CN107195509A - Static contact component containing zero sequence current mutual inductor - Google Patents
Static contact component containing zero sequence current mutual inductor Download PDFInfo
- Publication number
- CN107195509A CN107195509A CN201710606405.3A CN201710606405A CN107195509A CN 107195509 A CN107195509 A CN 107195509A CN 201710606405 A CN201710606405 A CN 201710606405A CN 107195509 A CN107195509 A CN 107195509A
- Authority
- CN
- China
- Prior art keywords
- zero sequence
- sequence current
- current mutual
- mutual inductor
- input
- 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
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/02—Housings; Casings; Bases; Mountings
- H01H71/0207—Mounting or assembling the different parts of the circuit breaker
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
- H01H71/08—Terminals; Connections
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H73/00—Protective overload circuit-breaking switches in which excess current opens the contacts by automatic release of mechanical energy stored by previous operation of a hand reset mechanism
- H01H73/02—Details
- H01H73/04—Contacts
Landscapes
- Details Of Connecting Devices For Male And Female Coupling (AREA)
Abstract
The present invention 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, one end of connection component connection corresponding with the input terminal of each extremely conductive input system, the other end of connection component is arranged on around zero sequence current mutual inductor.The static contact component includes zero sequence current mutual inductor, using the power supply mode of rear inlet wire distribution can be caused convenient, flexible for installation, so as to reduce use cost.
Description
Technical field
The present invention relates to low-voltage circuit breaker accessory field, and in particular to a kind of static contact group containing zero sequence current mutual inductor
Part.
Background technology
Aftercurrent protection circuit breaker can detect residual current, and residual current value and a reference value of setting are made to compare
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 deficiency of prior art presence, the invention provides a kind of static contact group containing zero sequence current mutual inductor
Part, the static contact component includes zero sequence current mutual inductor, using the power supply mode of rear inlet wire distribution can be caused convenient, install spirit
It is living, so as to reduce cost.
According to the technical scheme that provides of the present invention, a kind of static contact component containing zero sequence current mutual inductor, including pedestal and
Each extremely conductive input system installed in pedestal one end, includes input terminal and connection component per extremely conductive input system, also wraps
Include the zero sequence current mutual inductor installed in the pedestal other end, one end of connection component and the input terminal of each extremely conductive input system
Correspondence connection, the other end of connection component is arranged on around zero sequence current mutual inductor.
Further, one end close to the connection component of zero sequence current mutual inductor is equipped with connection conductor, the connection conductor
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 present invention are：
（1）The present invention includes zero sequence current mutual inductor, and on the one hand this design can reduce production cost, on the other hand cause open circuit
The distribution system of inlet wire before the power-supplying patch mode of device is not limited solely to, breaker can also use the distribution system of rear inlet wire,
So that power-supplying patch is convenient, it is flexible for installation.
（2）The present invention installs for stand-alone assembly, easy for installation, can be installed with the modularization of breaker of plastic casing, and 3P
With 4P highly versatiles.
Brief description of the drawings
Accompanying drawing is structural representation of the invention.
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 present invention will be 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, the input terminal 2 and connection component 3 for including being arranged on pedestal 1 per extremely conductive input system 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
3 one end connection corresponding with the input terminal 2 of each extremely conductive input system, the other end of connection component 3 is 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 close to 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.
Respectively extremely conductive input system can be that the conductive input systems of 3P can also be the conductive input systems of 3P.Lower mask body is real
It is the conductive input systems of 4P to apply example one, and specific embodiment two is the conductive input systems of 4P.
Embodiment one：Respectively the connection component 3 of 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 C phases conduction input system
System.
Embodiment two：Respectively the connection component 3 of 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 be located at the first connector 3A opposite side.2 points of the input terminal of each extremely conductive input system
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, it is defeated that the 4th input terminal 2N is located 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, 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, includes input terminal per extremely conductive input system（2）And connection component（3）, it is characterised in that：Also include installing
In pedestal（1）The zero sequence current mutual inductor of the other end（4）, connection component（3）One end and the input of each extremely conductive input system
Terminal（2）Correspondence connection, connection component（3）The other end be arranged on zero sequence current mutual inductor（4）Around.
2. the static contact component as claimed in claim 1 containing zero sequence current mutual inductor, 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 as claimed in claim 2 containing zero sequence current mutual inductor, it is characterised in that：The connection conductor（5）
For connection copper post.
4. the static contact component as claimed in claim 1 containing zero sequence current mutual inductor, 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 as claimed in claim 4 containing zero sequence current mutual inductor, 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 as claimed in claim 1 containing zero sequence current mutual inductor, 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 as claimed in claim 6 containing zero sequence current mutual inductor, 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 |
|---|---|---|---|
| CN201710606405.3A CN107195509A (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 |
|---|---|---|---|
| CN201710606405.3A CN107195509A (en) | 2017-07-24 | 2017-07-24 | Static contact component containing zero sequence current mutual inductor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107195509A true CN107195509A (en) | 2017-09-22 |
Family
ID=59884440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710606405.3A Pending CN107195509A (en) | 2017-07-24 | 2017-07-24 | Static contact component containing zero sequence current mutual inductor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107195509A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115241021A (en) * | 2021-04-23 | 2022-10-25 | 上海良信电器股份有限公司 | Static contact assembly and circuit breaker |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2840318Y (en) * | 2005-11-16 | 2006-11-22 | 保定市蓝博电子电器有限公司 | Low-voltage leakage circuit breaker |
| CN102243957A (en) * | 2010-05-13 | 2011-11-16 | 上海电器股份有限公司人民电器厂 | Moulded case circuit breaker with residual current protection |
| CN203644547U (en) * | 2013-12-26 | 2014-06-11 | 常熟开关制造有限公司(原常熟开关厂） | Main return circuit structure for zero sequence current mutual inductor of moulded case circuit breaker |
| CN205140900U (en) * | 2015-11-06 | 2016-04-06 | 上海三开电气有限公司 | Disconnected circuit breaker of high score |
| CN205789779U (en) * | 2016-06-19 | 2016-12-07 | 浙江德菱科技股份有限公司 | Breaker of plastic casing |
| CN207068768U (en) * | 2017-07-24 | 2018-03-02 | 罗格朗低压电器（无锡）有限公司 | Static contact component containing zero sequence current mutual inductor |
-
2017
- 2017-07-24 CN CN201710606405.3A patent/CN107195509A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2840318Y (en) * | 2005-11-16 | 2006-11-22 | 保定市蓝博电子电器有限公司 | Low-voltage leakage circuit breaker |
| CN102243957A (en) * | 2010-05-13 | 2011-11-16 | 上海电器股份有限公司人民电器厂 | Moulded case circuit breaker with residual current protection |
| CN203644547U (en) * | 2013-12-26 | 2014-06-11 | 常熟开关制造有限公司(原常熟开关厂） | Main return circuit structure for zero sequence current mutual inductor of moulded case circuit breaker |
| CN205140900U (en) * | 2015-11-06 | 2016-04-06 | 上海三开电气有限公司 | Disconnected circuit breaker of high score |
| CN205789779U (en) * | 2016-06-19 | 2016-12-07 | 浙江德菱科技股份有限公司 | Breaker of plastic casing |
| CN207068768U (en) * | 2017-07-24 | 2018-03-02 | 罗格朗低压电器（无锡）有限公司 | Static contact component containing zero sequence current mutual inductor |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115241021A (en) * | 2021-04-23 | 2022-10-25 | 上海良信电器股份有限公司 | Static contact assembly and circuit breaker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information | ||
| 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 |
|
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170922 |