JPS4894828A - - Google Patents
Info
- Publication number
- JPS4894828A JPS4894828A JP48020078A JP2007873A JPS4894828A JP S4894828 A JPS4894828 A JP S4894828A JP 48020078 A JP48020078 A JP 48020078A JP 2007873 A JP2007873 A JP 2007873A JP S4894828 A JPS4894828 A JP S4894828A
- Authority
- JP
- Japan
- 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.)
- Pending
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
-
- 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
- G01R15/08—Circuits for altering the measuring range
-
- 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
- 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
- H01F38/32—Circuit arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Transformers For Measuring Instruments (AREA)
- Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
- Measurement Of Current Or Voltage (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19722207610 DE2207610A1 (de) | 1972-02-18 | 1972-02-18 | Anordnung zur vergroesserung des messbereiches von elektronisch kompensierten stromwandlern |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4894828A true JPS4894828A (it) | 1973-12-06 |
Family
ID=5836319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP48020078A Pending JPS4894828A (it) | 1972-02-18 | 1973-02-19 |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS4894828A (it) |
| CH (1) | CH553414A (it) |
| DE (1) | DE2207610A1 (it) |
| ES (1) | ES411725A1 (it) |
| FR (1) | FR2172323A1 (it) |
| GB (1) | GB1419023A (it) |
| IT (1) | IT979055B (it) |
| NL (1) | NL7301232A (it) |
| SE (1) | SE376803B (it) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103000361A (zh) * | 2012-11-22 | 2013-03-27 | 南京江北自动化技术有限公司 | 电流互感器 |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2045952B (en) * | 1979-03-15 | 1983-01-12 | Tokyo Shibaura Electric Co | Current transforming circuits |
| CH661814A5 (de) * | 1983-06-01 | 1987-08-14 | Landis & Gyr Ag | Messspannungswandler hoher genauigkeit. |
| DE3634221A1 (de) * | 1986-10-08 | 1988-04-14 | Bbc Brown Boveri & Cie | Elektrischer wandler |
| US5107204A (en) * | 1986-12-22 | 1992-04-21 | General Electric Company | Low temperature coefficient shunt for current measurement |
| FR2690993A1 (fr) * | 1992-05-06 | 1993-11-12 | Europ Agence Spatiale | Détecteur d'intensité de courant unidirectionnel à isolement galvanique, dispositif de mesure d'intensité, convertisseur de courant continu-continu et radar mettant en Óoeuvre un tel détecteur. |
| FR2704652B1 (fr) * | 1993-04-30 | 1995-06-23 | Zellweger Sauter En Sa | Capteur de courant pour courants alternatifs. |
| GB2538816B (en) * | 2015-05-26 | 2017-08-16 | Secure Int Holdings Pte Ltd | Electricity meter with isolated shunt |
| CN113241245B (zh) * | 2021-05-10 | 2022-03-11 | 大连北方互感器集团有限公司 | 一种带有定值电阻的电流互感器及其制备方法 |
-
1972
- 1972-02-18 DE DE19722207610 patent/DE2207610A1/de active Pending
-
1973
- 1973-01-29 NL NL7301232A patent/NL7301232A/xx unknown
- 1973-02-13 IT IT2032373A patent/IT979055B/it active
- 1973-02-15 CH CH213573A patent/CH553414A/xx not_active IP Right Cessation
- 1973-02-15 GB GB759573A patent/GB1419023A/en not_active Expired
- 1973-02-16 SE SE7302223A patent/SE376803B/xx unknown
- 1973-02-16 FR FR7305466A patent/FR2172323A1/fr not_active Withdrawn
- 1973-02-17 ES ES411725A patent/ES411725A1/es not_active Expired
- 1973-02-19 JP JP48020078A patent/JPS4894828A/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103000361A (zh) * | 2012-11-22 | 2013-03-27 | 南京江北自动化技术有限公司 | 电流互感器 |
Also Published As
| Publication number | Publication date |
|---|---|
| SE376803B (it) | 1975-06-09 |
| FR2172323A1 (it) | 1973-09-28 |
| NL7301232A (it) | 1973-08-21 |
| GB1419023A (en) | 1975-12-24 |
| DE2207610A1 (de) | 1973-08-30 |
| CH553414A (de) | 1974-08-30 |
| ES411725A1 (es) | 1976-01-01 |
| IT979055B (it) | 1974-09-30 |