EP2478539A2 - Interrupter device having at least one single-pole phase unit comprising a contact bridge and circuit breaker comprising such a device - Google Patents
Interrupter device having at least one single-pole phase unit comprising a contact bridge and circuit breaker comprising such a deviceInfo
- Publication number
- EP2478539A2 EP2478539A2 EP10762947A EP10762947A EP2478539A2 EP 2478539 A2 EP2478539 A2 EP 2478539A2 EP 10762947 A EP10762947 A EP 10762947A EP 10762947 A EP10762947 A EP 10762947A EP 2478539 A2 EP2478539 A2 EP 2478539A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- cutoff
- cut
- channel
- contact bridge
- opening
- 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
Links
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 17
- 239000004020 conductor Substances 0.000 claims abstract description 3
- 239000007789 gas Substances 0.000 claims description 77
- 239000002184 metal Substances 0.000 claims description 19
- 229910052751 metal Inorganic materials 0.000 claims description 19
- 238000007789 sealing Methods 0.000 claims description 14
- 230000006837 decompression Effects 0.000 claims description 8
- 238000002242 deionisation method Methods 0.000 claims description 4
- 238000013022 venting Methods 0.000 claims 1
- 238000007599 discharging Methods 0.000 abstract 1
- 125000006850 spacer group Chemical group 0.000 description 9
- 230000007246 mechanism Effects 0.000 description 7
- 239000002245 particle Substances 0.000 description 5
- 238000005192 partition Methods 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000002923 metal particle Substances 0.000 description 2
- 239000002991 molded plastic Substances 0.000 description 2
- 230000005405 multipole Effects 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000008033 biological extinction Effects 0.000 description 1
- 230000009172 bursting Effects 0.000 description 1
- 238000003776 cleavage reaction Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 230000007017 scission Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H9/00—Details of switching devices, not covered by groups H01H1/00 - H01H7/00
- H01H9/30—Means for extinguishing or preventing arc between current-carrying parts
- H01H9/34—Stationary parts for restricting or subdividing the arc, e.g. barrier plate
- H01H9/342—Venting arrangements for arc chutes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H1/00—Contacts
- H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
- H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
- H01H1/20—Bridging contacts
- H01H1/2041—Rotating bridge
- H01H1/2058—Rotating bridge being assembled in a cassette, which can be placed as a complete unit into a circuit breaker
-
- 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
- H01H33/70—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid
- H01H33/72—Switches with separate means for directing, obtaining, or increasing flow of arc-extinguishing fluid having stationary parts for directing the flow of arc-extinguishing fluid, e.g. arc-extinguishing chamber
Definitions
- the invention relates to a cut-off device having at least one unipolar breaking block.
- Said block comprises a movable contact bridge, a pair of fixed contacts cooperating with said movable contact bridge and respectively connected to a current supply conductor.
- Said block comprises two arc cutting chambers respectively opening on an opening volume of the contact bridge.
- the invention also relates to a circuit breaker comprising a cut-off device.
- Discharge gas evacuation in an electrical switchgear device is generally carried out by directly placing a drain hole on a rear face of the arc-cutting chamber.
- the gases generated at the time of the cut through the breaking chamber pass and cool in contact with one or more deionization fins and are discharged at the bottom of the arc cutting chamber through an opening.
- a grid preferably associated with additional filtering means allows the evacuation of gases outside the cutoff apparatus while stopping a large number of molten metal particles. Despite these precautions of use, the gases remaining strongly ionized are very polluting. This pollution can particularly deteriorate the electronic means of triggering the switchgear when they are placed near the discharge grid of an arc extension chamber.
- the invention therefore aims to overcome the disadvantages of the state of the art, so as to provide a cut-off device comprising effective means for evacuating the cutoff gases.
- Each cut-off chamber of the breaking device according to the invention is connected to at least one escape channel of the cutoff gases, said exhaust channels being opening on an upstream face of the casing of the cutoff block, said upstream face being positioned in contrast to another downstream face intended to be placed in contact with triggering means.
- said exhaust gas exhaust channels meet in a common conduit opening on the upstream face of the casing of the cutoff block.
- each arc breaking chamber comprises a stack of at least two deionization vanes separated from each other by a gas exchange space, at least one exchange space being connected to a channel of diffusion. exhaust gas cutoff.
- said at least one gas escape channel of an arc cutting chamber passes through at least one decompression chamber comprising at least one wall covered with a metal sheet.
- the decompression chamber is positioned under a lower wall of the arc extension chamber, the wall covered by the metal sheet being in a plane forming an angle of between 45 ° and 140 ° with respect to the direction of the arc. flow of gases.
- a gas exhaust channel comprises a rotary valve intended to be rotated by the passage of the cutoff gases, the rotation of the valve from a first position to a second position being intended to actuate triggering means to cause the clogging. opening of the contacts of the cut-off device.
- the movable contact bridge is rotatable and is positioned in a rotary bar having a transverse housing orifice of said contact bridge, which protrudes on either side of the bar, said rotary bar being interposed between two side faces of the casing of the cutoff block, two sealing flanges being placed respectively between the radial faces of the rotary bar and the side faces to ensure a seal between the inside and outside of the cutoff block.
- the rotary bar comprises at least one directly connected channel between the transverse housing orifice and a radial face so that the cutoff gases can flow directly via said channel to at least one sealing flange in order to push against one of the side faces for ensure a seal.
- said channel is opening and passes on either side of the rotary bar from a first to a second radial face, said channel opening having a longitudinal axis parallel to a longitudinal axis of the rotary bar.
- the opening channel comprises a longitudinal axis aligned with a longitudinal axis of the rotary bar so that the cutoff gases can exert a force to push substantially aligned with the longitudinal axis of the bar and evenly distributed over the sealing flanges. .
- the sealing flanges comprise lateral cheeks at least partially covering the longitudinal surface of the rotary bar to partially close the transverse housing hole of the bar.
- the movable contact bridge is rotatable between an open position and a closed position of the contacts in a clockwise direction.
- the invention relates to a circuit breaker comprising a cut-off device as defined above.
- Said circuit breaker comprises a trigger connected to the downstream ranges of the breaking device.
- FIG. 1 represents an overall perspective view of a circuit breaker comprising a cut-off device according to one embodiment of the invention
- FIG. 2A represents an exploded perspective view of a circuit breaker comprising a cut-off device according to one embodiment of the invention
- FIG. 2B represents a perspective view of a cut-off device during assembly according to one embodiment of the invention.
- Figures 3 to 7 show perspective views of a unipolar block of cutting and a portion of its housing for a cut-off device according to a preferred embodiment of the invention
- FIGS. 8A and 8B show sectional detail views of an exhaust gas channel of a cut-off unit according to the invention. DETAILED DESCRIPTION OF AN EMBODIMENT
- the switchgear 100 generally a circuit breaker comprises a trigger 7 associated with a cutoff device 600.
- the breaking device 600 comprises at least one unipolar breaking block 10.
- the unipolar breaking block is connected on the one hand to the trigger 7 at the downstream range 5 and on the other hand to a current line to be protected at the an upstream range 4.
- the unipolar cutoff block 10 is also called a light bulb.
- the cutoff device 600 comprises three unipolar breaking blocks.
- the switching device 100 is then a three-pole circuit breaker.
- the switchgear could be a uni circuit breaker, bi or four-pole.
- the elements making up the switching apparatus 100 will be described in relation to the use position in which the circuit breaker 100 is placed in a table, with the nose 9 comprising a vertical handle and parallel to the mounting wall, the upstream connection pads 4 on the power line located at the top and forming the face upper 74 of the cut-off device 100 and the trigger 7 at the bottom.
- the handle is intended to control an actuating mechanism 8 of the electrical contacts. FR2010 / 000592
- Each unipolar break block 10 allows the breaking of a single pole.
- Said block is advantageously in the form of a flat housing 12 of molded plastic, with two large parallel faces 14 distant of a thickness e.
- the thickness e is of the order of 23 mm for a 160 A caliber.
- the housing 12 is formed of two parts, preferably mirror symmetrical, secured to one another on their large face 14 by any suitable means. As illustrated in a preferred embodiment in FIG. 3, a complementary tenon / mortise type system allows the housing portions 12 to be adjusted to one another, one of the two parts (not shown) comprising lugs adapted to penetrate recesses of the other. Arrangements 8 are also made to allow the juxtaposition of the housings 12 of unipolar block 10 and their connection to a multipole circuit breaker 100.
- the unipolar breaking block comprises a breaking mechanism 20 housed in the casing 12.
- the cut-off mechanism 20 is preferably double rotary cut.
- the switching device 100 according to the invention is particularly intended for applications up to 630 A and in some applications up to 800 A, for which the simple cut may not be sufficient.
- the cutoff mechanism 20 comprises a movable contact bridge 22 having at each end a contact pad.
- the breaking block comprises a pair of fixed contacts 41, 51. Each fixed contact is intended to cooperate with a contact pad of the movable contact bridge 22.
- a first fixed contact 41 is intended to be connected to the current line by a pad. upstream 4.
- a second fixed contact 51 is intended to be connected to the trigger 7 by a downstream range 5.
- Each housing portion 12 comprises a corresponding passage recess. Said bridge is mounted between an open position in which the contact pads are spaced apart from the fixed contacts 41, 51 and a current flow position in which they are in contact with each of the fixed contacts.
- the unipolar break block 10 comprises two arc cutting chambers 24 FR2010 / 000592
- Each interrupting chamber 24 opens on an opening volume between a contact pad of the contact bridge 22 and a fixed contact.
- Each breaking chamber 24 is delimited by two side walls 24A, a rear wall 24B remote from the opening volume, a bottom wall 24C close to the fixed contact and an upper wall 24D.
- each interrupting chamber 24 comprises a stack of at least two deionization vanes 25 separated from each other by a gap of exchange of the cutoff gases.
- the casing 12 of the cut-off block 10 further comprises arrangements allowing an optimization of the gas flow.
- Each interrupting chamber 24 comprises at least one output connected to at least one exhaust channel 38, 42 of the cutoff gases.
- Said exhaust channels 38, 42 are intended to evacuate the gases through at least one opening orifice 40 positioned on an upstream face of the housing 12 positioned opposite another downstream face. The downstream face of the housing 12 is intended to be placed in contact with the trigger 7.
- Each arc-breaking chamber 24 preferably comprises at least one exchange space between two fins 25 connected to a gas exhaust channel 38, 42.
- all the exchange spaces are connected to the channels of FIG. exhausting the gases 38, 42 at a zone remote from the opening volume towards the rear wall and at the side walls of the arc cutting chamber 24.
- the movable contact bridge 22 is rotatable about a Y axis of rotation.
- the contact areas of said bridge are preferably placed symmetrically with respect to the Y axis of rotation.
- movable contact bridge 22 is mounted floating in a rotary bar 26 having a transverse housing orifice of said contact bridge.
- the movable contact bridge 22 passing through the transverse housing orifice protrudes on either side of the bar 26.
- Said rotary bar 26 is interposed between the two lateral faces 14 of the casing 12 of the cut-off block 10.
- the mounting of the contact bridge 22 and the rotary bar 26 in a unipolar breaking block 10 is "inverted": it is desired that the lever 9 of the mechanism 8 10,000592
- the protective cover of the protective devices of the power line can then be symmetrical.
- a reversal of the direction of rotation of the bar 26 has been chosen, that is to say that the connection area 5 to the trigger 7 is located towards the rear of the circuit breaker 100 and the upstream connection range 4 is forward, above.
- the movable contact bridge 22 is rotatable between an open position and a closed position of the contacts in a clockwise direction.
- the escape of the gas from the contact connected to the downstream range 5 which would have traditionally been downwardly directed and rear of the device is brought up and the front of the cutoff unit 10.
- the area placed at the back and bottom of the device corresponds to an area in which are placed the trigger 7 and possible supports fixing such as in particular a DIN rail.
- the substantially parallelepipedal shape of the casing of the casing 12 of the cut-off block 10 is extended on the front side by a first exhaust gas channel 38. Said first channel makes it possible to direct the cutoff gases of the downstream range 5 is coupled to the trigger 7 towards the upper part of the cut-off device 100.
- the cut-off gases are discharged outside the housing through a through orifice 40.
- the positioning of the opening opening 40 in the upper part of the device cutting and especially above the upstream range 4 also reduces the risk of rebooting the arc.
- the escape of the gases from the contact 41 connected to the upstream range 4 are also directed upwards and forward of the breaking block 10 via at least a second exhaust channel 42.
- at least one exhaust channel 42 is positioned at least in part in the large parallel faces 14 of the housing 12 of the breaking block 10.
- two lateral exhaust channels 42 are arranged partly outside the casing 12 of the cut-off block 10. These two channels are connected to one and the same interrupting chamber 24 Each side exhaust channel 42 is connected to PT / FR2010 / 000592
- the portion of the external lateral flow channel 42 may preferably be hollowed into the wall of the housing 12.
- the unipolar blocks 10 are assembled via spacers 46 to form a double envelope 48. It is advantageous to take advantage of this architecture to integrate each lateral flow channel 42 in part with the spacer 46.
- the spacers 46 are made of molded plastic and mainly comprise a central partition 52 intended to be parallel to the large faces 14 of the cutoff blocks 10.
- each spacer 46 includes arrangements to define in part the second lateral channels 42 of gas evacuation.
- each lateral flow channel 42 is partially etched in the large outer face 14 of the housing 12 of the bulb 10, between the two through-holes 44A, 44B, and a corresponding element 68, etching and / or protruding contour on the central partition 52.
- the unipolar cutoff blocks 10 are intended to be driven simultaneously, and are coupled for this purpose by at least one rod 30, in particular at the bar 26, and for example by orifices 32 forming the limit stops of the movable contact bridge. 22.
- a single drive rod 30 is used and each housing portion 12 comprises an orifice 34 in the shape of a circular arc allowing at least the mobilization of the rod 30 passing through it between the position of current flow and 10,000592
- said at least second exhaust gas channel 42 passes through at least one decompression chamber 43 comprising at least one wall covered by a metal sheet 85.
- the inner wall covered with said sheet is part of a decompression chamber 43.
- This metal sheet 85 constitutes a particle trap which aims on the one hand to capture the metal particles from the cut, in order to protect thermally plastic parts located downstream of the trap and on the other hand to reduce the temperature of the cutoff gases.
- the particle trap protects the plastic parts of the channel located behind said at least one metal sheet 85 and reinforces the sealing of the joint plane of the housing 12.
- At least one metal sheet 85 at least partially covering the inner wall of the gas exhaust channel allows good capture of the molten steel and copper balls, resulting from the erosion of the separators, the contacts and drivers during the break.
- Said at least one metal sheet has a minimum thickness to prevent its piercing by the molten balls.
- the minimum thickness is preferably between 0.3 and 3 mm and is to be adapted according to the cutoff energy of the product.
- Said at least one metal sheet 85 is made of steel, copper or an iron-based alloy.
- the inner wall of the exhaust channel covered with said at least one metal sheet 85 of the particle trap forms an angle ⁇ of between 45 ° and 140 ° with respect to the direction of gas flow.
- Said at least one metal sheet 85 at least partially covers the inner surface of the discharge channel.
- the metal sheet extends along the longitudinal axis of the channel.
- the total length L of internal wall covered with said at least one metal sheet 85 in the direction of flow is at least equal to the square root of the weakest flow section S of said channel measured upstream of said sheet. The greatest possible length is desirable to reduce the temperature of the gases.
- the minimum length required is expressed according to the following equation: L ⁇ VS mini
- said at least one metal sheet 85 extends over the internal perimeter P of the exhaust channel in a direction perpendicular to the direction of the gas flow.
- the minimum required distance I over which said sheet extends is expressed according to the following equation:
- Pm is the average perimeter of the gas exhaust channel in which the particle trap is located.
- Said decompression chamber is preferably positioned as close as possible to the exit of the arc cutting chamber.
- the decompression chamber is placed under the bottom wall of the arc extension chamber 24.
- the gas exhaust ducts 38 and 42 respectively of a first and second breaking chamber 24 are of different lengths, the cutoff gases flowing in a first exhaust gas channel being intended for Venturi effect the gases flowing in a second channel.
- a gas exhaust channel 38 comprises a rotary valve 45 intended to be rotated by the passage of the cutoff gases. The rotation of the valve from a first position to a second position is intended to actuate triggering means of the cutoff device to cause the opening of the contacts.
- each part of the housing 12 is molded with internal arrangements allowing a relatively stable positioning of the various elements making up the cut-off mechanism 20, in particular two symmetrical housings for each of the cut-off chambers 24, and a circular central recess allowing the setting place of the Bar 26.
- two sealing flanges 27 are respectively placed between the radial faces of the rotary bar 26 and the lateral faces 14 in order to ensure a seal between the inside and the outside of the cutoff block.
- the sealing flanges 27 are of cylindrical shape and can take the form of a washer.
- the rotary bar 26 comprises at least one channel 29 in direct connection between the transverse housing orifice and a lateral face 4 so that the cutoff gases can flow directly via said channel to at least one sealing flange 27 in order to push it against one of the lateral faces 14 to ensure a seal.
- the channel 29 of the rotary bar 26 is preferably opening and passes on either side of the rotary bar 26 from a first to a second radial face.
- Said opening channel 29 comprises a longitudinal axis parallel to a longitudinal axis of the rotary bar 26.
- the opening channel 29 preferably comprises a longitudinal axis aligned with a longitudinal axis of the rotary bar 26 so that the cutoff gases can exerting a thrust force substantially aligned with the longitudinal axis of the bar and evenly distributed on the sealing flanges.
- said flanges comprise lateral cheeks at least partially covering the longitudinal surface of the rotary bar 26 to partially close the transverse housing orifice of the bar 26.
- circuit breaker 100 makes it possible to best meet the following antinomic industrial constraints: - the same architecture can be used for the entire range up to
- the trigger 7 can be connected from below to the downstream range of the cut-off device 600, which gives the best accessibility to the connection screws by reversing the direction of rotation of the rotary cutoff bridge 22;
- the nose 9 of the cut-off device 600 is centered, in particular at 42.5 mm, thanks to the reversal of the direction of rotation in the cut-off blocks 10, which makes it possible to use symmetrical plastrons in the cabinets; 10,000592
- the cutoff gases are not evacuated next to the trip unit 7, which limits the pollution on this element which can be sensitive, in particular in its electronic version, and frees up the volume;
- the exhaust gas cut is also not made under the connections 4, 5 of the circuit breaker 100, which reduces the risk of ignition in cut.
Landscapes
- Breakers (AREA)
- Arc-Extinguishing Devices That Are Switches (AREA)
- Circuit Breakers (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Abstract
Description
Claims
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PL10762947T PL2478539T3 (en) | 2009-09-18 | 2010-08-30 | Interrupter device having at least one single-pole interrupting unit comprising a contact bridge and circuit breaker comprising such a unit |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0904457A FR2950474B1 (en) | 2009-09-18 | 2009-09-18 | CUTTING DEVICE HAVING AT LEAST ONE UNIPOLAR CUT-OFF BLOCK HAVING A CONTACTS BRIDGE AND CIRCUIT BREAKER HAVING SUCH A DEVICE |
FR0904455A FR2950473B1 (en) | 2009-09-18 | 2009-09-18 | CUTTING DEVICE HAVING EFFICIENT MEANS FOR EXHAUSTING CUTTING GASES |
PCT/FR2010/000592 WO2011033182A2 (en) | 2009-09-18 | 2010-08-30 | Interrupter device having at least one single-pole phase unit comprising a contact bridge and circuit breaker comprising such a device |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2478539A2 true EP2478539A2 (en) | 2012-07-25 |
EP2478539B1 EP2478539B1 (en) | 2016-12-28 |
Family
ID=42984050
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP10762947.9A Active EP2478539B1 (en) | 2009-09-18 | 2010-08-30 | Interrupter device having at least one single-pole interrupting unit comprising a contact bridge and circuit breaker comprising such a unit |
Country Status (11)
Country | Link |
---|---|
US (1) | US9159508B2 (en) |
EP (1) | EP2478539B1 (en) |
JP (1) | JP5612099B2 (en) |
KR (1) | KR101802537B1 (en) |
CN (1) | CN102612725B (en) |
BR (1) | BR112012006182B1 (en) |
ES (1) | ES2619935T3 (en) |
MX (1) | MX2012003068A (en) |
PL (1) | PL2478539T3 (en) |
RU (1) | RU2556240C2 (en) |
WO (1) | WO2011033182A2 (en) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2986659B1 (en) * | 2012-02-02 | 2014-02-14 | Schneider Electric Ind Sas | UNIPOLAR CUT-OFF BLOCK AND CUTTING DEVICE COMPRISING SUCH A BLOCK |
DE102012214826A1 (en) | 2012-08-21 | 2014-02-27 | Siemens Aktiengesellschaft | switching device |
DE102012112779A1 (en) * | 2012-12-20 | 2014-06-26 | Eaton Electrical Ip Gmbh & Co. Kg | Electrical switching device |
US9478373B2 (en) * | 2013-04-15 | 2016-10-25 | Abb Oy | Electric switch housing |
CN106030742B (en) * | 2014-02-17 | 2019-05-21 | 雷比诺有限公司 | Multi-configuration changeover module |
FR3039924B1 (en) * | 2015-08-07 | 2019-05-10 | Supergrid Institute | MECHANICAL CUTTING APPARATUS OF AN ELECTRIC CIRCUIT |
US9859075B1 (en) * | 2016-12-30 | 2018-01-02 | Carling Technologies, Inc. | Bottom venting circuit breaker |
KR102349751B1 (en) * | 2017-03-21 | 2022-01-11 | 엘에스일렉트릭(주) | Circuit breaker with single pole switching unit |
FR3069699B1 (en) * | 2017-07-26 | 2019-09-06 | Schneider Electric Industries Sas | CUTTING GAS FILTRATION DEVICE AND CURRENT CUTTING APPARATUS COMPRISING SUCH A FILTERING DEVICE |
CN109741998B (en) * | 2019-02-27 | 2024-01-09 | 武汉司德宝电气有限公司 | Circuit breaker |
FR3098008A1 (en) * | 2019-06-26 | 2021-01-01 | Schneider Electric Industries Sas | Electrical switching apparatus comprising a filtering device |
KR102286686B1 (en) * | 2021-01-26 | 2021-08-06 | 주식회사 와이엠텍 | Switch device comprising manual handle |
KR102289973B1 (en) * | 2021-01-26 | 2021-08-13 | 주식회사 와이엠텍 | Switch device comprising mechanism part and disconnector part |
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FR2682531B1 (en) * | 1991-10-15 | 1993-11-26 | Merlin Gerin | MULTIPOLAR CIRCUIT BREAKER WITH SINGLE POLE BLOCKS. |
DE4333278A1 (en) | 1993-09-24 | 1995-03-30 | Siemens Ag | Circuit breaker with an arc extinguisher |
FR2750795B1 (en) * | 1996-07-05 | 1998-09-25 | Schneider Electric Sa | SWITCHING DEVICE FOR A HIGH-CALIBER ELECTRIC CIRCUIT BREAKER |
WO1999014776A1 (en) | 1997-09-18 | 1999-03-25 | General Electric Company | Current limiting circuit breaker with current commutation |
ITMI981161A1 (en) * | 1998-05-26 | 1999-11-26 | Aeg Niederspannugstechnik Gmbh | ELECTRIC SWITCH EQUIPPED WITH MODULAR COMPLEX OF CONTACTS ALLOWS DIFFERENT SIZES OF SINGLE-POLE INTERRUPT MODULES |
US6037555A (en) * | 1999-01-05 | 2000-03-14 | General Electric Company | Rotary contact circuit breaker venting arrangement including current transformer |
US6573815B1 (en) * | 1999-12-02 | 2003-06-03 | Mitsubishi Denki Kabushiki Kaisha | Circuit breaker |
US6281458B1 (en) * | 2000-02-24 | 2001-08-28 | General Electric Company | Circuit breaker auxiliary magnetic trip unit with pressure sensitive release |
EP1191560A1 (en) * | 2000-09-25 | 2002-03-27 | Hager Electro S.A. | Gas-blast device for electrical arc in an electrical modular apparatus |
ITMI20012586A1 (en) * | 2001-12-10 | 2003-06-10 | Abb Service Srl | ELECTRIC POLE FOR A LOW VOLTAGE POWER SWITCH, AND RELATED SWITCH |
DE10221580B3 (en) * | 2002-05-08 | 2004-01-22 | Siemens Ag | Circuit breaker unit of a high voltage circuit breaker |
US6965292B2 (en) * | 2003-08-29 | 2005-11-15 | General Electric Company | Isolation cap and bushing for circuit breaker rotor assembly |
FR2879016B1 (en) | 2004-12-06 | 2007-02-09 | Schneider Electric Ind Sas | ELECTRICAL CUTTING DEVICE WITH RECYCLING OF CUTTING GASES |
RU2342729C1 (en) * | 2004-12-24 | 2008-12-27 | Абб Текнолоджи Аг | Method for exhaust gas cooling in electric switch and electric switch |
ITMI20072204A1 (en) | 2007-11-21 | 2009-05-22 | Abb Spa | DOUBLE INTERRUPTION UNI-POLAR OR MULTI-POLAR INTERRUPTION DEVICE |
DE102008005101A1 (en) * | 2008-01-16 | 2009-07-23 | Siemens Aktiengesellschaft | Switching device, in particular power switching device |
-
2010
- 2010-08-30 PL PL10762947T patent/PL2478539T3/en unknown
- 2010-08-30 ES ES10762947.9T patent/ES2619935T3/en active Active
- 2010-08-30 JP JP2012529313A patent/JP5612099B2/en active Active
- 2010-08-30 RU RU2012115449/07A patent/RU2556240C2/en active
- 2010-08-30 MX MX2012003068A patent/MX2012003068A/en active IP Right Grant
- 2010-08-30 KR KR1020127006976A patent/KR101802537B1/en active IP Right Grant
- 2010-08-30 US US13/395,263 patent/US9159508B2/en active Active
- 2010-08-30 EP EP10762947.9A patent/EP2478539B1/en active Active
- 2010-08-30 WO PCT/FR2010/000592 patent/WO2011033182A2/en active Application Filing
- 2010-08-30 CN CN201080052214.3A patent/CN102612725B/en active Active
- 2010-08-30 BR BR112012006182A patent/BR112012006182B1/en active IP Right Grant
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Also Published As
Publication number | Publication date |
---|---|
CN102612725B (en) | 2016-11-09 |
WO2011033182A3 (en) | 2011-05-19 |
US20120168405A1 (en) | 2012-07-05 |
KR20120083343A (en) | 2012-07-25 |
CN102612725A (en) | 2012-07-25 |
RU2556240C2 (en) | 2015-07-10 |
BR112012006182A2 (en) | 2016-05-31 |
KR101802537B1 (en) | 2017-11-28 |
RU2012115449A (en) | 2013-10-27 |
BR112012006182B1 (en) | 2019-10-22 |
JP2013505526A (en) | 2013-02-14 |
JP5612099B2 (en) | 2014-10-22 |
MX2012003068A (en) | 2012-04-10 |
WO2011033182A2 (en) | 2011-03-24 |
PL2478539T3 (en) | 2017-08-31 |
ES2619935T3 (en) | 2017-06-27 |
EP2478539B1 (en) | 2016-12-28 |
US9159508B2 (en) | 2015-10-13 |
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