attracted position, e.g. with reduced energising current by switching-in or -out impedance external to the relay winding
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/10—Operating or release mechanisms
- H01H71/66—Power reset mechanisms
- H01H71/68—Power reset mechanisms actuated by electromagnet
- H01H71/685—Power reset mechanisms actuated by electromagnet in which the excitation of the electromagnet is interrupted by abnormal conditions
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- 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
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Keying Circuit Devices (AREA)
- Relay Circuits (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7801150A FR2414788A1 (fr) | 1978-01-13 | 1978-01-13 | Dispositif de telecommande pour disjoncteurs basse tension a boitier moule |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7801150A FR2414788A1 (fr) | 1978-01-13 | 1978-01-13 | Dispositif de telecommande pour disjoncteurs basse tension a boitier moule |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2414788A1 FR2414788A1 (fr) | 1979-08-10 |
FR2414788B1 true FR2414788B1 (zh) | 1980-05-16 |
Family
ID=9203514
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7801150A Granted FR2414788A1 (fr) | 1978-01-13 | 1978-01-13 | Dispositif de telecommande pour disjoncteurs basse tension a boitier moule |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2414788A1 (zh) |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR961120A (zh) * | 1950-05-05 | |||
GB191008225A (en) * | 1910-04-05 | 1911-02-09 | Adams Mfg Co Ltd | Improvements in Electromagnetic Circuit Breakers and Means for Resetting the same from a Distance, and in Signalling Devices Combined therewith. |
DE293941C (zh) * | 1914-08-04 | |||
DE379523C (de) * | 1922-12-24 | 1923-08-24 | Siemens Schuckertwerke G M B H | Einrichtung an ferngesteuerten Selbstschaltern mit Zwischenschuetz |
US2884569A (en) * | 1953-10-02 | 1959-04-28 | Ite Circuit Breaker Ltd | Circuit breaker anti-pumping device |
FR1120155A (fr) * | 1955-01-17 | 1956-07-02 | Alsthom Cgee | Perfectionnements à la commande électrique de fermeture des disjoncteurs par électro-aimant |
FR1291800A (fr) * | 1960-03-29 | 1962-04-27 | Westinghouse Electric Corp | Dispositif de coupure de circuit |
US3893050A (en) * | 1974-05-15 | 1975-07-01 | Westinghouse Electric Corp | Solenoid actuated circuit breaker operator |
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1978
- 1978-01-13 FR FR7801150A patent/FR2414788A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2414788A1 (fr) | 1979-08-10 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |