EP1763047A2 - Casette de plaques d'extinction amovible pour un disjoncteur et disjoncteur la comportant. - Google Patents

Casette de plaques d'extinction amovible pour un disjoncteur et disjoncteur la comportant. Download PDF

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Publication number
EP1763047A2
EP1763047A2 EP06118698A EP06118698A EP1763047A2 EP 1763047 A2 EP1763047 A2 EP 1763047A2 EP 06118698 A EP06118698 A EP 06118698A EP 06118698 A EP06118698 A EP 06118698A EP 1763047 A2 EP1763047 A2 EP 1763047A2
Authority
EP
European Patent Office
Prior art keywords
cassette
quenching
chamber cover
quenching chamber
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.)
Withdrawn
Application number
EP06118698A
Other languages
German (de)
English (en)
Other versions
EP1763047A3 (fr
Inventor
Sezai TÜRKMEN
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Siemens AG
Original Assignee
Siemens AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Siemens AG filed Critical Siemens AG
Publication of EP1763047A2 publication Critical patent/EP1763047A2/fr
Publication of EP1763047A3 publication Critical patent/EP1763047A3/fr
Withdrawn legal-status Critical Current

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Classifications

    • 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
    • H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
    • H01H9/34—Stationary parts for restricting or subdividing the arc, e.g. barrier plate
    • H01H9/345—Mounting of arc chutes
    • 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
    • H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
    • H01H9/34—Stationary parts for restricting or subdividing the arc, e.g. barrier plate
    • H01H2009/347—Stationary parts for restricting or subdividing the arc, e.g. barrier plate using lids for closing the arc chamber after assembly
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/02—Housings; Casings; Bases; Mountings
    • H01H71/0207—Mounting or assembling the different parts of the circuit breaker
    • H01H71/0214—Housing or casing lateral walls containing guiding grooves or special mounting facilities

Definitions

  • the invention relates to a replaceable Löschblechkassette for a circuit breaker with a quenching chamber cover and a splitter stack, which form a removable together from the circuit breaker assembly, the quenching cassette has at least one positive locking element for positive attachment of the quenching cassette to the circuit breaker and a circuit breaker with such a quenching cassette ,
  • Air-switching low-voltage switchgear such as low-voltage circuit breakers, require the operation of an arc quenching device to bring occurring switching arcs without affecting the circuit breaker itself and adjacent equipment or other assemblies extinguished. Otherwise, there is a risk that the hot and thus ionized arc gases cause electrical flashovers or cause other damage.
  • the publication DE 100 38 642 A1 describes a chamber lid mounting for arc extinguishing chambers in low-voltage switchgear.
  • the document discloses an arc quenching chamber with quenching plates, on which an arc quenching chamber lid can be mounted or dismounted as a separate part.
  • the arc extinguishing chamber cover is thereby screwless fixed by sliding into one another guide and locking elements on the arc extinguishing chamber.
  • a housing bracket is disposed at the front of the upper part of the arc extinguishing chamber housing, under which a snap tongue fixedly connected to the arc extinguishing chamber cover can be inserted.
  • an insertion part is arranged, which acts as a flat extension of the arc extinguishing chamber cover is trained.
  • This insertion part can be inserted into a housing guide in the housing bracket opposite part of the arc quenching chamber housing.
  • a chamber lid attachment is in the document DE 100 49 726 A1 described.
  • the arc extinguishing chamber cover is formed as a separate component. It is envisaged that this arc quenching chamber lid in its front in the insertion direction side has a perpendicular to the insertion direction and substantially over the entire width of the arc extinguishing chamber cover extending tongue which is inserted into a pocket in the housing of the arc extinguishing chamber.
  • lateral guide tabs are arranged to enter guides when the arc quenching chamber lid is inserted, which are arranged in the housing of the arc quenching chamber.
  • the housing of the arc extinguishing chamber or the arc extinguishing chamber cover has one or more snap or grooves for receiving them in order to lock the arc extinguishing chamber cover.
  • the publication EP 0 912 984 B1 describes an arc extinguishing chamber for low-voltage circuit breaker, wherein the extinguishing chamber housing form-fitting connecting elements in shape of at least one horizontal nose-like projection at the upper edge of at least one of the walls of the extinguishing chamber housing and the extinguishing chamber lid for comprising this nose-like projection has at least one claw-like projection.
  • a bore is introduced both in the quenching chamber cover and in a molded portion of the quenching chamber housing into which a fastening screw can be inserted, with which the entire arrangement in the circuit breaker can be fixed.
  • the publication DE 101 49 019 C1 which forms the closest prior art, discloses an arc quenching device for low-voltage switchgear, wherein an assembly of arc quenching chamber cover and quenching plates can be used together in the switching device.
  • a web-shaped insertion tongue is provided on one side of the arc extinguishing chamber cover, which is inserted into a corresponding recess in the arc extinguishing chamber integrated in the switching device.
  • a passage opening for a fastening screw is provided, by means of which the arc quenching device is secured in the quenching arc quenching chamber.
  • the device should be designed user-friendly and prevent errors in handling preventive.
  • the quenching sheet cassette comprises a quenching chamber cover and a splitter stack, which form a unit which can be removed from the circuit breaker together.
  • the blanks can be placed on or in an integrated in the circuit breaker extinguishing chamber.
  • Extinguishing chamber cover and splitter stack are preferably releasably fixed and / or rigid and / or mutually displaceable connected to each other.
  • the splitter stack is secured via insulating plates on the quenching chamber lid, which receive the quenching plates and the quenching chamber lid at least in sections between them.
  • the quenching sheet cassette has at least one positive locking element for the positive fastening of the quenching sheet cassette to the circuit breaker.
  • the form-fitting element is preferably realized as a coupling part and / or recess on or in the arc splitter cassette.
  • the form-locking element acts with built-in splitter cassette with a positive connection element of the circuit breaker, in particular the quenching chamber of the circuit breaker, with complementary receiving geometry together, so that a positive connection between the form-locking elements is achieved.
  • At least one latching and / or snap connection element is provided on the quenching plate cassette, so that the quenching plate cassette on the circuit breaker, in particular the quenching chamber of the circuit breaker, is screwless fastened.
  • the positive locking element and / or the at least one latching and / or snap connection element are arranged on the quenching chamber cover, in particular integrally formed.
  • the invention is based on the consideration that devices in which the splitter stack and the quenching chamber cover must be mounted as separate components are no longer marketable and problematic for the customer to handle.
  • Arc quenching chambers which are designed as an assembly of quenching chamber cover and splitter stack are fixed in the prior art with mounting screws on the circuit breaker. The screws must be mounted captive, since it is precisely in the arc chamber area maximum security against loose parts is required. The known devices thus require a lot of effort in the design, during assembly and during disassembly of the unit.
  • At least one positive locking element is cantilevered, in particular perpendicularly projecting, formed from the underside of the quenching chamber lid.
  • the functional surfaces of the form-fitting element are preferably formed parallel or substantially parallel to the longitudinal and / or transverse extent of the quenching chamber cover, in particular the functional surfaces of the form-fitting element are arranged parallel offset in height to bearing surfaces of the quenching chamber lid, on which the quenching chamber lid is placed on the circuit breaker during assembly. These contact surfaces are also at the bottom of the quenching chamber cover arranged, being understood as the underside of the splitter stack facing top surface.
  • the one or more positive locking elements are designed for insertion or pushing along a direction of insertion on one or more form-fitting elements of the circuit breaker.
  • the quenching sheet cassette is therefore designed in particular as an assembly which can be pushed onto the circuit breaker.
  • the and / or the form-fitting elements, or the quenching sheet cassette have a shape that is blocked with inserted quenching sheet cassette, a movement perpendicular to the insertion direction. This is preferably achieved by cooperating functional surfaces on the form-locking elements of the quenching cassette and the circuit breaker, which are aligned parallel to the insertion direction.
  • a first form-fitting element is arranged in the insertion direction in the rear end portion of the quenching chamber lid and / or integrally formed.
  • the first positive locking element is arranged perpendicular to the insertion direction centrally on the quenching chamber cover and / or integrally formed.
  • the first positive locking element is designed as an inverted T-shaped insertion element.
  • the vertical bar of the "T” serves as an extension between the quenching chamber lid and the horizontal bar.
  • the vertical web-facing upper sides of the horizontal web of the "T” form the functional surfaces of the form-fitting element, which block a movement of the built-in quenching chamber cassette perpendicular to the insertion direction.
  • each positive-locking element can be used, which has similarly designed functional surfaces, in particular functional surfaces, which are arranged offset in height to the underside of the quenching chamber lid.
  • a web-like insertion tongue is provided as a second positive locking element.
  • This web-like insertion tongue preferably extends as an extension on a side surface of the quenching chamber cover, wherein the extension is in particular integrally formed.
  • the web-like insertion tongue extends over the entire width of the side surface.
  • the form-locking elements are arranged on two opposite sides of the quenching sheet cassette and / or the quenching chamber lid and / or integrally formed.
  • the first and the second form-fitting element are placed on the sides opposite the insertion direction of the quenching chamber lid.
  • the at least one latching and / or snap connection element is or are designed either as latching and / or snap element or as corresponding receptacles of these. But it can be an advantage for the production and the material selection be when the locking and / or snap elements are arranged in or on the quenching chamber cover, in particular integrally formed.
  • the latching and / or snap connection elements are placed on two opposite sides of the quenching chamber lid. Preferably, these opposite sides are arranged parallel to the insertion device.
  • the latching elements are designed as two latching lugs, which are placed opposite one another on the sides of the quenching chamber lid arranged parallel to the direction of insertion. These locking lugs are in particular in a direction perpendicular to the insertion direction or substantially perpendicular direction to each resilient yielding and / or resiliently arranged.
  • the latching lugs are formed in the rear end portion of the quenching chamber cover in the insertion direction and in particular at the level of the first positive-locking element.
  • the latching lugs are arranged so that the latching lugs come into locking position with complete insertion of the first positive locking element.
  • slot-like recesses are arranged to realize the resilient yielding of the locking lugs in the rear end portion of the quenching chamber lid, which are aligned in particular parallel to the insertion direction.
  • quenching chamber cover and splitter stack are preferably captive on the insulating plates and at the same time connected to each other displaced.
  • This training has the advantage that the quenching sheet cassette easily operated during assembly and disassembly while ensuring that the user only has to assemble a single assembly.
  • the displacement direction for the mutual displacement of quenching chamber cover and splitter stack is formed parallel to the insertion direction of the quenching chamber lid in the circuit breaker. It is particularly preferred if the splitter stack with the insulating plates forms a first rigid unit, which is arranged to be displaceable relative to the quenching chamber cover as a second rigid unit.
  • circuit breaker having the features of claim 17.
  • This has a replaceable splitter plate cassette as already described, wherein a quenching chamber shaft and / or a quenching chamber is provided with an adapted connection geometry for receiving the quenching sheet cassette.
  • the circuit breaker is designed as an air switching low voltage circuit breaker.
  • the low-voltage circuit breaker 1 shows a schematic 3D view obliquely from above a section of a low-voltage circuit breaker 1.
  • the low-voltage circuit breaker 1 is designed as a three-pole switch and has three juxtaposed poles 2, of which only two are shown in this illustration.
  • pole 2 arranged a quenching cassette 3 is inserted.
  • the quenching plate cassette 3 comprises a quenching chamber cover 4 and a splitter stack 5, which is covered in the illustration in FIG 1 by the quenching chamber cover 4.
  • the quenching chamber lid 4 is at the top of the low-voltage circuit breaker. 1 arranged and aligned in its surface extension parallel to this.
  • the arc splitter cassette 3 in a designated in the low-voltage circuit breaker 1 quenching chamber 24 (FIG 4) is used and pushed at least the quenching chamber cover 4 in the direction of arrow 6, which illustrates an insertion direction, locking on the low-voltage circuit breaker 1.
  • the quenching chamber cover 4 has on the side facing the viewer in FIG 1 side centered on the underside of the quenching lid 4 molded-in insertion element 7. This insertion element 7 is inserted during the locking insertion of the quenching chamber cover 4 in a complementary to the insertion element 7 formed receptacle 8. Insertion element 7 and receptacle 8 both have an inverted T-shaped functional contour.
  • the edge portions of the quenching chamber cover 4 parallel to the insertion direction 6 are formed as guide portions 9, with an at least partially rectangular inner contour.
  • the guide sections 9 rest on support brackets 10, which are assigned to the low-voltage circuit breaker 1.
  • the extinguishing chamber cover 4 has at its front in the insertion direction 6 edge portion in the insertion direction 6 and upwardly open manipulator recess 11 into which a manipulator, such as a screwdriver, can be introduced to the quenching chamber 4 against the insertion direction 6 of the low-voltage circuit breakers. 1 pry.
  • slots 12 are recessed, whose operation is explained later with reference to FIG 2a, b, c.
  • the quenching chamber cover 4 at its top Outlet openings 13, so that the quenching chamber 24 is in communication with the environment.
  • FIG. 2a shows the quenching chamber cover 4 in FIG. 1 without the splitter stack 5 attached thereto in a schematic three-dimensional view obliquely from below.
  • the T-shaped insertion element 7 can be seen better. It has at the top and the bottom of the T-transverse leg guide surfaces which are formed parallel to the insertion direction 6.
  • the edge-side guide sections 9 have bearing surfaces 14 which are formed parallel to the guide surfaces of the insertion element 7 and extend over the entire length of the quenching chamber cover 4. Further, the guide portions 9 perpendicular to the support surfaces 14 arranged contact surfaces 15, which lead in cooperation with the support brackets 10 of the low-voltage circuit breaker 1, the extinguishing chamber cover during insertion laterally.
  • fastening means 16 are provided which serve for fastening insulating walls 25 (cf., FIGS. 2b, c), on which the arc splitter stack 5 is fixed.
  • inlet openings 17 are provided, which are in communication with the outlet openings 13.
  • a laterally outwardly directed latching lug 18 is arranged on each support surface 15.
  • the locking lugs 18 are positioned symmetrically opposite. The locking lugs 18 are formed so that they can yield to each other in a compression direction 19, which is perpendicular or substantially perpendicular to the insertion direction 6.
  • the slots 12 which are arranged parallel to the insertion direction 6 in the rear edge region of the quenching chamber cover 4.
  • the slots 12 each share an end portion of the guide portions 9, on each of which one of the locking lugs 18 is located and which can be deflected together with the respective locking lug 18.
  • an insertion tongue 20 is provided which extends over a large part of the width of the guide cover 4.
  • the insulating sheets 25 extend perpendicularly from the underside of the quenching chamber cover 4 and each lie with a the quenching chamber cover 4 facing mounting portion on the contact surfaces 15 of the quenching chamber cover 4 on.
  • the insulating plates 25 thus form side walls which are aligned parallel to the longitudinal sides of the quenching chamber cover 4 and serve for receiving and fixing the splitter stack 5.
  • guide slot 26 is introduced, in which engage the fastening means 16 of the quenching chamber cover 4.
  • the fastening means 16 are formed as web-like formations, which are also aligned parallel to the longitudinal extent of the quenching chamber cover 4.
  • the fastening means 16 are arranged displaceably within the guide slots 26, so that the entire quenching chamber cover 4 can be displaced relative to the insulating plates 25 in a displacement direction 27 which is aligned parallel to the longitudinal extension of the quenching chamber cover 4 and / or parallel to the insertion direction of the quenching chamber cover 4 in the circuit breaker is.
  • the guide slot 26 is closed at its ends, so that these ends form end stops for the displacement of the quenching chamber cover 4 relative to the insulating plates 25.
  • a plurality of rectangular receptacles 28 are introduced, are mounted in the mounting lugs 29 of the individual quenching plates of the splitter stack 5, the quenching plates of the splitter stack 5 are arranged perpendicular to the insulating plates 25.
  • the insulating plates 25 are rigidly connected to the splitter stack 5 and the extinguishing chamber cover 4 but slidably connected.
  • the quenching cassette 3 When mounting the quenching cassette 3 in the low-voltage circuit breaker 1, the quenching cassette 3 is inserted into the quenching chamber 24. Then the quenching chamber lid 4 is moved in the insertion direction 6, so that the insertion tongue 20 is inserted into a complementary recess 21 (FIG 4) and the insertion element 7 in the receptacle 8 of the low-voltage circuit breaker 1. After the insertion element 7 is completely inserted into the receptacle 8, the locking lugs 18 engage behind projections 22 (FIG. 6) formed thereon, which are arranged on the support bracket 10.
  • FIG. 3 shows a plan view of one side of the low-voltage circuit breaker 1 in FIG. 1 with the three poles 2, wherein only the right pole 2 is designed as an exemplary embodiment of the invention.
  • the splitter stack 5 follows, which is formed from a plurality of perpendicular to the plane of view quenching plates.
  • the splitter stack 5 is arranged within a quenching chamber 24 formed by a quenching chamber shaft 23.
  • FIG 5 shows a sectional view along the section line B-B in FIG 3.
  • the splitter stack 5 is again clearly shown with the individual quenching plates.
  • FIG. 6 shows a sectional view along the section line CC in FIG. 3.
  • the insertion tongue 20 can be seen, which rests on a contact surface of the recess 21 of the low-voltage circuit breaker 1.
  • the locking lugs 18 are shown, which are arranged in the locked position in the direction of insertion 6 behind the projections 22.
  • the projections 22 are formed as formations of the support bracket 10.

Landscapes

  • Arc-Extinguishing Devices That Are Switches (AREA)
  • Breakers (AREA)
  • Circuit Breakers (AREA)
EP06118698A 2005-09-08 2006-08-10 Casette de plaques d'extinction amovible pour un disjoncteur et disjoncteur la comportant. Withdrawn EP1763047A3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102005043396A DE102005043396A1 (de) 2005-09-08 2005-09-08 Auswechselbare Löschblechkassette für einen Leistungsschalter sowie Leistungsschalter mit auswechselbarer Löschblechkassette

Publications (2)

Publication Number Publication Date
EP1763047A2 true EP1763047A2 (fr) 2007-03-14
EP1763047A3 EP1763047A3 (fr) 2008-07-09

Family

ID=37102002

Family Applications (1)

Application Number Title Priority Date Filing Date
EP06118698A Withdrawn EP1763047A3 (fr) 2005-09-08 2006-08-10 Casette de plaques d'extinction amovible pour un disjoncteur et disjoncteur la comportant.

Country Status (3)

Country Link
US (1) US20070056931A1 (fr)
EP (1) EP1763047A3 (fr)
DE (1) DE102005043396A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2573783A1 (fr) * 2011-09-21 2013-03-27 Siemens Aktiengesellschaft Dispositif de chambre d'extinction pour commutateurs électromagnétiques
EP2573787A1 (fr) * 2011-09-21 2013-03-27 Siemens Aktiengesellschaft Commutateur de puissance doté d'une stabilisation de boîtier optimisée, notamment à puissance de commutation élevée
WO2015009434A3 (fr) * 2013-07-15 2015-05-07 Eaton Corporation Module de permutation interchangeable et appareil de permutation électrique comprenant ce module

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102011086308B4 (de) * 2011-11-14 2022-03-17 Siemens Aktiengesellschaft Mehrpoliger elektrischer Schalter
JP6200145B2 (ja) 2011-11-30 2017-09-20 ゼネラル・エレクトリック・カンパニイ セラミック、そのセラミックを使用する傾斜抵抗率モノリス、および製造方法
CN102842465A (zh) * 2012-09-03 2012-12-26 无锡新宏泰电器科技股份有限公司 断路器用抽架的顶盖
EP3053177A1 (fr) * 2013-10-29 2016-08-10 Eaton Industries (Austria) GmbH Insert de chambre d'extinction d'arc
CN103742493B (zh) * 2013-12-31 2015-09-30 宁海县雁苍山电力设备厂 用于安装空气开关的紧固件
US10056210B2 (en) 2016-01-14 2018-08-21 Rockwell Automation Switzerland Gmbh Arc chamber assembly and method
KR102349754B1 (ko) * 2019-12-06 2022-01-11 엘에스일렉트릭(주) 아크 박스 및 이를 포함하는 전자 접촉기
CN115173294B (zh) * 2022-08-30 2022-11-15 四川省科学城久信科技有限公司 一种电容器拆卸装置、拆卸方法及更换方法

Citations (5)

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Publication number Priority date Publication date Assignee Title
DE29617358U1 (de) 1996-09-24 1998-01-29 Siemens AG, 80333 München Lichtbogenlöschkammer für Niederspannungs-Leistungsschalter
DE10038642A1 (de) 2000-07-28 2002-02-07 Siemens Ag Kammerdeckelbefestigung für Lichtbogenlöschkammern für Niederspannungs-Schaltgeräte
DE10049726A1 (de) 2000-09-29 2002-04-11 Siemens Ag Kammerdeckelbefestigung für Lichtbogenlöschkammern für Niederspannungsschaltgeräte
EP0912984B1 (fr) 1996-07-15 2002-12-18 Siemens Aktiengesellschaft Chambre d'extincteur d'arc pour sectionneurs de puissance basse tension
DE10149019C1 (de) 2001-09-28 2003-06-18 Siemens Ag Lichtbogenlöscheinrichtung für Niederspannungs-Schaltgeräte

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US3621169A (en) * 1970-04-20 1971-11-16 Gen Electric Electric circuit interrupter with novel arc gas discharge muffle assembly
US3706868A (en) * 1971-10-18 1972-12-19 Square D Co Arc chute
US4876424A (en) * 1988-09-19 1989-10-24 Siemens Energy & Automation, Inc. Barrier with a venting scheme for a circuit breaker
DE4410108C2 (de) * 1994-03-21 1996-08-22 Siemens Ag Lichtbogenlöschkammer mit drei Barrieren für den Durchtritt von Lichtbogengasen
DE10036370B4 (de) * 2000-07-18 2009-07-09 Siemens Ag Lichtbogenlöscheinrichtung mit einem Aufsatz für Niederspannungs-Schaltgeräte

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0912984B1 (fr) 1996-07-15 2002-12-18 Siemens Aktiengesellschaft Chambre d'extincteur d'arc pour sectionneurs de puissance basse tension
DE29617358U1 (de) 1996-09-24 1998-01-29 Siemens AG, 80333 München Lichtbogenlöschkammer für Niederspannungs-Leistungsschalter
DE10038642A1 (de) 2000-07-28 2002-02-07 Siemens Ag Kammerdeckelbefestigung für Lichtbogenlöschkammern für Niederspannungs-Schaltgeräte
DE10049726A1 (de) 2000-09-29 2002-04-11 Siemens Ag Kammerdeckelbefestigung für Lichtbogenlöschkammern für Niederspannungsschaltgeräte
DE10149019C1 (de) 2001-09-28 2003-06-18 Siemens Ag Lichtbogenlöscheinrichtung für Niederspannungs-Schaltgeräte

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2573783A1 (fr) * 2011-09-21 2013-03-27 Siemens Aktiengesellschaft Dispositif de chambre d'extinction pour commutateurs électromagnétiques
EP2573787A1 (fr) * 2011-09-21 2013-03-27 Siemens Aktiengesellschaft Commutateur de puissance doté d'une stabilisation de boîtier optimisée, notamment à puissance de commutation élevée
WO2015009434A3 (fr) * 2013-07-15 2015-05-07 Eaton Corporation Module de permutation interchangeable et appareil de permutation électrique comprenant ce module

Also Published As

Publication number Publication date
US20070056931A1 (en) 2007-03-15
DE102005043396A1 (de) 2007-03-15
EP1763047A3 (fr) 2008-07-09

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