CN110459442A - A kind of One In and Two Out double-side operation low-pressure plastic shell circuit breaker - Google Patents
A kind of One In and Two Out double-side operation low-pressure plastic shell circuit breaker Download PDFInfo
- Publication number
- CN110459442A CN110459442A CN201910882947.2A CN201910882947A CN110459442A CN 110459442 A CN110459442 A CN 110459442A CN 201910882947 A CN201910882947 A CN 201910882947A CN 110459442 A CN110459442 A CN 110459442A
- Authority
- CN
- China
- Prior art keywords
- shell
- inlet wire
- binding post
- outlet
- circuit breaker
- 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.)
- Granted
Links
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 39
- 230000007246 mechanism Effects 0.000 claims abstract description 25
- 238000009413 insulation Methods 0.000 claims description 12
- 230000016507 interphase Effects 0.000 claims description 6
- 230000004888 barrier function Effects 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims description 4
- 229920000715 Mucilage Polymers 0.000 claims description 3
- 239000000853 adhesive Substances 0.000 claims description 3
- 239000011810 insulating material Substances 0.000 claims description 3
- 238000005192 partition Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000010891 electric arc Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000000748 compression moulding Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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
- H01H71/025—Constructional details of housings or casings not concerning the mounting or assembly of the different internal parts
-
- 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
- H01H71/0264—Mountings or coverplates for complete assembled circuit breakers, e.g. snap mounting in panel
- H01H71/0271—Mounting several complete assembled circuit breakers together
-
- 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
Landscapes
- Breakers (AREA)
Abstract
A kind of One In and Two Out double-side operation low-pressure plastic shell circuit breaker, including the first breaker mechanism, second breaker mechanism and fixed pedestal, before first breaker mechanism and the second breaker mechanism are respectively arranged at fixed pedestal, two sides afterwards, breaker mechanism includes switch and shell, the middle position of shell is provided with switch, connection is screwed on the upside of the shell, and there are four inlet wire binding posts, downside screws connection, and there are four outlet binding posts, entrance hole there are four being opened up at the top of the shell, and the position of four entrance holes and the position of four inlet wire binding posts are correspondingly arranged.The invention can avoid electric arcs in later period operational process to cause device breaking, realizes model of the same race for two with this, is combined into one just as the breaker of capacity, identical connecting-disconnecting function, to reduce the installation space of breaker, saves resource.
Description
Technical field
The present invention relates to low voltage electrical apparatus technology field more particularly to a kind of open circuits of One In and Two Out double-side operation low-pressure plastic shell
Device.
Background technique
Low-voltage circuit breaker be one kind in 450V hereinafter, can not only switch on and off normal duty electric current and overload electricity
Stream, can also connect the device for switching with disjunction short circuit current, and low-voltage circuit breaker plays control action in power end.
However existing low-voltage circuit breaker is mostly one-in-and-one-out formula structure, single-sided operation leads to the loads such as multiple same models
Breaker in use, biggish space can be occupied, cause the inner space of power distribution cabinet crowded, bus coupling part increase
Add, to increase the cost of assembly, is unfavorable for the miniaturization, integrated of power distribution cabinet.
Summary of the invention
It is an object of the invention to: in order to solve the problems, such as that existing low-voltage circuit breaker occupied space is larger, and one proposed
Kind One In and Two Out double-side operation low-pressure plastic shell circuit breaker.
To achieve the goals above, present invention employs following technical solutions:
A kind of One In and Two Out double-side operation low-pressure plastic shell circuit breaker, including the first breaker mechanism, the second breaker mechanism
And fixed pedestal, first breaker mechanism and the second breaker mechanism are respectively arranged at the front and rear sides of fixed pedestal；Its
It is characterized in that:
First breaker mechanism includes first switch and first shell, the middle position setting of the first shell
There is first switch, connection is screwed on the upside of the first shell, and there are four the first inlet wire binding posts, and downside screws there are four connections
First outlet binding post, opens up that there are four the first entrance holes, and the position of four the first entrance holes at the top of the first shell
It is correspondingly arranged with the position of four the first inlet wire binding posts, the first inlet wire is penetrated from first entrance hole and is connected to described
First inlet wire binding post；
Second breaker mechanism includes second switch and second shell, the middle position setting of the second shell
There is second switch, connection is screwed on the upside of the second shell, and there are four the second inlet wire binding posts, and downside screws there are four connections
Second outlet binding post, opens up that there are four the second entrance holes, and the position of four the second entrance holes at the top of the second shell
It is correspondingly arranged with the position of four the second inlet wire binding posts, the second inlet wire is penetrated from second entrance hole and is connected to described
Second inlet wire binding post；
The low-pressure plastic shell circuit breaker is internally provided with U-shaped busbar, and the U-shaped busbar is used to pass through first inlet wire
Binding post and second inlet wire binding post are connected to first inlet wire and second inlet wire.
Further, the bottom of the first shell is opened up there are four the first outlet hole, and the first outlet is connected to described the
One outlet binding post is simultaneously pierced by from first outlet hole.
Further, the bottom of the second shell is opened up there are four the second outlet hole, and the second outlet is connected to described the
Two outlet binding posts are simultaneously pierced by from second outlet hole.
Further, the bottom of the first shell and second shell is provided with phase insulation slot, described alternate exhausted
Edge slot is used for grafting interphase insulating baffle plate, and the interphase insulating baffle plate separates each alternate outlet.
Further, the bottom of the fixed pedestal is provided with front and back insulation slot, which insulate slot for grafting
Front and back insulating barrier, the front and back insulating barrier separate the outlet of the first shell and second shell.
Further, the left and right sides of the fixed pedestal is respectively symmetrically opened up about horizontal center line wears there are two I-shaped
Hole, and the inside of two I-shapeds perforation is embedded with I-shaped plate, the longitudinal cross-section of the I-shaped plate is I-shaped.
Further, the I-shaped plate offers multiple through-holes from the part that fixed pedestal exposes, wherein near fixation
The through-hole of pedestal, which screws, is connected with bolt.
Further, four corners of the first shell and second shell pass through fixed screw and fixed pedestal revolves
Close connection.
Further, multiple heat release holes are offered at the top and bottom of the fixed pedestal, heat release hole is in fixed pedestal
Longitudinal direction is up and down.
Further, fixed pedestal is insulating materials.
Further, first inlet wire binding post and second inlet wire binding post difference mucilage binding are on fixed pedestal.
In conclusion by adopting the above-described technical solution, the beneficial effects of the present invention are:
In the present invention, in use, the inside of the two groups of I-shapeds perforation opened up on fixed pedestal is embedded into I-shaped plate, pass through
Connection bolt is screwed, so that the position to breaker limits, I-shaped plate is mounted on to the inside of power distribution cabinet, to complete disconnected
The installation of road device.The entrance hole opened up by case top carries out the grafting of inlet wire connecting line, screw the first inlet wire binding post and
Second inlet wire binding post carries out the fixation to inlet wire, then carries out outlet to the first outlet binding post and the second outlet binding post
Connection is screwed respectively, completes the fixation of outlet, and the grafting of insulating barrier is carried out in phase insulation slot and front and back insulation slot,
It avoids electric arc in later period operational process from causing open circuit, model of the same race for two is realized, just as capacity, identical connecting-disconnecting function with this
Breaker be combined into one, to increase the installation space of breaker, save resource.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of One In and Two Out double-side operation low-pressure plastic shell circuit breaker proposed by the present invention；
Fig. 2 is a kind of back structures schematic diagram of One In and Two Out double-side operation low-pressure plastic shell circuit breaker proposed by the present invention；
Fig. 3 is a kind of overlooking structure diagram of One In and Two Out double-side operation low-pressure plastic shell circuit breaker proposed by the present invention.
Appended drawing reference: 1, the first breaker mechanism；2, first switch；3, the second breaker mechanism；4, fixed pedestal；5,
One outlet binding post；6, the first inlet wire binding post；7, interphase insulating baffle plate；8, fixed screw；9, heat release hole；10, I-shaped is perforated；
11, the second entrance hole；12, I-shaped plate；13, second switch；14, the second inlet wire binding post；15, the second outlet binding post；16,
One, second shell；17, through-hole；18, bolt；19, the first entrance hole.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts all other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1-3 is please referred to, the present invention provides a kind of technical solution: a kind of One In and Two Out double-side operation low-pressure plastic shell open circuit
Device, including the first breaker mechanism 1, the second breaker mechanism 3 and fixed pedestal 4, first breaker mechanism 1 and second are disconnected
Road device mechanism 2 is respectively arranged at the front and rear sides of fixed pedestal 4；First breaker mechanism 1 includes first switch 2 and the
One shell 16, the middle position of the first shell 16 are provided with first switch 2, and the upside of the first shell 2 screws company
It connects there are four the first inlet wire binding post 6, downside screws connection, and there are four the first outlet binding post 5, the tops of the first shell 16
Portion is opened up there are four the first entrance hole 19, and the position of the position of four the first entrance holes 19 and four the first inlet wire binding posts 6
It is correspondingly arranged, the first inlet wire penetrates from first entrance hole 19 and is connected to first inlet wire binding post 6；Described second
Breaker mechanism 3 includes second switch 13 and second shell 16, and the middle position of the second shell 16 is provided with second and opens
Close 13, the upside of the second shell 16 screws connection there are four the second inlet wire binding post 14, and downside screws connection, and there are four the
Two outlet binding posts 15, the top of the second shell 16 is opened up there are four the second entrance hole 11, and four the second entrance holes 11
Position and the positions of four the second inlet wire binding posts 14 be correspondingly arranged, the second inlet wire penetrates simultaneously from second entrance hole 11
It is connected to second inlet wire binding post 14；The low-pressure plastic shell circuit breaker is internally provided with U-shaped busbar, the U-shaped busbar
For being connected to first inlet wire and described second by first inlet wire binding post 6 and second inlet wire binding post 14
Inlet wire realizes that the first inlet wire of breaker and the second inlet wire are formed with inlet wire all the way.
The bottom of the first shell 16 is opened up there are four the first outlet hole, and the first outlet is connected to first outlet and connects
Terminal 5 is simultaneously pierced by from first outlet hole.
The bottom of the second shell 16 is opened up there are four the second outlet hole, and the second outlet is connected to second outlet and connects
Terminal 15 is simultaneously pierced by from second outlet hole.
The bottom of the first shell and second shell is provided with phase insulation slot, and the phase insulation slot is used for
Grafting interphase insulating baffle plate 7, the interphase insulating baffle plate separate each alternate outlet.
The bottom of the fixed pedestal is provided with front and back and insulate slot, the front and back insulate slot for insulate before and after grafting every
Plate, the front and back insulating barrier separate the outlet of the first shell and second shell.
The left and right sides of the fixed pedestal is respectively symmetrically opened up about horizontal center line there are two I-shaped perforation 10, and two
The inside of a I-shaped perforation is embedded with I-shaped plate 12, and the longitudinal cross-section of the I-shaped plate 12 is I-shaped.
The I-shaped plate 12 offers multiple through-holes 17 from the part that fixed pedestal exposes, wherein near fixed pedestal 4
Through-hole 17 screw and be connected with bolt 18.Bolt 18 prevents its sliding for limiting the position of breaker.
Four corners of the first shell and second shell, which pass through fixed screw 8 and screw with fixed pedestal 4, to be connect.
The top and bottom of the fixed pedestal 4 offer multiple heat release holes 9, and heat release hole is in fixed pedestal above and below longitudinal direction
Perforation.
The fixed pedestal 4 is insulating materials.
First inlet wire binding post 6 and second inlet wire binding post 14 difference mucilage binding are on fixed pedestal.
Working principle: in use, being embedded the inside of opened up on fixed pedestal 4 two groups of I-shaped perforation 10 into I-shaped plate
12, the position of breaker is adjusted, connection bolt 18 is screwed inside the through-hole 17 on I-shaped plate 12, thus to the position of breaker
It is limited, prevents it from sliding, to keep the stabilization of breaker, I-shaped plate 12 is mounted on to the inside of power distribution cabinet, from
And complete the installation of breaker.Inlet wire grafting is carried out by the entrance hole opened up at the top of shell 16, screws the first inlet wire binding post 6
The fixation to inlet wire is carried out with the second inlet wire binding post 14, so that the connection of the inlet wire for two breakers is completed, it is then right
First outlet binding post 5 and the second outlet binding post 15 carry out the connection that screws of outlet, complete the fixation for outlet.It is described low
Compression moulding case circuit breaker is internally provided with U-shaped busbar, and the U-shaped busbar is used for through first inlet wire binding post and described the
Two inlet wire binding posts are connected to first inlet wire and second inlet wire, realize the first inlet wire and the second inlet wire shape of breaker
At with inlet wire all the way.After completing for the installation of inlet wire and outlet, carried out in phase insulation slot and front and back insulation slot exhausted
The grafting of edge partition avoids in later period operational process electric arc from causing device breaking, with this realize model of the same race for two, just as
Capacity, identical connecting-disconnecting function breaker be combined into one, to reduce the installation space of breaker, save resource.By solid
Determine that pedestal 4 is longitudinal to realize the radiating treatment for circuit breaker internal through the heat release hole 9 opened up, convenient for the performance of lifting device,
Holding meanss it is stable.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Anyone skilled in the art in the technical scope disclosed by the present invention, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (10)
1. a kind of One In and Two Out double-side operation low-pressure plastic shell circuit breaker, including the first breaker mechanism, the second breaker mechanism and
Fixed pedestal, first breaker mechanism and the second breaker mechanism are respectively arranged at the front and rear sides of fixed pedestal；It is special
Sign is:
First breaker mechanism includes first switch and first shell, and the middle position of the first shell is provided with
One switchs, and connection is screwed on the upside of the first shell there are four the first inlet wire binding post, downside screws connection, and there are four first
Outlet binding post, opens up that there are four the first entrance holes, and the position of four the first entrance holes and four at the top of the first shell
The position of a first inlet wire binding post is correspondingly arranged, and the first inlet wire penetrates from first entrance hole and is connected to described first
Inlet wire binding post；
Second breaker mechanism includes second switch and second shell, and the middle position of the second shell is provided with
Two switch, and connection are screwed on the upside of the second shell there are four the second inlet wire binding post, downside screws connection, and there are four second
Outlet binding post, opens up that there are four the second entrance holes, and the position of four the second entrance holes and four at the top of the second shell
The position of a second inlet wire binding post is correspondingly arranged, and the second inlet wire penetrates from second entrance hole and is connected to described second
Inlet wire binding post；
The low-pressure plastic shell circuit breaker is internally provided with U-shaped busbar, and the U-shaped busbar is for passing through the first inlet wire wiring
Column and second inlet wire binding post are connected to first inlet wire and second inlet wire.
2. a kind of One In and Two Out double-side operation low-pressure plastic shell circuit breaker according to claim 1, which is characterized in that described
The bottom of one shell is opened up there are four the first outlet hole, and the first outlet is connected to first outlet binding post and from described first
It is pierced by outlet hole.
3. a kind of One In and Two Out double-side operation low-pressure plastic shell circuit breaker according to claim 1, which is characterized in that described
The bottom of two shells is opened up there are four the second outlet hole, and the second outlet is connected to second outlet binding post and from described second
It is pierced by outlet hole.
4. a kind of One In and Two Out double-side operation low-pressure plastic shell circuit breaker according to claim 1, which is characterized in that described
The bottom of one shell and second shell is provided with phase insulation slot, the phase insulation slot for grafting phase insulation every
Plate, the interphase insulating baffle plate separate each alternate outlet.
5. a kind of One In and Two Out double-side operation low-pressure plastic shell circuit breaker according to claim 1, which is characterized in that described solid
The bottom for determining pedestal is provided with front and back insulation slot, which insulate slot for insulating barrier before and after grafting, and the front and back is exhausted
Edge partition separates the outlet of the first shell and second shell.
6. a kind of One In and Two Out double-side operation low-pressure plastic shell circuit breaker according to claim 1, which is characterized in that described solid
Determine pedestal the left and right sides respectively symmetrically opened up about horizontal center line there are two I-shaped perforate, and two I-shapeds perforation inside
It is embedded with I-shaped plate, the longitudinal cross-section of the I-shaped plate is I-shaped.
7. a kind of One In and Two Out double-side operation low-pressure plastic shell circuit breaker according to claim 6, which is characterized in that the work
Letter stencil offers multiple through-holes from the part that fixed pedestal exposes, wherein the through-hole near fixed pedestal screws and is connected with spiral shell
Bolt.
8. a kind of One In and Two Out double-side operation low-pressure plastic shell circuit breaker according to claim 1, which is characterized in that described
Four corners of one shell and second shell, which pass through fixed screw and screw with fixed pedestal, to be connect.
9. a kind of One In and Two Out double-side operation low-pressure plastic shell circuit breaker according to claim 1, which is characterized in that described solid
Determine to offer multiple heat release holes at the top and bottom of pedestal, heat release hole in fixed pedestal it is longitudinal up and down.
10. a kind of One In and Two Out double-side operation low-pressure plastic shell circuit breaker according to claim 1, which is characterized in that described
Fixed pedestal is insulating materials.
First inlet wire binding post and second inlet wire binding post difference mucilage binding are on fixed pedestal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910882947.2A CN110459442B (en) | 2019-09-18 | 2019-09-18 | One-in two-out double-sided operation low-voltage molded case circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910882947.2A CN110459442B (en) | 2019-09-18 | 2019-09-18 | One-in two-out double-sided operation low-voltage molded case circuit breaker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110459442A true CN110459442A (en) | 2019-11-15 |
| CN110459442B CN110459442B (en) | 2024-07-09 |
Family
ID=68492409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910882947.2A Active CN110459442B (en) | 2019-09-18 | 2019-09-18 | One-in two-out double-sided operation low-voltage molded case circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110459442B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111524762A (en) * | 2020-04-30 | 2020-08-11 | 代勒智能电网技术(南京)有限公司 | Moulded case circuit breaker tripping structure |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5067043A (en) * | 1990-12-13 | 1991-11-19 | General Electric Company | Electric power distribution panelboard-switchboard bus bar insulation shield |
| TWM322612U (en) * | 2007-04-09 | 2007-11-21 | Yung-Kuang Huang | Modified fixing plate for miniature circuit breaker |
| CN201927896U (en) * | 2010-12-17 | 2011-08-10 | 特莱萨崎电气（上海）有限公司 | Double-row type switch base |
| CN204858286U (en) * | 2015-07-17 | 2015-12-09 | 长沙理工大学 | Generating line adapter subassembly and switch board |
| CN105932550A (en) * | 2016-06-03 | 2016-09-07 | 湖南昊晟机电设备有限公司 | Multi-circuit breaker arrangement method for power distribution cabinet or power distribution box |
| CN206163428U (en) * | 2016-10-31 | 2017-05-10 | 浙江人民电器有限公司 | Moulded case circuit breaker prepayment module housing and have its moulded case circuit breaker |
| CN106710981A (en) * | 2017-03-03 | 2017-05-24 | 德力西电气有限公司 | Plastic shell type external tandem line circuit breaker |
| CN210142628U (en) * | 2019-09-18 | 2020-03-13 | 国网山西省电力公司长治供电公司 | One-inlet two-outlet two-side operation low-voltage molded case circuit breaker |
-
2019
- 2019-09-18 CN CN201910882947.2A patent/CN110459442B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5067043A (en) * | 1990-12-13 | 1991-11-19 | General Electric Company | Electric power distribution panelboard-switchboard bus bar insulation shield |
| TWM322612U (en) * | 2007-04-09 | 2007-11-21 | Yung-Kuang Huang | Modified fixing plate for miniature circuit breaker |
| CN201927896U (en) * | 2010-12-17 | 2011-08-10 | 特莱萨崎电气（上海）有限公司 | Double-row type switch base |
| CN204858286U (en) * | 2015-07-17 | 2015-12-09 | 长沙理工大学 | Generating line adapter subassembly and switch board |
| CN105932550A (en) * | 2016-06-03 | 2016-09-07 | 湖南昊晟机电设备有限公司 | Multi-circuit breaker arrangement method for power distribution cabinet or power distribution box |
| CN206163428U (en) * | 2016-10-31 | 2017-05-10 | 浙江人民电器有限公司 | Moulded case circuit breaker prepayment module housing and have its moulded case circuit breaker |
| CN106710981A (en) * | 2017-03-03 | 2017-05-24 | 德力西电气有限公司 | Plastic shell type external tandem line circuit breaker |
| CN210142628U (en) * | 2019-09-18 | 2020-03-13 | 国网山西省电力公司长治供电公司 | One-inlet two-outlet two-side operation low-voltage molded case circuit breaker |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111524762A (en) * | 2020-04-30 | 2020-08-11 | 代勒智能电网技术(南京)有限公司 | Moulded case circuit breaker tripping structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110459442B (en) | 2024-07-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2014134844A1 (en) | Breaker | |
| CN108428603A (en) | Molded case circuit breakers for direct current | |
| CN105914109A (en) | Conductive loop of circuit breaker | |
| CN110459442A (en) | A kind of One In and Two Out double-side operation low-pressure plastic shell circuit breaker | |
| RU2225667C2 (en) | Power switchgear including air-insulated switchgear with draw-out units for medium-voltage lines | |
| CN210142628U (en) | One-inlet two-outlet two-side operation low-voltage molded case circuit breaker | |
| CN205863109U (en) | The galvanic circle of chopper | |
| CN202905629U (en) | Board-back wiring molded case circuit breaker | |
| CN113270281A (en) | Automatic switching device and circuit for bipolar power supply | |
| CN103021755A (en) | Molded case circuit breaker with short flashover device and high arc extinction effect | |
| CN214337206U (en) | High-low voltage distribution switch cabinet | |
| CN219203068U (en) | Circuit breaker | |
| CN217933682U (en) | Multi-breakpoint circuit breaker | |
| CN220753332U (en) | Switching device | |
| CN110571919A (en) | Dual-power switching distributor | |
| CN202996746U (en) | Molded case circuit breaker equipped with short arcing device | |
| TWM257568U (en) | A switching device for the single-phase/three-phase power supply | |
| CN220605560U (en) | Distribution box with arc extinguishing function | |
| CN219350116U (en) | Outgoing line junction box of circuit breaker | |
| CN214589875U (en) | High-voltage isolation switch cabinet with insulation isolation board | |
| CN220895430U (en) | Reclosing circuit breaker | |
| CN202134684U (en) | Electric connector and electric connector configuration | |
| CN220233071U (en) | Accessory of circuit breaker | |
| CN217933659U (en) | Binding post and multipolar circuit breaker | |
| CN220086631U (en) | SF6 all-insulation ring main unit type pre-magnetizing cabinet |
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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |