EP2022068A1 - Tableau de distribution à isolement gazeux d'un équipement de commutation à moyenne tension - Google Patents

Tableau de distribution à isolement gazeux d'un équipement de commutation à moyenne tension

Info

Publication number
EP2022068A1
EP2022068A1 EP07729440A EP07729440A EP2022068A1 EP 2022068 A1 EP2022068 A1 EP 2022068A1 EP 07729440 A EP07729440 A EP 07729440A EP 07729440 A EP07729440 A EP 07729440A EP 2022068 A1 EP2022068 A1 EP 2022068A1
Authority
EP
European Patent Office
Prior art keywords
switch
cable outlet
vacuum contactor
grounding
area
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.)
Withdrawn
Application number
EP07729440A
Other languages
German (de)
English (en)
Inventor
Wolfgang Jung
Peter Schmitt
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.)
Siemens AG
Original Assignee
Siemens 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
Application filed by Siemens AG filed Critical Siemens AG
Publication of EP2022068A1 publication Critical patent/EP2022068A1/fr
Withdrawn legal-status Critical Current

Links

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
    • H01H33/60—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
    • H01H33/6661—Combination with other type of switch, e.g. for load break switches
    • 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
    • H01H33/04—Means for extinguishing or preventing arc between current-carrying parts
    • H01H33/12—Auxiliary contacts on to which the arc is transferred from the main contacts
    • H01H33/121—Load break switches
    • H01H33/122—Load break switches both breaker and sectionaliser being enclosed, e.g. in SF6-filled container
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B13/00—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
    • H02B13/02—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle with metal casing
    • H02B13/035—Gas-insulated switchgear
    • H02B13/0354—Gas-insulated switchgear comprising a vacuum switch
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
    • H01H31/003—Earthing switches

Definitions

  • the invention relates to a gas-insulated switch panel of a medium-voltage switchgear with a busbar connection area and a cable outlet area with a manually operable switch arrangement with a contact position in which a conductive connection from the busbar connection area via the switch arrangement and a magnet-driven vacuum contactor switch to the cable outlet area is formed, and an earth position in which the Jardinabgangsbe ⁇ rich and the vacuum contactor switch are grounded by the switch assembly, wherein the vacuum contactor switch is provided for switching a current between the busbar connection area and the cable outlet area in the contact position of the scarf ⁇ teran angel.
  • Em such a gas insulated switch box is known from Siemens document "Siemens HA 35.41, 2005".
  • the there of ⁇ fenbarte gas insulated switch panel has a busbar ⁇ nena connection area and a cable outlet area, between which a manually operable switch arrangement in the form of a three-position load break switch and a vacuum umverseschalter the Drei einslasttrenn- are arranged.
  • switch thereby has a contact position, in which the busbar connection area electrically connected via the load break switch and the vacuum contactor with the cable outlet area.
  • this contact position of the Drei einslast- circuit breaker is the vacuum contactor for switching a Stro ⁇ mes between the busbar connection area and the Ka provided ⁇ belabgangs Symposium.
  • the vacuum contactor switch is a solenoid-driven vacuum contactor switch, wherein a ground of the switch panel is formed in such a way, that the three-position load break switch is converted into a lung Erdungsstel- in which a ground contact of the switch are connected ⁇ terfeldes reaching over the three-position load-break switches and busbars with the vacuum switch and the contactor Jardinabgangsbe-.
  • This arrangement ensures that a grounding of the cable outlet area Nuelle only by ma ⁇ actuation of the three-position load break switch can be lifted up ⁇ , and not for example by elimination of an auxiliary voltage for the magnetic drive of the vacuum contactor switch.
  • Object of the present invention is to develop a gas-insulated switch panel of the type mentioned, wel ⁇ Ches has a higher current carrying capacity.
  • the switch assembly comprises a grounding switch and a circuit breaker, which are mechanically coupled to each other and can be actuated by means of a single drive, wherein in the contact position of the circuit breaker, the conductive Connection forms and in the grounding position of the earthing switch connects the vacuum contactor and the cable outlet area with a ground ⁇ contact.
  • the earthing switch is a load-break switch with a movable switch blade for each phase of the switch panel.
  • a load switch disconnector ter as a grounding switch is suitable in an advantageous manner for a ⁇ switching fixed ground on the switch panel, because the circuit breaker is configured such that it can switch a ground ⁇ error.
  • Figure 1 is a schematic representation of a erfindungsge ⁇ MAESSEN gas-insulated switch panel
  • Figure 2 is a rear view of the gas-insulated switch panel of the invention of Figure 1;
  • Figure 3 is a side view of the gas-insulated switch panel according to the invention.
  • Figure 1 shows an inventive gas-insulated switch ⁇ field 1 with a busbar connection area 2, a cable outlet area 3 and a switch assembly 4, which includes a grounding switch 5 and a circuit breaker 6.
  • Em vacuum contactor switch 7, which has a contact system with a fixed contact and a moving contact, wherein a figuratively not shown magnetic drive is provided for actuating the vacuum contactor switch 7, is arranged for switching a current between the busbar connection area 2 and the cable outlet area 3.
  • the vacuum contactor is connected to a first contact 8 via a first bus bar 9 with a movable contact 10 of the circuit breaker 6 is electrically conductive, and a second contact 11 of the vacuum contactor switch 7 is connected via a second current rail 12 to the cable outlet region 3 of the switch array conductively ⁇ .
  • Em first terminal 13 of the earthing switch 5 is also conductively connected via a third bus bar 14 to the second contact 11 of the vacuum contactor switch 7 and to the second bus bar 12 and the cable outlet area 3.
  • Em second terminal 15 of the earthing switch 5 is conductive ver ⁇ connected with a ground potential part of the switchgear.
  • the earthing switch 5 has a movable switch blade 16 which mechanically coupled via mechanical coupling means 17, which are shown in phantom in the figure 1, with a figuratively not shown, manually operated drive.
  • the moving contact 10 of the circuit breaker 6 is mecha ⁇ nically coupled via further mechanical coupling ⁇ means 18 with the same manually operated drive.
  • Figure 1 shows the switch panel in a contact position of the switch assembly 4, wherein the circuit breaker 6 via its moving contact a conductive connection between the bus bar ⁇ connection area 2 via the first busbars. 9 and the vacuum contactor switch 7 with the second busbars 12 forms a conductive connection to the cable outlet region 3, which can be switched via the vacuum contactor switch 7.
  • the earthing switch 5 with its movable switch blade 16 is in a position in which no contact between the third bus bars 14 and the grounding contact 15 is formed.
  • the earthing switch 5 is designed as a three-position circuit breaker according to the Siemens publication "Siemens HA 35.41, 2005” and the circuit breaker 6 as a three-position disconnector according to the Siemens publication "Sie ⁇ mens HA 35.41, 2005", which is hereby part of the present disclosure ,
  • the circuit breaker 6 has a current carrying capacity of up to 1250 A. If a He ⁇ tion of the switch field is necessary, is transferred by a manual actuation of the drive not shown figuratively Be ⁇ wegtern 10 of the circuit breaker 6 from its contact position to a disconnected position, said via the mechanical coupling means 18 a rotary motion is introduced to the moving contact 10. By initiating this movement is via the mechanical coupling means 17, the movable
  • Switching blade 16 of the earthing switch 5 is transferred to its Erdungsstel ⁇ ment, whereby on the third busbars 14, a grounding of the vacuum contactor 7 and the cable outlet portion 3 is executed. Via the grounding switch 5 in its earthing position a proof earthing of the sound ⁇ terfeldes 1 is thus formed.
  • a clamping ⁇ leads voltage drop on the magnetic drive of the vacuum contactor switch 7, no malfunction of the grounding of the switch panel, because the vacuum contactor switch 7 grounds via the third busbars 14 overall.
  • FIG. 2 shows a rear view of the switch panel 1 with the busbar connection region 2 and three phase connections 19, 20, 21 of the cable outlet region 3.
  • the phase connections 19, 20 and 21 are conductively connected to the three-pole vacuum contactor switch 7 via the second busbars 12 and to the first terminals 13 of the grounding switch 5 via the third busbars 14.
  • the second terminals 15 of the earthing switch 5 are conductively connected to a grounding contact.
  • the movable switch blade 16 of the earthing switch 5 is coupled via the mechanical coupling means 17 with a drive unit, not shown, for manual actuation, wherein the moving contact 10 of the circuit breaker 6 is also coupled via further coupling means 18 with the Antriebsme ⁇ mechanism.
  • FIG. 3 shows a side view of the switch panel 1 with the three busbar connections 22, 23, 24 of the busbar connection region 2 and three successive ones
  • Switching chambers 25, 26, 27 of the switch-disconnector which each ⁇ have a movable switch blade 16 and are each connected at a first terminal 13 to the third busbars 14.
  • the respective second terminal 15 of the switching chambers 25, 26, 27 is conductively connected to the ground contact of the switching field 1.

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Gas-Insulated Switchgears (AREA)
  • Patch Boards (AREA)

Abstract

L'invention concerne un tableau de distribution à isolement gazeux amélioré d'un équipement de commutation à moyenne tension, comprenant une zone (2) de raccordement de barre bus et une zone (3) de départ des câbles avec un arrangement (4, 5, 6) de commutation à commande manuelle pouvant prendre une position de contact dans laquelle est établie une liaison conductrice entre la zone (2) de raccordement de barre bus et la zone (3) de départ des câbles par le biais de l'arrangement (4, 5, 6) de commutation et un contacteur (7) sous vide entraîné par un aimant, et une position de mise à la terre dans laquelle la zone (3) de départ des câbles et le contacteur (7) sous vide sont mis à la terre par le biais de l'arrangement (4, 5, 6) de commutation, le contacteur (7) sous vide étant prévu pour commuter un courant entre la zone (2) de raccordement de barre bus et la zone (3) de départ des câbles en position de contact de l'arrangement (4, 5, 6) de commutation, le tableau de distribution à isolement gazeux présentant une charge admissible en courant plus élevée pour réaliser cet objet, on propose que l'arrangement (4, 5, 6) de commutation comporte un commutateur (5) de mise à la terre et un sectionneur (6) qui sont couplés mécaniquement et qui peuvent être actionnés au moyen d'un seul mécanisme d'entraînement, la liaison conductrice étant établie dans la position de contact du sectionneur (6) et dans la position de mise à la terre, le commutateur (5) de mise à la terre reliant le contacteur (7) sous vide et la zone (3) de départ des câbles à un contact (15) de mise à la terre.
EP07729440A 2006-05-29 2007-05-23 Tableau de distribution à isolement gazeux d'un équipement de commutation à moyenne tension Withdrawn EP2022068A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102006025650A DE102006025650A1 (de) 2006-05-29 2006-05-29 Gasisoliertes Schalterfeld einer Mittelspannungsschaltanlage
PCT/EP2007/055003 WO2007137977A1 (fr) 2006-05-29 2007-05-23 Tableau de distribution À isolement gazeux d'un Équipement de commutation À moyenne tension

Publications (1)

Publication Number Publication Date
EP2022068A1 true EP2022068A1 (fr) 2009-02-11

Family

ID=38370716

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07729440A Withdrawn EP2022068A1 (fr) 2006-05-29 2007-05-23 Tableau de distribution à isolement gazeux d'un équipement de commutation à moyenne tension

Country Status (6)

Country Link
US (1) US20090141430A1 (fr)
EP (1) EP2022068A1 (fr)
CN (1) CN201298491Y (fr)
CA (1) CA2653677A1 (fr)
DE (2) DE102006025650A1 (fr)
WO (1) WO2007137977A1 (fr)

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EP2071686B1 (fr) * 2007-12-10 2012-11-07 ABB Technology AG Panneau moyenne tension
CN101540241B (zh) * 2008-03-21 2012-02-22 青岛特锐德电气股份有限公司 齿轮齿条式隔离开关
DE102009036590B3 (de) * 2009-08-07 2011-03-31 Abb Technology Ag Gasisolierte Hochspannungsschaltanlage
US8248760B2 (en) * 2010-07-07 2012-08-21 Eaton Corporation Switch arrangement for an electrical switchgear
AT515818B1 (de) * 2014-05-16 2016-08-15 Omicron Electronics Gmbh Verfahren und System zum Prüfen einer Schaltanlage für Energieübertragungsanlagen
CN110783124B (zh) * 2019-10-31 2022-04-15 华润风电(雷州)有限公司 一种充气柜隔离接地箱及其控制回路
CN111952108A (zh) * 2020-07-28 2020-11-17 云南电网有限责任公司电力科学研究院 一种采用选相分合闸真空断路器的气体绝缘开关柜
US11476647B1 (en) 2021-04-22 2022-10-18 Rockwell Automation Technologies, Inc. Maintenance grounding device in motor control center with integrated interlock system
US11862944B1 (en) 2022-06-17 2024-01-02 Jst Power Equipment, Inc. Switchgear device with grounding device and related methods

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DE2754691C2 (de) * 1977-12-06 1984-08-09 Siemens AG, 1000 Berlin und 8000 München Ein- oder mehrphasig metallgekapselte, druckgasisolierte Hochspannungsschaltanlage
DE3107911C2 (de) * 1981-03-02 1985-01-10 Siemens AG, 1000 Berlin und 8000 München Metallgekapselte, gasgefüllte dreipolige Mittelspannungs-Lastschaltanlage
DE3520221A1 (de) * 1984-06-07 1985-12-12 Mitsubishi Denki K.K., Tokio/Tokyo Kombinierte isoliergasschaltvorrichtung
US4644442A (en) * 1985-11-08 1987-02-17 Holec Systemen & Componenten B.V. Three-phase isolating disconnector for use in a high-voltage switchgear arrangement
DE3915948A1 (de) * 1989-05-12 1990-11-15 Siemens Ag Lastschaltanlage mit einem dreistellungsschalter
DE4211155A1 (de) * 1992-03-31 1993-10-07 Siemens Ag Gasisolierte Schaltanlage mit einem mehrpoligen Vakuumschalter und einem mehrpoligen Lasttrennschalter
DE9214177U1 (de) * 1992-10-21 1994-02-24 Sachsenwerk Ag Schaltanlage für Mittelspannung
DE4445061A1 (de) * 1994-12-07 1996-06-13 Siemens Ag Metallgekapselte Schaltanlage mit einem Vakuumschaltgerät
DE19511168A1 (de) * 1995-03-28 1996-10-02 Abb Management Ag Schaltvorrichtung
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FR2773001B1 (fr) * 1997-12-19 2000-01-21 Schneider Electric Sa Cellule a moyenne tension a isolement gazeux, et a tenue dielectrique elevee
DE20023977U1 (de) * 2000-01-28 2008-07-03 Siemens Aktiengesellschaft Leistungsschaltereinrichtung mit Sammelschienenanschluessen und Abzweigleitungen
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Also Published As

Publication number Publication date
DE102006025650A1 (de) 2007-12-06
CN201298491Y (zh) 2009-08-26
DE202006020757U1 (de) 2009-12-31
WO2007137977A1 (fr) 2007-12-06
US20090141430A1 (en) 2009-06-04
CA2653677A1 (fr) 2007-12-06

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