EP1603141B1 - Limiteur de surtensions avec isolation au gaz - Google Patents

Limiteur de surtensions avec isolation au gaz Download PDF

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Publication number
EP1603141B1
EP1603141B1 EP04405344.5A EP04405344A EP1603141B1 EP 1603141 B1 EP1603141 B1 EP 1603141B1 EP 04405344 A EP04405344 A EP 04405344A EP 1603141 B1 EP1603141 B1 EP 1603141B1
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EP
European Patent Office
Prior art keywords
column
varistor
electrode
arrester according
encapsulation
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.)
Expired - Lifetime
Application number
EP04405344.5A
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German (de)
English (en)
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EP1603141A1 (fr
Inventor
Bernhard Doser
Walter Schmidt
Daniel Müller
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ABB Schweiz AG
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ABB Schweiz AG
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Filing date
Publication date
Application filed by ABB Schweiz AG filed Critical ABB Schweiz AG
Priority to EP04405344.5A priority Critical patent/EP1603141B1/fr
Priority to US11/136,537 priority patent/US7369390B2/en
Priority to JP2005162562A priority patent/JP2005347753A/ja
Priority to KR1020050047644A priority patent/KR101122645B1/ko
Priority to CN2005100752095A priority patent/CN1707705B/zh
Publication of EP1603141A1 publication Critical patent/EP1603141A1/fr
Application granted granted Critical
Publication of EP1603141B1 publication Critical patent/EP1603141B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01T—SPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
    • H01T4/00—Overvoltage arresters using spark gaps
    • H01T4/02—Details
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01C—RESISTORS
    • H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
    • H01C7/10—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material voltage responsive, i.e. varistors

Definitions

  • the invention is based on a gas-insulated surge arrester according to the preamble of patent claim 1.
  • Such a surge arrester contains an insulating gas-filled encapsulation of electrically conductive material. Inserted into the encapsulation and aligned along the encapsulation axis is an active part, which has varistors as well as a high-voltage lead and an earth-leadable electrode.
  • the active part further comprises means for clamping a stack of varistors arranged between the high-voltage and ground electrodes to form a mechanically stable varistor column.
  • an element connected to the high voltage electrode can be arranged between the active part and the enclosure, with which the electric field, which acts in the interior of the enclosure during operation of the arrester, is controlled becomes.
  • the encapsulation is designed to be safe from contact and generally consists of metal, such as aluminum, an aluminum alloy or steel, of conductive plastic or of insulating material, which is coated with an electrically conductive layer.
  • the encapsulation is filled with an insulating gas, such as sulfur hexafluoride and / or nitrogen, of up to a few bar pressure and is formed predominantly axially symmetric.
  • an insulating gas such as sulfur hexafluoride and / or nitrogen
  • predominantly axisymmetric are meant deviations from the axial symmetry, which do not significantly affect the formation of an axisymmetric electric field in the interior of the enclosure. Such deviations are generally applied to a jacket tube flange approaches with closable openings which record example, a burst protection or a measuring device or serve as a mounting access.
  • the active part can contain only one varistor column or else two or more varistor runs, which can be electrically connected in series and / or electrically in parallel.
  • Each varistor column generally contains a plurality of stacked cylindrical varistors based on doped zinc oxide. At least between two of the varistors can also be arranged a heat absorption or an extension of the column serving metal body Are two or more varistor provided, so in the columns between two of the varistors or between an electrode and one of the varistors and insulator can be provided. Sections of the columns bounded by the insulating pieces can then be electrically connected in series to form a series connection of the varistor columns.
  • Gas-insulated surge arrester of the type mentioned are in the patent documents EP-B-0 050 723 ( EP-A-0 050 723 ) US-A-4,814,936 and EP-A-0 036 046
  • Each of these surge arresters contains a metal encapsulation filled with insulating gas, such as SF 6 or N 2 , in which an active part is arranged which, depending on the magnitude of the voltage to be limited, has a varistor column (EP-A, EP-A).
  • EP-B-0 050 723 contains a metal encapsulation filled with insulating gas, such as SF 6 or N 2 , in which an active part is arranged which, depending on the magnitude of the voltage to be limited, has a varistor column (EP-A, EP-A).
  • B-0 050 723 .
  • EP-A-0 036 046 or a plurality of varistor columns ( US-A-4,814,936
  • the varistor column contains stacked partial varistor columns which are each formed by a varistor stack, two terminal electrodes and a porcelain cylinder.
  • Insulating rods provided, which mechanically stabilize the varistor columns also show in the prior art US-A-4,814,936 and after US-A-4,504,089 the side-by-side varistor columns each have mutually electrically insulated column sections.
  • the field control element homogenizes the electric field acting inside the housing during operation of the arrester, so that the varistors arranged in the varistor column or in the varistor columns are loaded more or less uniformly.
  • EP-A-0 875 087 describes field-controlling material based on a microvaristor-filled polymer for electrical equipment such as high voltage power cables.
  • the object of the invention is to reduce the dimensions and the manufacturing costs of a gas-insulated surge arrester of the type mentioned
  • the tensioning means comprise at least one loop made of a material resistant to fission products of the insulating gas, which loop is supported on two electrodes of the varistor column, which are either the high voltage electrode or the ground electrode and an intermediate electrode or two intermediate electrodes, is the high voltage electrode having a contact element electrically conductively connected to the high-voltage potential sliding contact arrangement, a fixed mating contact of the sliding contact arrangement is held on a sealing gas-tight completion of the bushing insulator and connectable with an outside of the encapsulation end with the high voltage potential and the field control is flush with a lateral surface of the mating contact
  • the tensioning means formed by the loop and possibly provided further loops can be installed without additional parts, such as insulating tubes or insulating rods, and without much space to form a mechanically stable varistor column in the active part.
  • the active part therefore has small dimensions transversely to the column axis.
  • the field control element in manufacturing technology favorable manner can be flush mounted on the lateral surface of the fixed mating contact of Gleitromean emblem and this can also be significantly reduced in this case the diameter of the enclosure
  • the active part and thus the Surge arrester can be made in a simple manner, namely by applying the loops on the bearings and tightening the loops, such as with a pressure screw acting on a pressure plate or by heating the heat-shrinkable fibers containing loops.
  • the arrester due to heating occurring expansion of the varistor column in the direction of the column axis is also compensated by the sliding contact arrangement in an advantageous manner.
  • the loops are arranged in a gas atmosphere which, during operation of the surge arrester, produces aggressive cleavage products due to moisture and partial discharges which can react with certain fiber materials, such as quartz, and thereby possibly impair the strength of the loops and thus the reliability of the arrester, then it is recommended itself to provide as a material for the loops a composite based on a fiber-reinforced polymer and to coat this composite with a cleavage product-resistant protective varnish and / or to use slit-product-resistant fibers.
  • a large height of the active part with good mechanical stability is achieved when the varistor column has at least two partial columns, of which the first contains the high voltage electrode, a first stack of varistors, a first intermediate electrode and a first loop and optionally further first loops and the second Partial column the earth electrode, a second stack of varistors, a second intermediate electrode and a second loop and possibly further second loops,
  • Such a surge arrester can be operated with high nominal voltages, although it has only one or only a small number of series-connected varistor columns.
  • the varistor arranged between the first and the second part of the column column at least a third column having a third intermediate electrodes held on the third intermediate electrode, a third stack of varistors, a held on the first intermediate electrode or a fourth column fourth intermediate electrode and a third Loop and possibly other third loops, can still be achieved with good mechanical stability of the varistor column even greater height.
  • a particularly high stability of the varistor column and thus a particularly high reliability of the arrester according to the invention is achieved when two partial columns arranged adjacent in the varistor column have a common intermediate electrode.
  • At least two varistor columns arranged side by side should be provided, which each have at least two insulators, of which a first one separates the potentials of two varistors adjacent in the varistor column to form two mutually electrically insulated column sections serves and the second of the separation of the potential of a varistor from the potential of an electrode of this varistor column.
  • At least two current connectors are then provided, of which a first provided in a first varistor column first column portion with the provided in the second varistor column first column section and the second power connector, the first column section of the second varistor column with the second column section of the first or a third varistor column connects that the varistor columns are connected in series by electrically interconnecting the column sections.
  • the two annular ends of the insulators each provide a tipping support for a varistor or an electrode of the varistor column and thus contribute in addition to the loops essential to a mechanically stable active part.
  • At least one of the current connectors should contain a detachable connection, in particular a plug connection. At least part of the varistor columns can then be manufactured very easily by mechanically connecting the assembly units, independently of the current connectors necessary for the formation of the series connection. By closing the detachable connection, the desired circuit can then be realized after completion of the varistor columns.
  • the insulators provided in the multi-column active part are exposed to large electrical loads during operation of the arrester according to the invention, it is advisable to arrange a field control electrode on at least one of the two pipe ends of the insulators.
  • the electrical field acting in the isolator is thereby made uniform, and on the other hand, this electrode also serves to center the varistor adjacent to the varistor column.
  • the field control electrode has a ring-shaped bead. This bead serves to receive the pipe end and the centering of the insulator.
  • one of the current connectors can be molded onto the field control electrode. If at least one vent opening is formed in the pipe wall of the insulator, the insulating gas quickly penetrates into the interior of the insulator during assembly and during operation of the arrester and thus always ensures the operational safety of the arrester according to the invention.
  • the gas-insulated arrester according to the invention is characterized by a particularly compact design, when the field control element contains a composite formed by a polymeric matrix and a filler embedded in the matrix, which when loaded with an alternating electric field of up to 100Hz, a dielectric constant between 5 and 45 and / or has a non-linear current-voltage characteristic.
  • This composite acts macroscopically like an insulator. Therefore, the field control element close to the Varistorcicle resp. the Introduced Varistorkla or even on the Varistorchule resp. the varistor columns are arranged. The dimensions of the gas-filled enclosure can then transverse to the column axis, respectively. the column axes are kept very small.
  • a filler which contains a material of high dielectric constant, in particular conductivity black or a titanate, such as barium tanate, and / or microvaristors, which are formed at least partially from doped and sintered zinc oxide.
  • the in Fig.1 shown surge arrester has an executed as a pot axially symmetrical metal enclosure 1, in which an aligned along the encapsulation axis active part 2 is arranged.
  • the active part contains a varistor column 3, an electrode 4 which can be led to high voltage, an electrode 5 which can be led to ground potential and an element 6 arranged between the varistor column 3 and the encapsulation 1 and electrically connected to the high voltage electrode 4 for controlling an internal operation of the arrester the encapsulation 1 acting electric field.
  • the varistor column 3 is composed of two stacked sub-columns 7 and 7 ', each containing a plurality of stacked fully cylindrical varistor elements 8 of non-linear resistance material, such as based on metal oxide, in particular of suitably doped ZnO.
  • the partial columns 7, 7 ' are in each case mechanically stabilized by loops 9 which are designed to be electrically insulating and which are supported on two electrodes to form a stable assembly unit with prestressing.
  • the two electrodes are in the sub-column 7, the groundable electrode 5 and an intermediate electrode 10, in which the sub-column 7 'held on the intermediate electrode 10 in an electrically conductive intermediate electrode 11 and the high-voltage electrode 4.
  • the varistor column 3 no resp contains at least three partial columns, only the two electrodes 4 and 5 are provided, resp.
  • a middle partial column arranged between the two partial columns 7 and 7 ' has two intermediate electrodes which are mechanically and electrically connected to the two intermediate electrodes 10 and 11.
  • Each of the aforementioned electrodes contains two holders 12 (indicated only for the electrode 5), on each of which one end of two loops 9 is supported. Depending on the size of the Varistorcicle resp. It is also sufficient for the partial columns if only one loop or evenly distributed in the circumferential direction of the column three and more loops are used.
  • the loops 9 are made of a material resistant to fission products of the insulating gas. Depending on which composition has the insulating gas, different requirements are placed on the material, which are significantly lower in the case of an insulating gas based on nitrogen than in the case of an insulating material based on sulfur hexafluoride.
  • Such material is advantageously a composite based on fiber-reinforced polymers.
  • the fiber reinforcement is generally formed by wound glass or polymer based filaments, such as polyester, polyamide or polyimide, but may also otherwise incorporate structures incorporated into the polymer of the composite such as fabrics, tapes or mats. To protect the fiber reinforcement, the composite is coated with a cleavage product resistant protective varnish.
  • the fibers and optionally also the polymer embedding the fibers can be formed from a product which is resistant to cracking.
  • the cross-sectional profile of the loops can have virtually all between round and triangular lying forms. For manufacturing reasons, however, rectangular profile is preferable.
  • the varistor column constructed of partial columns, so instead of the two intermediate electrodes 10 and 11 one Fig.2 apparent single intermediate electrode 13 are used.
  • this intermediate electrode 13 then the holders 12 of the electrodes 10 and 11 are formed.
  • the brackets 12 for the two sub-columns 7 and 7 'associated loops 9 are arranged offset in the circumferential direction of the electrode 13 against each other.
  • the varistor column 3 has, depending on the voltage levels in which the arrester according to the invention is used, lengths that are in the meter range.
  • the varistor column heats up and expands in the direction of the column axis. Therefore, the high voltage electrode 4 is electrically connected to a contact element 14 of a sliding contact 15, respectively.
  • This contact element 14 may be molded into the high voltage electrode 4.
  • the contact element 14 slides in the direction of the column axis in an axially aligned bore 151 of a fixed counter-contact 16 of the sliding contact arrangement and thus compensates for this change in length.
  • the current transition from the mating contact 16 to the contact element 14 is characterized by an annular ensured.
  • the fixed mating contact 16 is held on a sealing gas-tight closing the terminal enclosure 17 and is connected with its located outside of the enclosure 1 end with a monitored by the arrester high voltage line. Since the loops 9 can be fixed to brackets 12, which are formed in the lateral surface or formed on the lateral surface, the contact element 14 and the high voltage electrode 4 can be made of one part.
  • the loops 9 are predominantly held in the electrodes 4, 5, 10, 11, 13 and take up little space in the radial direction.
  • the field control element 6 can therefore be attached flush to the lateral surface of the gas-tight guided by the enclosure, fixed counter-contact 16.
  • the diameter of the encapsulation 1 can therefore be considerably reduced.
  • FIG. 3 the active part instead of only one varistor column, two and more side by side arranged varistor columns 3, 3 '3 "have ..
  • These columns can be electrically connected in parallel for a higher current carrying capacity, but are generally - as well as in Figure 3 is shown - electrically connected in series.
  • This series connection is realized with the aid of insulators 18, 18 ', which enable sections of electrical interconnection of the columns arranged side by side.
  • the design of the arrester can be significantly shortened, which has a particularly advantageous effect when used in high voltage levels.
  • the insulators 18 each serve to separate the potentials of two in the varistor column 3, 3 'or 3 "adjacent varistors 8 to form two mutually electrically insulated column sections 19 and 20, whereas the insulators 18' of the separation of the potential of a varistor 8 of the varistor column from the potential
  • current connectors 21, 21 ' are provided which connect the column sections of the various varistor columns 3, 3', 3 "to one another.
  • the power connectors 21 connect the column sections 19 or 20 and the power connectors 21 the column sections 19 and 20.
  • the power connector 21 connects the column section 19 provided in the varistor column 3 'with the column section 19 provided in the varistor column 3 "and the power connector 21' connects the column section 19 of the varistor column 3 "with the column section 20 of the varistor column 3rd
  • the tube axes are respectively in the direction of the axes of the varistor columns.
  • the two annular ends of the insulators 18 each provide a kippfeste support for one of the varistors 8, one of the electrodes, for. B. 10, or optionally provided column-extending metal discs.
  • each of the two tube ends of the insulator 18 one of two field control electrodes 22 is mounted, which homogenize the electric field during operation of the arrester loads the insulator 18.
  • Each of the two field control electrodes 22 has an annular bead 23 for receiving the pipe end and for centering the insulator 18.
  • vents 25 are formed in the tube wall of the insulator.
  • the Offset Acid running active part 2 can be clamped between two holding plates, not shown, with the help of other loops. Operational changes in length of the varistor columns 3, 3 ', 3 "can then be compensated by elastically deformable force transducers 26, which are arranged in recesses of the electrodes 4, 5, 10, 11 and 13. One such - for example, current-conducting disc springs exhibiting - is in Fig.2 schematically shown.
  • the power connections to this multi-column active part are ensured by current connectors 27 and 28, which are each performed electrically isolated from the enclosure.
  • This in Figure 3 but active part can also be only part of an active part, the other part of the Varistorkla 3, 3 ', 3 "down added and electrically connected to the illustrated part via the power connector 27.

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  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Thermistors And Varistors (AREA)

Claims (13)

  1. Limiteur de surtensions isolé au gaz, comportant une enceinte (1) remplie de gaz isolant, réalisée de manière principalement axialement symétrique, constituée d'un matériau électriquement conducteur et comportant une partie active (2) disposée dans l'enceinte (1) et orientée le long de l'axe de l'enceinte, laquelle partie active comporte des varistances (8), une électrode (4) pouvant être mise à un potentiel à haute tension, une électrode (5) pouvant être mise au potentiel de la terre, au moins une électrode intermédiaire (10, 11, 13), des moyens de serrage et un élément (6) disposé entre la partie active (2) et l'enceinte (1) et pouvant être relié au potentiel à haute tension pour commander un champ électrique agissant lors du fonctionnement du limiteur de surtensions à l'intérieur de l'enceinte (1),
    dans lequel la partie active comporte au moins une colonne de varistances mécaniquement stable (3, 3', 3") qui est formée par serrage d'au moins un empilement des varistances (9) disposé entre deux des électrodes (4, 5, 10, 11, 13),
    caractérisé en ce que les moyens de serrage contiennent au moins une bride (9) constituée d'un matériau résistant aux produits de décomposition du gaz isolant, laquelle bride est montée sur deux électrodes (4, 5, 10, 11, 13) des colonnes de varistances (3, 3', 3"), qui sont soit l'électrode à haute tension (4), soit l'électrode (5) pouvant être mise à la terre et une électrode intermédiaire (10, 11, 13) soit deux électrodes intermédiaires,
    en ce que l'électrode à haute tension (4) est reliée de manière électriquement conductrice à un élément de contact (14) d'un système de contacts glissants (15) pouvant être mis au potentiel à haute tension,
    en ce qu'un contre-contact fixe (16) du système de contacts glissants (15) est maintenu sur un isolateur de traversée (17) fermant de manière étanche aux gaz l'enceinte (1) et pouvant être connecté au potentiel à haute tension par une extrémité se trouvant à l'extérieur de l'enceinte (1), et
    en ce que l'élément de commande de champ (6) est fixé de manière à affleurer à une surface d'enveloppe du contre-contact (16).
  2. Limiteur de surtensions selon la revendication 1, caractérisé en ce que la colonne de varistances (3) contient au moins deux colonnes partielles (7, 7') dont la première (7) contient l'électrode à haute tension (4), un premier empilement de varistances (8), une première électrode intermédiaire (11) ainsi que la première bride (9) et, le cas échéant, une autre première bride (9) et la deuxième colonne partielle (7') contient l'électrode pouvant être mise à la terre (5), un deuxième empilement de varistances (8), une deuxième électrode intermédiaire (10) ainsi qu'une deuxième bride (9) et, le cas échéant, une autre deuxième bride (9).
  3. Limiteur de surtensions selon la revendication 2, caractérisé en ce que la colonne de varistances (3) contient au moins une troisième colonne partielle disposée entre les première (7) et deuxième (7') colonnes partielles, comportant une troisième électrode intermédiaire maintenue sur la deuxième électrode intermédiaire (10), un troisième empilement de varistances, une quatrième électrode intermédiaire maintenue sur la première électrode intermédiaire (11) ou sur une quatrième colonne partielle ainsi qu'une troisième bride et, le cas échéant, une autre troisième bride.
  4. Limiteur de surtensions selon la revendication 2 ou 3, caractérisé en ce que deux colonnes partielles (7, 7') disposées de manière adjacente dans les colonnes de varistance (3) forment respectivement une unité de montage et sont connectées l'une à l'autre de manière amovible.
  5. Limiteur de surtensions selon l'une quelconque des revendications 2 à 4, caractérisé en ce que deux colonnes partielles (7, 7') disposées de manière adjacente dans les colonnes de varistance (3) comportent une électrode intermédiaire commune (13).
  6. Limiteur de surtensions selon la revendication 5, caractérisé en ce que l'élément de commande de champ contient un matériau composite formé d'une matrice polymère et d'un matériau de remplissage incorporé à la matrice, qui, lors d'une mise en charge par un champ électrique alternatif allant jusqu'à 100 Hz, présente une constante diélectrique comprise entre 5 et 45 et/ou une caractéristique courant-tension non linéaire.
  7. Limiteur de surtensions selon la revendication 1, caractérisé en ce qu'il est prévu au moins deux colonnes de varistances (3, 3', 3") disposées de manière adjacente l'une à l'autre, qui comportent respectivement au moins deux isolateurs (18, 18'), dont un premier (18) est utilisé pour séparer les potentiels de deux varistances (8) adjacentes dans les colonnes de varistances (3) en formant deux sections de colonnes (19, 20) électriquement isolées l'une vis-à-vis de l'autre et dont la deuxième (18') est utilisée pour séparer le potentiel d'une varistance (8) du potentiel d'une électrode (10) de ladite colonne de varistances, et en ce qu'il est prévu au moins deux connecteurs de puissance (21, 21') dont un premier (21) connecte la première section de colonne (19, 20) prévue dans une première colonne de varistances (3') à la première section de colonne (19) prévue dans la deuxième colonne de varistances (3") et dont le deuxième connecteur de puissance (21') connecte la première section de colonne (19) de la deuxième colonne de varistances (3") à la deuxième section de colonne (20) de la première ou d'une troisième colonne de varistances (3) de manière à ce que les colonnes de varistances (3, 3', 3") soient connectées en série en interconnectant électriquement les sections de colonnes (19, 20).
  8. Limiteur de surtensions selon la revendication 7, caractérisé en ce que les isolateurs (18, 18') sont respectivement réalisés sous la forme de tubes et présentent un axe de tube orienté dans la direction de l'axe de l'enceinte.
  9. Limiteur de surtensions selon l'une quelconque des revendications 7 ou 8, caractérisé en ce qu'au moins un connecteur de puissance (21, 21') contient une liaison amovible, notamment un connecteur (24).
  10. Limiteur de surtensions selon l'une quelconque des revendications 8 ou 9, caractérisé en ce qu'une électrode de commande de champ (22) est respectivement disposée sur au moins l'une des deux extrémités de tube des isolants (18, 18').
  11. Limiteur de surtensions selon la revendication 10, caractérisé en ce que l'électrode de commande de champ (22) présente une moulure réalisée sous la forme d'un anneau (23) pour recevoir l'extrémité de tube et pour centrer l'isolateur (18, 18').
  12. Limiteur de surtensions selon l'une quelconque des revendications 10 ou 11, caractérisé en ce que l'un des connecteurs de puissance (21) est formé sur l'électrode de commande de champ (22).
  13. Limiteur de surtensions selon l'une quelconque des revendications 8 à 12, caractérisé en ce qu'au moins une ouverture d'aération (25) est formée dans la paroi de tube de l'isolateur (18).
EP04405344.5A 2004-06-04 2004-06-04 Limiteur de surtensions avec isolation au gaz Expired - Lifetime EP1603141B1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
EP04405344.5A EP1603141B1 (fr) 2004-06-04 2004-06-04 Limiteur de surtensions avec isolation au gaz
US11/136,537 US7369390B2 (en) 2004-06-04 2005-05-25 Gas-insulated surge arrester
JP2005162562A JP2005347753A (ja) 2004-06-04 2005-06-02 ガス絶縁型のサージ・アレスタ
KR1020050047644A KR101122645B1 (ko) 2004-06-04 2005-06-03 가스 절연 서지 피뢰기, 및 상기 가스 절연 서지 피뢰기의 제조 방법
CN2005100752095A CN1707705B (zh) 2004-06-04 2005-06-03 气体绝缘式的电涌放电器及其制造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP04405344.5A EP1603141B1 (fr) 2004-06-04 2004-06-04 Limiteur de surtensions avec isolation au gaz

Publications (2)

Publication Number Publication Date
EP1603141A1 EP1603141A1 (fr) 2005-12-07
EP1603141B1 true EP1603141B1 (fr) 2016-08-24

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EP04405344.5A Expired - Lifetime EP1603141B1 (fr) 2004-06-04 2004-06-04 Limiteur de surtensions avec isolation au gaz

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US (1) US7369390B2 (fr)
EP (1) EP1603141B1 (fr)
JP (1) JP2005347753A (fr)
KR (1) KR101122645B1 (fr)
CN (1) CN1707705B (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007010857A1 (de) * 2007-03-01 2008-09-04 Siemens Ag Überspannungsableiter mit einer Varistoranordnung und Varistormodul zur Verwendung in einem Überspannungsableiter
DE102007027411A1 (de) * 2007-06-11 2008-12-18 Siemens Ag Überspannungsableiteranordnung
EP2466596B1 (fr) 2010-12-16 2013-08-28 ABB Research Ltd. Composant doté d'une protection contre les surtensions et leur procédé de contrôle
EP2713375A1 (fr) * 2012-09-28 2014-04-02 Siemens Aktiengesellschaft Paratonnerre
WO2014173462A1 (fr) * 2013-04-26 2014-10-30 Siemens Aktiengesellschaft Parafoudre encapsulé
DE102013213443A1 (de) * 2013-07-09 2015-01-15 Siemens Aktiengesellschaft Betriebsverfahren einer Elektroenergieübertragungseinrichtung sowie Entladungsanordnung für eine Elektroenergieübertragungseinrichtung
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JP2005347753A (ja) 2005-12-15
EP1603141A1 (fr) 2005-12-07
CN1707705A (zh) 2005-12-14
KR101122645B1 (ko) 2012-03-09
US7369390B2 (en) 2008-05-06
US20050270719A1 (en) 2005-12-08
CN1707705B (zh) 2011-03-30
KR20060048160A (ko) 2006-05-18

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