FR1118641A - Device comprising several electromagnetic relays - Google Patents
Device comprising several electromagnetic relaysInfo
- Publication number
- FR1118641A FR1118641A FR1118641DA FR1118641A FR 1118641 A FR1118641 A FR 1118641A FR 1118641D A FR1118641D A FR 1118641DA FR 1118641 A FR1118641 A FR 1118641A
- Authority
- FR
- France
- Prior art keywords
- electromagnetic relays
- several electromagnetic
- several
- relays
- electromagnetic
- 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
- H02H7/04—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 transformers
- H02H7/055—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 transformers for tapped transformers or tap-changing means thereof
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
- G05F1/10—Regulating voltage or current
- G05F1/12—Regulating voltage or current wherein the variable actually regulated by the final control device is ac
- G05F1/14—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using tap transformers or tap changing inductors as final control devices
-
- 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
- H01H47/001—Functional circuits, e.g. logic, sequencing, interlocking circuits
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B39/00—Circuit arrangements or apparatus for operating incandescent light sources
- H05B39/04—Controlling
- H05B39/041—Controlling the light-intensity of the source
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Automation & Control Theory (AREA)
- Relay Circuits (AREA)
- Control Of Electrical Variables (AREA)
- Supply And Distribution Of Alternating Current (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL331002X | 1954-02-02 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1118641A true FR1118641A (en) | 1956-06-08 |
Family
ID=19784367
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1118641D Expired FR1118641A (en) | 1954-02-02 | 1955-02-02 | Device comprising several electromagnetic relays |
Country Status (6)
Country | Link |
---|---|
BE (1) | BE535360A (en) |
CH (1) | CH331002A (en) |
DE (1) | DE965253C (en) |
FR (1) | FR1118641A (en) |
GB (1) | GB766758A (en) |
NL (2) | NL184798B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1173970B (en) * | 1960-07-23 | 1964-07-16 | Siemens Ag | Circuit arrangement for activating electromagnetic switching devices using resistors sensitive to magnetic fields |
DE1222573B (en) * | 1962-07-27 | 1966-08-11 | Boelkow Gmbh | Circuit for locking the control circuits of any number of relays connected to the same voltage source, controllable by circuit breakers |
US3398329A (en) * | 1965-11-01 | 1968-08-20 | Ite Circuit Breaker Ltd | Electrical interlock means |
-
0
- NL NL88033D patent/NL88033C/xx active
- BE BE535360D patent/BE535360A/xx unknown
- NL NLAANVRAGE7712122,A patent/NL184798B/en unknown
-
1955
- 1955-01-30 DE DEN10130A patent/DE965253C/en not_active Expired
- 1955-01-31 CH CH331002D patent/CH331002A/en unknown
- 1955-01-31 GB GB2841/55A patent/GB766758A/en not_active Expired
- 1955-02-02 FR FR1118641D patent/FR1118641A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE965253C (en) | 1957-06-06 |
GB766758A (en) | 1957-01-23 |
NL88033C (en) | |
BE535360A (en) | |
NL184798B (en) | |
CH331002A (en) | 1958-06-30 |
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