EP1248276B1 - Organe de commande pour contrôler les contacts d'un disjoncteur d'un dispositif de coupure électrique - Google Patents

Organe de commande pour contrôler les contacts d'un disjoncteur d'un dispositif de coupure électrique Download PDF

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Publication number
EP1248276B1
EP1248276B1 EP02005712A EP02005712A EP1248276B1 EP 1248276 B1 EP1248276 B1 EP 1248276B1 EP 02005712 A EP02005712 A EP 02005712A EP 02005712 A EP02005712 A EP 02005712A EP 1248276 B1 EP1248276 B1 EP 1248276B1
Authority
EP
European Patent Office
Prior art keywords
actuating
actuating means
interrupters
transmission element
movement
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
EP02005712A
Other languages
German (de)
English (en)
Other versions
EP1248276A1 (fr
Inventor
Werner Heinzelmann
Erwin Reichl
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Schneider Electric Sachsenwerk GmbH
Original Assignee
Alstom Sachsenwerk GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Alstom Sachsenwerk GmbH filed Critical Alstom Sachsenwerk GmbH
Publication of EP1248276A1 publication Critical patent/EP1248276A1/fr
Application granted granted Critical
Publication of EP1248276B1 publication Critical patent/EP1248276B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02—Details
    • H01H33/022—Details particular to three-phase circuit breakers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H3/00—Mechanisms for operating contacts
    • H01H3/32—Driving mechanisms, i.e. for transmitting driving force to the contacts
    • H01H3/42—Driving mechanisms, i.e. for transmitting driving force to the contacts using cam or eccentric
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
    • H01H33/66—Vacuum switches
    • H01H33/666—Operating arrangements

Definitions

  • the present invention relates to actuating means for Actuation of several switching distances one Circuit breaker of an electrical panel arrangement.
  • the actuating means have an actuating element for Actuation of the switching distances on.
  • the invention relates also an electrical control panel arrangement for use in a switchgear, with at least one Circuit breaker, the switching paths through Actuating means can be actuated with an actuating element are.
  • a Control panel arrangement has next to a circuit breaker usually also disconnect and earthing switches.
  • Circuit breakers are capable of operating and To switch short-circuit currents.
  • Disconnect switch switched almost currentless; they pose when turning off a reliably displayed separation distance.
  • Earthing switches usually have a short-circuit making capacity and serve for safe grounding of the Network separated system parts.
  • Disconnector and earthing switch serve to protect people and equipment in the High and medium voltage systems. In doing so Disconnectors electrically in series with the Circuit breakers arranged. When interrupting a Arcs occur, the extinguishing of which is the task of Circuit breaker is.
  • actuation of the switching distances of a circuit breaker Actuating means used usually only one Have actuating element, the actuating movement via suitable gearboxes or deflection devices transfer all switching distances of the circuit breaker becomes.
  • Actuators from the prior art mentioned in different ways Embodiments known differ in particular in the way in which the actuating movement of the actuating element on the Switching distances of the circuit breaker is transmitted.
  • Out Actuators are known from the prior art, for example, which have a lever element for each switching distance, its rotational lever movement into one essentially deflected linear actuation movement of the switching path becomes. The lever movement of the lever elements is controlled by the Actuator of the. Actuator generated.
  • the known actuators have the disadvantage that they have a fairly complex structure with a variety of movable, in particular rotatable relative to each other, Components.
  • the invention is based on of the actuating means of the type mentioned at the beginning, that the actuating means one through the actuating element essentially transverse to the actuating movement of the Switching distances slidable and at the Panel arrangement guided distribution element and an im Essentially parallel to the actuation movement of the Switching distances movable, on the switchgear arrangement have guided transmission element with which the Switching distances are connected.
  • the distribution element and the transmission element are so relative to each other led to a sliding movement of the distributor element essentially transverse to the actuation movement to one Movement of the transmission element essentially parallel to the actuating movement and to actuating the Leads.
  • the actuating means according to the invention have Distribution element and a transmission element.
  • the Distribution element is from the actuator in Essentially transverse to the actuating movement of the Shifting distances shifted.
  • the transmission element is on the panel arrangement substantially parallel to the Actuating movement of the switching sections guided and is connected to the switching sections. A Sliding movement of the distributor element leads to a Movement of the transmission element and thus to one Actuation of the switching sections.
  • the actuating means according to the invention have a particularly simple construction with very few components on. They are particularly robust and less susceptible to Wear or other failures.
  • the distributor element and the transmission element over guide grooves and therein guided guide elements are guided relative to each other.
  • the distributor element advantageously has Guide grooves in which guide elements of the Transmission element are guided.
  • the history of the guide grooves is such that a sliding movement of the distributor element substantially transversely to that Actuating movement of the switching sections to one movement of the transmission element substantially parallel to that Actuation movement leads.
  • the parallel movement is on transmit the switching distances, and the switching distances are switched on or off.
  • the distributor element 9 via at least two lever elements on the Panel arrangement is guided.
  • the lever elements are like this arranged that the distributor element a movement relative to the panel arrangement substantially transverse to the Can perform actuating movement of the switching paths. More specifically, the lever elements are with their first End at the panel arrangement and with her opposite second end to the distributor element rotatably attached so that the attachment point of the Distribution element at the second end of the lever element the attachment point on the panel arrangement on a Circular arc rotates. With relatively small deflections of the Lever element and with a corresponding arrangement of Lever elements can this circular arc-shaped movement than in Essentially transverse to the actuation movement be designated.
  • the Transmission element over at least one other Lever element is guided on the panel arrangement.
  • the further lever element is arranged so that the Transmission element a movement relative to the Panel arrangement substantially parallel to that Can perform actuating movement of the switching paths.
  • the other lever element is with its first end on the panel arrangement and with its opposite second end to the transmission element rotatably attached so that the attachment point of the Transmission element at the second end of the lever element around the attachment point on the panel arrangement turns an arc.
  • the further lever element and a corresponding one This further lever element can be arranged circular arc movement as being substantially parallel to the actuating movement are called progressive.
  • the distribution element over at least two more Guide grooves and others slidably mounted therein Guide elements is guided on the panel arrangement.
  • the other guide grooves advantageously run in the Essentially transverse to the actuating movement of the Switching paths.
  • the distributor element preferably has at least two further guide grooves in which further guide elements of the panel arrangement are slidably mounted.
  • the Transmission element over at least two more Guide grooves and others slidably mounted therein Guide elements is guided on the panel arrangement.
  • the other guide grooves advantageously run in the Essentially parallel to the actuation movement of the Switching paths.
  • the transmission element at least two further guide grooves in which further guide elements of the panel arrangement are slidably mounted.
  • the transmission element two spaced apart and parallel to each other Has transmission element plates, between which the Distribution element is arranged.
  • the transmission element is advantageously as a profile with a U-shaped Cross section formed.
  • the two legs of the U-shaped Profiles form the ones arranged parallel to each other Transfer element plates. Between the two legs the distributor element is arranged.
  • the actuating means means for Generation of a contact force between switching contacts Switching distances when the switching distances are closed have that between the actuator and the Switching distances are arranged. It is conceivable that the Contact force through appropriate training of Guide grooves is generated. The could Guide grooves a guide area with a relative have a slight slope along which the Distribution element or the transmission element is guided, if the switching distances are already closed. Thereby is a contact force on the closed switching contacts exercised.
  • the means for generating a are advantageously Contact force designed as contact force springs between the transmission element and the switching paths Act.
  • the guide grooves between the distributor element and the transmission element are designed so that the Transmission element continued along a slope will continue towards the closed position of the Switching distances is moved, although the switching distances are already closed. This creates a contact force on the switching contacts of the switching paths, the size the contact force from the design of the contact force springs is dependent.
  • the contact force springs are advantageously as cylindrical helical compression springs educated.
  • the guide grooves between the distributor element and the Transmission element have an increasing course.
  • the slope of the guide grooves must be designed so that moving the manifold element essentially transverse to the actuating movement of the switching distances to one sufficiently large movement of the transmission element in Essentially parallel to the actuation movement of the Switching paths leads to the switching contacts of the Switching distances at least from their open to one contact contact position and vice versa can. If on the switch contacts in their contact contact position also a contact force should be exercised, the guide grooves must be so be interpreted that a further movement of the Distribution element substantially across the Actuation movement another movement of the Transmission element in the direction of the closed position which causes switch contacts.
  • the Guide grooves two merging guide areas have different slopes, with the Closing the switching paths first the first Guide area with the larger slope for moving the Switch contacts of the switching paths from the open to the contact position and then the second Guide area with the smaller pitch for compression of contact force springs and for generating contact force the switch contacts in the contact-making position is passed through.
  • the second Management area changes into a third management area, which is almost transverse to the actuating movement of the Switching distances runs and for setting the Switch contacts of the switching paths in the position under contact force.
  • a fourth management area the almost transverse to the actuation movement of the switching sections runs and to define the switch contacts in the open position serves in the first management area about.
  • the panel arrangement is designed as a gas-insulated panel arrangement.
  • SF6 gas used for the isolation of the panel arrangement.
  • FIG. 1 are actuating means for actuating Switching distances of a circuit breaker of an electrical Panel arrangement in its entirety with the Reference number 1 marked.
  • the actuating means 1 are in a housing 2 of the electrical Panel arrangement arranged.
  • the actuating means 1 have a distributor element 3, in the two Guide grooves 4 are embedded.
  • the distributor element 3 is essentially transverse to by means of two lever elements 5 an actuating movement 6 of the switching distances of the Circuit breaker (not shown) on the Panel arrangement slidably guided (movement 17).
  • On End 5a of the lever elements 5 is on the distributor element 3 and the other end 5b of the lever elements 5 is at the Panel arrangement pivotally mounted.
  • the Distribution element 3 is by an actuator (not shown) of the actuating means 1 essentially transversely shifted to the actuating movement 6 of the switching distances.
  • the actuating means 1 also have a Transmission element 7 through which the distributor element 3 is indirectly connected to the switching sections.
  • On the transmission element 7 are three rod elements 8 attached, the connection of the transmission element 7th to the switching sections.
  • the transmission element 7 is by means of a further lever element 9 on the Panel arrangement attached.
  • a first end 9a of the Lever element 9 is on the transmission element 7 and that second end 9b pivotable on the panel arrangement hinged.
  • the lever element 9 prevents movement of the Transmission element 7 in one direction essentially transverse to the actuating movement of the switching sections and only allows movement of the transmission element 7 in a direction substantially parallel to that Actuating movement 6 of the switching sections (movement 18).
  • the transmission element 7 has two guide elements 10 on in the guide grooves 4 of the distributor element 3 are guided.
  • the guide grooves 4 have an oblique course, so that moving the Distribution element 3 substantially transversely to the Actuating movement 6 of the switching paths to one movement of the transmission element 7 substantially parallel to that Actuating movement 6 of the switching paths and to one Actuation of the switching paths leads.
  • position of the actuating means 1 are Circuit breakers of the circuit breaker closed.
  • the actuating means 1 finally have a cylindrical shape Helical compression springs 13 designed contact springs for Generation of a contact force between the switch contacts of the switching distances of the circuit breaker.
  • the Helical compression springs 13 are between the Actuator and the switching paths, more precisely arranged in the rod elements 8. You act between that Transmission element 7 and the switching paths.
  • Fig. 2 shows the actuating means 1 of Fig. 1 in section along the line II-II. Matching components are with the same reference numerals.
  • the guide grooves 4 have several guide areas.
  • the two main guide areas of the guide grooves 4 are two merging guide areas 4a, 4b with different slopes.
  • the first guide area 4a is moved by moving the Drive through distributor element 3 by route v1 and lead to an actuation movement s1 (see FIG. 6).
  • the Actuating movement s1 is used to move the switch contacts 11 of the switching distances 12 from the open position (Fig. 5) in the contact-contact position (Fig. 4).
  • the second Guide area 4b is moved by moving the Drive through distributor element 3 by route v2 and lead to an actuating movement s2.
  • the actuation movement s2 serves to deflect the contact force springs 13 in the Contact-touching position of the switch contacts 11 (Fig. 4).
  • the second guide area 4b goes into a third Guide area 4c, which is almost transverse to the Actuating movement 6 of the switching paths 11 runs.
  • the third management area is used to define the Switch contacts 11 of the switching paths 12 in the spring-loaded position (Fig. 3).
  • a fourth Guide area 4d which is almost transverse to the Actuating movement 6 of the switching paths 11 runs goes in the first guide area 4a.
  • the fourth Guide area 4d is used to fix the switch contacts 11 in the open position (Fig. 5).
  • FIG. 7 and 8 show actuating means 1 according to a second embodiment of the present invention in one Side view and in section along the line VIII-VIII. The same was used for matching components Reference numerals used.
  • this is Distributor element 3 in FIGS. 7 and 8 not by means of Lever elements 5, but by means of further guide grooves 14 slidably guided on the panel arrangement.
  • the further guide grooves 14 extend transversely to the Actuating movement 6 of the switching sections 12.
  • In the further guide grooves 14 are further guide elements 15 slidably added. Through the interaction of the further guide grooves 14 and the other Guide elements 15 can only cross the distributor element the actuating movement 6 of the switching sections 12 shifted become.
  • the transmission element 7 is not means a lever element 9, but by means of another Guide grooves 16 slidable on the panel arrangement guided.
  • the further guide grooves 16 run parallel to the actuating movement 6 of the switching sections 12.
  • In the further guide grooves 16 are the other Guide elements 15 slidably added.
  • the distribution element 3 and the transmission element 7 have a U-shaped cross section. This allows the Actuating means 1 according to the invention in particular be trained to save space.
  • the transmission element 7 is within the distribution element 3 and the Helical compression springs 13 are within the Transfer element 7 arranged.

Landscapes

  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
  • Keying Circuit Devices (AREA)
  • Breakers (AREA)
  • Rotary Switch, Piano Key Switch, And Lever Switch (AREA)
  • Slide Switches (AREA)
  • Patch Boards (AREA)

Claims (21)

  1. Organe de manoeuvre (1) pour la commande de plusieurs voies de contact (12) d'un disjoncteur d'un dispositif d'installation de distribution électrique qui comporte un élément de commande, ledit organe de manoeuvre (1) comportant un élément de répartition (3) qui est monté à coulissement dans une direction sensiblement transversale par rapport au mouvement de la commande (6) des voies de contact (12) et qui est guidé sur le dispositif d'installation de distribution, caractérisé en ce que l'organe de manoeuvre (1) comporte un élément de transmission (7) qui peut se déplacer dans une direction sensiblement parallèle au mouvement de la commande (6) des voies de contact (12), qui est guidé sur le dispositif d'installation de distribution et au moyen duquel les voies de contact (12) sont en liaison, l'élément de répartition (3) et l'élément de transmission (7) étant guidés relativement l'un par rapport à l'autre de telle manière qu'un mouvement de coulissement de l'élément de répartition (3) dans une direction sensiblement transversale par rapport au mouvement de la commande (6) entraíne un mouvement de l'élément de transmission (7) dans une direction sensiblement parallèle au mouvement de la commande (6) et un actionnement des voies de contact (12).
  2. L'organe de manoeuvre (1) selon la revendication 1, caractérisé en ce que l'élément de répartition (3) et l'élément de transmission (7) sont guidés relativement l'un par rapport à l'autre au moyen de rainures de guidage (4) et d'éléments de guidage (10) qui sont guidés dans ces dernières.
  3. L'organe de manoeuvre (1) selon la revendication 2,
    caractérisé en ce que l'élément de répartition (3) comporte des rainures de guidage (4) dans lesquelles des éléments de guidage (10) de l'élément de transmission (7) sont guidés par coulissement.
  4. L'organe de manoeuvre (1) selon l'une des revendications 1 à 3, caractérisé en ce que l'élément de répartition (3) est guidé sur le dispositif d'installation de distribution électrique par l'intermédiaire d'au moins deux éléments de levier (5).
  5. L'organe de manoeuvre (1) selon l'une des revendications 1 à 4, caractérisé en ce que l'élément de transmission (7) est guidé sur le dispositif d'installation de distribution électrique par l'intermédiaire d'au moins un autre élément de levier (9).
  6. L'organe de manoeuvre (1) selon l'une des revendications 1 à 5, caractérisé en ce que l'élément de répartition (.3) est guidé sur le dispositif d'installation de distribution électrique par l'intermédiaire d'au moins deux autres rainures de guidage (14) et d'autres éléments de guidage (15) qui sont montés à coulissement dans ces dernières.
  7. L'organe de manoeuvre (1) selon la revendication 6, caractérisé en ce que les autres rainures de guidage (14) s'étendent dans une direction sensiblement transversale par rapport au mouvement de la commande (6) des voies de contact (12).
  8. L'organe de manoeuvre (1) selon la revendication 7, caractérisé en ce que l'élément de répartition (3) comporte au moins deux autres rainures de guidage (14) dans lesquelles des autres éléments de guidage (15) du dispositif d'installation de distribution électrique sont montés à coulissement.
  9. L'organe de manoeuvre (1) selon l'une des revendications 1 à 8, caractérisé en ce que l'élément de transmission (7) est guidé sur le dispositif d'installation de distribution électrique par l'intermédiaire d'au moins deux autres rainures de guidage (16) et d'autres éléments de guidage (15) qui sont montés à coulissement dans ces dernières.
  10. L'organe de manoeuvre (1) selon la revendication 9, caractérisé en ce que les autres rainures de guidage (16) s'étendent dans une direction sensiblement parallèle au mouvement de la commande (6) des voies de contact (12).
  11. L'organe de manoeuvre (1) selon la revendication 9 ou 10, caractérisé en ce que l'élément de transmission (7) comporte au moins deux autres rainures de guidage (16) dans lesquelles d'autres éléments de guidage (15) du dispositif d'installation de distribution électrique sont montés à coulissement.
  12. L'organe de manoeuvre (1) selon l'une des revendications 1 à 11, caractérisé en ce que l'élément de transmission (7) comporte deux plaques d'élément de transmission qui sont disposées à distance l'un de l'autre et parallèlement entre elles et entre lesquelles est disposé l'élément de répartition (3).
  13. L'organe de manoeuvre (1) selon la revendication 12, caractérisé en ce que l'élément de transmission (7) est réalisé sous la forme d'un profilé dont la section transversale est en forme de "U".
  14. L'organe de manoeuvre (1) selon l'une des revendications 1 à 13, caractérisé en ce que l'organe de manoeuvre (1) comporte des moyens qui sont destinés à produire une force de contact entre des contacts de contact (11) des voies de contact (12) quand les voies de contact (12) sont fermées et qui sont disposés entre l'élément de commande et les voies de contact (12).
  15. L'organe de manoeuvre (1) selon la revendication 14, caractérisé en ce que les moyens destinés à produire une force de contact sont réalisés sous la forme de ressorts de force de contact (13) qui agissent entre l'élément de transmission (7) et les voies de contact (12).
  16. L'organe de manoeuvre (1) selon la revendication 15, caractérisé en ce que les ressorts de force de contact (13) sont réalisés sous la forme de ressorts à boudin cylindriques.
  17. L'organe de manoeuvre (1 ) selon l'une des revendications 1 à 16, caractérisé en ce que les rainures de guidage (4) comportent deux zones de guidage (4a, 4b) qui s'entremêlent et qui présentent des inclinaisons différentes et en ce que, lors de la fermeture des voies de contact (12), c'est tout d'abord la première zone de guidage (4a), qui présente la plus grande inclinaison, qui est parcourue pour déplacer les contacts de contact (11) des voies de contact (12) de leur position d'ouverture vers leur position de mise en contact et que c'est ensuite la deuxième zone de guidage (4b), qui présente la plus petite inclinaison, qui est parcourue pour comprimer les ressorts de force de contact (13) et pour produire la force de contact sur les contacts de contact (11) qui se trouvent dans leur position de mise en contact.
  18. L'organe de manoeuvre (1) selon la revendication 17, caractérisé en ce que la deuxième zone de guidage (4b) passe dans une troisième zone de guidage (4c) qui s'étend dans une direction presque transversale par rapport au mouvement de la commande (6) des voies de contact (12) et qui sert à fixer les contacts de contact (11) des voies de contact (12) dans leur position d'application de la force de contact.
  19. L'organe de manoeuvre (1) selon la revendication 17 ou 18, caractérisé en ce qu'une quatrième zone de guidage (4d), qui s'étend dans une direction presque transversale par rapport au mouvement de la commande (6) des voies de contact (12) et qui sert à fixer les contacts de contact (11) des voies de contact (12) dans leur position d'ouverture, passe dans la première zone de guidage (4a).
  20. Dispositif d'installation de distribution électrique, qui est destiné à l'utilisation dans un poste de distribution électrique et qui comporte un disjoncteur dont les voies de contact (12) peuvent être actionnées par un organe de manoeuvre (1) comportant un élément de commande, caractérisé en ce que le dispositif d'installation de distribution électrique comporte un organe de manoeuvre (1) selon l'une des revendications précédentes.
  21. Dispositif d'installation de distribution électrique selon la revendication 20, caractérisé en ce que le dispositif d'installation de distribution électrique est réalisé sous la forme d'un dispositif d'installation de distribution électrique à isolation par le gaz.
EP02005712A 2001-04-06 2002-03-13 Organe de commande pour contrôler les contacts d'un disjoncteur d'un dispositif de coupure électrique Expired - Lifetime EP1248276B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10117092 2001-04-06
DE10117092A DE10117092A1 (de) 2001-04-06 2001-04-06 Betätigungsmittel zum Betätigen von Schaltstrecken eines Leistungsschalters einer elektrischen Schaltfeldanordnung

Publications (2)

Publication Number Publication Date
EP1248276A1 EP1248276A1 (fr) 2002-10-09
EP1248276B1 true EP1248276B1 (fr) 2003-10-08

Family

ID=7680564

Family Applications (1)

Application Number Title Priority Date Filing Date
EP02005712A Expired - Lifetime EP1248276B1 (fr) 2001-04-06 2002-03-13 Organe de commande pour contrôler les contacts d'un disjoncteur d'un dispositif de coupure électrique

Country Status (5)

Country Link
EP (1) EP1248276B1 (fr)
AT (1) ATE251795T1 (fr)
DE (2) DE10117092A1 (fr)
ES (1) ES2203605T3 (fr)
PT (1) PT1248276E (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102646546B (zh) * 2012-05-20 2015-02-11 西安兴汇电力科技有限公司 自取能智能真空断路器
CN104882338B (zh) * 2014-02-27 2017-07-07 西门子公司 机械联动断路器

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3590186A (en) * 1968-12-19 1971-06-29 Allis Chalmers Mfg Co Vacuum interrupter having series connected resistor and shunting means for the latter
US3787649A (en) * 1972-08-04 1974-01-22 Allis Chalmers Vacuum switch cam operating mechanism with contact loading compression spring
CH661145A5 (de) * 1982-12-17 1987-06-30 Sprecher Energie Ag Hochspannungsschalter mit einschaltwiderstand.
SE457582B (sv) * 1987-04-09 1989-01-09 Asea Ab Trepolig hoegspaenningsbrytare
EP0817225A1 (fr) * 1996-06-26 1998-01-07 GEC Alsthom T&D AG Disjoncteur multipolaire, en particulier pour haute tension
DE19848195A1 (de) * 1998-10-20 2000-04-27 Abb Patent Gmbh Antrieb für eine Vakuumschaltkammer
US6659517B1 (en) * 1998-12-16 2003-12-09 Siemens Aktiengesellschaft Apparatus for transmitting a movement between components
DE19905026C2 (de) * 1999-01-28 2001-02-08 Siemens Ag Hochspannungsleistungsschalter mit wenigstens drei Schalterpolen
DE19905024C1 (de) * 1999-01-28 2000-11-16 Siemens Ag Hochspannungsleistungsschalter mit wenigstens zwei Schalterpolen
DE19924621A1 (de) * 1999-05-28 2000-11-30 Alstom Sachsenwerk Gmbh Elektrische Schaltfeldanordnung zum Einsatz in einer luftisolierten Schaltanlage

Also Published As

Publication number Publication date
DE50200065D1 (de) 2003-11-13
PT1248276E (pt) 2004-03-31
DE10117092A1 (de) 2002-10-10
EP1248276A1 (fr) 2002-10-09
ES2203605T3 (es) 2004-04-16
ATE251795T1 (de) 2003-10-15

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