EP1851781B1 - Systeme de securite pour installation de distribution, notamment pour installation de distribution moyenne tension - Google Patents

Systeme de securite pour installation de distribution, notamment pour installation de distribution moyenne tension Download PDF

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Publication number
EP1851781B1
EP1851781B1 EP06706776A EP06706776A EP1851781B1 EP 1851781 B1 EP1851781 B1 EP 1851781B1 EP 06706776 A EP06706776 A EP 06706776A EP 06706776 A EP06706776 A EP 06706776A EP 1851781 B1 EP1851781 B1 EP 1851781B1
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EP
European Patent Office
Prior art keywords
fuse
arrangement
sealing head
sealing
sealing body
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.)
Active
Application number
EP06706776A
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German (de)
English (en)
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EP1851781A1 (fr
Inventor
Ole Granhaug
Sun Huigang
Jan-Henrik Ocean Express B303 KUHLEFELT
Lars Johan Lindqvist
Pal Skryten
Deng Xianbo
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ABB Technology AG
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ABB Technology AG
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Publication date
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Publication of EP1851781A1 publication Critical patent/EP1851781A1/fr
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Publication of EP1851781B1 publication Critical patent/EP1851781B1/fr
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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
    • H01H9/10—Adaptation for built-in fuses
    • H01H9/102—Fuses mounted on or constituting the movable contact parts of the switch
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
    • H01H85/54—Protective devices wherein the fuse is carried, held, or retained by an intermediate or auxiliary part removable from the base, or used as sectionalisers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
    • H01H85/0013—Means for preventing damage, e.g. by ambient influences to the fuse
    • H01H85/0021—Means for preventing damage, e.g. by ambient influences to the fuse water or dustproof devices
    • H01H85/0026—Means for preventing damage, e.g. by ambient influences to the fuse water or dustproof devices casings for the fuse and its base contacts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
    • H01H85/02—Details
    • H01H85/20—Bases for supporting the fuse; Separate parts thereof
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H85/00—Protective devices in which the current flows through a part of fusible material and this current is interrupted by displacement of the fusible material when this current becomes excessive
    • H01H85/02—Details
    • H01H85/20—Bases for supporting the fuse; Separate parts thereof
    • H01H2085/2095—Triangular setup of fuses, e.g. for space saving

Definitions

  • the invention relates to a fuse arrangement for a switchgear, in particular for a medium-voltage switchgear, according to the preamble of claim 1.
  • Such a fuse arrangement is for example from the DE 41 16 058 known.
  • This fuse arrangement comprises a cylindrical quiver made of insulating material, which is closed at one end and there has a contacting device for a security cartridge inserted into the quiver. At the other, open end a quiver lid is arranged, which bears against the free end of the quiver and is screwed there.
  • An electrically conductive connection between the fuse and a terminal contact is generated by a tensioning device having an inner ring with outer cone and an outer ring with inner cone, which are formed in the form of spring-ring clamping elements.
  • the movement of the release pin on the fuse is transmitted by means of a slider and a reversing lever on a striker, which is movably guided in the quiver lid and perpendicular to the central axis of the fuse.
  • a fuse arrangement has become known in which a fuse is inserted into a cylindrical container closed at one end; at the closed end is located within the container, a contact cylinder, with the inner surface of the inner end of the fuse comes into contact.
  • This contact container has a pin which is led out of the bottom side of the container, so that there an electrical line can be connected.
  • the opposite, open end of the container has an inner cone shape which tapers towards the interior of the container into which a conical plug adapted to its outer surface cooperates, the outer surface of the plug being forced against the inner surface of the cone shape on the container is.
  • a contact element In the region of the free end of the cylindrical container is located on the inside of a contact element, which is led out to the outside, so that from the outside, another electrical conductor can be connected.
  • a similar electrode is also formed on the contact cylinder, so that a total of three connection options exist: a first at the open end, the second at the closed end, both perpendicular to the center axis of the fuse and running in the direction of the central axis of the fuse third at the bottom ,
  • a similar embodiment is also the EP 0 881 653 A1 refer to.
  • the fuse box in which the fuse is inserted is closed at one end and has there a contact cylinder having a projection which protrudes in the direction of the securing longitudinal axis of the bottom of the container.
  • the other end is the same as in the arrangement of the FR 2 607 330 closed by means of a cone plug made of elastic material, wherein it is not specified how the plug is fixed. In all known arrangements easy disassembly of the fuse is not possible.
  • a fuse arrangement which has a container of insulating material closed on one side into which the fuse can be inserted; at the other end a handle device is provided with a disassembly is possible.
  • This handle device has a shaft of insulating material which is inserted into the interior of the container.
  • the shaft has an electrically conductive contact sleeve, which comes with the adjacent contact of the fuse in electrically conductive connection.
  • it has a gripping device formed by a plate on which are mounted two walls perpendicular thereto and fixed therebetween, between which there is a spindle acting as a shaft for handling the gripping device.
  • a fuse assembly for an electrical device such as a transformer
  • an electrical device such as a transformer
  • a sealing body is provided in the region of the first end of the fuse holder whose outer surface has a tapering in the direction of the fuse outer cone shape, which corresponds to a matched inner cone shape at the first end of the fuse holder.
  • the object of the invention is to further improve a fuse arrangement of the type mentioned, so that the disassembly and assembly of the fuse is simplified.
  • the invention is characterized in that between the sealing body and the sealing head a spring arrangement is provided, which exerts in the final assembly position on the sealing body a pressing this in the inner cone shape of the insulating container.
  • a spring arrangement which has a non-linear spring core line.
  • a non-linear spring core line preferably has a plate spring arrangement with at least one disc spring.
  • At least one composed of two disc springs spring pair is provided, wherein the plate springs of each spring pair abut against each other at their inner edges and with their outer edges against the sealing body or the sealing head.
  • a preferred embodiment may be that the sealing body at least partially made of a soft elastic material, for. B. silicone rubber.
  • the sealing body can either consist entirely of a soft-elastic material or be provided on its outer cone shape with a soft elastic layer.
  • a soft elastic layer is provided for sealing on the inner cone shape as well as on the outer cone shape.
  • a plate will be attached, which transfers the force of the spring arrangement to the sealing body.
  • the sealing head is coupled to a lever arrangement with which the sealing head from a position in which the spring assembly tensioned is, in a position Can be brought, in which the spring assembly is relaxed, and back.
  • a tulip-shaped located on a circular circumference finger assembly holding arrangement, with which the first end of the fuse is mechanically fixed.
  • To the finger assembly also includes a clamping element with which the finger assembly is pressed against the fuse and pressed.
  • a switchgear as for example from the parallel registered EP1851839 is known, has a switch panel 10, in the upper region of busbars 11 are mounted, where switch disconnectors 12 are connected.
  • the lower end of the switch-disconnector that is, each individual switch-disconnector pole 12, is electrically connected to conductors 13, 14 and 15, each having a fuse arrangement 16, 17 and 18.
  • the fuse assemblies 16 to 18 are located below the switch-disconnector poles, and below the fuse assemblies 16 to 18 cable terminals 19, 20 and 21 are provided, which are electrically connected via further conductors 22, 23, 24 with the fuse assemblies 16 to 18.
  • the conductors 13, 14 and 15 connect to the second end of the insulating container, whereas the leading to the cable connection points 19, 20 and 21 conductors 22, 23 and 24 approximately in the central region, measured in the longitudinal direction of the fuse assemblies 16 to 18, connect to this ,
  • a fuse arrangement according to the invention comprises a cylindrical insulating body 30 whose end on the left in the drawing, that is to say the second end 31, is closed by an electrically conductive cap 32, the cap 32 having a cylindrical wall 33 comprising the outer surface of the insulating body 30.
  • the insulating body 30 has on its outer surface a groove 30a, in which an annular fixing element 30b is used, on which the cylindrical wall 33 of the cap 32 is attached.
  • a circumferential groove 32b is introduced, which directly opposite a groove 30c in the region of the end edge of the insulating body 30; in the thus formed, circumferential torus shape is a seal 32c, preferably an O-ring seal inserted.
  • a contact assembly 34 is further attached, which have a tulip contact shape.
  • connection 35 is provided, on which, for example, the conductor 13 should be connected radially.
  • a fuse 36 Within the cylindrical container or the insulating container 30 is a fuse 36, from whose one end face a contact pin 37 protrudes, which has entered into contact with the contact assembly 34 in electrically conductive connection.
  • the other end of the fuse 36 is contacted with a contact device, see below, which is electrically connected via inside the insulating body 30 extending lines 38 with a perpendicular to the longitudinal axis of the fuse 36 extending terminal 39, which is approximately in the middle between the located at both ends of the insulating body 30 and to each of which a conductor 22, 23, 24 are connected.
  • the insulating container 30 has at its first end 31 a, which is opposite to the second end with the metal cap 32, see Fig. 3 , on its inner surface a conical surface 40, which tapers into the interior of the insulating container or widens outwards.
  • a sealing body 41 is inserted, which consists of elastic material, for example made of silicone, whose outer surface 42 has a cone shape, which tapers into the interior of the container 30 and the inner cone surface 40 is adjusted.
  • a sealing head 43 Coupled to the sealing body 41 is a sealing head 43, wherein the sealing head 43 is movable relative to the sealing body 41 to a small extent.
  • an insulating tube 44 is guided, which faces the fuse in the drawing Fig.
  • a support ring 49 is applied made of electrically conductive material, which is adapted to the contour of the inner surface 48 and is in high-voltage potential when befindaji fuse.
  • the support ring 49 also abuts against the inner surface 48.
  • the support ring 49 has a bell shape, wherein the open side of the bell shape is opened in the direction of the interior of the insulating container.
  • the sealing body 41 comprises the outer surface 48 of the bell shape; this bell shape is chosen so that the sealing body 41, when pressed together, is supported on its entire outer surface 42 in the direction of the outer surface 42.
  • the Fig. 4 are only two fixing elements 52, 53 visible; However, there are several arranged, which together form a kind of tulip, which is surrounded from the outside by means of a clamping device 54, so that the inner diameter of the fixing elements 52, 53 is variable.
  • the first end of the fuse 36 which is partially shown here by dashed lines, is inserted with an extension 36a between the fixing elements 52, 53 and held between the fixing elements 52, 53, in which the fixing elements 52, 53 outside comprehensive clamping device 54, the one Pipe clamp may be, this fixing elements 52, 54 presses against the outer surface of the extension 36 a, so that the fuse 36 is fixedly connected to the sealing head 41.
  • contact springs 131 are mounted, which are pressed by a resilient clamping ring 132 radially outward, so that when the sealing body 41 is inserted together with the fuse 36 in the container 30, these contact elements 131 are pressed against contact elements 133 which correspond to the line 38.
  • the inner line 38 may be formed of a plurality of elongated conductor portions, which on the inner surface of the insulating 30 are attached.
  • To the fuse (not shown) includes a transmission element 55, to which a trigger bar 56 is connected, which is movably guided through the interior of the tube 44 and in the in Fig. 4 shown position does not protrude beyond the sealing head 43.
  • the trip bar 36 In the case of a response of the fuse, the trip bar 36 is moved in the direction of arrow P by means of a spring, whereby a trigger for a higher-level circuit breaker is made.
  • a guide element 57 is formed for the trip bar 56, which is annular and connected via a peripheral conical web 58 on the inner wall of the tube 44.
  • the conical web 58 opens towards the thread 45.
  • a circumferential groove 59 is provided, into which a seal 60 is inserted.
  • the guide member 57 has a through hole 134 through which the trip bar 26 is guided.
  • the other end of the tube 44 protrudes from the sealing body 41 and ends in a stepwise adjoining extension 61, whose outer diameter is greater than the outer diameter of the tube 44.
  • a peripheral edge 63 of a cup body 64th whose bottom 65 has a guide passage 66 for the trip bar 56.
  • On the outside of the bottom 66 is a groove 67, in which a seal 68 is introduced.
  • the support member 57 and the bottom 65 there are two approximately tubular spacer elements 69 and 70, which are guided at opposite ends with flange edges 71 and 72 within the tube 44 and lie with their adjacent ends against each other.
  • the outer diameter of the flange edges 71, 72 corresponds to the inner diameter of the tube 44.
  • These spacers 69 and 70 serve with their flange edges 71 and 72 to intercept any pressure forces that also act inwardly upon compression of the sealing body.
  • the space 135, which is located between the flange edges 71 and 72 within the tube 44 is filled with insulating oil, which via radial openings 136 which are located at least in the spacer element 69, and in the space between the spacer elements 69, 70 and Trigger bar 56 can flow into it.
  • the cup body 64 has in the region of its free end, d. H. in the region of the peripheral edge 63, a radially outwardly projecting bead 137, and on the inner surface of the extension 63, a circumferential, inwardly projecting nose 138 is formed; when the cup body 64 is pressed into the interior of the tube 44, the bead 137 snaps behind the circumferential nose 138, so that the cup body 64 is fixed there.
  • a circumferential groove 139 located in the bottom of the cup body on the outer surface, d. H. on its wall facing the space 135 a circumferential groove 139 in which a seal 140 is located.
  • the seals 60, 68 and 140 serve to seal the inner space 135, so that the insulating oil located there is prevented from flowing out of the space 135, and thus serve to prevent leakage.
  • the sealing head 43 in which the extension 61 is located, has a passage opening 73, which has a gradation 74 in the direction of the sealing body 41, with the gradation 62 of the tube cooperates, wherein between the two in the darg Crowen position a distance is provided.
  • the tube 44 which consists of insulating material, has on its outer surface a cone shape, which tapers towards securing.
  • a support plate 80 At the fusing-side end of the sealing body 41 is a support plate 80 and between the support plate 80 and the opposite surface 81 there are two disc springs 82 and 83, which in the in Fig. 4 shown position under mechanical tension, ie are tense and push the sealing body 41 against the arrow P in the inner cone 40 of the insulating container 30.
  • the spring arrangement has a non-linear characteristic, as shown in the Fig. 6 is shown. On the horizontal axis is the path around which the spring is compressed and on the vertical axis the force that compresses the spring is recorded.
  • the characteristic K of the spring arrangement has an increase which decreases as the path increases.
  • a force difference ⁇ p corresponding to the path difference ⁇ s is relatively small. In this way it is achieved that compensated tolerances have a relatively small influence on the force that is required to push the sealing body into the sealing cone, so that cavities in which discharges can form are avoided.
  • the Fig. 3 shows the sealing body 41, inserted into the insulating container 30.
  • the sealing head 43 has an elongated shape which is perpendicular to the longitudinal extent of the fuse, so that the sealing head 43 forms a T-shape with the sealing body 41 in the assembled state.
  • a plate 100 is fixed, which has three openings 101 to 103, whose inner diameter corresponds to the outer diameter of the sealing head 41.
  • each opening 101 to 103 On each side of each opening 101 to 103 is a post-like stand 104, 105; 106, 107 and 108 and 109 are placed vertically, which stands are each composed of two identical stator elements 104a and 104b, which take a distance between them.
  • the stands 105 to 109 are formed in the same way as the stand 104 with the two stator elements 104a and 104b.
  • An arm 110 and 111 of a handle arrangement 112 engages between the upright elements of each upright, in which case only the handle arrangement 112 for the opening 101 is described; the handle assembly for the openings 102 and 103 are the same.
  • the two arms 110 and 111 extend approximately parallel to one another and together with two obliquely arranged bends 113 and 114 form a U-shape; the bends 113 and 114 are (not visible) at their ends facing each other provided with further bends, which are parallel to the arms 110 and 111 and perpendicular to the line connecting the posts 104 and 105, these two bends as extensions of a handle 115 from Insulating material are included.
  • the length of the handles is dimensioned to remain within the range bounded by side walls in any position in which the handles 115 are parallel to the plate, so that the movement of the handles is not hindered by wall sections.
  • the arms 110 and 111 are pivotally connected via pivots 116 and 117 to the posts 104 and 105, so that the handle assembly 112 can be pivoted from the position in which the arms are parallel to the plate 100, into a position in which the arms run perpendicular to the plate, as well as the handle 115.
  • the handles can of course be spent in a position in which they compared to the in the Fig. 5 shown position are pivoted by 180 °, so that the handles 115 project in the opposite direction than the one in Fig. 5 is shown.
  • the arms 110 and 111 each have a recess 118 and 119; the ends of the posts 104, 105 are fork-shaped with a fork opening 120 and 121 slotted.
  • the pins 84 and 85 of the sealing head 43 engage in the recess 118 and reach through this and also engage in the fork opening 120, 121 a.
  • the sealing body 41 in its entirety consists of soft elastic material.
  • the sealing body of rigid material and to coat only the outer cone surface with soft elastic material.
  • the sealing body made of rigid material and to coat the inner cone surface of the insulating container with this material.

Landscapes

  • Fuses (AREA)
  • Discharge Heating (AREA)
  • Cable Accessories (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)

Claims (16)

  1. Arrangement de fusible pour un équipement de commutation, notamment un équipement de commutation à moyenne tension, comprenant un récipient isolant (30) de forme cylindrique en matériau isolant, ouvert à une première extrémité, dans lequel peut être insérée une cartouche de fusible ou un fusible (36), dont la première extrémité se trouve en liaison électriquement conductrice avec un premier arrangement de contact (131, 133) à la première extrémité ouverte (31a) du récipient isolant (30) et la deuxième extrémité avec un deuxième arrangement de contact (34) dans la zone de la deuxième extrémité du récipient isolant (30) et la cartouche de fusible (36) est reliée à demeure à sa première extrémité avec un dispositif de fermeture pour le récipient isolant (30) disposé sur le côté avant, de préférence sur le bâti ou sur la paroi avant de l'équipement de commutation, lequel présente un corps d'étanchéité (41) dont la surface extérieure (42) présente une forme conique extérieure qui se rétrécit en direction du fusible, laquelle correspond à une forme conique intérieure (40) adaptée à la première extrémité du récipient isolant (30), ainsi qu'une tête d'étanchéité (43) reliée avec le corps d'étanchéité (41), la tête d'étanchéité étant disposée à l'extérieur du corps isolant, caractérisé en ce qu'entre le corps d'étanchéité (41) et la tête d'étanchéité (43) est prévu un arrangement de ressort (82, 83) qui, en position de montage, exercent sur le corps d'étanchéité (41) une force qui pousse celui-ci dans la forme conique intérieure du récipient isolant (30).
  2. Arrangement de fusible selon la revendication 1, caractérisé en ce que l'arrangement de ressort (82, 83) présente une courbe caractéristique de ressort non linéaire.
  3. Arrangement de fusible selon la revendication 1 ou 2, caractérisé en ce que l'arrangement de ressort présente un arrangement de ressort à disque et au moins un ressort à disque (82, 83).
  4. Arrangement de fusible selon l'une des revendications précédentes 1 à 3, caractérisé en ce qu'il est prévu au moins une paire de ressorts composée de deux ressorts à disque (82, 83), les ressorts à disque de chaque paire de ressorts reposant l'un contre l'autre au niveau de leurs bords intérieurs et contre le corps d'étanchéité (41) ou la tête d'étanchéité (43) avec leurs bords extérieurs.
  5. Arrangement de fusible selon l'une des revendications précédentes, caractérisé en ce que le corps d'étanchéité (41) se compose au moins partiellement d'un matériau souple tendre, par exemple du caoutchouc de silicone.
  6. Arrangement de fusible selon l'une des revendications précédentes, caractérisé en ce qu'une couche souple tendre est prévue sur la forme conique intérieure et/ou sur la forme conique extérieure pour réaliser l'étanchéité.
  7. Arrangement de fusible selon l'une des revendications précédentes, caractérisé en ce que la tête d'étanchéité (43) et le corps d'étanchéité (41) peuvent être légèrement déplacés l'un par rapport à l'autre pour tendre et détendre l'arrangement de ressort, le mouvement étant limité par un façonnage de forme étagée sur la tête d'étanchéité (43) ou un élément de maintien relié avec le corps d'étanchéité (41).
  8. Arrangement de fusible selon l'une des revendications 1 à 4, caractérisé en ce qu'au moins dans le cas d'un corps d'étanchéité (41) en matériau souple tendre, une plaque est montée sur la face frontale qui fait face à la tête d'étanchéité (43), laquelle transmet la force de l'arrangement de ressort au corps d'étanchéité (41).
  9. Arrangement de fusible selon l'une des revendications précédentes, caractérisé en ce que la tête d'étanchéité (43) est couplée avec un arrangement de levier et la tête d'étanchéité (43) peut être amenée d'une position dans laquelle l'arrangement de ressort est tendu dans une position dans laquelle l'arrangement de ressort est détendu, et inversement.
  10. Arrangement de fusible selon l'une des revendications 1 à 8, caractérisé en ce qu'à l'extrémité côté fusible du corps d'étanchéité (41) est monté un arrangement de maintien qui présente un arrangement de languettes en forme de tulipe se trouvant sur un pourtour de forme circulaire, avec lequel la première extrémité du fusible (36) est reliée mécaniquement à demeure.
  11. Arrangement de fusible selon la revendication 10, caractérisé en ce que le diamètre intérieur de l'arrangement de languettes peut être réduit au moyen d'un élément de serrage, de sorte que le fusible (36) soit maintenu dans l'arrangement de languettes au niveau de sa première extrémité.
  12. Arrangement de fusible selon la revendication 9, caractérisé en ce que la tête d'étanchéité (43) présente deux tourillons d'axe (84, 85) faisant saillie dans des directions opposées, lesquels interagissent avec l'arrangement de levier.
  13. Arrangement de fusible selon l'une des revendications précédentes, caractérisé en ce qu'à l'intérieur du corps d'étanchéité (41) est façonné un arrangement de tube (44) qui vient en prise dans la tête d'étanchéité (43) et y possède un élargissement, lequel vient en prise dans un élargissement correspondant sur la tête d'étanchéité (43), de sorte que lorsque la tête d'étanchéité est retirée du corps d'étanchéité (41), la tête d'étanchéité emporte par le biais de cet élargissement de type étagé le tube (44) et ainsi le corps d'étanchéité (41).
  14. Dispositif selon la revendication 12, caractérisé en ce que l'arrangement de levier présente pour chaque pôle de fusible une forme en U avec deux bras qui s'étendent parallèlement l'un à l'autre, dont les portions de traverse sont reliées entre elles et sont munies d'une poignée, en ce que les bras de l'arrangement de levier sont logés de manière pivotante entre deux supports qui se dressent verticalement des deux côtés d'une ouverture de passage dans la plaque pour le fusible (36), et en ce que les bras présentent un évidement qui forme un tracé de came et dans lequel viennent en prise les tourillons sur la tête d'étanchéité (43) et y sont guidés.
  15. Dispositif selon la revendication 12, caractérisé en ce que l'arrangement de levier présente pour chaque pôle de fusible une forme en U avec deux bras qui s'étendent parallèlement l'un à l'autre et une traverse qui s'étend transversalement par rapport à ceux-ci, en ce que les bras de l'arrangement de levier sont logés de manière pivotante entre deux supports qui se dressent verticalement des deux côtés d'une ouverture de passage dans la plaque pour le fusible, et en ce que les bras présentent un évidement qui forme un tracé de came et dans lequel viennent en prise les tourillons sur la tête d'étanchéité (43) et y sont guidés et en ce que la traverse sert de poignée.
  16. Dispositif selon l'une des revendications 14 et 15, caractérisé en ce que la longueur des bras est dimensionnée de telle sorte que l'arrangement de levier peut pivoter sur 180° sans que son mouvement ne soit entravé par des pièces de l'arrangement de commutation.
EP06706776A 2005-02-25 2006-02-09 Systeme de securite pour installation de distribution, notamment pour installation de distribution moyenne tension Active EP1851781B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE200510009235 DE102005009235A1 (de) 2005-02-25 2005-02-25 Sicherheitsanordnung für eine Schaltanlage, insbesondere für eine Mittelspannungsschaltanlage
PCT/EP2006/001138 WO2006089643A1 (fr) 2005-02-25 2006-02-09 Systeme de securite pour installation de distribution, notamment pour installation de distribution moyenne tension

Publications (2)

Publication Number Publication Date
EP1851781A1 EP1851781A1 (fr) 2007-11-07
EP1851781B1 true EP1851781B1 (fr) 2012-09-26

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EP (1) EP1851781B1 (fr)
CN (1) CN101128901B (fr)
DE (1) DE102005009235A1 (fr)
NO (1) NO337400B1 (fr)
WO (1) WO2006089643A1 (fr)

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DE102005017903A1 (de) 2005-04-18 2006-10-19 Abb Technology Ag Sicherungsanordnung

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3829810A (en) 1971-12-22 1974-08-13 Gen Electric Bushing, fuse and fuseholder
US4010437A (en) * 1974-08-26 1977-03-01 Kuhlman Corporation Fuse holders for transformers
FR2607330A1 (fr) * 1986-01-21 1988-05-27 Guetrelle Claude Dispositif d'isolation des fusibles hpc moyenne tension
DE3623424C2 (de) * 1986-07-11 1997-09-25 Wickmann Werke Gmbh Verfahren zum Abschalten einer ein- oder mehrphasigen elektrischen Schaltanlage und Einrichtung zur Abschaltung
NL8900711A (nl) 1989-03-22 1990-10-16 Holec Syst & Componenten Grijpinrichting voor het hanteren van een buisveiligheid.
DE4116058A1 (de) * 1991-05-16 1992-11-19 Concordia Sprecher Energie Schaltanlage
DE4212756C2 (de) * 1992-04-16 1994-05-05 Pfisterer Elektrotech Karl Stopfen zum elektrisch dichten Verschließen einer Steckbuchse
CN2195796Y (zh) * 1994-04-19 1995-04-26 孙锡章 半封闭插入式熔断器
FR2764107B1 (fr) 1997-05-27 1999-07-30 Schneider Electric Sa Dispositif porte-fusible tel un puits-fusible pour appareillage electrique
DE19934350C1 (de) * 1999-07-22 2000-09-28 Felten & Guilleaume Ag Metallgekapselte, druckgasisolierte Schaltanlage für Mittelspannungs-Netzstationen

Also Published As

Publication number Publication date
CN101128901A (zh) 2008-02-20
NO20074875L (no) 2007-11-26
EP1851781A1 (fr) 2007-11-07
WO2006089643A8 (fr) 2007-09-20
DE102005009235A1 (de) 2006-08-31
CN101128901B (zh) 2011-07-13
WO2006089643A1 (fr) 2006-08-31
NO337400B1 (no) 2016-04-04

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