CA1076666A - Top core type current transformer structure - Google Patents
Top core type current transformer structureInfo
- Publication number
- CA1076666A CA1076666A CA281,534A CA281534A CA1076666A CA 1076666 A CA1076666 A CA 1076666A CA 281534 A CA281534 A CA 281534A CA 1076666 A CA1076666 A CA 1076666A
- Authority
- CA
- Canada
- Prior art keywords
- metal
- housing
- current transformer
- voltage
- core casing
- 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.)
- Expired
Links
- 239000002184 metal Substances 0.000 claims abstract description 48
- 229910052751 metal Inorganic materials 0.000 claims abstract description 48
- 238000004804 winding Methods 0.000 claims abstract description 16
- 239000003990 capacitor Substances 0.000 claims abstract description 15
- 239000004020 conductor Substances 0.000 claims abstract description 9
- 239000011810 insulating material Substances 0.000 claims abstract description 9
- 239000011888 foil Substances 0.000 claims abstract description 6
- 238000009826 distribution Methods 0.000 claims abstract description 4
- 239000007787 solid Substances 0.000 claims abstract description 4
- 230000004888 barrier function Effects 0.000 claims abstract description 3
- 230000007423 decrease Effects 0.000 claims description 2
- 238000009827 uniform distribution Methods 0.000 claims description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 5
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 238000009413 insulation Methods 0.000 description 3
- 239000012212 insulator Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000000123 paper Substances 0.000 description 3
- 239000004593 Epoxy Substances 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000003467 diminishing effect Effects 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 229910052573 porcelain Inorganic materials 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
Classifications
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transformers For Measuring Instruments (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7607585A SE399985B (sv) | 1976-07-02 | 1976-07-02 | Stromtransformator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1076666A true CA1076666A (en) | 1980-04-29 |
Family
ID=20328366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA281,534A Expired CA1076666A (en) | 1976-07-02 | 1977-06-28 | Top core type current transformer structure |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4117437A (enEXAMPLES) |
| CA (1) | CA1076666A (enEXAMPLES) |
| CH (1) | CH614554A5 (enEXAMPLES) |
| DE (1) | DE2728191A1 (enEXAMPLES) |
| SE (1) | SE399985B (enEXAMPLES) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH670327A5 (enEXAMPLES) * | 1985-10-09 | 1989-05-31 | Sprecher Energie Ag | |
| DE3608391A1 (de) * | 1985-11-15 | 1987-09-17 | Messwandler Bau Ag | Hochspannungsstromwandler |
| DE3540547A1 (de) * | 1985-11-15 | 1987-05-21 | Messwandler Bau Ag | Hochspannungsstromwandler und verfahren zur herstellung eines derartigen hochspannungsstromwandlers |
| BR8700893A (pt) * | 1986-03-13 | 1987-12-22 | Messwandler Bau Ag | Transformador combinado de alta tensao e de corrente de alta tensao |
| GB9111535D0 (en) * | 1991-05-29 | 1991-07-17 | Measurement Tech Ltd | Improvements in or relating to transformers |
| EP0665561B1 (de) * | 1994-01-31 | 1997-07-09 | Gec Alsthom T&D Ag | Ringkernstromwandler zum Einbau in eine metallgekapselte Hochspannungsschaltanlage |
| US6242902B1 (en) | 1999-11-19 | 2001-06-05 | Siemens Aktiengesellschaft | Measuring configuration, and use of the measuring configuration |
| US8414962B2 (en) * | 2005-10-28 | 2013-04-09 | The Penn State Research Foundation | Microcontact printed thin film capacitors |
| GB2462291B (en) * | 2008-07-31 | 2012-07-18 | E2V Tech Uk Ltd | Multi-toroid transformer |
| US20120092115A1 (en) * | 2008-11-27 | 2012-04-19 | Mohan Srinivasrao | Current transformer |
| FR2973154B1 (fr) | 2011-03-25 | 2017-07-14 | Alstom Grid Sas | Transformateur de courant pour appareillage triphase |
| CN102496446B (zh) * | 2011-11-29 | 2014-04-16 | 中国西电电气股份有限公司 | 零磁通直流电流互感器 |
| EP2800112A1 (en) | 2013-04-29 | 2014-11-05 | ABB Technology AG | HV instrument transformer |
| EP4060696A1 (en) * | 2021-03-17 | 2022-09-21 | Hitachi Energy Switzerland AG | High-voltage column current transformer |
| CN113593868B (zh) * | 2021-07-21 | 2025-04-18 | 西门子能源变压器(武汉)有限公司 | 电流互感器的安装装置、测量装置以及变压器系统 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1563272B1 (de) * | 1966-11-29 | 1970-07-02 | Licentia Gmbh | Stuetzerkopfstromwandler |
-
1976
- 1976-07-02 SE SE7607585A patent/SE399985B/xx unknown
-
1977
- 1977-06-01 CH CH669077A patent/CH614554A5/xx not_active IP Right Cessation
- 1977-06-23 DE DE19772728191 patent/DE2728191A1/de not_active Withdrawn
- 1977-06-27 US US05/810,165 patent/US4117437A/en not_active Expired - Lifetime
- 1977-06-28 CA CA281,534A patent/CA1076666A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH614554A5 (enEXAMPLES) | 1979-11-30 |
| US4117437A (en) | 1978-09-26 |
| DE2728191A1 (de) | 1978-01-12 |
| SE399985B (sv) | 1978-03-06 |
| SE7607585L (sv) | 1978-01-03 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |