ATE75320T1 - Vorrichtung zur strommessung. - Google Patents
Vorrichtung zur strommessung.Info
- Publication number
- ATE75320T1 ATE75320T1 AT87401847T AT87401847T ATE75320T1 AT E75320 T1 ATE75320 T1 AT E75320T1 AT 87401847 T AT87401847 T AT 87401847T AT 87401847 T AT87401847 T AT 87401847T AT E75320 T1 ATE75320 T1 AT E75320T1
- Authority
- AT
- Austria
- Prior art keywords
- magnetic circuit
- magnetic
- housing
- locking
- bearing member
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
- G01R1/20—Modifications of basic electric elements for use in electric measuring instruments; Structural combinations of such elements with such instruments
- G01R1/22—Tong testers acting as secondary windings of current transformers
-
- 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
-
- 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)
- Electron Sources, Ion Sources (AREA)
- Transformers For Measuring Instruments (AREA)
- Measuring Magnetic Variables (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8611586A FR2602593B1 (fr) | 1986-08-11 | 1986-08-11 | Dispositif de mesure de courant |
EP87401847A EP0256939B1 (de) | 1986-08-11 | 1987-08-07 | Vorrichtung zur Strommessung |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE75320T1 true ATE75320T1 (de) | 1992-05-15 |
Family
ID=9338198
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT87401847T ATE75320T1 (de) | 1986-08-11 | 1987-08-07 | Vorrichtung zur strommessung. |
Country Status (9)
Country | Link |
---|---|
US (2) | US4841237A (de) |
EP (1) | EP0256939B1 (de) |
JP (1) | JPS6344172A (de) |
AT (1) | ATE75320T1 (de) |
CA (1) | CA1304130C (de) |
DE (1) | DE3778449D1 (de) |
ES (1) | ES2030750T3 (de) |
FR (1) | FR2602593B1 (de) |
IN (1) | IN169875B (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5307008A (en) * | 1991-11-04 | 1994-04-26 | National Research Council Of Canada | Current ratio device and toroidal core assembly therefor |
US5343143A (en) * | 1992-02-11 | 1994-08-30 | Landis & Gyr Metering, Inc. | Shielded current sensing device for a watthour meter |
WO1999008578A1 (en) | 1997-08-21 | 1999-02-25 | Hakim Nouri E | No-spill drinking cup apparatus |
FR2896592B1 (fr) * | 2006-01-24 | 2008-05-02 | Omegawatt Sarl | Dispositif de mesure du courant alternatif d'un conducteur traverse par un courant electrique |
US8159240B2 (en) * | 2009-01-09 | 2012-04-17 | Tdk Corporation | Bulk current injection (BCI) probe with multiple, symmetrically spaced feeds |
RU2548911C2 (ru) * | 2013-04-29 | 2015-04-20 | Вячеслав Васильевич Самокиш | Трансформатор для измерения тока без разрыва цепи (варианты) |
CN105866479A (zh) * | 2016-05-25 | 2016-08-17 | 黑龙江省电力有限公司牡丹江水力发电总厂 | 一种用于主变压器低压侧试验的专用夹具 |
CN107328961A (zh) * | 2017-08-07 | 2017-11-07 | 安徽君华舜义恩佳非晶材料有限公司 | 一种互感器磁芯批量检测固定装置 |
CN107462860A (zh) * | 2017-08-08 | 2017-12-12 | 安徽君华舜义恩佳非晶材料有限公司 | 一种齿条组合式互感器定向固定装置 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE521886C (de) * | 1929-09-15 | 1931-03-27 | Koch & Sterzel Akt Ges | Verfahren zum Herumlegen eines Ringstromwandlers um einen Leiter, insbesondere mit unzugaenglichen Enden |
US1924039A (en) * | 1932-12-07 | 1933-08-22 | Crompton Parkinson Ltd | Electrical measuring instrument |
US2146555A (en) * | 1938-06-14 | 1939-02-07 | Gen Electric | Hook-on measurement device |
FR2044648A1 (de) * | 1969-05-12 | 1971-02-26 | Arnoux Andre | |
FR2170303A5 (de) * | 1971-12-07 | 1973-09-14 | Marechaux Dubost & Cie | |
AT359598B (de) * | 1975-08-28 | 1980-11-25 | Grundig Emv | Stromzange zur messung von gleich- und wechsel- stroemen |
FR2538555B1 (fr) * | 1982-12-22 | 1985-08-16 | Universal Technic | Pince de mesure de courant electrique a circuit magnetique a branche pivotante |
FR2538556B1 (fr) * | 1982-12-22 | 1985-06-28 | Universal Technic | Pince de mesure de courant electrique a circuit magnetique s'ouvrant par mouvement lineaire |
-
1986
- 1986-08-11 FR FR8611586A patent/FR2602593B1/fr not_active Expired
-
1987
- 1987-08-07 DE DE8787401847T patent/DE3778449D1/de not_active Expired - Fee Related
- 1987-08-07 AT AT87401847T patent/ATE75320T1/de not_active IP Right Cessation
- 1987-08-07 US US07/082,543 patent/US4841237A/en not_active Expired - Fee Related
- 1987-08-07 EP EP87401847A patent/EP0256939B1/de not_active Expired - Lifetime
- 1987-08-07 CA CA000544035A patent/CA1304130C/fr not_active Expired - Fee Related
- 1987-08-07 ES ES198787401847T patent/ES2030750T3/es not_active Expired - Lifetime
- 1987-08-10 JP JP62200741A patent/JPS6344172A/ja active Granted
- 1987-08-11 IN IN575/MAS/87A patent/IN169875B/en unknown
-
1989
- 1989-04-13 US US07/338,050 patent/US4901010A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
IN169875B (de) | 1992-01-04 |
CA1304130C (fr) | 1992-06-23 |
EP0256939A1 (de) | 1988-02-24 |
ES2030750T3 (es) | 1992-11-16 |
FR2602593A1 (fr) | 1988-02-12 |
DE3778449D1 (de) | 1992-05-27 |
US4901010A (en) | 1990-02-13 |
JPS6344172A (ja) | 1988-02-25 |
JPH044552B2 (de) | 1992-01-28 |
FR2602593B1 (fr) | 1988-11-10 |
US4841237A (en) | 1989-06-20 |
EP0256939B1 (de) | 1992-04-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |