CN207068768U - Static contact component containing zero sequence current mutual inductor - Google Patents
Static contact component containing zero sequence current mutual inductor Download PDFInfo
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- CN207068768U CN207068768U CN201720900723.6U CN201720900723U CN207068768U CN 207068768 U CN207068768 U CN 207068768U CN 201720900723 U CN201720900723 U CN 201720900723U CN 207068768 U CN207068768 U CN 207068768U
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- zero sequence
- sequence current
- current mutual
- mutual inductor
- input terminal
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Abstract
The utility model provides a kind of static contact component containing zero sequence current mutual inductor, each extremely conductive input system including pedestal and installed in pedestal one end, include input terminal and connection component per extremely conductive input system, also include the zero sequence current mutual inductor installed in the pedestal other end, the connection corresponding with the input terminal of each extremely conductive input system of one end of connection component, the other end of connection component are arranged on around zero sequence current mutual inductor.The static contact component includes zero sequence current mutual inductor, and the power supply mode of rear inlet wire can be used make it that distribution is convenient, flexible for installation, so as to reduce use cost.
Description
Technical field
It the utility model is related to low-voltage circuit breaker accessories field, and in particular to a kind of static contact containing zero sequence current mutual inductor
Component.
Background technology
Aftercurrent protection circuit breaker can detect residual current, and residual current value is made into ratio with a reference value set
Compared with when residual current value exceedes a reference value set, driving leakage tripping device acts the open circuit for make it that main circuit contact disconnects
Device.The Aftercurrent protection circuit breaker of electronic type of the prior art usually contains zero sequence current mutual inductor, but its zero sequence is electric
Current transformer is typically mounted between the thermal element of breaker and lead-out terminal or in rearmounted electric leakage module, Ci Zhongjie
Structure can increase the size of breaker, increase the production cost of breaker, it is often more important that the power supply of such a structure limiting circuit breaker
Wiring mode so that breaker can not use the power supply mode of rear inlet wire in distribution line.
The content of the invention
In order to solve the shortcomings of the prior art, the utility model provides a kind of stationary contact containing zero sequence current mutual inductor
Head assembly, the static contact component include zero sequence current mutual inductor, the power supply mode of rear inlet wire can be used make it that distribution is convenient, peace
Dress is flexible, so as to reduce cost.
According to technical scheme provided by the utility model, a kind of static contact component containing zero sequence current mutual inductor, including base
Seat and each extremely conductive input system installed in pedestal one end, include input terminal and connection component per extremely conductive input system,
Also include the zero sequence current mutual inductor installed in the pedestal other end, one end of connection component and the input of each extremely conductive input system
Terminal is corresponding to be connected, and the other end of connection component is arranged on around zero sequence current mutual inductor.
Further, connection conductor, the connection conductor are equipped with close to one end of the connection component of zero sequence current mutual inductor
It is fixed on after through zero sequence current mutual inductor on pedestal.
Further, the connection conductor is connection copper post.
Further, the connection component of each extremely conductive input system includes the first connector, the second connector and the 3rd
Connector, the first connector and the 3rd connector are located at the both sides of the second connector respectively.
Further, the connection component of each extremely conductive input system also includes the 4th connector, the 4th connector
Positioned at the opposite side of the first connector.
Further, the input terminal of each extremely conductive input system include first input end, the second input terminal and
3rd input terminal, the first input end and the 3rd input terminal are located at the both sides of the second input terminal respectively.
Further, the input terminal of each extremely conductive input system also includes the 4th input terminal, the 4th input
Terminal is located at the opposite side of first input end.
The beneficial effects of the utility model are：
（1）The utility model includes zero sequence current mutual inductor, and on the one hand this design can reduce production cost, on the other hand
So that the power-supplying patch mode of breaker is not limited solely to the distribution system of preceding inlet wire, breaker can also use matching somebody with somebody for rear inlet wire
Electrically, it is flexible for installation so that power-supplying patch is convenient.
（2）The utility model is installed for stand-alone assembly, easy for installation, can be installed with the modularization of breaker of plastic casing, and
And 3P and 4P are versatile.
Brief description of the drawings
Accompanying drawing is structural representation of the present utility model.
1. pedestal, 2. input terminals, 2A. first input ends, the input terminals of 2B. second, the inputs of 2C. the 3rd
Son, the input terminals of 2N. the 4th, 3. connection components, the connectors of 3A. first, the connectors of 3B. second, the connectors of 3C. the 3rd,
The connectors of 3N. the 4th, 4. zero sequence current mutual inductors, 5. connection conductors.
Embodiment
The utility model is further described with reference to the accompanying drawings and detailed description.
As shown in figure 1, a kind of static contact component containing zero sequence current mutual inductor, including pedestal 1 and installed in the one end of pedestal 1
Each extremely conductive input system, per extremely conductive input system include be arranged on pedestal 1 on input terminal 2 and connection component 3, should
Static contact component containing zero sequence current mutual inductor also includes the zero sequence current mutual inductor 4 installed in the other end of pedestal 1, connection component
The connection corresponding with the input terminal 2 of each extremely conductive input system of 3 one end, the other end of connection component 3 are arranged on zero-sequence current
Around transformer 4.The distribution system of preceding inlet wire can not only be used by being provided with the static contact component of zero sequence current mutual inductor 4,
The distribution system of rear inlet wire can also be used so that power-supplying patch mode is more flexible.
One end of the connection component 3 of the close zero sequence current mutual inductor 4 is equipped with through hole, and one end of connection conductor 5 is worn
Cross the through hole to be fixedly connected with connection component 3 respectively, the connection conductor 5 is fixed on base after passing through zero sequence current mutual inductor 4
On seat 1.The connection conductor 5 is connection copper post.
Each extremely conductive input system can be that 3P conductions input system can also be 3P conduction input systems.Lower mask body is real
It is 4P conduction input systems to apply example one, and specific embodiment two is 4P conduction input systems.
Embodiment one：The connection component 3 of each extremely conductive input system includes the first connector 3A, the second connector 3B respectively
It is located at the second connector 3B both sides respectively with the 3rd connector 3C, the first connector 3A and the 3rd connector 3C.Each pole
The input terminal 2 of conductive input system includes first input end 2A, the second input terminal 2B and the 3rd input terminal 2C respectively,
The first input end 2A and the 3rd input terminal 2C are located at the second input terminal 2B both sides respectively.First input end 2A
The conductive input system of A phases is connected as with the first connector 3A one end, the one of the second input terminal 2B and the second input terminal 2B
End is connected as the conductive input system of B phases, and the 3rd input terminal 2C and the 3rd connector 3C one end is connected as the conductive input system of C phases
System.
Embodiment two：The connection component 3 of each extremely conductive input system includes the first connector 3A, the second connector respectively
3B, the 3rd connector 3C and the 4th connector 3N, the first connector 3A and the 3rd connector 3C are located at the second connector 3B respectively
Both sides, the 4th connector 3N is located at the first connector 3A opposite side.The input terminal 2 of each extremely conductive input system divides
Not Bao Kuo first input end 2A, the second input terminal 2B, the 3rd input terminal 2C and the 4th input terminal 2N, described first is defeated
Enter the both sides that terminal 2A and the 3rd input terminal 2C are located at the second input terminal 2B respectively, the 4th input terminal 2N is defeated positioned at first
Enter terminal 2A opposite side.First input end 2A and the first connector 3A one end is connected as the conductive input system of A phases, and second
Input terminal 2B and the second input terminal 2B one end is connected as the conductive input system of B phases, and the 3rd input terminal 2C and the 3rd connects
Fitting 3C one end is connected as the conductive input system of C phases, and it is conductive defeated that the 4th connector 3N and the 4th input terminal 2N is connected as N phases
Enter system.
Claims (7)
1. a kind of static contact component containing zero sequence current mutual inductor, including pedestal（1）With installed in pedestal（1）Lead each pole of one end
Electric input system, include input terminal per extremely conductive input system（2）And connection component（3）, it is characterised in that：Also include installation
In pedestal（1）The zero sequence current mutual inductor of the other end（4）, connection component（3）One end and each extremely conductive input system input
Terminal（2）Corresponding connection, connection component（3）The other end be arranged on zero sequence current mutual inductor（4）Around.
2. the static contact component containing zero sequence current mutual inductor as claimed in claim 1, it is characterised in that：Close to zero sequence current mutual inductance
Device（4）Connection component（3）One end be equipped with connection conductor（5）, the connection conductor（5）Through zero sequence current mutual inductor
（4）After be fixed on pedestal（1）On.
3. the static contact component containing zero sequence current mutual inductor as claimed in claim 2, it is characterised in that：The connection conductor（5）
To connect copper post.
4. the static contact component containing zero sequence current mutual inductor as claimed in claim 1, it is characterised in that：Each extremely conductive input
The connection component of system（3）Including the first connector（3A）, the second connector（3B）With the 3rd connector（3C）, the first connector
（3A）With the 3rd connector（3C）It is located at the second connector respectively（3B）Both sides.
5. the static contact component containing zero sequence current mutual inductor as claimed in claim 4, it is characterised in that：Each extremely conductive input
The connection component of system（3）Also include the 4th connector（3N）, the 4th connector（3N）Positioned at the first connector（3A）'s
Opposite side.
6. the static contact component containing zero sequence current mutual inductor as claimed in claim 1, it is characterised in that：Each extremely conductive input
The input terminal of system（2）Including first input end（2A）, the second input terminal（2B）With the 3rd input terminal（2C）, it is described
First input end（2A）With the 3rd input terminal（2C）It is located at the second input terminal respectively（2B）Both sides.
7. the static contact component containing zero sequence current mutual inductor as claimed in claim 6, it is characterised in that：Each extremely conductive input
The input terminal of system（2）Also include the 4th input terminal（2N）, the 4th input terminal（2N）Positioned at first input end
（2A）Opposite side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720900723.6U CN207068768U (en) | 2017-07-24 | 2017-07-24 | Static contact component containing zero sequence current mutual inductor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720900723.6U CN207068768U (en) | 2017-07-24 | 2017-07-24 | Static contact component containing zero sequence current mutual inductor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207068768U true CN207068768U (en) | 2018-03-02 |
Family
ID=61517222
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720900723.6U Active CN207068768U (en) | 2017-07-24 | 2017-07-24 | Static contact component containing zero sequence current mutual inductor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207068768U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107195509A (en) * | 2017-07-24 | 2017-09-22 | 罗格朗低压电器（无锡）有限公司 | Static contact component containing zero sequence current mutual inductor |
| CN109830360A (en) * | 2019-03-26 | 2019-05-31 | 国家电网有限公司 | Static contact component containing zero sequence current mutual inductor |
-
2017
- 2017-07-24 CN CN201720900723.6U patent/CN207068768U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107195509A (en) * | 2017-07-24 | 2017-09-22 | 罗格朗低压电器（无锡）有限公司 | Static contact component containing zero sequence current mutual inductor |
| CN109830360A (en) * | 2019-03-26 | 2019-05-31 | 国家电网有限公司 | Static contact component containing zero sequence current mutual inductor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Xue Jianhu Inventor after: Yang Taofeng Inventor after: Wu Hao Inventor after: Gao Jie Inventor before: Xue Jianhu |
|
| CB03 | Change of inventor or designer information |