EP2742521A1 - Circuit breaker unit - Google Patents
Circuit breaker unitInfo
- Publication number
- EP2742521A1 EP2742521A1 EP12769947.8A EP12769947A EP2742521A1 EP 2742521 A1 EP2742521 A1 EP 2742521A1 EP 12769947 A EP12769947 A EP 12769947A EP 2742521 A1 EP2742521 A1 EP 2742521A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- switching
- gas channel
- section
- switching gas
- pipe section
- 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
- 230000004888 barrier function Effects 0.000 claims abstract description 40
- 210000004072 lung Anatomy 0.000 claims 1
- 239000007789 gas Substances 0.000 description 90
- 238000001816 cooling Methods 0.000 description 8
- 229910018503 SF6 Inorganic materials 0.000 description 3
- 239000004020 conductor Substances 0.000 description 3
- SFZCNBIFKDRMGX-UHFFFAOYSA-N sulfur hexafluoride Chemical compound FS(F)(F)(F)(F)F SFZCNBIFKDRMGX-UHFFFAOYSA-N 0.000 description 3
- 229960000909 sulfur hexafluoride Drugs 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000005538 encapsulation Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 239000012212 insulator Substances 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 239000002775 capsule Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 125000000403 lignoceroyl group Chemical group O=C([*])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Classifications
-
- 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
- H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
- H01H33/7015—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid characterised by flow directing elements associated with contacts
-
- 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
- H01H33/04—Means for extinguishing or preventing arc between current-carrying parts
-
- 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
- H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
- H01H33/88—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts
- H01H33/90—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts this movement being effected by or in conjunction with the contact-operating mechanism
- H01H33/91—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts this movement being effected by or in conjunction with the contact-operating mechanism the arc-extinguishing fluid being air or gas
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/52—Cooling of switch parts
- H01H2009/526—Cooling of switch parts of the high voltage switches
-
- 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
- H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
- H01H33/88—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts
- H01H2033/888—Deflection of hot gasses and arcing products
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H3/00—Mechanisms for operating contacts
- H01H3/60—Mechanical arrangements for preventing or damping vibration or shock
-
- 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
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
-
- 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
- H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
-
- 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
- H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
- H01H33/88—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid the flow of arc-extinguishing fluid being produced or increased by movement of pistons or other pressure-producing parts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/52—Cooling of switch parts
Definitions
- the invention relates to an arrangement comprising a circuit breaker interrupter unit with a switching path arranged between a first and a second arcing contact piece and a switching gas channel connecting the switching path to an environment of the circuit breaker interrupter unit, in the course of which a barrier increasing a flow resistance of the switching gas channel is arranged.
- Such an arrangement is known 1,105,898 Bl, for example, of the European Patent EP ⁇ rule.
- a circuit breaker breaker unit having a first and a second arcing contact piece. Between the two arcing contact pieces a switching path is arranged. The switching path is connected via a switching ⁇ gas channel with an environment of the circuit breaker interruption unit.
- the arrangement of a cooling device is provided in the known construction, which has passage openings for switching gases.
- the cooling device is intended to influence the temperature of a switching gas flowing through it.
- This cooling device acts as a barrier, which increases the Strö ⁇ tion resistance in the switching gas channel.
- the known cooling ⁇ device is tubular and has passage ⁇ openings for the switching gas in the radial directions. Such a construction makes it possible to pass large quantities of switching gas through the cooling devices within short time intervals. In order to ensure a sufficient cooling capacity, even for large volumes of switching gas, the cooling device is correspondingly large volume, in particular in the axial direction to execute.
- the object is achieved in an arrangement of the type mentioned above in that a first and a second barrier within the switching gas channel are arranged sequentially spaced from each other, wherein zwi ⁇ rule one of a second pipe section embraced first pipe section and the second pipe section at least one of the barriers is arranged.
- the switching gas flow can be formed as laminar as possible, so that on the one hand a low-vortex introduction of the switching ⁇ gas in the switching gas channel takes place, but on the other hand targeted at the barriers damming and swirling
- the barrier can on the one hand serve a traffic jams of switching gas during the course of the switching gas channel, on the other hand, the barrier may be a mechanically load-bearing of the part of the circuit breaker interrupter unit to compact the switching gas channel train.
- the barrier can thus serve to space the two tube sections from each other, so that a defined configuration of the switching gas channel takes place ⁇ .
- the barrier can be connected in a rigid angle with at least one, in particular two, tube sections, so that the tube sections are fixed relative to one another. The barrier can act as a support for the circuit breaker unit.
- a deflecting (possibly multiple) of the switching gas by 180 °, so that a change of the direction sense of the flow ⁇ the switching gas of the switching gas channel is created along.
- the pipe sections are arranged concentrically with each other, wherein an inflow of switching gas takes place centrally in an inner pipe section in the axial direction and after deflecting in radial directions and then limited by a encompassing pipe section, the switching gas in turn axial direction flows.
- a so-called meandering of the switching gas channel is forced by a nesting of different pipe sections.
- the meandering can take place in such a way that, in addition, the cross section of the switching gas channel is continuously increased in the course of Druckgaska ⁇ nals with increasing distance from the switching path continuously or abruptly.
- this can be done in a simple manner by increasing the cross sections of / the encompassing pipe sections (s).
- the two pipe sections can embrace each other, for example, over their entire length.
- a radial deflection can shell side, preferably end, in the embraced Pipe section openings to be arranged.
- the pipe sections overlap each other only partially.
- a first tube section protrudes freely into a second and is encompassed by the second tube section, the free end of the first tube section protruding into the second tube section being arranged at a distance from a baffle wall.
- the switching gas can flow from the free end of the first, projecting into the second pipe section pipe section against the baffle, where it is deflected in the radial direction and formed in one nen by overlapping the two pipe sections
- Section of the switching channel with annular cross section (un ⁇ ter change of direction sense of the switching gas flow) umge ⁇ deflects. It can be advantageously provided that the
- Switching gas channel between the two pipe sections has an annular cross-section, wherein the switching gas channel is flowed through within the first pipe section and within the ring ⁇ shaped cross section on the way from the switching path to a Heidelberggasausströmötechnisch with opposite sense of direction from the switching gas.
- the switching gas channel has a rotationally symmetrical as possible cross section.
- pipe sections can be used which have circular contours, so that the annular cross-section is preferably formed annular.
- Such a rotationally symmetrical structural ⁇ structure is dielectrically favorable shaped and configured strömungsgüns ⁇ tig. If one now uses a succession of azimuthally encompassing pipe sections to form a section of the switching gas channel, it is possible to deflect the switching gas by 180 ° and to flow along it with an opposite direction along a longitudinal axis, ie several times along an axially limited area , Successive pipe sections with different ring-shaped cross sections can embrace each other, with a one-time, in particular a multiple, deflecting the
- Switching gas should be done by 180 °.
- a further advantageous embodiment may provide that at least one of the barriers has a perforated plate.
- a perforated plate is a body which has a plurality of passage openings which give the perforated plate a grid-like structure. Thereby, the possibility is provided to allow a switching gas passing through the passage openings and cause at the same time on the remaining webs between the openings of the perforated plate a mechanical Stabili ⁇ tion between the pipe sections.
- the barrier can also fill a supporting role within the circuit breaker interrupter unit in order to produce a mechanically stable angle. to ensure rigid interconnection of the pipe sections with each other.
- gratings or similar devices can be used instead of a perforated plate.
- annular disc made of perforated plate can be manufactured in a simple manner and accurately inserted into a portion of the switching ⁇ gas channel with annular cross-section between the first and second pipe section.
- annular disc of a perforated plate can be manufactured in a simple manner and accurately inserted into a portion of the switching ⁇ gas channel with annular cross-section between the first and second pipe section.
- a flat annular disc should preferably be oriented transversely, in particular perpendicular to the flow direction (longitudinal axis) of the switching gas within the switching gas channel.
- a further advantageous embodiment can provide that the first and the second pipe section are encompassed by a third pipe section, so that two sections with annular cross-sections in the course of the switching gas channel ge ⁇ forms, in which in each case at least one barrier is arranged ⁇ .
- the use of a third tube section makes it possible to run the switching gas channel between three tube sections, which are aligned substantially coaxially with one another and surround one another, so that at least two liges diverting switching gas by 180 ° in the course of the switching ⁇ gas passage is made possible.
- the arrangement of a barrier may be provided in each of Ab ⁇ sections of the switching gas channel having an annular cross-section ⁇ .
- several barriers in egg ⁇ nem portion may be arranged with approximately the same annular cross-section.
- a cup-shaped arrangement of the individual pipe sections is given to each other, wherein between the individual shells a distance to form the switching gas channel remains, so that engage around in radial sequence sections of the same switching gas channel each other.
- the number of pipe sections can vary, so that an almost arbitrary extension of the switching gas channel is made possible with a radial enlargement of the expansion, wherein the axial extent remains almost constant.
- a further advantageous embodiment can provide that the circuit breaker breaker unit is surrounded by a Kapse ⁇ ment housing.
- the circuit breaker breaker unit is part of the Anord ⁇ tion, wherein the arrangement may further comprise an encapsulating.
- the encapsulating housing may completely surround the circuit breaker interrupter unit, so that the circuit breaker interrupter unit is completely enclosed by the Kapselungsge ⁇ housing.
- the encapsulating may be designed such that a hermetic Abgren ⁇ wetting the vicinity of the interrupter unit is hoschalterunter- enabling from the surrounding environment, the encapsulating housing.
- the encapsulating housing can be formed as a Druckbe ⁇ container.
- the circuit breaker breaker unit may be supported, for example, electrically insulated on the encapsulating housing.
- corresponding bushings can be provided on the encapsulating housing in order to be electrically lead active parts through the wall of the encapsulating in the environment of the encapsulating.
- Bushings can be, for example, so-called outdoor bushings .
- the loading-sensitive in the interior of the encapsulating housing isolator may preferably be pressurized ⁇ of sulfur hexafluoride or nitrogen, or mixtures of these substances to be such that an electrically isolating the circuit breaker interrupter unit is given.
- the fluid serves to trigger an arc. Accordingly, an arc may occur during a switching operation, which generates so-called switching gas.
- This switching gas can be generated, for example, by heating insulating gas or by evaporating materials, such as plastics.
- FIG. 5 shows a section through an arrangement with a circuit breaker interrupter unit and a capsule housing.
- the arrangement has an encapsulating housing 1.
- the encapsulating housing 1 is designed as a pressure vessel, which leads earth potential at least in sections.
- the encapsulating housing 1 has a substantially tubular structure, which is closed at the end sides by a dome-like hood.
- the Kapselungsge ⁇ housing 1 has a plurality of flanges, of which one examplary ⁇ shear flange is shown in FIG. 2
- the exemplary flange 2 it is possible to fluid-tightly and electrically isolate a phase conductor for electrically contacting a circuit breaker unit, for example by using a feedthrough (not shown) to introduce into the interior of the encapsulating housing 1.
- the cape ⁇ selungsgepuruse 1 defines a hermetically sealed space, which with an electrically insulating gas, in this case sulfur hexafluoride is filled.
- the sulfur hexafluoride gas is arranged with an overpressure in the interior of the encapsulation housing 1. Due to the hermetically sealed Ausges ⁇ lay out your encapsulating housing 1 a sporadic Ver ⁇ volatile of the insulating under normal conditions is hardly possible. Electrically conductive sections of the encapsulating housing carry ground potential.
- the encapsulating housing 1 limits the environment of the circuit breaker breaker unit.
- the circuit breaker interrupter unit extends along a longitudinal axis 3.
- the circuit breaker interrupter unit has a first arcing contact piece 4 and a second arcing contact piece 5.
- the two arcing contact pieces 4, 5 are formed opposite and are movable along the longitudinal axis 3 relative to each other. Between the two arcing contact pieces 4, 5, a switching path 6 is formed.
- the second arcing contact piece 5 is surrounded by an insulating material nozzle 7, which projects in the direction of the first arcing contact piece 4.
- the first arc ⁇ contact piece 4 projects in the off state, as shown in the figure, partially into the insulating material 7 inside.
- the two arcing contact pieces 4, 5 are respectively associated with a first rated current contact piece 8, and a second rated current contact piece 9, wherein the first arc contact ⁇ piece 4 and the first rated current contact piece 8, and the second arcing contact 5 and the second rated current contact ⁇ piece 9 permanently electrically conductive contact with each other are so that the mutually associated arcing contact pieces or rated current contact pieces 4, 8; 5, 9 always lead the same electrical potential.
- the two oppositely formed ⁇ rated current contact pieces 8, 9 are along the longitudinal axis 3 relative to each other movable.
- the two arcing con Clock pieces 4, 5 are synchronized in their relative movement with respect to a relative movement of the two Nennstromkon- contact pieces 8, 9 that contact the Lichtbogenkon ⁇ clock pieces 4.5 at a power up in front of the Nennstrom briefly Wegner Sear 8, 9 and at a turn-off time after the Nennstrom brieflyitz 8, 9 open.
- a protection of the rated current contact pieces 8, 9 given by erosion by ei ⁇ nen arc since this is preferably performed on the two arcing contact pieces 4, 5.
- the first arcing contact piece 4 is additionally movable by means of a transmission 10, so that both the first and the second arcing contact piece 4, 5 are arranged so as to be displaceable along the longitudinal axis 3 in opposite directions.
- the second rated current contact piece 9 along the axis 3 is movable in the two rated current contact pieces 8, 9, whereas the first rated current contact piece 8 is arranged stationary relative to the longitudinal axis 3.
- the first arcing contact piece 4 is encompassed by a pipe socket 11. Furthermore, the pipe socket 11 defines a portion of a switching gas ⁇ channel, wherein during a switching operation in the Wegstre ⁇ bridge 6 generated switching gas can be removed via the pipe socket 11 from the switching path 6.
- the pipe socket 11 is presently arranged coaxially to the longitudinal axis 3, wherein the pipe socket 11 merges into a first pipe section 12.
- the first pipe section 12 essentially takes up the cross section of the section of the pipe section 11 formed by the pipe socket 11
- the second Rohrab ⁇ section 14 surrounds the first tube section 12 plantedei- kind, so that the first pipe section is encompassed 12 of the second tube section 14 and the switching gas channel between the first and second pipe section 12, 13 comprises a portion of annular section 15 °.
- the second Rohrab ⁇ section 14 protrudes freely at its the switching path 6 end facing into the room, the second pipe section 14 is in turn surrounded by a third pipe section 16, so that between the second pipe section 14 and the third pipe section 16 of the switching gas channel turn a ringförmi ⁇ gen cross-section 17 has.
- the two annular cross-sections 15, 17, which are bounded by the first pipe section 12 and the second pipe section 14 and the second pipe section 14 and the third pipe section 16, are coaxial with each other and are coaxially aligned with the longitudinal axis 3, wherein the portion of the switching gas channel with annular cross section 17 between the second and the third pipe section 14, 16, the portion of Wegka ⁇ nals with annular cross-section 15, which is arranged between the first pipe section 12 and the second pipe section 14, surrounds.
- the third pipe section 16 in turn is formed as a support body for the first arcing contact piece 4 and the first rated current contact piece 8 and serves as a phase conductor for supplying an electric current to the first rated current contact piece 8 and the first arcing contact piece 4th
- the free end of the second pipe section 14, which projects in the direction of the switching path 6, is spaced from a Flow deflecting spans so that the switching gas channel from the section with annular cross section 15 between the first pipe section 12 and second pipe section 14 in the section of the switching gas channel with annular cross section 17 between the second pipe section 14 and third pipe section 16 can pass.
- the Strömungsumschisson is formed by a radially retracted in the direction of the longitudinal axis 3 circumferential shoulder of the third pipe section 16 to which the pipe socket 11 and the first rated current contact piece 8 are supported flush fitting and via which a current ⁇ path to the first rated current contact piece 8 and the first
- a socket 18 is arranged on the outer side of the third tube section 16.
- a contacting for example, one introduced by means of a free air passage on the exemplary flange 2 phase conductor, with the first rated current contact piece 8 and the first arcing contact piece 4 allows.
- the axial outlet openings 19 run as symmetrically distributed around the longitudinal axis 3 around, so that the switching ⁇ gas channel is connected via the outlet openings 19 with the environment of the circuit breaker breaker unit.
- the surrounding ⁇ tion of the circuit breaker breaker unit is completed by the encapsulating 1. Via the outlet openings 19, switching gas can escape in the direction of the longitudinal axis 3 in the order ⁇ environment of the circuit breaker breaker unit.
- the encapsulating housing 1 coaxially with the Lssensach ⁇ se 3 aligned hollow frustoconical supporting insulator 20 is inserted.
- the axial outlet openings 19 are arranged on the outside of the support insulator 20 on the outside.
- the switching gas channel connecting the switching path 6 up to the outlet openings 19 to the vicinity of the breaker interrupter unit has in its course several re sections, each of which cut an annular cross ⁇ 15, 17 have.
- a plurality of barriers 21a, 21b, 21c, 21d, 21e are arranged in the course of the switching gas channel.
- the barriers are arranged spaced apart from one another in the course of the switching gas channel, wherein each of the barriers 21a, 21b, 21c, 21d, 21e structurally as an annular perforated plate is ⁇ forms, which azimuthally engages around a pipe section ⁇ and each azimuthal itself embraced by another pipe section is.
- the switching gas channel various ⁇ ne sections, which are divided by the barriers 21a, 21b, 21c, 21d, 21e. According to arise return dust ⁇ rich in the barriers 21a, 21b, 21c, 21d, 21e, whereby an effluent by the switching gas channel switching gas from the
- each of the barriers 21a, 21b, 21c, 21d, 21e is arranged offset to the other barriers 21a, 21b, 21c, 21d, 21e.
- shocks or vibrations can be damped, so that shocks between the barriers 21a, 21b, 21c, 21d, 21e can not be transmitted directly.
Landscapes
- Gas-Insulated Switchgears (AREA)
- Arc-Extinguishing Devices That Are Switches (AREA)
Abstract
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PL12769947T PL2742521T3 (en) | 2011-09-28 | 2012-09-05 | Circuit breaker unit |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102011083594A DE102011083594A1 (en) | 2011-09-28 | 2011-09-28 | Circuit-breaker interrupter unit |
PCT/EP2012/067263 WO2013045235A1 (en) | 2011-09-28 | 2012-09-05 | Circuit breaker unit |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2742521A1 true EP2742521A1 (en) | 2014-06-18 |
EP2742521B1 EP2742521B1 (en) | 2017-11-15 |
Family
ID=47008481
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP12769947.8A Active EP2742521B1 (en) | 2011-09-28 | 2012-09-05 | Circuit breaker unit |
Country Status (7)
Country | Link |
---|---|
US (1) | US9076611B2 (en) |
EP (1) | EP2742521B1 (en) |
CN (1) | CN103828011B (en) |
DE (1) | DE102011083594A1 (en) |
PL (1) | PL2742521T3 (en) |
RU (1) | RU2608173C2 (en) |
WO (1) | WO2013045235A1 (en) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102012202406A1 (en) * | 2012-02-16 | 2013-08-22 | Siemens Ag | Switchgear arrangement |
FR3032059B1 (en) * | 2015-01-28 | 2017-03-03 | Alstom Technology Ltd | CIRCUIT BREAKER EQUIPPED WITH AN EXTENDABLE EXHAUST HOOD |
WO2017162533A1 (en) | 2016-03-24 | 2017-09-28 | Abb Schweiz Ag | Electrical circuit breaker device with particle trap |
JP6667370B2 (en) * | 2016-05-31 | 2020-03-18 | 株式会社日立製作所 | Gas circuit breaker |
CN107464708B (en) * | 2017-09-27 | 2021-06-18 | 湖南长高电气有限公司 | High-voltage circuit breaker with gas cooling channel |
EP3503152B1 (en) | 2017-12-22 | 2020-10-14 | ABB Power Grids Switzerland AG | Gas-insulated high or medium voltage circuit breaker |
EP3503153B1 (en) | 2017-12-22 | 2021-09-01 | ABB Power Grids Switzerland AG | Gas-insulated high or medium voltage circuit breaker |
RU186667U1 (en) * | 2018-08-27 | 2019-01-29 | Закрытое акционерное общество "Завод электротехнического оборудования" (ЗАО "ЗЭТО") | GAS ISOLATION SWITCH |
DE102018219832A1 (en) * | 2018-11-20 | 2020-05-20 | Siemens Aktiengesellschaft | Circuit breaker interrupter unit |
US11798761B2 (en) * | 2020-11-20 | 2023-10-24 | Technologies Mindcore Inc. | System for controlling and cooling gas of circuit breaker and method thereof |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1595936A (en) * | 1921-02-08 | 1926-08-10 | Gen Electric | Electric switch |
SU447769A1 (en) * | 1973-01-02 | 1974-10-25 | Предприятие П/Я В-8360 | High Voltage Multi amperage Switch |
SU805436A1 (en) * | 1979-03-30 | 1981-02-15 | Предприятие П/Я Р-6517 | Gas switch |
CH643087A5 (en) * | 1979-11-30 | 1984-05-15 | Sprecher & Schuh Ag | Gas-blast circuit breaker |
DE3275041D1 (en) | 1981-09-30 | 1987-02-12 | Sprecher Energie Ag | Compressed-gas circuit breaker |
CA1325234C (en) * | 1988-03-28 | 1993-12-14 | Minori Sato | Circuit breaker |
RU2054728C1 (en) * | 1994-03-18 | 1996-02-20 | Индивидуальное частное предприятие "Бирюса" | Arc chute |
FR2766609B1 (en) * | 1997-07-24 | 1999-09-24 | Gec Alsthom T & D Sa | GAS SWITCH WITH COMPRESSIBLE THERMAL EXPANSION VOLUME |
FR2767221B1 (en) * | 1997-08-11 | 1999-09-10 | Gec Alsthom T & D Sa | SELF-BLOWING AND REDUCED COMPRESSION CIRCUIT BREAKER |
DE19832709C5 (en) | 1998-07-14 | 2006-05-11 | Siemens Ag | High voltage circuit breaker with one interrupter unit |
DE502004004571D1 (en) | 2004-06-07 | 2007-09-20 | Abb Technology Ag | breakers |
DE102005032709A1 (en) * | 2005-07-07 | 2007-01-11 | Siemens Ag | Electrical switching device and method for operating an electrical switching device |
DE502005009041D1 (en) * | 2005-09-26 | 2010-04-01 | Abb Technology Ag | High voltage switch with improved switching capacity |
FR2892851B1 (en) * | 2005-11-03 | 2013-12-06 | Areva T & D Sa | CURRENT CURRENT CHAMBER WITH DOUBLE COMPRESSION CHAMBER |
EP2325859B1 (en) * | 2009-11-24 | 2013-04-17 | ABB Technology AG | Gas-isolated high voltage switch |
DE102009057703A1 (en) | 2009-12-04 | 2011-06-09 | Siemens Aktiengesellschaft | Circuit breaker arrangement |
EP2343721A1 (en) * | 2010-01-06 | 2011-07-13 | ABB Research Ltd. | Gas-isolated high voltage switch |
DE102010020979A1 (en) * | 2010-05-12 | 2011-11-17 | Siemens Aktiengesellschaft | Compressed gas circuit breakers |
-
2011
- 2011-09-28 DE DE102011083594A patent/DE102011083594A1/en not_active Withdrawn
-
2012
- 2012-09-05 PL PL12769947T patent/PL2742521T3/en unknown
- 2012-09-05 EP EP12769947.8A patent/EP2742521B1/en active Active
- 2012-09-05 US US14/348,151 patent/US9076611B2/en active Active
- 2012-09-05 WO PCT/EP2012/067263 patent/WO2013045235A1/en active Application Filing
- 2012-09-05 CN CN201280047156.4A patent/CN103828011B/en active Active
- 2012-09-05 RU RU2014116619A patent/RU2608173C2/en not_active IP Right Cessation
Non-Patent Citations (1)
Title |
---|
See references of WO2013045235A1 * |
Also Published As
Publication number | Publication date |
---|---|
RU2608173C2 (en) | 2017-01-17 |
DE102011083594A1 (en) | 2013-03-28 |
US20140209568A1 (en) | 2014-07-31 |
RU2014116619A (en) | 2015-11-10 |
US9076611B2 (en) | 2015-07-07 |
PL2742521T3 (en) | 2018-05-30 |
CN103828011B (en) | 2017-02-22 |
EP2742521B1 (en) | 2017-11-15 |
WO2013045235A1 (en) | 2013-04-04 |
CN103828011A (en) | 2014-05-28 |
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