FR2255603B1 - - Google Patents
Info
- Publication number
- FR2255603B1 FR2255603B1 FR7440219A FR7440219A FR2255603B1 FR 2255603 B1 FR2255603 B1 FR 2255603B1 FR 7440219 A FR7440219 A FR 7440219A FR 7440219 A FR7440219 A FR 7440219A FR 2255603 B1 FR2255603 B1 FR 2255603B1
- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
- H02M5/02—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc
- H02M5/04—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters
- H02M5/06—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using impedances
- H02M5/08—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using impedances using capacitors only
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
- G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
- G01R15/18—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers
- G01R15/181—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers using coils without a magnetic core, e.g. Rogowski coils
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F38/00—Adaptations of transformers or inductances for specific applications or functions
- H01F38/20—Instruments transformers
- H01F38/22—Instruments transformers for single phase ac
- H01F38/28—Current transformers
- H01F38/30—Constructions
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2363931A DE2363931C3 (en) | 1973-12-20 | 1973-12-20 | Current measuring device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2255603A1 FR2255603A1 (en) | 1975-07-18 |
| FR2255603B1 true FR2255603B1 (en) | 1978-04-14 |
Family
ID=5901621
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7440219A Expired FR2255603B1 (en) | 1973-12-20 | 1974-12-09 |
Country Status (10)
| Country | Link |
|---|---|
| JP (1) | JPS5097370A (en) |
| AT (1) | AT340529B (en) |
| BE (1) | BE823714A (en) |
| CH (1) | CH576642A5 (en) |
| DE (1) | DE2363931C3 (en) |
| FR (1) | FR2255603B1 (en) |
| GB (1) | GB1453679A (en) |
| NL (1) | NL7416592A (en) |
| SE (1) | SE401274B (en) |
| ZA (1) | ZA747843B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU4414579A (en) * | 1978-02-22 | 1979-08-30 | General Electric Company Limited, The | Carrier domain current transducer |
| CA1277371C (en) * | 1984-07-02 | 1990-12-04 | Graham J. Clarke | High voltage apparatus |
| FR2599195B1 (en) * | 1986-05-26 | 1992-10-30 | Merlin Gerin | CURRENT SENSOR FOR A STATIC TRIGGER |
| DE3712190A1 (en) * | 1987-04-10 | 1988-10-27 | Bbc Brown Boveri & Cie | Electrical transformer |
| DE4133508C1 (en) * | 1991-01-23 | 1992-06-17 | Abb Patent Gmbh, 6800 Mannheim, De | High voltage measurement transducer for gas insulated HV switchgear - has coil in recess of internal conductor having transmission circuit for conversion of digitised electrical signal to light signal |
| DE4122332A1 (en) * | 1991-04-22 | 1992-10-29 | Asea Brown Boveri | CURRENT TRANSFORMER FOR A MEDIUM OR HIGH VOLTAGE SYSTEM |
| FR2688931B1 (en) * | 1992-03-19 | 1995-07-07 | Merlin Gerin | MEASURING HANDSET WITH CURRENT SENSOR AND POWER TRANSFORMER. |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3346811A (en) * | 1964-02-24 | 1967-10-10 | Allis Chalmers Mfg Co | Means for sensing conditions in high potential region and for transmitting such intelligence by light means to low potential regions |
-
1973
- 1973-12-20 DE DE2363931A patent/DE2363931C3/en not_active Expired
-
1974
- 1974-10-02 GB GB4268874A patent/GB1453679A/en not_active Expired
- 1974-10-04 AT AT800674A patent/AT340529B/en not_active IP Right Cessation
- 1974-11-11 SE SE7414132A patent/SE401274B/en unknown
- 1974-12-09 FR FR7440219A patent/FR2255603B1/fr not_active Expired
- 1974-12-10 ZA ZA00747843A patent/ZA747843B/en unknown
- 1974-12-12 CH CH1652074A patent/CH576642A5/xx not_active IP Right Cessation
- 1974-12-19 NL NL7416592A patent/NL7416592A/en not_active Application Discontinuation
- 1974-12-19 JP JP49146663A patent/JPS5097370A/ja active Pending
- 1974-12-20 BE BE151818A patent/BE823714A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| SE7414132L (en) | 1975-06-23 |
| DE2363931C3 (en) | 1979-08-02 |
| JPS5097370A (en) | 1975-08-02 |
| NL7416592A (en) | 1975-06-24 |
| FR2255603A1 (en) | 1975-07-18 |
| GB1453679A (en) | 1976-10-27 |
| AU7614174A (en) | 1976-06-10 |
| BE823714A (en) | 1975-04-16 |
| CH576642A5 (en) | 1976-06-15 |
| DE2363931A1 (en) | 1975-06-26 |
| AT340529B (en) | 1977-12-27 |
| DE2363931B2 (en) | 1978-11-30 |
| ATA800674A (en) | 1977-04-15 |
| ZA747843B (en) | 1975-12-31 |
| SE401274B (en) | 1978-04-24 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |