NO175394C - Anordning ved måling av ström - Google Patents
Anordning ved måling av strömInfo
- Publication number
- NO175394C NO175394C NO912576A NO912576A NO175394C NO 175394 C NO175394 C NO 175394C NO 912576 A NO912576 A NO 912576A NO 912576 A NO912576 A NO 912576A NO 175394 C NO175394 C NO 175394C
- Authority
- NO
- Norway
- Prior art keywords
- measuring current
- measuring
- current
- Prior art date
Links
Classifications
-
- 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
- G01R15/183—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers using transformers with a magnetic core
- G01R15/185—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers using transformers with a magnetic core with compensation or feedback windings or interacting coils, e.g. 0-flux sensors
-
- 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
- H01F2038/305—Constructions with toroidal magnetic core
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
- Measurement Of Current Or Voltage (AREA)
- Transformers For Measuring Instruments (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NO912576A NO175394C (no) | 1991-07-01 | 1991-07-01 | Anordning ved måling av ström |
PCT/NO1992/000107 WO1993001502A1 (en) | 1991-07-01 | 1992-06-16 | Arrangement in a current detection circuit |
EP92915120A EP0592576A1 (en) | 1991-07-01 | 1992-06-16 | Arrangement in a current detection circuit |
US08/170,263 US5432439A (en) | 1991-07-01 | 1992-06-16 | Arrangement in a current detection circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NO912576A NO175394C (no) | 1991-07-01 | 1991-07-01 | Anordning ved måling av ström |
Publications (4)
Publication Number | Publication Date |
---|---|
NO912576D0 NO912576D0 (no) | 1991-07-01 |
NO912576L NO912576L (no) | 1993-01-04 |
NO175394B NO175394B (no) | 1994-06-27 |
NO175394C true NO175394C (no) | 1994-10-05 |
Family
ID=19894281
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO912576A NO175394C (no) | 1991-07-01 | 1991-07-01 | Anordning ved måling av ström |
Country Status (4)
Country | Link |
---|---|
US (1) | US5432439A (no) |
EP (1) | EP0592576A1 (no) |
NO (1) | NO175394C (no) |
WO (1) | WO1993001502A1 (no) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5603847A (en) * | 1993-04-07 | 1997-02-18 | Zycon Corporation | Annular circuit components coupled with printed circuit board through-hole |
US5949231A (en) * | 1996-10-23 | 1999-09-07 | Lau; Chi-Sang | Alternating current measuring device |
DE29708694U1 (de) * | 1997-05-15 | 1998-09-17 | Siemens AG, 80333 München | Stromwandler für Wechselstrommessungen im Niederspannungsbereich |
DE19731790A1 (de) * | 1997-07-24 | 1999-01-28 | Bosch Gmbh Robert | Einrichtung zum Erfassen eines Wechselstromes |
DE19755773A1 (de) * | 1997-12-16 | 1999-06-17 | Cit Alcatel | Anordnung zur Messung der Zeitfunktion eines elektrischen Stromes |
GB9918539D0 (en) | 1999-08-06 | 1999-10-06 | Sentec Ltd | Planar current transformer |
DE10055467A1 (de) * | 2000-11-09 | 2002-05-23 | Bosch Gmbh Robert | Elektrische Maschine, insbesondere Drehstromgenerator |
GB2388914B (en) * | 2002-05-10 | 2005-09-28 | Pri Ltd | Clamp-on ct |
DE102005007971B4 (de) * | 2004-02-27 | 2008-01-31 | Magnetec Gmbh | Stromtransformator mit Kompensationswicklung |
DE202004005495U1 (de) * | 2004-04-07 | 2005-08-18 | Ellenberger & Poensgen Gmbh | Stromsensor |
DE102012111069A1 (de) * | 2012-11-16 | 2014-05-22 | Phoenix Contact Gmbh & Co. Kg | Planarübertrager |
JP6565870B2 (ja) * | 2016-11-11 | 2019-08-28 | 京セラドキュメントソリューションズ株式会社 | 差動トランス式透磁率センサー |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH537085A (de) * | 1972-04-10 | 1973-05-15 | Sprecher & Schuh Ag | Strommesswandler zur Gewinnung einer dem zu messenden Strom proportionalen Spannung |
JPS6060562A (ja) * | 1983-09-13 | 1985-04-08 | Mitsubishi Electric Corp | 電流検出回路 |
DE3741333A1 (de) * | 1987-05-09 | 1989-06-15 | Zera Elektrische Pruefgeraete | Stromwandlerschaltung |
US5010314A (en) * | 1990-03-30 | 1991-04-23 | Multisource Technology Corp. | Low-profile planar transformer for use in off-line switching power supplies |
US5321380A (en) * | 1992-11-06 | 1994-06-14 | Power General Corporation | Low profile printed circuit board |
-
1991
- 1991-07-01 NO NO912576A patent/NO175394C/no unknown
-
1992
- 1992-06-16 WO PCT/NO1992/000107 patent/WO1993001502A1/en not_active Application Discontinuation
- 1992-06-16 EP EP92915120A patent/EP0592576A1/en not_active Ceased
- 1992-06-16 US US08/170,263 patent/US5432439A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
NO912576D0 (no) | 1991-07-01 |
NO175394B (no) | 1994-06-27 |
EP0592576A1 (en) | 1994-04-20 |
NO912576L (no) | 1993-01-04 |
WO1993001502A1 (en) | 1993-01-21 |
US5432439A (en) | 1995-07-11 |
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