EP1284491A1 - Appareil de commutation - Google Patents

Appareil de commutation Download PDF

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Publication number
EP1284491A1
EP1284491A1 EP01810788A EP01810788A EP1284491A1 EP 1284491 A1 EP1284491 A1 EP 1284491A1 EP 01810788 A EP01810788 A EP 01810788A EP 01810788 A EP01810788 A EP 01810788A EP 1284491 A1 EP1284491 A1 EP 1284491A1
Authority
EP
European Patent Office
Prior art keywords
switching device
shift linkage
lever
lever system
shaft
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP01810788A
Other languages
German (de)
English (en)
Other versions
EP1284491B1 (fr
Inventor
Olaf Hunger
Kurt Dahinden
Thomas Schoenemann
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.)
ABB Schweiz AG
Original Assignee
ABB Schweiz AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to AT01810788T priority Critical patent/ATE349766T1/de
Application filed by ABB Schweiz AG filed Critical ABB Schweiz AG
Priority to EP01810788A priority patent/EP1284491B1/fr
Priority to DE50111737T priority patent/DE50111737D1/de
Priority to CN02820440.9A priority patent/CN1280859C/zh
Priority to JP2003522120A priority patent/JP4146338B2/ja
Priority to PCT/CH2002/000443 priority patent/WO2003017305A1/fr
Priority to RU2004107512/09A priority patent/RU2285308C2/ru
Priority to US10/485,866 priority patent/US6943307B2/en
Publication of EP1284491A1 publication Critical patent/EP1284491A1/fr
Application granted granted Critical
Publication of EP1284491B1 publication Critical patent/EP1284491B1/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
    • H01H3/46—Driving mechanisms, i.e. for transmitting driving force to the contacts using rod or lever linkage, e.g. toggle

Definitions

  • the invention relates to the field of high-performance switch technology, in particular to a switching device for switching high electrical currents and voltages according to the preamble of claim 1.
  • Such a switching device is for example a generator switch for each of three phases each having a similar switch pole.
  • a Switch pole is designed as a metal-enclosed switch and has a insulating gas filled Extinguishing chamber, in the rated current and power contacts the associated phase.
  • Next has such Switch pole via a rotatable axis, the transmission of a force of Ground potential on a present in the quenching chamber high voltage potential serves.
  • the rated current and power current contacts merged or separated to the respective Phase on or off.
  • the switch poles each have a bottom flange, which is at ground potential and fixed on a pole frame of a pole frame of the generator switch is.
  • the rotatable axes protrude so far out of the floor flanges out that they are below the Polrahmenticians, so at the switch poles opposite side of the Polrahmenticians, are driven.
  • Each of the rotatable axles is by means of two levers and a bracket under the Pole-shaped table with a likewise under the Polrahmentisch located Shift linkage connected.
  • This shift linkage comprises a composite of several sub-rods Rod and a tab. At one of its ends is the shift linkage by means of the tab with a drive rod of a hydraulic spring-loaded drive connected such that a translational movement of Drive rod through the shift linkage and the two levers and the bracket is converted into a rotation of the rotatable axis.
  • the drive is arranged laterally next to the pole frame, wherein the drive rod at least approximately in an imaginary axial extension of the shift linkage What is the most direct transmission of a movement of the Drive rod allowed on the shift linkage.
  • a switching device of the aforementioned To create type which does not have the disadvantages mentioned above.
  • the space taken up by the switching device should be smaller become.
  • the claimed by the switching device space to Structural conditions to be flexibly adaptable.
  • An additional installation Such a switching device should also be used in confined structural conditions be enabled.
  • the switching device should also from the point of view be more stable executable seismic load.
  • the inventive switching device is a gear and a second Shift linkage provided.
  • This second shift linkage connects one Drive rod of a drive to the gearbox, and the gearbox is with a first shift linkage of the switching device connected. It will possible to arrange the drive in a selectable place in the room and to reduce the space requirement of the switching device.
  • the switching device can be designed such that an angle ⁇ between the longitudinal axis of the first shift linkage and a projection the longitudinal axis of the drive rod is selectable in a first plane, wherein the First level defined by being perpendicular to a rotatable one Axis of a switch pole is and the longitudinal axis of the first shift linkage contains.
  • the drive can be arranged such that the longitudinal axis of the Drive rod lies in a second plane, parallel to the said first level and different from this first level. It will possible to flexibly adapt the switchgear to structural conditions.
  • the transmission comprises a first and a second rocker arm and a shaft that the rocker arms with each other connects, wherein by the first rocker lever, the first shift linkage connected to the shaft and through the second rocker lever the second shift linkage is connected to the shaft, and wherein the shaft rotatably mounted.
  • This embodiment can be produced very inexpensively, and by a corresponding configuration of the shaft is the distance the first level of the second level selectable.
  • this embodiment is when a rotational axis of the shaft substantially is aligned parallel to the longitudinal axis of the rotatable axis, and the two rocker levers are aligned perpendicular to this axis of rotation are.
  • an arrangement of the drive, in which the longitudinal axis the drive rod in said first or said second Level is particularly robust and easy to implement.
  • the shaft has at least an external toothing and at least one of the rocker lever one to matching internal toothing.
  • the drive substantially on a side facing away from the at least one switch pole Pole frame is arranged.
  • the drive can be arranged within the pole frame, and the space required by the switching device can be minimized.
  • FIG. 1 shows schematically in side view, partially in section, an inventive Switching device when switched off.
  • the switching device is designed as a generator switch and has three symbolically represented Switch poles 1,1 ', 1' 'and a drive 2 on.
  • Each of the switch poles includes an active part 3,3 ', 3' ', which in normal operation on a High voltage potential is a bottom flange 4,4 ', 4' ', the ground potential is located, and an insulator 5,5 ', 5' ', the active part 3,3', 3 '' with the Bottom flange 4,4 ', 4' 'connects.
  • the bottom flanges 4,4 ', 4' ' are rigid with each a bolt 28,28 ', 28' 'connected and are in a row next to each other mounted on a Polrahmentisch 6 of a pole frame 7, which with a foundation F is connected.
  • Each of the switch poles 1,1 ', 1 has a rotatable shaft 8,8 ', 8' ', the transmission of a force from the at ground potential drive 2 to the high voltage potential lying active part 3,3 ', 3' 'is used.
  • With each of the rotatable axes 8,8 ', 8' ' is in each case an insulating intermediate piece 9,9 ', 9' 'connected, the potential difference bridged.
  • Each of the rotatable axes 8,8 ', 8' 'and each bolt 28,28', 28 '' protrudes from the associated bottom flange 4,4 ', 4' out to below the Polrahmentisch 6, that is, except for the switch poles 1,1 ', 1' 'facing away Side of the polar frame 6.
  • There they are each with a lever system 10,10 ', 10' ', which also has a below the Polrahmenticians 6 arranged first shift linkage 11 movably connected is.
  • This first shift linkage 11 has a first movable on both sides Tab 12 and several non-positively interconnected in a row arranged sub-rods 13,13 ', 13' 'on.
  • the longitudinal axis S of the first shift linkage extends 11 parallel to the intersections of the rotatable axes 8,8 ', 8' ' with the said first level.
  • the first shift linkage 11 is close to one of his Ends rotatably connected to a first rocker arm 14, the one Lever arm has a lever length L.
  • This first rocker lever 14 is a Part of a designed here as a leverage transmission 15, the In addition, still a shaft 15a and a second rocker lever 20 includes.
  • the first rocker lever 14 is substantially parallel to the first plane arranged and has a releasable positive connection with the shaft 15a on. This connection is by an internal toothing 16 of the first Rocker lever 14 and a matching outer teeth 17 of the shaft 15a realized, as shown in Figure 1.
  • An axis of rotation 18 of the corrugation 5a is oriented substantially parallel to the rotatable axes 8,8 ', 8' '.
  • the shaft 1 5a is rotatably mounted about its axis of rotation 18.
  • an angle ⁇ which is typically between about 25 ° and about 40 °, and preferably is about ⁇ ⁇ 35 °.
  • first rocker arm 14 side facing away from the bearing 19 has the shaft 15a also has an external toothing, which is a detachable positive connection of the shaft 1 5a with the second rocker lever 20th represents, which is similar to the first rocker arm 14.
  • This second rocker arm 20 has a matching internal toothing and has a lever length L ', here equal to the lever length L of the first rocker arm 14 is.
  • the second rocker lever 20 is connected to a second shift linkage 21, which a rod 22 and a double-sided movable second tab 23 has.
  • This second tab 23 connects the second rocker lever 20 with the rod 22 of the second shift linkage 21, which with a Drive rod 24 of the drive 2 is non-positively connected.
  • the pole 22 of the second shift linkage 21 and the drive rod 24 of the drive 2 and the second tab 23 are substantially along a common Longitudinal axis arranged one behind the other.
  • Trained as a hydraulic spring-loaded actuator drive 2 is under arranged the Polrahmentisch 6 and by means of a fastening, not shown connected to the pole frame 7.
  • FIG 2 shows schematically a plan view of a section II-II 'of the inventive Switching device of Figure 1.
  • the said lever systems 10, 10 ', 10' ' are shown in more detail in this figure. They each include one with the associated rotatable shaft 8,8 ', 8' 'rigidly connected bracket 25,25 ', 25' 'and a respective curved lever 26,26', 26 '' and each an angle lever 27,27 ', 27' '.
  • the bracket 25,25 ', 25' ' is with the curved Lever 26,26 ', 26' 'rotatably connected.
  • At a second end is the curved lever 26,26 ', 26' 'with a first leg of the angle lever 27,27 ', 27' 'rotatably connected.
  • angle lever 27,27 ', 27' ' with the part of rod 13,13', 13 '' of the first shift linkage 11 rotatably connected and on a second leg 27 a with the Bolt 28,28 ', 28' 'rotatably connected.
  • the bolts 28,28 ', 28' ' are with the bottom flanges 4,4 ', 4' 'and thus with the switch poles 1,1', 1 '' rigidly connected.
  • the rotation of the shaft 15a causes a rotational movement of the first rocker arm 14.
  • This rotational movement in a movement of the sub-rods 13,13 ', 13' 'of the first shift linkage 11th transformed.
  • This movement consists of a translation movement along the longitudinal axis S of the first shift linkage 11 and a lateral movement of the first shift linkage 11 within the first Level.
  • This lateral movement arises because of the partial bars 13,13 ', 13' 'with the angle levers 27,27', 27 '' are connected, the again with the with the bottom flanges 4,4 ', 4' 'rigidly connected Bolt 28,28 ', 28' 'are rotatably connected.
  • the angle lever 27,27 ', 27' ' and thus the positions of the connections between the angle levers 27,27 ', 27' 'and the sub-rods 13,13', 13 '' thus move on Circular paths around the rigidly connected to the bottom flanges 4,4 ', 4' ' Bolt 28,28 ', 28' '.
  • the described lateral deviation is about as large as a lateral one Deviation that the connection between the first rocker lever 14th and the first shift linkage 11 due to the rotation of the shaft 15a experiences. Possible differences between these two lateral deviations are compensated by the movable on both sides first tab 12, in in the same way as above in connection with the second tabs 23 has been described.
  • a switch-on of the generator switch takes place quite analogously by means of a the drive 2 directed away movement of the drive rod 24 of the drive 2.
  • the angle ⁇ of which in the first Level projected lever arm of the second rocker arm 20 and the in enclosed the first level projected lever arm of the first rocker lever 14 will be chosen. Any angle ⁇ can by choice or alignment of the teeth can be realized. This is also a any angle ⁇ selectable. In this way, the switching device and in particular adapted the arrangement of the drive 2 to structural conditions become.
  • the drive rod 24 By appropriate design of the shaft 15 a, it is possible the drive rod 24 and thus to arrange the drive 2 such that the Longitudinal axis A of the drive rod 24 is not in the first plane.
  • the drive 2 can be arranged such that the drive rod 24 in any one parallel to the first plane, from the first one Level different second level lies. Then lies the longitudinal axis A of Drive rod 24 in a plane which is substantially perpendicular to the rotatable axes 8,8 ', 8' 'and a longitudinal axis of the substantially straight Section of the first shift linkage does not contain.
  • the shaft 15a can also be designed such that the longitudinal axis A in the first plane lies.
  • FIG. 3 shows in highly schematic form the generator switch according to the invention from Figures 1 and 2.
  • the elements of the generator switch are included symbolically represented.
  • FIG. 3a the same plan view is selected as in FIG Figure 2, and the generator is also in the on state.
  • the bolts 28,28 ', 28' ' are by means of the second leg 27a, 27a ', 27a' 'of the angle lever 27,27', 27 '' with the first shift linkage 11 connected, which at one of its ends the first tab 12th having.
  • the latter is connected to the first rocker lever 14, which coincides with the by means of the bearing 19 rotatably mounted about the axis of rotation 18 shaft 15a is connected.
  • the second rocker arm connected to the shaft 15a 20 is connected to the second shift linkage 21, which with the Drive rod 24 of the drive 2 is connected.
  • the drive rod 24 and the drive 2 are symbolized in Figure 3 by an arrow indicating the direction indicates the movement of the drive rod 24, along which the drive rod 24 for the purpose of switching from the illustrated switched on State in the other state, the off state, moving. Due to the arrangement of the drive 2 is the for the generator switch required space along the direction of the longitudinal axis S of the first shift linkage 11 significantly lower than in the known from the prior art Generator switches.
  • the lever lengths L and L ' are the same size here.
  • the positions P1, P2, P3, P4 form a parallelogram.
  • the angle ⁇ ' is equal to the Angle ⁇ selected from about 25 °.
  • FIG. 3b shows a side view of the construction shown in FIG. 3a the longitudinal axis S of the first shift linkage 11.
  • the longitudinal axis S of first shift linkage 11 and the longitudinal axis A of the drive rod 24 are located in two different planes perpendicular to the axis of rotation 18, wherein the axis of rotation 18 is parallel to the rotatable axis 8,8 ', 8' '.
  • the longitudinal axis S lies in the first plane
  • the longitudinal axis A lies in the second level.
  • FIG. 3c shows, in a manner analogous to FIG. 3a, the generator switch in switched off state Status.
  • FIG. 3d shows, analogously to FIG. 3b, a side view of the generator switch in the off state of Figure 3c.
  • Switching devices are still further inventive embodiments possible.
  • the switching device for example also as high voltage circuit breaker or medium voltage circuit breaker or be designed as a one- or two-pole switch.
  • the switch pole 1,1 ', 1' 'can work according to any switching principle, for Example as a gas-insulated switch, as a compressed air switch, as an oil switch or as a vacuum switch.
  • a drive 2 for example, a pneumatic drive or an electric Be used to drive or a rotating drive
  • the one Force not by a translational movement, but by a rotational movement the drive rod 24 transmits.
  • the pole frame 7 is usually designed like a table and with a building floor, a building ceiling or wall connected as a foundation F.
  • the Polrahmentisch 6 may be plate-shaped, but also be stepped.
  • the Polrahmentisch 6 is substantially perpendicular to the rotatable axes 8,8 ', 8' 'arranged.
  • the different switch poles 1,1 ', 1' ' can also be attached individually.
  • the drive 2 can be arranged below the pole frame 6 he can also be sideways or, especially if the foundation F is a building ceiling, also arranged above the Polrahmenticians 6 be.
  • lever systems 10, 10 ', 10 may also have more levers or components have as indicated in the above example. Also possible is the realization the lever systems 10,10 ', 10' 'by fewer components, for example by only one lever per lever system 10,10 ', 10' '.
  • the bolts 28,28, ', 28' ', as described, with the bottom flanges 4,4 ', 4' 'of the switch poles 1,1', 1 '' be rigidly connected. alternative they can also be rigidly connected to the pole frame 7. It is next conceivable, the connection of the bolts 28,28, ', 28' 'with one of said Make rotatable instead of rigid and for the connections between the bolts 28,28, ', 28' 'and the second legs 27a, 27a', 27a '' of the Angle lever 27,27 ', 27' 'rigid form.
  • the first shift linkage 11 may also consist of a single partial rod 13 or a partial bar 13 and a first tab 12.
  • the partial bars 13, 13 ', 13 may also be wholly or partially curved. in the In general, however, there is a substantial straight section that the Longitudinal axis S of the first shift linkage 11 defined. This runs in general parallel to a straight line, the rotatable axes 8,8 ', 8' 'of the Switch poles 1,1 ', 1' 'connects and on the rotatable axes 8,8 ', 8' 'is vertical.
  • the transmission 15 may also have a different lever to the one described above exhibit. It can also be designed as a transmission of a different type be. For example, when using a rotating drive 2 could the transmission 15 from a shaft 1 5a and only a first rocker lever 14, be constructed without second rocker arm 20. Furthermore, but also more expensive Arrangements possible, for example, an angle translation include. The latter can serve to drive 2 to an existing Adapt the switching device when the drive 2 another stroke of the drive rod 24 than originally provided for the switching device.
  • the shaft 15a By means of the shaft 15a, the distance between the first plane and the second, to be selected to the first level parallel plane, in which the longitudinal axis A of the drive rod 24 is located.
  • the wave can 15a are also designed such that the longitudinal axis A in the first Level lies.
  • the selectability of the angle ⁇ and the angle ⁇ can not only by means of the teeth 16,17 of the first rocker lever 14 with the shaft 1 5a and / or by means of the teeth of the second rocker arm 20 with the shaft 15 a can be realized, whereby also an internal toothing of the Shaft 15a and external teeth of one of the rocker arms 14,20 can be shown.
  • bolt connections, Screw connections and other non-positive, positive or cohesive connections possible.
  • the shaft 1 5a can also be used two or more bearings.
  • the second shift linkage 21 can also be curved or of several Rods 22 fauxgestzt or consisting of only the second tab 23 be educated.
  • the described numerous rotatable connections between the elements of the switching device can, for example, as bolt connections be educated.
  • the lever lengths L and L ' can also be chosen different sizes, if the operational requirements require it. For example, if in a switching device, a drive 2 is to be fitted, the other hub the drive rod 24 or another force during the switching operation was originally intended for the switching device.
  • the angle ⁇ does not have to be as large as shown in the figures be that the lever arm of the first rocker lever 14 parallel to a Straight line passing through positions P2 and P4.
  • other angles ⁇ can be chosen become.
  • the points P1, P2, P3 and P4 do not form a parallelogram in the case.
  • the lever length L of the first rocker lever 14 does not have to be as large as the distance of position P2 from position P4. Even in such a case, the positions P1, P2, P3 and P4 do not form a parallelogram.
  • the positions P1, P2, P3 and P4 formed a parallelogram, wherein it is essential that the positions P3 and P4 two points of the longitudinal axis S of the substantial straight part represent the first shift linkage.
  • connection between the transmission 15 and the first shift linkage 11 approximately at one end of the first Shift linkage 11 is arranged. This has the advantage that at one Switching with great accuracy at the same time to the same force all rotatable rods 8,8 ', 8' 'of the switch poles 1,1', 1 '' in the same way attacks.

Landscapes

  • Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
  • Gear-Shifting Mechanisms (AREA)
  • Railway Tracks (AREA)
  • Vehicle Body Suspensions (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
  • Switches With Compound Operations (AREA)
  • Lubricants (AREA)
EP01810788A 2001-08-15 2001-08-15 Appareil de commutation Expired - Lifetime EP1284491B1 (fr)

Priority Applications (8)

Application Number Priority Date Filing Date Title
EP01810788A EP1284491B1 (fr) 2001-08-15 2001-08-15 Appareil de commutation
DE50111737T DE50111737D1 (de) 2001-08-15 2001-08-15 Schaltgerät
AT01810788T ATE349766T1 (de) 2001-08-15 2001-08-15 Schaltgerät
JP2003522120A JP4146338B2 (ja) 2001-08-15 2002-08-13 開閉装置
CN02820440.9A CN1280859C (zh) 2001-08-15 2002-08-13 开关设备
PCT/CH2002/000443 WO2003017305A1 (fr) 2001-08-15 2002-08-13 Appareil de distribution
RU2004107512/09A RU2285308C2 (ru) 2001-08-15 2002-08-13 Коммутационный аппарат
US10/485,866 US6943307B2 (en) 2001-08-15 2002-08-13 Switching device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP01810788A EP1284491B1 (fr) 2001-08-15 2001-08-15 Appareil de commutation

Publications (2)

Publication Number Publication Date
EP1284491A1 true EP1284491A1 (fr) 2003-02-19
EP1284491B1 EP1284491B1 (fr) 2006-12-27

Family

ID=8184088

Family Applications (1)

Application Number Title Priority Date Filing Date
EP01810788A Expired - Lifetime EP1284491B1 (fr) 2001-08-15 2001-08-15 Appareil de commutation

Country Status (8)

Country Link
US (1) US6943307B2 (fr)
EP (1) EP1284491B1 (fr)
JP (1) JP4146338B2 (fr)
CN (1) CN1280859C (fr)
AT (1) ATE349766T1 (fr)
DE (1) DE50111737D1 (fr)
RU (1) RU2285308C2 (fr)
WO (1) WO2003017305A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8035329B2 (en) 2003-09-13 2011-10-11 Abb Technology Ag Apparatus for actuating an electrical switching device

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004042310A1 (de) * 2004-08-30 2006-03-02 Siemens Ag Hochspannungsschalteranordnung
DE102006033515A1 (de) * 2006-07-14 2008-01-17 Siemens Ag Antriebsanordnung mit einer gemeinsamen Antriebseinrichtung für mehrere Schaltpole eines elektrischen Schaltgerätes
EP2614566B1 (fr) 2010-09-09 2015-01-21 ABB Technology AG Procédé et système pour déconnecter un générateur d'un système de distribution d'électricité
EP2605260B1 (fr) 2011-12-14 2014-07-23 ABB Technology AG Agencement de commutation à haute tension
CN103065825B (zh) * 2012-12-17 2016-08-24 福建森达电气股份有限公司 一种中压隔离开关手自一体智能电动操作机构
CN104134556B (zh) * 2013-07-16 2017-02-01 国家电网公司 操动机构及使用该操动机构的断路器
DE102020202640A1 (de) * 2020-03-02 2021-09-02 Siemens Aktiengesellschaft Antriebseinheit zum Antreiben von Schaltkontakten eines Hochspannungsleistungsschalters
JP7433214B2 (ja) 2020-12-28 2024-02-19 三菱電機株式会社 スイッチギヤ

Citations (5)

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Publication number Priority date Publication date Assignee Title
US3787649A (en) * 1972-08-04 1974-01-22 Allis Chalmers Vacuum switch cam operating mechanism with contact loading compression spring
US4814560A (en) * 1987-04-09 1989-03-21 Asea Brown Boveri Ab High voltage circuit breaker
DE19524636C1 (de) * 1995-07-06 1996-09-26 Licentia Gmbh Mehrphasiger Hochspannungsschalter
US5821486A (en) * 1996-08-26 1998-10-13 S&C Electric Company Switch for hookstick operation
DE19735924A1 (de) * 1997-08-08 1999-02-11 Siemens Ag Schalterantrieb, insbesondere für Hochspannungs-Leistungsschalter

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Publication number Priority date Publication date Assignee Title
US2878331A (en) * 1954-02-11 1959-03-17 Mc Graw Edison Co Switch group operating mechanism
US2978558A (en) * 1959-05-28 1961-04-04 S & C Electric Co Circuit interrupter operating means
US3165601A (en) * 1962-01-22 1965-01-12 Southern States Inc Heavy duty air break switch operating mechanism
EP0405253A1 (fr) * 1989-06-30 1991-01-02 Sprecher Energie AG Disjoncteur triphasé à isolation gazeuse
EP0817225A1 (fr) * 1996-06-26 1998-01-07 GEC Alsthom T&D AG Disjoncteur multipolaire, en particulier pour haute tension
FR2760125B1 (fr) * 1997-02-27 2003-08-22 Gec Alsthom T & D Sa Commutateur pour sectionneur a cinq poles a usage inverseur de phases

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3787649A (en) * 1972-08-04 1974-01-22 Allis Chalmers Vacuum switch cam operating mechanism with contact loading compression spring
US4814560A (en) * 1987-04-09 1989-03-21 Asea Brown Boveri Ab High voltage circuit breaker
DE19524636C1 (de) * 1995-07-06 1996-09-26 Licentia Gmbh Mehrphasiger Hochspannungsschalter
US5821486A (en) * 1996-08-26 1998-10-13 S&C Electric Company Switch for hookstick operation
DE19735924A1 (de) * 1997-08-08 1999-02-11 Siemens Ag Schalterantrieb, insbesondere für Hochspannungs-Leistungsschalter

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8035329B2 (en) 2003-09-13 2011-10-11 Abb Technology Ag Apparatus for actuating an electrical switching device

Also Published As

Publication number Publication date
WO2003017305A1 (fr) 2003-02-27
RU2285308C2 (ru) 2006-10-10
JP2005523559A (ja) 2005-08-04
DE50111737D1 (de) 2007-02-08
CN1280859C (zh) 2006-10-18
CN1572008A (zh) 2005-01-26
US6943307B2 (en) 2005-09-13
US20040216990A1 (en) 2004-11-04
RU2004107512A (ru) 2005-09-27
ATE349766T1 (de) 2007-01-15
EP1284491B1 (fr) 2006-12-27
JP4146338B2 (ja) 2008-09-10

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