EP1507274A1 - Sectionneur de terre - Google Patents
Sectionneur de terre Download PDFInfo
- Publication number
- EP1507274A1 EP1507274A1 EP04103896A EP04103896A EP1507274A1 EP 1507274 A1 EP1507274 A1 EP 1507274A1 EP 04103896 A EP04103896 A EP 04103896A EP 04103896 A EP04103896 A EP 04103896A EP 1507274 A1 EP1507274 A1 EP 1507274A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- contact
- switching
- earth
- contacts
- disconnector
- 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
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
- H01H1/36—Contacts characterised by the manner in which co-operating contacts engage by sliding
- H01H1/365—Bridging contacts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
- H01H31/003—Earthing switches
Definitions
- the present invention relates to a high or medium voltage earthing switch gas insulation comprising in an envelope, closed tightly to be filled with an insulating gas dielectrically, at least one conductive bar to which corresponds to a contact of earth, a contact of phase fixed to said bar and intended to be connected electrically in contact with the earth for setting earth of said bar.
- the invention applies especially at a so-called earthing switch high-speed earthing switch, this type of disconnector with a very short switching time low thanks to a spring drive which allows to avoid the formation of electric arcs.
- WO 96/17420 already known from three-phase earthing switch as defined above.
- the three bars conductors are bent radially in the envelope in such a way that their ends respective ones are arranged on the periphery of the path of a rotating conductive part connected to the Earth.
- the disadvantage of this construction is that it is complicated and expensive to perform. In addition to this construction is cumbersome because of the fact that busbars must be bent. Otherwise, with this construction it is not possible to individually measure the electrical resistance of each busbar.
- the object of the invention is to remedy disadvantages mentioned above by proposing a more compact and simple earthing switch mechanically and which also allows the measurement of the electrical resistance on each conductor bar when the earthing switch is closed.
- the subject of the invention is a high or medium voltage earthing switch gas insulation comprising in an envelope, closed tightly to be filled with an insulating gas dielectrically, at least one conductive bar to which corresponds to a contact of earth, a contact of phase fixed to said bar and intended to be connected electrically in contact with the earth for setting earth of said bar, characterized in that the contact of earth is mounted fixed in the envelope facing the phase contact by leaving a space with the latter free, in that a switching element is mounted in the envelope between the phase contact and the earth contact, this switching element comprising on the one hand, a switching contact that short-circuit the space left free between the contact of phase and ground contact to electrically connect earth contact and phase contact when the disconnector is closed and, on the other hand, less partly electrically insulating on which is fixed the switching contact so that the switching contact is electrically isolated from phase contact and earth contact in a open position of the disconnector.
- FIG. 1 there is shown non-limiting example an earthing switch three phase according to the invention with an element of rotary switching.
- the earthing switch includes, in a sealed envelope 5 to be filled with a dielectric gas such as SF6, three parallel conductor bars 1 arranged according to a equilateral triangle configuration, only two conductor bars 1 being shown in FIG.
- a ground contact 2 is disposed here in the axial extension of each conductor bar 1 facing a phase contact electrically connected to the bar corresponding driver.
- the earth contact and the phase contact are separated from one another space left free E, this space E being sufficient to ensure dielectric isolation.
- the earth contact and phase contact be slightly offset from the axis of the corresponding bar if for example the phase contact is mounted on a small paw attached to the bar and extending transversely to this one. In this case, the contact of earth and phase contact are still aligned with the axis of the corresponding conductive bar.
- each contact of earth is mounted through a lid 3 typically metallic attached to the envelope, and is isolated from the lid via a tube T insulation more visible in Figure 1A.
- the dimensions (in particular the wall thickness of the tube) are provided to hold the insulation between the earth contact and cover during an impulse voltage typically of the order of a few kilovolts affecting this earth contact.
- each earth contact 2 forms a socket earth 4 intended to be connected to the earth and which also used for the measurement of electrical resistance of the busbar associated with it when the disconnector is closed.
- the lid 3 which is usually made of the same material as the envelope, typically aluminum, tightly closed the envelope 5 of the disconnector, here an envelope tubular metal. As we can see in FIG. 1, the cover 3 is arranged at a end of the tubular casing 5, which facilitates maintenance operations of the earthing switch according to the invention.
- this lid is generally metallic and the potential of the earth as well as the envelope 5 of the disconnector, it can be used to evacuate currents from the three phases to the earth when closing the switch.
- this configuration it is no longer possible with this configuration to measure the electrical resistance of a conducting bar, in the closed position of the disconnector, by connecting a test device on the earth contact corresponding to this bar.
- the earthing switch described on the Figure 1 also includes in the envelope an element of switching 6 mobile in rotation in a plane crosswise to bars 1 and which is composed of a 7 rotating support around an R axis and three switching electrical contacts 8.
- Contacts 8 are preferably made of materials arc-resistant, such as copper covered with tungsten.
- the support 7 is a support less partly electrically insulating star with three branches, the contacts 8 being fixed at the ends of the branches of the support 7 so they are electrically insulated from earth contacts and live when the earthing switch occupies a opening position.
- the shaft of rotation of axis R which through the lid 3 may be metallic.
- the earthing switch is closed and the contacts 8 are inserted into the space left free E between a ground contact 2 and a phase contact attached to the corresponding end of a Bar 1.
- This end of the bar conductive is here advantageously covered with a metal suitable for forming the phase contact 1A.
- the contacts 8 are arranged so as to be elastically deformable (here according to the direction axial bars) to facilitate insertion between the phase contacts 1A of the conducting bars 1 and earth contacts 2.
- these contacts of switching 8 are U-shaped with fingers of elastic contacts at each end of a branch of the U, so that the current flowing in a branch is opposed to the current flowing in the other branch to tend to move each branch away from one of the other for high current values.
- This increases the contact pressure between the fingers of U-branch contacts and fixed phase contact or soil on which these fingers support, preventing thus the erosion of contacts.
- the edges of the fingers of contacts of a switching contact 8 are rounded for dielectric and mechanical reasons.
- FIG. 1B each contact of switchover 18 has a closed curve shape, for partially ovoid example, fixed to the support 7.
- Each switching contact 18 can be split by streaks to promote its elasticity.
- the basic material is a good electrical conductor, by example of copper-chromium. Curved parts can be in tungsten, while the points of contact, in the contact position, are placed in a zone without tungsten.
- the closed or ovoid shape can be asymmetrical with respect to the points of contact or symmetrical. With such a form of contact of switching 18, the current can take two paths different, symbolized by arrows, on both sides of this closed form, the reaction forces of the current to the switching elements being reduced.
- Figure 1C illustrates another variant of realization of the shape of the contact elements.
- These contact elements 28 have two rods 28A and 28B fixed on a conductive support. When closing of the disconnector, these rods 28A and 28B penetrate each in a female contact 26 in the form of a tulip, fixed in a cavity respectively of the conductive bar 1 '' '' and earth contact 2 '' ''.
- One of the two stems 28A is longer than the second rod 28B so as to it comes into contact with its female contact 26 of the earth contact 2 '' '' before the second rod 28B does not come into contact with its female contact 26 of the busbar 1 '' ''.
- these two stems 28A and 28B rotate around the axis of rotation R of the switching element 6, their position relative to their respective female contacts 26 may vary slightly. Also, the female contacts 26 in the form of tulip are elastic or are attached in such a way that they can make a slight radial movement with respect to rods 28A and 28B.
- the fingers of contacts D are covered with a material resistant to the arc like tungsten, so that the tungsten does not touch the surface of the contacts phase and earth but be arranged in front of fingers of contacts to receive the bow first electric.
- the contact area of the contact fingers on the fixed contacts of earth and phase is made of copper or brass, preferably in galvanized silver.
- these contacts of phase and ground respectively 1A and 2 are covered with an arc-resistant material tungsten, for example by fixation (eg welding or other) of tungsten rings on the edges frontal face and are also galvanized to money as is known for this type of contact.
- FIGS. 2 and 3 show respectively the switching element 6 when the disconnector is closed and when the disconnector is open.
- FIGS. 2 and 3 show the star shape at three branches of the support 7 and the contacts 8 arranged in a triangle configuration at the ends of branches of the support 7.
- the mobile switching element 6 performs a rotation around the axis of rotation R and the contacts switching 8 carried by this element 6 come insert transversely to the axis of the bars conductors 1 in the space left free between phase contacts of the busbars 1 and the earth contacts 2.
- the switching element is rotated by a command (not shown) which is coupled to the axis of rotation R (tree of command) from the outside of the envelope.
- the switching contacts 8 then provide the connection between the phase contacts of the bars conductors 1 and the earth contacts 2.
- FIGS. 2 and 3 show contacts 8 to several elastically deformable contact fingers.
- FIG. 3 shows the earthing switch in open position.
- Contacts 8 are arranged in the space between two adjacent bus bars. It is advantageous to provide elastic contacts CE attached to the cover, and in electrical contact with the lid, in order to electrically connect each switching contact to cover in the open position of the disconnector Earth.
- a simple leaf spring attached to the cover can suffice for a reliable electrical connection between a switching contact and cover. This avoids that the switching contacts 8 are each at one floating potential in the open position, which may cause partial discharges.
- FIGS. 4 and 5 there is shown a three-phase earthing switch, which unlike the earthing switch shown in Figures 2 and 3, has parallel conducting bars 1 ' disposed in a row arrangement, i.e. in an overlay configuration.
- the switching element 6 ' is mounted sliding in the envelope 5 transversely to busbars 1 ', switching contacts 8' carried by the switching element 6 'to engage in the space left free between the phase contact of each conducting bar 1 'and each earth contact (not shown in these figures).
- Figure 4 shows the switching element 6 'when the disconnector earth is closed and figure 5 shows the element of 6 'switching when the earthing switch is open.
- the switching element 6 ' is composed of a support 7 'sliding, here a bar made of material insulation, on which are fixed according to a configuration row three 8 'switch contacts similar to those shown for Figures 1 to 3.
- FIGS. 4 and 5 show a 9 'mechanism turning a rotary motion around an axis of rotation R 'of a lever 11' in one movement in translation of a rod 10 'connected to articulation to the support 7 'which is guided in translation in a plane perpendicular to the bars 1 'by guides 12'.
- the axis of rotation R 'as well that the earth contacts (not shown) are mounted in a lid that closes the end of the envelope 5.
- the switching element 6 'mobile performs a translation and switching contacts 8 'come insert transversely to the axis of the bars conductors 1 'in the space left free between phase contacts of the conducting bars 1 'and the earth contacts.
- the contacts 8 'then ensure the electrical connection between the phase contacts of the conducting bars 1 'and earth contacts 2'.
- the earthing switch includes in the casing 5 a single conductor bar 1 "(with a phase contact 1A '') coaxial with the tubular casing 5 and a single earth contact 2 '' disposed in the axial extension of the bar 1 "and mounted through in the lid 3 '' closing the envelope 5 ''.
- the switching element 6 '' carries a single contact of 8 '' switching as already described above and is mounted on a support 7 "of insulating material, here a branch of insulating material mounted on an axis rotating R "through the lid 3".
- Figures 7 and 8 show the position center of the single conductor bar 1 '' and the eccentric position of the axis of rotation R ''.
- the order of earthing switch according to the invention comes into engagement on the axis of rotation R, R ', R' 'and is preferably arranged on the outside of the closing lid the envelope and therefore in the longitudinal extension of the envelope which further contributes to obtaining a great compactness of the disconnector according to the invention.
- FIGS. 9 to 11 there is shown a other provision of a single-phase earthing switch according to the invention arranged to be installed on a section of the busbar.
- a disconnector can be in the form of a module with a cylindrical envelope short enough to be able to access to the assembly or disassembly of elements of the switch.
- This envelope surrounds a bar conductive that can be held in position so classical by insulating supports such as by example two insulating cones attached to both ends of the envelope.
- Such a module earthing switch is then intended to be interposed tightly between two shielded appliances (gas-insulated) or between one line section and an armored unit.
- the earth contact 2 '' 'and the phase contact 1' '' A does not are not aligned with the axis of the busbar 1 '' '.
- the phase contact 1 '' 'A is fixed on the side of the busbar while the earth contact 2 '' '' is fixed in the envelope 5 facing the contact of phase, these two contacts being aligned transversely to the busbar leaving a free space E '' ' between them.
- the switching element 6 '' 'which is rotary switch comprises a switching contact 8 '' 'which is fixed on a rotating support 7 '' 'around an axis of rotation R '' 'passing through the cylindrical wall of the envelope.
- the rotary support 7 '' ' is at least part consisting of an insulating material.
- Figure 9 the earthing switch is closed and the switch contact is inserted between phase and earth contacts in free space E '' '.
- Figure 10 shows the earthing switch of the Figure 9 in the open position while Figure 11 shows the earthing switch in open position but seen from above.
- the axis of rotation R '' 'of the rotary support 7' '' is naturally offset from the axis of the busbar 1 '' 'and the rotating support 7 '' 'is held in position by a P level fixed inside the enclosure and by a TR watertight crossing through which the rotary support 7 '' 'spring of the envelope to be coupled to a control member.
- the part of the support 7 '' ' which passes through the envelope level of the leaktight crossing TR is made of a material insulation, and this part can advantageously be separable from the rest of the support 7 '' 'to facilitate the mounting of the main part of the support by the interior of the envelope.
- Earth contact 2 '' ' is isolated electrically from the casing by an insulating tube T '' ' similar to tube T shown in Figure 1A.
- an elastic contact CE '' ' on which comes into electrical contact the contact of 8 '' 'switching when the disconnector is completely open.
- contacts CE elastics visible in Figures 2 and 3, it avoids as well as the switching contact 8 '' 'is at a floating potential in the open position complete disconnector.
- this provision of earthing switch can be easily extended to a three-phase earthing switch, and more easily particular to a three-bar earthing switch superimposed conductors in the same envelope.
- a support rotary formed in part by an insulating rod which is offset from the plane containing the three axes of the bars conductive.
- Each of the three switching contacts is then carried by an insulating branch attached to the rod and is so mobile in a plane perpendicular to the plane of the bars.
Landscapes
- Gas-Insulated Switchgears (AREA)
- Keying Circuit Devices (AREA)
- Emergency Protection Circuit Devices (AREA)
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
- Switch Cases, Indication, And Locking (AREA)
- Earth Drilling (AREA)
- Sink And Installation For Waste Water (AREA)
- Control Of Motors That Do Not Use Commutators (AREA)
Abstract
Description
- les trois barres conductrices parallèles sont agencées selon une configuration en triangle équilatéral et l'élément de commutation est monté rotatif autour d'un axe de rotation disposé au centre du triangle ; cette construction présente l'avantage d'utiliser au maximum l'espace laissé libre entre les barres conductrices ce qui contribue à la réduction de l'encombrement du sectionneur ;
- l'élément de commutation peut comporter trois contacts de commutation montés selon une configuration en triangle sur un support rotatif en matière isolante électriquement, le support pouvant être avantageusement en forme d'étoile à trois branches ;
- l'élément de commutation peut être monté rotatif sur un couvercle fermant l'enveloppe.
- les trois des barres conductrices parallèles sont agencées selon une disposition en rangée et l'élément de commutation est monté coulissant dans l'enveloppe transversalement aux barres conductrices ;
- l'élément de commutation comporte trois contacts disposés selon une configuration en rangée sur un support coulissant en matière isolante ;
- le support coulissant est une barre en matière isolante.
- les contacts de l'élément de commutation sont déformables élastiquement ;
- les contacts de l'élément de commutation sont en forme de U et comprennent des doigts de contacts déformables élastiquemennt,
- les contacts de l'élément de commutation sont en forme de courbe fermée et comprennent des éléments de contact déformables élastiquement,
- les contacts de l'élément de commutation sont équipés de deux tiges de commutation destinées à s'insérer chacune dans un contact femelle en forme de tulipe d'un des deux contacts, la tige de commutation correspondant au contact de terre est plus longue que l'autre. Cet agencement des contacts de l'élément de commutation contribue à l'obtention d'une meilleure insertion de ceux-ci dans l'espace laissé libre entre un contact de terre et un contact de phase tout en entraínant une augmentation de la pression de contact favorable pour les fortes valeurs de courants.Plusieurs exemples de réalisation d'un sectionneur de mise à la terre selon l'invention sont décrits ci-après et illustrés par les dessins.
- La figure 1 est une vue latérale en coupe longitudinale d'un sectionneur de terre triphasé suivant l'invention avec un élément de commutation rotatif.
- Les figures 1A, 1B, 1C montrent plus en détails un contact de terre fixé dans l'enveloppe.
- La figure 2 est une vue très schématique selon la coupe selon A-A sur la figure 1 de l'élément de commutation quand le sectionneur de terre est fermé.
- La figure 3 est analogue à la figure 2 mais dans une position d'ouverture du sectionneur de terre.
- La figure 4 est une vue très schématique analogue à la figure 2 d'un sectionneur de terre en position fermée ayant un élément de commutation à mouvement translatif.
- La figure 5 est analogue à la figure 4 mais dans une position d'ouverture du sectionneur de terre.
- La figure 6 est une vue latérale en coupe longitudinale d'un sectionneur de terre monophasé selon l'invention avec un élément de commutation rotatif.
- La figure 7 est une vue très schématique en coupe selon A'-A' sur la figure 6 de l'élément de commutation quand le sectionneur de terre est fermé.
- La figure 8 est analogue à la figure 7 mais dans une position d'ouverture du sectionneur de terre.
- La figure 9 montre encore une autre disposition d'un sectionneur de terre selon l'invention dans laquelle les contacts de terre et de phase sont alignés transversalement à la barre conductrice. Sur la figure 9, le sectionneur est dans une position de fermeture.
- La figure 10 montre le sectionneur de terre illustré sur la figure 9 mais dans une position d'ouverture.
- La figure 11 est une vue de dessus du sectionneur de terre montré sur la figure 10.
Claims (18)
- Un sectionneur de terre haute ou moyenne tension à isolation au gaz comprenant dans une enveloppe (5), fermée de façon étanche pour être remplie d'un gaz isolant diélectriquement, au moins une barre conductrice (1 ; 1' ; 1'' ;1''' ; 1'''') à laquelle correspond un contact de terre (2 ; 2'' ; 2''' ; 2''''), un contact de phase (1A ;1'A ;1'''A) fixé à ladite barre et destiné à être raccordé électriquement au contact de terre pour la mise à la terre de ladite barre, caractérisé en ce que le contact de terre (2 ; 2'' ; 2''' ; 2'''') est monté fixe dans l'enveloppe (5) face au contact de phase (1A,1'A,1'''A) en laissant avec ce dernier un espace libre (E ; E'''), en ce qu'un élément de commutation (6 ;6' ;6'' ;6''') est monté mobile dans l'enveloppe entre le contact de phase et le contact de terre, cet élément de commutation comprenant d'une part, un contact de commutation (8 ;8' ;8" ;8''' ; 18 ; 28) qui vient court-circuiter l'espace laissé libre (E ; E''') entre le contact de phase et le contact de terre pour relier électriquement le contact de terre et le contact de phase lorsque le sectionneur est fermé et d'autre part, un support au moins en partie électriquement isolant (7 ;7' ;7''') sur lequel est fixé le contact de commutation de telle sorte que le contact de commutation est isolé électriquement du contact de phase et du contact de terre dans une position d'ouverture du sectionneur.
- Le sectionneur selon la revendication 1, dans lequel le contact de terre (2 ; 2'') et le contact de phase (1A,1'A) sont disposés en alignement avec l'axe de la barre conductrice.
- Le sectionneur selon la revendication 2, dans lequel le contact de terre (2,2'') et le contact de phase (1A,1'A) sont disposés dans le prolongement axial de la barre conductrice.
- Le sectionneur selon la revendication 2 ou 3, dans lequel le contact de commutation (8,8',8'') est mobile transversalement à la barre conductrice.
- Le sectionneur selon l'une des revendications précédentes, comprenant trois barres conductrices (1) parallèles agencées selon une configuration en triangle équilatéral et dans lequel l'élément de commutation (6) est monté rotatif autour d'un axe de rotation (R) disposé au centre du triangle.
- Le sectionneur selon la revendication 5, dans lequel l'élément de commutation (6) comporte trois contacts de commutation (8) montés selon une configuration en triangle sur un support rotatif (7).
- Le sectionneur selon la revendication 6, dans lequel le support (7) rotatif est un support en forme d'étoile à trois branches chacune en matière isolante électriquement.
- Le sectionneur selon l'une des revendications 1 à 7, dans lequel l'élément de commutation (6) est monté rotatif sur un couvercle (3 ; 3") fermant l'enveloppe.
- Le sectionneur selon l'une des revendications 1 à 4, comprenant trois barres conductrices (1') parallèles agencées selon une disposition en rangée et dans lequel l'élément de commutation (6') est monté coulissant dans l'enveloppe transversalement aux barres conductrices (1').
- Le sectionneur selon la revendication 9, dans lequel l'élément de commutation (6') comporte trois contacts de commutation (8') disposés selon une configuration en rangée sur un support (7') coulissant.
- Le sectionneur selon la revendication 10, dans lequel le support (7') coulissant est une barre en matière isolante.
- Le sectionneur selon l'une des revendications précédentes, dans lequel chaque contact de commutation (8 ; 8' ; 8'') comprend des doigts de contacts déformables élastiquement.
- Le sectionneur selon la revendication 12, dans lequel chaque contact de commutation (8 ; 8' ;8'') est en forme de U avec les doigts de contacts disposés à chaque extrémité d'une branche du U, de façon à ce que le courant circulant dans une branche du U soit opposé au courant circulant dans l'autre branche lorsque ledit contact de commutation raccorde entre eux un contact de terre et un contact de phase.
- Le sectionneur selon la revendication 12, dans lequel chaque contact de commutation (18) est en forme de courbe fermée avec les éléments élastiques de contacts disposés à deux secteurs de cette courbe fermée, de façon à ce que le courant circulant de l'un côté de contact vers l'autre soit partagé entre les deux moitiés de cette courbe fermée lorsque ledit contact de commutation raccordé entre eux un contact de terre et un contact de phase.
- Le sectionneur selon la revendication 12, dans lequel chaque contact de commutation est équipé avec deux tiges de commutation (28A, 28B) fixées à un support conducteur (28) de l'élément de commutation (6) destinées à venir s'insérer chacune dans un contact femelle (26) en forme de tulipe d'un des deux contacts (1'''', 2'''').
- Le sectionneur selon la revendication 15, dans lequel la tige de commutation (28A) correspondant au contact de terre (22) est plus longue que l'autre.
- Le sectionneur selon l'une des revendications 1 à 16, dans lequel chaque contact de terre (2 ; 2'' ;2''') est fixé à l'enveloppe (5) par l'intermédiaire d'un tube isolant (T ;T'''), de façon à isoler électriquement de l'enveloppe ce contact de terre.
- Le sectionneur selon l'une des revendications 1 à 17, dans lequel au moins un contact élastique (CE ;CE''') est fixé à l'enveloppe (5), afin de relier électriquement un contact de commutation (8, 8', 8'' ;8''') à l'enveloppe (5) lorsque le sectionneur de terre est dans une position d'ouverture complète pour éviter un potentiel flottant de ce contact de commutation.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0309961A FR2858879B1 (fr) | 2003-08-14 | 2003-08-14 | Sectionneur de terre |
FR0309961 | 2003-08-14 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1507274A1 true EP1507274A1 (fr) | 2005-02-16 |
EP1507274B1 EP1507274B1 (fr) | 2006-10-04 |
Family
ID=33561179
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP04103896A Expired - Lifetime EP1507274B1 (fr) | 2003-08-14 | 2004-08-12 | Sectionneur de terre |
Country Status (6)
Country | Link |
---|---|
US (1) | US6995330B2 (fr) |
EP (1) | EP1507274B1 (fr) |
CN (1) | CN1303733C (fr) |
AT (1) | ATE341828T1 (fr) |
DE (1) | DE602004002634T2 (fr) |
FR (1) | FR2858879B1 (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7943881B2 (en) | 2005-10-14 | 2011-05-17 | Areva T&D Ag | Grounding disconnector and a method of manufacturing such a grounding disconnector |
CN102496495A (zh) * | 2011-12-20 | 2012-06-13 | 施耐德万高(天津)电气设备有限公司 | 低压隔离开关的储能弹簧操作机构 |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4601487B2 (ja) * | 2005-05-02 | 2010-12-22 | 三菱電機株式会社 | ガス絶縁開閉機器 |
EP2169794A1 (fr) * | 2008-09-26 | 2010-03-31 | Eaton Electric B.V. | Installation de commutation dotée de protection contre l'arc et procédé de protection contre l'arc |
JP5546338B2 (ja) * | 2010-04-30 | 2014-07-09 | 三菱電機株式会社 | ガス絶縁計器用変圧器 |
CN102568918A (zh) * | 2010-12-10 | 2012-07-11 | 沈阳工业大学 | 三相旋转型双断口真空灭弧室 |
CN110137021B (zh) * | 2018-02-09 | 2024-05-03 | Abb瑞士股份有限公司 | 包括变压器牵引车的变压器系统 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2193843A (en) * | 1986-07-25 | 1988-02-17 | Abimer | Medium voltage switches |
WO1996017420A1 (fr) * | 1994-11-28 | 1996-06-06 | Asea Brown Boveri Ab | Dispositif de commutation electrique |
DE19612273C1 (de) * | 1996-03-28 | 1997-10-02 | E I B S A | Kontaktstücke für Lasttrennschalter |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3126745A1 (de) * | 1981-07-02 | 1983-01-20 | Siemens AG, 1000 Berlin und 8000 München | Dreipolige kabelanschlusseinheit fuer eine dreipolige metallgekapselte, druckgasisolierte hochspannungsschaltanlage |
CN85103335B (zh) * | 1985-05-15 | 1987-11-18 | 株式会社日立制作所 | 气体绝缘开关设备的接地开关 |
FR2805406B1 (fr) * | 2000-02-23 | 2002-08-23 | Alstom | Commutateur electrique a trois positions avec un element de commutation mobile axialement |
-
2003
- 2003-08-14 FR FR0309961A patent/FR2858879B1/fr not_active Expired - Fee Related
-
2004
- 2004-08-12 AT AT04103896T patent/ATE341828T1/de not_active IP Right Cessation
- 2004-08-12 EP EP04103896A patent/EP1507274B1/fr not_active Expired - Lifetime
- 2004-08-12 DE DE602004002634T patent/DE602004002634T2/de not_active Expired - Lifetime
- 2004-08-16 US US10/919,779 patent/US6995330B2/en not_active Expired - Fee Related
- 2004-08-16 CN CNB2004100584625A patent/CN1303733C/zh not_active Expired - Fee Related
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2193843A (en) * | 1986-07-25 | 1988-02-17 | Abimer | Medium voltage switches |
WO1996017420A1 (fr) * | 1994-11-28 | 1996-06-06 | Asea Brown Boveri Ab | Dispositif de commutation electrique |
DE19612273C1 (de) * | 1996-03-28 | 1997-10-02 | E I B S A | Kontaktstücke für Lasttrennschalter |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7943881B2 (en) | 2005-10-14 | 2011-05-17 | Areva T&D Ag | Grounding disconnector and a method of manufacturing such a grounding disconnector |
CN102496495A (zh) * | 2011-12-20 | 2012-06-13 | 施耐德万高(天津)电气设备有限公司 | 低压隔离开关的储能弹簧操作机构 |
CN102496495B (zh) * | 2011-12-20 | 2014-04-30 | 施耐德万高(天津)电气设备有限公司 | 低压隔离开关的储能弹簧操作机构 |
Also Published As
Publication number | Publication date |
---|---|
US20050035087A1 (en) | 2005-02-17 |
CN1303733C (zh) | 2007-03-07 |
DE602004002634D1 (de) | 2006-11-16 |
FR2858879A1 (fr) | 2005-02-18 |
ATE341828T1 (de) | 2006-10-15 |
US6995330B2 (en) | 2006-02-07 |
DE602004002634T2 (de) | 2007-08-16 |
FR2858879B1 (fr) | 2005-10-21 |
CN1581617A (zh) | 2005-02-16 |
EP1507274B1 (fr) | 2006-10-04 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP0538157B1 (fr) | Disjoncteur hybride à bobine de soufflage axial | |
EP1652278B1 (fr) | Commutateur de terre a trois positions de commutation | |
EP1946348B1 (fr) | Sectionneur de terre et procede de fabrication d'un tel sectionneur de terre | |
CA2337541A1 (fr) | Commutateur electrique a trois positions avec un element de commutation mobile axialement | |
EP1507274B1 (fr) | Sectionneur de terre | |
EP1571685A1 (fr) | Dispositif de fixation d'un écran dans un interrupteur électrique notamment un interrupteur à vide. | |
EP0235006B1 (fr) | Poste blindé subdivisé en compartiments étanches | |
EP3332414B1 (fr) | Appareil de coupure mecanique d'un circuit electrique haute tension ou tres haute tension avec dispositif de fractionnement | |
EP0693763B1 (fr) | Interrupteurs électriques moyenne tension | |
EP0270389B1 (fr) | Interrupteur rotatif multipolaire à isolement gazeux | |
FR2744284A1 (fr) | Interrupteur ou disjoncteur multipolaire moyenne tension | |
FR2887070A1 (fr) | Commutateur electrique comportant un contact fixe annulaire | |
EP0526308B1 (fr) | Composant pour poste blindé pour le sectionnement et la mise à la terre | |
FR2799895A1 (fr) | Commutateur electrique a enveloppe metallique compartimentee pour la mise en place de sectionneurs | |
FR2920251A1 (fr) | Dispositif de coupure pour appareillage electrique de commutation | |
FR2959592A1 (fr) | Sectionneur de terre a encombrement reduit | |
FR2647948A1 (fr) | Interrupteur electrique a arc tournant | |
EP0033691B1 (fr) | Disjoncteur à blindage tripolaire | |
WO1998045913A1 (fr) | Cellule electrique a caisson metallique etanche | |
EP1512160B1 (fr) | Poste blinde a haute tension comprenant un disjoncteur avec une resistance d insertion montee dans une barre conductrice | |
FR2823002A1 (fr) | Interrupteur/sectionneur multifonctionnel pour poste de distribution electrique | |
FR2959616A1 (fr) | Appareillage electrique a encombrement reduit | |
FR2681979A1 (fr) | Appareil de commutation electrique. | |
FR2539925A1 (fr) | Module de commutation haute-tension a trois voies, notamment pour poste de distribution publique d'un reseau d'alimentation en haute-tension suivant un schema dit en coupure d'artere, en boucle ou en double derivation | |
FR2972864A1 (fr) | Appareil d'interruption de courant electrique a isolation gazeuse compact et modulaire |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR |
|
AX | Request for extension of the european patent |
Extension state: AL HR LT LV MK |
|
17P | Request for examination filed |
Effective date: 20050816 |
|
AKX | Designation fees paid |
Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR |
|
GRAP | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOSNIGR1 |
|
GRAS | Grant fee paid |
Free format text: ORIGINAL CODE: EPIDOSNIGR3 |
|
GRAA | (expected) grant |
Free format text: ORIGINAL CODE: 0009210 |
|
AK | Designated contracting states |
Kind code of ref document: B1 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: NL Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20061004 Ref country code: CZ Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20061004 Ref country code: FI Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20061004 Ref country code: IE Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20061004 Ref country code: SK Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20061004 Ref country code: RO Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20061004 Ref country code: SI Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20061004 Ref country code: AT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20061004 Ref country code: PL Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20061004 Ref country code: IT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT;WARNING: LAPSES OF ITALIAN PATENTS WITH EFFECTIVE DATE BEFORE 2007 MAY HAVE OCCURRED AT ANY TIME BEFORE 2007. THE CORRECT EFFECTIVE DATE MAY BE DIFFERENT FROM THE ONE RECORDED. Effective date: 20061004 |
|
REG | Reference to a national code |
Ref country code: GB Ref legal event code: FG4D Free format text: NOT ENGLISH |
|
REG | Reference to a national code |
Ref country code: CH Ref legal event code: EP |
|
REG | Reference to a national code |
Ref country code: IE Ref legal event code: FG4D Free format text: LANGUAGE OF EP DOCUMENT: FRENCH |
|
REF | Corresponds to: |
Ref document number: 602004002634 Country of ref document: DE Date of ref document: 20061116 Kind code of ref document: P |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: BG Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20070104 Ref country code: DK Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20070104 Ref country code: SE Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20070104 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: ES Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20070115 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: PT Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20070316 |
|
NLV1 | Nl: lapsed or annulled due to failure to fulfill the requirements of art. 29p and 29m of the patents act | ||
GBV | Gb: ep patent (uk) treated as always having been void in accordance with gb section 77(7)/1977 [no translation filed] |
Effective date: 20061004 |
|
REG | Reference to a national code |
Ref country code: IE Ref legal event code: FD4D |
|
PLBE | No opposition filed within time limit |
Free format text: ORIGINAL CODE: 0009261 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT |
|
26N | No opposition filed |
Effective date: 20070705 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: GB Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20061004 |
|
BERE | Be: lapsed |
Owner name: AREVA T&D SA Effective date: 20070831 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: MC Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20070831 Ref country code: GR Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20070105 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: EE Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20061004 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: BE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20070831 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: CY Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20061004 Ref country code: LU Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20070812 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: HU Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20070405 Ref country code: TR Free format text: LAPSE BECAUSE OF FAILURE TO SUBMIT A TRANSLATION OF THE DESCRIPTION OR TO PAY THE FEE WITHIN THE PRESCRIBED TIME-LIMIT Effective date: 20061004 |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R082 Ref document number: 602004002634 Country of ref document: DE Representative=s name: ZEITLER VOLPERT KANDLBINDER, DE |
|
REG | Reference to a national code |
Ref country code: FR Ref legal event code: CD Owner name: ALSTOM GRID SAS, FR Effective date: 20121204 Ref country code: FR Ref legal event code: CA Effective date: 20121204 |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R082 Ref document number: 602004002634 Country of ref document: DE Representative=s name: ZEITLER VOLPERT KANDLBINDER, DE Effective date: 20121211 Ref country code: DE Ref legal event code: R081 Ref document number: 602004002634 Country of ref document: DE Owner name: ALSTOM TECHNOLOGY LTD., CH Free format text: FORMER OWNER: AREVA T&D S.A., LEVALLOIS-PERRET, FR Effective date: 20121211 Ref country code: DE Ref legal event code: R081 Ref document number: 602004002634 Country of ref document: DE Owner name: ALSTOM GRID SAS, FR Free format text: FORMER OWNER: AREVA T&D S.A., LEVALLOIS-PERRET, FR Effective date: 20121211 Ref country code: DE Ref legal event code: R082 Ref document number: 602004002634 Country of ref document: DE Representative=s name: ZEITLER VOLPERT KANDLBINDER PATENT- UND RECHTS, DE Effective date: 20121211 |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R082 Ref document number: 602004002634 Country of ref document: DE Representative=s name: ZEITLER VOLPERT KANDLBINDER, DE |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R082 Ref document number: 602004002634 Country of ref document: DE Representative=s name: ZEITLER VOLPERT KANDLBINDER PATENT- UND RECHTS, DE Effective date: 20130610 Ref country code: DE Ref legal event code: R081 Ref document number: 602004002634 Country of ref document: DE Owner name: ALSTOM TECHNOLOGY LTD., CH Free format text: FORMER OWNER: ALSTOM GRID SAS, PARIS, FR Effective date: 20130610 Ref country code: DE Ref legal event code: R082 Ref document number: 602004002634 Country of ref document: DE Representative=s name: ZEITLER VOLPERT KANDLBINDER, DE Effective date: 20130610 |
|
REG | Reference to a national code |
Ref country code: FR Ref legal event code: TP Owner name: ALSTOM TECHNOLOGY LTD, CH Effective date: 20130710 |
|
REG | Reference to a national code |
Ref country code: CH Ref legal event code: PUE Owner name: ALSTOM TECHNOLOGY LTD, CH Free format text: FORMER OWNER: AREVA T&D SA, FR |
|
REG | Reference to a national code |
Ref country code: FR Ref legal event code: PLFP Year of fee payment: 13 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: DE Payment date: 20160826 Year of fee payment: 13 Ref country code: CH Payment date: 20160829 Year of fee payment: 13 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: FR Payment date: 20160825 Year of fee payment: 13 |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R119 Ref document number: 602004002634 Country of ref document: DE |
|
REG | Reference to a national code |
Ref country code: CH Ref legal event code: PL |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: CH Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20170831 Ref country code: LI Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20170831 |
|
REG | Reference to a national code |
Ref country code: FR Ref legal event code: ST Effective date: 20180430 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: DE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20180301 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: FR Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20170831 |