CN201508769U - 10kV and 20kV sharing current and voltage combination mutual inductor - Google Patents

10kV and 20kV sharing current and voltage combination mutual inductor Download PDF

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Publication number
CN201508769U
CN201508769U CN2009201659487U CN200920165948U CN201508769U CN 201508769 U CN201508769 U CN 201508769U CN 2009201659487 U CN2009201659487 U CN 2009201659487U CN 200920165948 U CN200920165948 U CN 200920165948U CN 201508769 U CN201508769 U CN 201508769U
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CN
China
Prior art keywords
mutual inductor
current
voltage
current coil
coil
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 - Fee Related
Application number
CN2009201659487U
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Chinese (zh)
Inventor
陈亚东
朱兵
顾卫刚
匡晓兵
赵云峰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JIANHU COUNTY POWER SUPPLY Co OF JIANGSU ELECTRIC POWER CO
Original Assignee
JIANHU COUNTY POWER SUPPLY Co OF JIANGSU ELECTRIC POWER CO
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by JIANHU COUNTY POWER SUPPLY Co OF JIANGSU ELECTRIC POWER CO filed Critical JIANHU COUNTY POWER SUPPLY Co OF JIANGSU ELECTRIC POWER CO
Priority to CN2009201659487U priority Critical patent/CN201508769U/en
Application granted granted Critical
Publication of CN201508769U publication Critical patent/CN201508769U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to a 10kV and 20kV sharing current and voltage combination mutual inductor, which belongs to the technical field of high voltage mutual inductors. A main circuit comprises a current coil center tap, a current coil, a voltage coil and a silicon steel sheet; and the silicon steel sheet are wound by the current coil and the voltage coil. The 10kV and 20kV sharing current and voltage combination mutual inductor is characterized in that the current coil center tap is led out from the current coil. Due to the adoption of the technical scheme, the utility model has advantages and benefits as follows: a voltage mutual inductor and a current mutual inductor are combined together, and the 10kV high voltage mutual inductor and the 20kV high voltage mutual inductor are shared, so that the raw materials are saved, and the functions are various.

Description

10kV and 20kV common current voltage combined instrument transformer
Technical field
The utility model relates to a kind of 10KV and 20KV common current voltage combined instrument transformer, belongs to the high-voltage mutual inductor technical field.
Background technology
At present, the high-voltage mutual inductor overwhelming majority all is that the voltage transformer summation current transformer is discrete, but 10KV high-voltage mutual inductor and 20KV high-voltage mutual inductor can not be shared.
Summary of the invention
The purpose of this utility model provides a kind of 10KV and 20KV common current voltage combined instrument transformer, the voltage transformer summation current transformer can be combined, and 10KV high-voltage mutual inductor and 20KV high-voltage mutual inductor is shared.
The purpose of this utility model is achieved in that main circuit is made up of current coil centre cap, current coil, potential winding and silicon steel sheet, current coil and potential winding is characterized in that on silicon steel sheet: extract the current coil centre cap in the middle of the current coil out.Manufacturing process is with reference to national standard.
Because adopt technique scheme, advantage and good effect that the utility model had are: the voltage transformer summation current transformer is combined, and 10KV high-voltage mutual inductor and 20KV high-voltage mutual inductor are shared, have saved raw material, and functional diversities.
Description of drawings
Below in conjunction with accompanying drawing the utility model is further specified.
Figure of description is a main circuit schematic diagram of the present utility model.
1. current coil centre caps, 2. current coils, 3. potential windings among the figure
4. silicon steel sheet
Embodiment
In Figure of description, current coil (2) and potential winding (3) are extracted current coil centre cap (1) out in the middle of the current coil (2) on silicon steel sheet (4).Manufacturing process is with reference to national standard.

Claims (1)

1. 10KV and 20KV common current voltage combined instrument transformer, main circuit is made up of current coil centre cap, current coil, potential winding and silicon steel sheet, current coil and potential winding is characterized in that on silicon steel sheet: extract current coil centre cap (1) in the middle of the current coil (2) out.
CN2009201659487U 2009-07-11 2009-07-11 10kV and 20kV sharing current and voltage combination mutual inductor Expired - Fee Related CN201508769U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2009201659487U CN201508769U (en) 2009-07-11 2009-07-11 10kV and 20kV sharing current and voltage combination mutual inductor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2009201659487U CN201508769U (en) 2009-07-11 2009-07-11 10kV and 20kV sharing current and voltage combination mutual inductor

Publications (1)

Publication Number Publication Date
CN201508769U true CN201508769U (en) 2010-06-16

Family

ID=42469894

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2009201659487U Expired - Fee Related CN201508769U (en) 2009-07-11 2009-07-11 10kV and 20kV sharing current and voltage combination mutual inductor

Country Status (1)

Country Link
CN (1) CN201508769U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102208270A (en) * 2011-03-11 2011-10-05 厦门骐航实业有限公司 Electronic current transformer with temperature measurement device
CN102707118A (en) * 2012-06-14 2012-10-03 北京恒源利通电力技术有限公司 Voltage and current mutual inductor and measuring system thereof
CN102779637A (en) * 2012-08-15 2012-11-14 保定市久鼎电力设备有限责任公司 Combined power transformer

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102208270A (en) * 2011-03-11 2011-10-05 厦门骐航实业有限公司 Electronic current transformer with temperature measurement device
CN102208270B (en) * 2011-03-11 2012-10-31 福建骐航实业有限公司 Electronic current transformer with temperature measurement device
CN102707118A (en) * 2012-06-14 2012-10-03 北京恒源利通电力技术有限公司 Voltage and current mutual inductor and measuring system thereof
CN102707118B (en) * 2012-06-14 2016-01-20 北京恒源利通电力技术有限公司 Baric flow mutual inductor and measuring system thereof
CN102779637A (en) * 2012-08-15 2012-11-14 保定市久鼎电力设备有限责任公司 Combined power transformer

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C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20100616

Termination date: 20110711