CN114023592B - High-voltage circuit breaker - Google Patents
High-voltage circuit breaker Download PDFInfo
- Publication number
- CN114023592B CN114023592B CN202111315159.9A CN202111315159A CN114023592B CN 114023592 B CN114023592 B CN 114023592B CN 202111315159 A CN202111315159 A CN 202111315159A CN 114023592 B CN114023592 B CN 114023592B
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- Prior art keywords
- circuit breaker
- voltage circuit
- plug
- controller
- adapter
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/02—Details
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/02—Details
- H01H33/025—Terminal arrangements
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/46—Bases; Cases
- H01R13/52—Dustproof, splashproof, drip-proof, waterproof, or flameproof cases
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/629—Additional means for facilitating engagement or disengagement of coupling parts, e.g. aligning or guiding means, levers, gas pressure electrical locking indicators, manufacturing tolerances
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
- H01R13/62—Means for facilitating engagement or disengagement of coupling parts or for holding them in engagement
- H01R13/639—Additional means for holding or locking coupling parts together, after engagement, e.g. separate keylock, retainer strap
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R31/00—Coupling parts supported only by co-operation with counterpart
- H01R31/06—Intermediate parts for linking two coupling parts, e.g. adapter
Landscapes
- Breakers (AREA)
Abstract
The utility model relates to a high-voltage circuit breaker, which comprises a mechanism box, a solid-sealed pole fixed on the mechanism box, a current transformer and a surge controller, wherein a driving mechanism for driving the solid-sealed pole to open and close is arranged in the mechanism box, the surge controller is in control connection with the driving mechanism, the high-voltage circuit breaker also comprises an adapter fixed on the mechanism box, part of contacts of the adapter are transformer contacts electrically connected with the current transformer, and part of contacts are controller contacts electrically connected with the surge controller, the transformer contacts are in one-to-one correspondence with the controller contacts, and the high-voltage circuit breaker also comprises connecting conductors which are in electric conduction communication with the corresponding transformer contacts and the controller contacts.
Description
Technical Field
The present utility model relates to a high voltage circuit breaker.
Background
High-voltage circuit breakers are important primary devices in power systems, in which they function as on-off and protection. When the high-voltage circuit breaker is particularly used, the high-voltage circuit breaker is matched with secondary equipment.
Because the primary equipment and the secondary equipment are separated to bid, the situation that the primary equipment is installed and the secondary equipment does not enter the field is often caused, and the primary equipment is debugged under the condition of having a protection mechanism after the primary equipment is installed, for the situation, the most extensive, common and high-economical method in the actual operation process is to install a surge controller inside a high-voltage circuit breaker, the surge controller is in conductive communication with a current transformer of the high-voltage circuit breaker, and the built-in surge controller replaces the secondary equipment to enable the high-voltage circuit breaker to realize the surge protection function. When the secondary equipment enters the field or does not need the surge protection function, the built-in surge controller is required to be put back, so that the secondary equipment can be externally connected or a line can be led out of the surge protection function. For example, the breaker with high protection level of the external inrush current controller is disclosed in China patent with an authorized bulletin number of CN208027995U and an authorized bulletin day of 2018, 10 and 30, and the switching of the inrush current controller are realized through the dismantling and the installation of the inrush current controller.
The switching operation of the inrush current controller in the prior art is complex, and particularly for an outdoor high-voltage circuit breaker, the installation position of the inrush current controller is generally high, so that the inconvenience of the switching operation of the inrush current controller is further increased. Besides, after the wires on the inrush controller are removed, the wire ends are required to be coated and insulated, the operation is extremely time-consuming, and the operations generally need professional after-sales personnel of equipment manufacturers to carry out, and the processes of contacting and waiting for the after-sales personnel also take a long time, so that the operation efficiency of switching on and off the inrush controller is lower, and the cost of the manufacturers is increased.
Disclosure of Invention
The utility model aims to provide a high-voltage circuit breaker, which solves the technical problems of complex operation, long time consumption and high cost of manufacturers caused by the need of insulating the wire ends of a surge controller when the surge controller of the high-voltage circuit breaker is thrown and dropped in the prior art.
In order to achieve the above purpose, the technical scheme of the high-voltage circuit breaker provided by the utility model is as follows:
the utility model provides a high-voltage circuit breaker, includes the mechanism case and fixes solid utmost point post, current transformer and the current controller that gushes on the mechanism case, is provided with the actuating mechanism that is used for driving solid utmost point post divide-shut brake action in the mechanism case, and the current controller that gushes is connected with actuating mechanism control, high-voltage circuit breaker still includes the switching seat of fixing on the mechanism case, and the partial contact of switching seat is the mutual-inductor contact of being connected with current transformer electrically conductive, still has the controller contact of partial contact for being connected with current controller electrically conductive, and mutual-inductor contact and controller contact one-to-one, high-voltage circuit breaker still includes the connecting conductor with the mutual-inductor contact and the controller contact detachable connection of each corresponding in order to realize corresponding mutual-inductor contact and controller contact electrically conductive intercommunication.
The beneficial effects are that: before the secondary equipment is transported to a use site, when the circuit is required to be protected by the current, the corresponding mutual inductor contacts and the controller contacts are in conductive communication through connecting conductors, so that the input of the current controller is realized, when the current in the circuit is increased, the secondary side current of the current transformer is increased, and when the secondary fixed value of the current controller is exceeded, the current controller acts to enable the driving mechanism to act to enable the breaker to be separated, so that the current protection function is realized.
As a further improvement, the adapter is a socket, the high-voltage circuit breaker further comprises a plug matched with the socket, the connecting conductor is arranged on the plug, and the connecting conductor is mounted and dismounted on the adapter through the plug-in of the plug.
The beneficial effects are that: the plug and the socket are plugged to realize the connection of the connecting conductor on the adapter, and the plug is pulled down to realize the disassembly of the connecting conductor, namely, the plug and socket matched structure is adopted to ensure that the disassembly and assembly operation of the connecting conductor is very simple and easy to implement.
As a further improvement, the plug-in end of the socket is located outside the mechanism box, and each connection conductor is at least partially detachably arranged on the plug, so that the plug with the detachable part of the connection conductor removed can be used as a protective piece for plugging with the socket without conducting the controller contact and the transformer contact.
The beneficial effects are that: the plug end of socket is located the mechanism case outside, and the plug operation field of plug is good, operating space is spacious, and the operating personnel of being convenient for carries out the plug operation of plug, when not needing to carry out the protection of gushing current to the circuit, pulls down the plug and with connecting conductor detachable part pull down, uses the plug as the protector and inserts with the socket, realizes the protection to the socket that the plug end is located the mechanism case outside.
As a further improvement, the connection conductor includes a transformer mating conductive member and a controller mating conductive member that are respectively mated with the transformer contact and the controller contact, and further includes a connection conductive member that conductively connects the corresponding transformer mating conductive member and the controller mating conductive member, the connection conductive member being detachably provided on a plug having a terminal for connection with the secondary device.
The beneficial effects are that: after the secondary equipment is transported to the site, the connecting conductive piece of the plug is detached and the plug is connected with the secondary equipment, the connection of the secondary equipment and the high-voltage circuit breaker can be realized through the plugging of the plug and the socket, the convenient and quick connection of the secondary equipment and the high-voltage circuit breaker is realized, the secondary equipment wiring structure is not required to be additionally arranged on the high-voltage circuit breaker, and the high-voltage circuit breaker has a structure which is as simple as possible due to one end of the multipurpose connection structure.
As a further improvement, the plug is an aerial plug for connection with a secondary device.
The beneficial effects are that: aviation plug belongs to standard part, is convenient for with the secondary equipment adaptation that is standard part together, ensures that high voltage circuit breaker has fine commonality.
As a further improvement, the plug is an angle plug with a terminal bent downward.
The beneficial effects are that: the angular plug enables the wiring end to face downwards, improves the difficulty of storing sundries in the wiring end, and realizes the protection of the wiring end.
As a further improvement, the plug and the socket are fixed by a threaded fastener.
The beneficial effects are that: the plug is reliably fixed on the socket by adopting the threaded fastener, so that the reliability and stability of conductive connection between the plug and the socket are ensured.
As a further improvement, the adapter is a wire holder.
The beneficial effects are that: the adapter adopts the connection terminal structure, when needs throw in the current controller to carry out the protection of rushing to the circuit, connect corresponding connecting conductor on the connection terminal can, compare in adopting plug and socket type's structure, can not occupy too big space when using such adapter, and then reduces the space that occupies when high voltage circuit breaker uses.
As a further improvement, the high-voltage circuit breaker further comprises a box cover in sealing fit with the wire holder.
The beneficial effects are that: the box cover is arranged, so that the wire holder has a protection level which is satisfactory, the wire holder is prevented from being polluted by rainwater, dust and other sundries in the surrounding environment, and the safety of the high-voltage circuit breaker is improved.
As a further improvement, the high voltage circuit breaker comprises at least two adapter sockets, and at least one adapter socket is a wire connection socket, and when in use, one adapter socket is selected to be switched between the current transformer and the inrush current controller.
The beneficial effects are that: the high-voltage circuit breaker sets up socket-type adapter and adapter simultaneously, and the user can select suitable adapter to put into use according to actual need, improves the convenience of high-voltage circuit breaker use.
Drawings
Fig. 1 is an isometric view of embodiment 1 of a high voltage circuit breaker of the present utility model;
fig. 2 is a schematic diagram showing the internal structure of a mechanism box in a bottom view of embodiment 1 of the high voltage circuit breaker according to the present utility model;
fig. 3 is a front view of embodiment 1 of the high voltage circuit breaker of the present utility model;
fig. 4 is a right side view of embodiment 1 of the high voltage circuit breaker of the present utility model;
fig. 5 is a schematic circuit diagram of embodiment 1 of the high voltage circuit breaker according to the present utility model;
fig. 6 is a schematic diagram showing the classification of the jacks of the aviation socket of the high-voltage circuit breaker embodiment 1 of the present utility model;
fig. 7 is a schematic structural diagram of connection between the connection conductive member and the corresponding pin of the aviation plug of embodiment 1 of the high voltage circuit breaker according to the present utility model;
reference numerals illustrate:
1. a mechanism box; 2. sealing the polar post; 3. a current transformer; 4. a mechanism trip coil; 5. a surge controller; 6. aviation socket; 7. a wire holder; 8. aviation plug; 9. a jack; 10. a contact pin; 11. and connecting the conductive piece.
Detailed Description
The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the particular embodiments described herein are illustrative only and are not intended to limit the utility model, i.e., the embodiments described are merely some, but not all, of the embodiments of the utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by a person skilled in the art without making any inventive effort, are intended to be within the scope of the present utility model.
It is noted that relational terms such as "first" and "second", and the like, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" is not intended to exclude processes, methods comprising such element.
In the description of the present utility model, the terms "mounted," "connected," "coupled," and "connected," as may be used broadly, and may be connected, for example, fixedly, detachably, or integrally, unless otherwise specifically defined and limited; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those skilled in the art in specific cases.
In the description of the present utility model, it should be noted that, unless explicitly stated and limited otherwise, the term "provided" may be interpreted broadly, and for example, an object "provided" may be a part of a body, may be separately disposed from the body, and may be connected to the body, where the connection may be a detachable connection or an undetachable connection. The specific meaning of the above terms in the present utility model can be understood by those skilled in the art in specific cases.
The present utility model is described in further detail below with reference to examples.
The utility model provides a specific embodiment 1 of a high-voltage circuit breaker:
the structure of the high-voltage circuit breaker provided by the embodiment is shown in fig. 1, and the high-voltage circuit breaker comprises a mechanism box 1, a solid-sealed pole 2 and a current transformer 3, wherein the solid-sealed pole 2 and the current transformer 3 are fixed on the mechanism box 1, and a driving mechanism is arranged in the mechanism box 1, and concretely comprises a mechanism release coil 4 arranged in the mechanism box 1, and the high-voltage circuit breaker further comprises a surge controller 5 arranged in the mechanism box 1, and the surge controller is in control connection with the mechanism release coil 4.
In order to facilitate the switching and throwing operation of the inrush current controller 5, the high voltage circuit breaker further includes an adapter provided on the mechanism box 1, and the adapter is adapted between the inrush current controller 5 and the current transformer 3. In this embodiment, as shown in fig. 3, two adapter seats are provided on the mechanism box of the high-voltage circuit breaker, one adapter seat is an aviation socket 6, the other adapter seat is a wire holder 7, the aviation socket 6 is located on the front side wall of the mechanism box 1, the wire holder 7 is located on the right side wall of the mechanism box 1, the aviation socket 6 and the wire holder 7 can both realize the switching of the inrush current controller 5 and the current transformer 3, and in specific operation, the adapter seats which can be combined with the specific installation position selection of the secondary equipment to facilitate the wire connection operation can be used, so that the high-voltage circuit breaker has extremely high environment adaptability.
Here, the structure and usage of the adaptor in the form of the socket will be described by taking the conductive member of the aviation socket 6, specifically, the jack 9 shown in fig. 6, as the contact of the adaptor, a part of the jack is a transformer jack, such as the jack A, B, C in fig. 6, the transformer jack is used as the transformer contact of the adaptor and is electrically connected with the current transformer 3, and a part of the jack is a controller jack, such as the jacks a ', B ', C ' in fig. 6, the controller jack is used as the controller contact of the adaptor and is electrically connected with the inrush current controller 5, and the transformer jack and the controller jack are in one-to-one correspondence.
Based on the adapter is aviation socket structure, high voltage circuit breaker still includes aviation plug 8, have the connecting conductor on the aviation plug 8, specifically, as shown in fig. 7, the contact pin 10 of aviation plug 8 partly be with controller contact pin of controller jack complex, contact pin a ' b ', c ' in fig. 7, still partly be with mutual-inductor contact pin of mutual-inductor jack complex, contact pin a, b, c in fig. 7, the controller contact pin cooperates with the controller contact as controller cooperation conducting piece, the mutual-inductor contact pin cooperates with the mutual-inductor contact as mutual-inductor cooperation conducting piece, welded connection has connection conducting piece 11 between corresponding mutual-inductor contact pin and the controller contact pin, connection conducting piece 11 can be located on the grafting end surface, also can be located in the insulator.
Regarding the detachable installation of the connection conductor on the adaptor, it is emphasized that the location and the installation structure of the connection conductor are not limited to the specific connection manner of the connection conductor and the contact of the adaptor, and the connection conductive element 11 may be located in an insulator as described above, so that the insulator should be detachable so that the connection conductive element 11 can be exposed to be detached, and the connection conductive element and the corresponding pin may be welded or screw-crimped therebetween. In other embodiments, the connection conductor may be integrally connected to the contact of the adapter by welding, and the welded connection structure may be broken when the connection conductor needs to be disassembled. Of course, the whole connecting conductor can be installed on the adapter by adopting other structures which are more convenient to disassemble and assemble, such as screw crimping and corresponding contact conductive connection.
In this embodiment, the transformer pin, the controller pin and the connection conductive member together form a corresponding connection conductor, and the connection conductive member 11 can be detached as needed as a detachable portion of the connection conductor. After aviation plug 8 and aviation socket 6 plug in place, realize the removable installation of connecting conductor on the adapter, connecting conductor will each corresponding mutual-inductor jack and the electrically conductive intercommunication of controller jack to with the electrically conductive intercommunication of current transformer 3 and surging controller 5, realize the input of surging controller 5, the high voltage circuit breaker has protect function this moment, when needs connect secondary equipment or do not need surging protect function, pull out aviation plug 8 can remove the electrically conductive intercommunication of current transformer 3 and surging controller 5.
The corresponding circuit diagram is shown in fig. 5, three current transformers are Lha, LHb, LHc, a current controller is YL, a mechanism tripping coil is SLJ, an aviation socket is HC, and an aviation plug is HK.
In this embodiment, aviation plug 8 is multi-purpose, specifically, because aviation socket 6's grafting end is located the outside of mechanism case 1, needs to protect it to avoid external rainwater and debris pollution, based on this, the welding position and the structure of connecting electrically conductive piece are convenient for operating personnel reject it, and aviation plug 8 can use as the protector and cooperate with aviation socket 6 at this moment, protects aviation socket 6's grafting end. Furthermore, the aviation plug 8 is further provided with a wiring terminal, the wiring terminal can be connected with secondary equipment, after the secondary equipment enters the field, the connection conductive piece is removed, the aviation plug 8 is connected with the secondary equipment, and the processed aviation plug is matched with the aviation socket 6 in an inserting way to realize conductive connection between the secondary equipment and the current transformer 3, so that one end of the aviation plug 8 is three-purpose.
In this embodiment, as shown in fig. 3 and 4, the aviation plug 8 has an angular structure with the terminal bent downward, so that the chance of storing sundries in the terminal can be effectively reduced. In order to ensure stable plugging of the aviation plug 8 on the aviation socket, the aviation socket 6 and the aviation plug 8 are fixed through threaded fasteners, specifically, threaded holes are formed in the periphery of the aviation socket 6, correspondingly, one end of the aviation plug 8 plugged with the aviation socket 6 is provided with a flange structure matched with the threaded holes formed in the periphery of the aviation socket 6, and the aviation plug 8 can be fixed on the aviation socket 6 through the threaded fasteners.
The structure of the wiring seat 7 is shown in fig. 3, a wiring conductor is arranged on the wiring seat, one part of the wiring seat is a transformer wiring conductor, the transformer wiring conductor is used as a transformer contact of the adapter seat to be in conductive connection with the current transformer 3, the other part of the wiring seat is a controller wiring conductor, the controller wiring conductor is used as a controller contact of the adapter seat to be in conductive connection with the inrush current controller 5, and when the inrush current controller 5 needs to be thrown, a connecting conductor is connected between the corresponding transformer contact and the controller contact; correspondingly, when the inrush current controller 5 is required to be thrown and withdrawn, the corresponding connecting conductor is removed. In order to protect the wire holder 7, the high-voltage circuit breaker further comprises a box cover (not shown in the figure) matched with the wire holder 7, and the corresponding protection level is obtained by matching the box cover with the wire holder.
The embodiment 2 of the high voltage circuit breaker provided by the utility model is mainly different from the embodiment 1 in that: in embodiment 1, the high-voltage circuit breaker has two kinds of adaptor seats at the same time, so that the user can select according to the actual situation, in this embodiment, the high-voltage circuit breaker only has a socket type adaptor seat, and of course, in other embodiments, the high-voltage circuit breaker may also only have a wire holder type adaptor seat.
The embodiment 3 of the high voltage circuit breaker provided by the utility model is mainly different from the embodiment 1 in that: in this embodiment, the aerial plug has no pin but only an elongated connection conductor on the end face of the mating end.
The embodiment 4 of the high voltage circuit breaker provided by the utility model is mainly different from the embodiment 1 in that: in this embodiment, the plug-in end of the aviation socket is located inside the mechanism box, and correspondingly, an operation window for an operator to extend to the mechanism box by hand to perform plug-in operation on the aviation plug is formed in the mechanism box.
The embodiment 5 of the high voltage circuit breaker provided by the utility model is mainly different from the embodiment 1 in that: in embodiment 1, the plug and the socket are standard and aviation plug and aviation socket, so that the plug and socket assembly is used for the access of the secondary equipment, in this embodiment, the plug and the socket are special plug and special socket.
Finally, it should be noted that the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited to the foregoing embodiments, but may be modified without inventive effort or equivalent replacement of some of the technical features thereof by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (10)
1. The utility model provides a high-voltage circuit breaker, includes the mechanism case and fixes solid utmost point post, current transformer and the current controller of surging on the mechanism case, is provided with the actuating mechanism who is used for driving solid utmost point post divide-shut brake action in the mechanism incasement, and the current controller of surging is connected with actuating mechanism control, characterized by, high-voltage circuit breaker still includes the adapter of fixing on the mechanism case, and the partial contact of adapter is the mutual-inductor contact of being connected with current transformer conduction, still has the controller contact of partial contact for being connected with the current controller conduction, and mutual-inductor contact and controller contact one-to-one, high-voltage circuit breaker still includes the connecting conductor in order to realize corresponding mutual-inductor contact and controller contact conduction intercommunication with each corresponding mutual-inductor contact and detachable connection, current transformer is located the side of solid utmost point post.
2. The high voltage circuit breaker according to claim 1, wherein the adapter is a socket, the high voltage circuit breaker further comprising a plug adapted to the socket, the connection conductor being provided on the plug, the mounting and dismounting of the connection conductor on the adapter being achieved by plugging of the plug.
3. The high voltage circuit breaker of claim 2 wherein the plug end of the receptacle is located outside of the mechanism housing and each connection conductor is at least partially removably disposed on the plug so that the plug from which the removable portion of the connection conductor is removed can be used as a shield to plug into the receptacle without electrically connecting the controller contacts to the transformer contacts.
4. The high voltage circuit breaker of claim 3 wherein the connection conductors include transformer mating conductors and controller mating conductors that mate with the transformer contacts and controller contacts, respectively, and further comprising connection conductors that conductively connect the corresponding transformer mating conductors and controller mating conductors, the connection conductors being removably disposed on a plug having terminals for connection with a secondary device.
5. The high voltage circuit breaker of claim 4, wherein the plug is an aerial plug for connection with a secondary device.
6. The high voltage circuit breaker according to claim 4 or 5, characterized in that the plug is an angled plug with a terminal bent downwards.
7. The high voltage circuit breaker according to any of claims 2-5, wherein the plug and socket are secured by threaded fasteners.
8. The high voltage circuit breaker of claim 1, wherein the adapter is a wire holder.
9. The high voltage circuit breaker of claim 8, further comprising a cap sealingly engaged with the wire holder.
10. The high voltage circuit breaker according to any of claims 2-5, wherein the high voltage circuit breaker comprises at least two adapter sockets, and wherein at least one adapter socket is a wire socket, wherein in use, one of the adapter sockets is selected for switching between the current transformer and the inrush current controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111315159.9A CN114023592B (en) | 2021-11-08 | 2021-11-08 | High-voltage circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111315159.9A CN114023592B (en) | 2021-11-08 | 2021-11-08 | High-voltage circuit breaker |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114023592A CN114023592A (en) | 2022-02-08 |
| CN114023592B true CN114023592B (en) | 2023-08-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111315159.9A Active CN114023592B (en) | 2021-11-08 | 2021-11-08 | High-voltage circuit breaker |
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| CN (1) | CN114023592B (en) |
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| 浅谈电涌保护器(SPD)选择及应用;陈庆明;;福建建设科技(04);全文 * |
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