FR2282714A1 - Disjoncteur par courant de defaut - Google Patents
Disjoncteur par courant de defautInfo
- Publication number
- FR2282714A1 FR2282714A1 FR7522148A FR7522148A FR2282714A1 FR 2282714 A1 FR2282714 A1 FR 2282714A1 FR 7522148 A FR7522148 A FR 7522148A FR 7522148 A FR7522148 A FR 7522148A FR 2282714 A1 FR2282714 A1 FR 2282714A1
- Authority
- FR
- France
- Prior art keywords
- primary winding
- discontinued
- winding sections
- current protection
- protection switch
- 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.)
- Granted
Links
- 238000004804 winding Methods 0.000 title abstract 5
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/42—Circuits specially adapted for the purpose of modifying, or compensating for, electric characteristics of transformers, reactors, or choke coils
- H01F27/422—Circuits specially adapted for the purpose of modifying, or compensating for, electric characteristics of transformers, reactors, or choke coils for instrument transformers
- H01F27/427—Circuits specially adapted for the purpose of modifying, or compensating for, electric characteristics of transformers, reactors, or choke coils for instrument transformers for current transformers
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/26—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents
- H02H3/32—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors
- H02H3/33—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to difference between voltages or between currents; responsive to phase angle between voltages or between currents involving comparison of the voltage or current values at corresponding points in different conductors of a single system, e.g. of currents in go and return conductors using summation current transformers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Synchronous Machinery (AREA)
- Breakers (AREA)
- Transformers For Measuring Instruments (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19742440047 DE2440047C2 (de) | 1974-08-21 | Fehlerstrom-Schutzschalter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2282714A1 true FR2282714A1 (fr) | 1976-03-19 |
| FR2282714B1 FR2282714B1 (enExample) | 1978-09-22 |
Family
ID=5923713
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7522148A Granted FR2282714A1 (fr) | 1974-08-21 | 1975-07-09 | Disjoncteur par courant de defaut |
Country Status (3)
| Country | Link |
|---|---|
| ES (1) | ES435986A1 (enExample) |
| FR (1) | FR2282714A1 (enExample) |
| IT (1) | IT1033879B (enExample) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR379765A (enExample) * | ||||
| DE1113027B (de) * | 1960-05-25 | 1961-08-24 | Schutzapp Ges Paris & Co M B H | Fehlerstromschutzschalter |
| FR1505009A (fr) * | 1965-12-16 | 1967-12-08 | Gen Electric | Transformateurs de courant |
| FR2030487A5 (enExample) * | 1969-01-30 | 1970-11-13 | Comp Generale Electricite |
-
1975
- 1975-03-25 ES ES435986A patent/ES435986A1/es not_active Expired
- 1975-04-16 IT IT1257175A patent/IT1033879B/it active
- 1975-07-09 FR FR7522148A patent/FR2282714A1/fr active Granted
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR379765A (enExample) * | ||||
| DE1113027B (de) * | 1960-05-25 | 1961-08-24 | Schutzapp Ges Paris & Co M B H | Fehlerstromschutzschalter |
| FR1505009A (fr) * | 1965-12-16 | 1967-12-08 | Gen Electric | Transformateurs de courant |
| FR2030487A5 (enExample) * | 1969-01-30 | 1970-11-13 | Comp Generale Electricite |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2440047A1 (enExample) | 1975-12-18 |
| FR2282714B1 (enExample) | 1978-09-22 |
| DE2440047B1 (de) | 1975-12-18 |
| IT1033879B (it) | 1979-08-10 |
| ES435986A1 (es) | 1976-12-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| SE7416072L (enExample) | ||
| FR2282714A1 (fr) | Disjoncteur par courant de defaut | |
| GB1472412A (en) | Circuit interrupter | |
| ES414051A1 (es) | Perfeccionamientos en interruptores de proteccion por co- rrientes de fuga. | |
| ES8707384A1 (es) | Perfeccionamientos en los sistemas interruptores de proteccion contra las corrientes de error o corrientes diferenciales | |
| GB1080320A (en) | Electrical transformers | |
| JPS5571005A (en) | Connecting method of coil | |
| GB804660A (en) | Improvements in electric circuit-breakers having magnetic blowouts | |
| GB716917A (en) | Improvements in the manufacture of electric capacitors | |
| GB940162A (en) | Electromagnetic switch assembly | |
| US3241004A (en) | Electro-magnetically operated electric switches | |
| GB785957A (en) | Improvements in or relating to electric circuit interrupters | |
| JPS6412438A (en) | Current limiting circuit-breaker | |
| GB976519A (en) | Contacts for electrical switches | |
| JPS5524412A (en) | Electronic parts | |
| FR2269181A1 (en) | Combustion engine spark-plug cut-out - has plunger to separate tags and to interrupt or earth circuit | |
| FR2293095A1 (fr) | Dispositif de securite pour les transformateurs de dispersion contre les effets de surcharge et les courts-circuits dans les reseaux secondaires | |
| JPS5734320A (en) | Single-phase three-winding transformer | |
| GB962820A (en) | A contact arrangement for electric power circuit-breakers | |
| SU796980A1 (ru) | Устройство дл защиты тиристор-НОгО KOHBEPTOPA | |
| JPS5718310A (en) | Transformer | |
| JPS552367A (en) | Reactor starting circuit | |
| JPS51140104A (en) | Winding of three-phase electric machinery | |
| GB909057A (en) | A contact arrangement for electric switchgear | |
| ES2049161A1 (es) | Bobina electrica y metodo relativo de fabricacion. |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |