JPS63174424U - - Google Patents
Info
- Publication number
- JPS63174424U JPS63174424U JP4914187U JP4914187U JPS63174424U JP S63174424 U JPS63174424 U JP S63174424U JP 4914187 U JP4914187 U JP 4914187U JP 4914187 U JP4914187 U JP 4914187U JP S63174424 U JPS63174424 U JP S63174424U
- Authority
- JP
- Japan
- Prior art keywords
- current transformer
- magnetic
- primary winding
- magnetic material
- gap
- 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.)
- Pending
Links
- 238000004804 winding Methods 0.000 claims description 5
- 239000000696 magnetic material Substances 0.000 claims description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 2
- 229910052742 iron Inorganic materials 0.000 claims 1
- 230000035699 permeability Effects 0.000 claims 1
- 229920006395 saturated elastomer Polymers 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 230000004907 flux Effects 0.000 description 1
Landscapes
- Transformers For Measuring Instruments (AREA)
Description
第１図Ａはこの考案の一実施例による変流器の
平面図、第１図Ｂはその側面図、第２図は一般的
な電力量計の構成を示す図、第３図Ａは従来の変
流器の構成を示す平面図、第３図Ｂはその側面図
、第４図は従来の変流器の電流磁束特性を表わす
図である。
７ａは１次巻線、７ｃは２次巻線、７ｅは空隙
、７ｆは磁性材料である。なお、各図中同一符号
は同一又は相当部分を示す。
Fig. 1A is a plan view of a current transformer according to an embodiment of this invention, Fig. 1B is a side view thereof, Fig. 2 is a diagram showing the configuration of a general watt-hour meter, and Fig. 3A is a conventional 3B is a side view thereof, and FIG. 4 is a diagram showing the current magnetic flux characteristics of the conventional current transformer. 7a is a primary winding, 7c is a secondary winding, 7e is an air gap, and 7f is a magnetic material. Note that the same reference numerals in each figure indicate the same or corresponding parts.
Claims (1)
と磁気的に結合された２次巻線、 を備えた変流器において、 前記空隙に、透磁率が高く、低磁界で飽和する
磁性材料を設けたことを特徴とする変流器。 (2) 前記磁性材料は、純鉄であることを特徴と
する特許請求の範囲第１項記載の変流器。[Claims for Utility Model Registration] (1) A current transformer comprising: a primary winding; a secondary winding magnetically coupled to the primary winding by a magnetic circuit having a gap in part; A current transformer characterized in that the air gap is provided with a magnetic material having high magnetic permeability and being saturated in a low magnetic field. (2) The current transformer according to claim 1, wherein the magnetic material is pure iron.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4914187U JPS63174424U (en) | 1987-03-31 | 1987-03-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4914187U JPS63174424U (en) | 1987-03-31 | 1987-03-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS63174424U true JPS63174424U (en) | 1988-11-11 |
Family
ID=30871316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4914187U Pending JPS63174424U (en) | 1987-03-31 | 1987-03-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63174424U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011029465A (en) * | 2009-07-28 | 2011-02-10 | Hitachi Ltd | Current transformer, iron core for current transformer, and method of manufacturing iron core for current transformer |
-
1987
- 1987-03-31 JP JP4914187U patent/JPS63174424U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011029465A (en) * | 2009-07-28 | 2011-02-10 | Hitachi Ltd | Current transformer, iron core for current transformer, and method of manufacturing iron core for current transformer |
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