EP3624270B1 - Anschlussklemme eines elektrischen leiters an der klemmenleiste eines elektrischen geräts, und elektrisches schutzgerät, das eine solche klemme umfasst - Google Patents

Anschlussklemme eines elektrischen leiters an der klemmenleiste eines elektrischen geräts, und elektrisches schutzgerät, das eine solche klemme umfasst Download PDF

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Publication number
EP3624270B1
EP3624270B1 EP19183778.0A EP19183778A EP3624270B1 EP 3624270 B1 EP3624270 B1 EP 3624270B1 EP 19183778 A EP19183778 A EP 19183778A EP 3624270 B1 EP3624270 B1 EP 3624270B1
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EP
European Patent Office
Prior art keywords
cage
screw
recessed
abovementioned
terminal according
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.)
Active
Application number
EP19183778.0A
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English (en)
French (fr)
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EP3624270A1 (de
Inventor
Daniel Vanzetto
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Schneider Electric Industries SAS
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Schneider Electric Industries SAS
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 Schneider Electric Industries SAS filed Critical Schneider Electric Industries SAS
Priority to PL19183778T priority Critical patent/PL3624270T3/pl
Publication of EP3624270A1 publication Critical patent/EP3624270A1/de
Application granted granted Critical
Publication of EP3624270B1 publication Critical patent/EP3624270B1/de
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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H71/00—Details of the protective switches or relays covered by groups H01H73/00 - H01H83/00
    • H01H71/08—Terminals; Connections
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
    • H01R4/28—Clamped connections, spring connections
    • H01R4/30—Clamped connections, spring connections utilising a screw or nut clamping member
    • H01R4/36—Conductive members located under tip of screw
    • H01R4/363—Conductive members located under tip of screw with intermediate part between tip and conductive member
    • H01R4/366—Conductive members located under tip of screw with intermediate part between tip and conductive member intermediate part attached to the tip of the screw
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/64—Means for preventing incorrect coupling
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
    • H01R4/28—Clamped connections, spring connections
    • H01R4/30—Clamped connections, spring connections utilising a screw or nut clamping member
    • H01R4/304—Clamped connections, spring connections utilising a screw or nut clamping member having means for improving contact
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R4/00—Electrically-conductive connections between two or more conductive members in direct contact, i.e. touching one another; Means for effecting or maintaining such contact; Electrically-conductive connections having two or more spaced connecting locations for conductors and using contact members penetrating insulation
    • H01R4/28—Clamped connections, spring connections
    • H01R4/30—Clamped connections, spring connections utilising a screw or nut clamping member
    • H01R4/305—Clamped connections, spring connections utilising a screw or nut clamping member having means for facilitating engagement of conductive member or for holding it in position
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R9/00—Structural associations of a plurality of mutually-insulated electrical connecting elements, e.g. terminal strips or terminal blocks; Terminals or binding posts mounted upon a base or in a case; Bases therefor
    • H01R9/22—Bases, e.g. strip, block, panel
    • H01R9/24—Terminal blocks
    • H01R9/2416—Means for guiding or retaining wires or cables connected to terminal blocks

Definitions

  • the present invention relates to a terminal for connecting an electrical conductor to a connection pad of an electrical appliance, such a terminal comprising a cage suitable for being fixed inside the housing of the appliance and comprising a shaped orifice. substantially parallelepiped delimited by four walls, this orifice being able to receive the aforementioned area, one of the aforementioned walls of the cage comprising an orifice able to allow the passage of a screw, said screw comprising at one of its ends located on the outside of the cage, means for actuating said screw, and at its opposite end, a clamping shoe suitable for allowing the clamping of the conductor between the aforementioned range and said shoe during actuation of the screw in the direction of tightening causing the relative translational movement between the screw and the cage.
  • a further subject of the present invention is an electrical protection device comprising such a terminal.
  • a so-called screw terminal of the type previously mentioned is described for example in the patent EP 0 555 157 .
  • the electrical connection of the power cables to the connection pads of the circuit breakers is a recurring concern for the safety of people and property. In fact, the installers working on site do not have torque wrenches allowing them to tighten the various connection points to the correct torque. These torque wrenches are expensive and need to be calibrated about once a year.
  • the present invention relates to a connection terminal of the type mentioned above, this terminal being characterized in that it comprises an intermediate stage created inside the cage housing a nut with elastic branches belonging to the terminal. , said nut comprising a threaded orifice through which the clamping screw is intended to be mounted screwed, said elastic branches cooperating with shapes provided on the side walls of the cage so that the nut disengages in rotation when screwing on from the reaching the correct tightening torque, and engages from the start to the end of tightening.
  • the two elastic branches are able to compress radially on screwing on slopes belonging to the cage, the torque resulting from the compression of the branches opposing the tightening torque of the screw, until these branches escape the slopes as soon as the desired tightening torque is reached.
  • this terminal comprises means for producing a clicking noise from the aforementioned exhaust from the branches of the slopes.
  • the aforementioned nut comprises an annular part comprising the orifice for passage of the aforementioned screw, and from which depart two elastic branches extending circumferentially around this annular part in respectively two opposite directions.
  • each branch comprises at its free end a fastening element able to cooperate with two recessed shapes, first and second respectively, provided on each side wall of the cage, each element forming a hook cooperating with a hollow shape. said first during tightening, and with a so-called second hollow shape, during loosening.
  • the aforementioned so-called first and second hollow shapes are produced by striking inside the side walls of the cage.
  • each side wall the two hollow shapes extend in a direction substantially perpendicular to the axis of the cage, the two hollow shapes of one of the side walls being arranged opposite to the two. hollow shapes of the other side wall.
  • each so-called first hollow shape comprises a surface portion forming an attachment slope located opposite the so-called second hollow shape of the same wall, the passage through this attachment slope for the element d 'hooking, to join the second hollow shape, causing the aforementioned disengagement of the screw.
  • each so-called second hollow shape comprises, located opposite the so-called first hollow shape which is associated with it, a wall portion extending substantially perpendicular to the axis of the cage, and forming a stop d. '' stop in rotation of the nut, when an unscrewing maneuver causing the clamping screw to engage from the start to the end of unscrewing.
  • the aforementioned intermediate stage is formed by a mounted plate crimped inside the cage.
  • this plate comprises two so-called first lugs capable of being introduced respectively into two orifices belonging respectively to two edges belonging respectively to the two aforementioned side walls at the end of insertion of the plate into the cage, and two so-called second lugs suitable to be introduced by crimping the sheet of the plate into two orifices belonging respectively to the two edges of the side walls opposite to the previous ones.
  • a further subject of the present invention is an electrical protection device comprising at least one upstream terminal and / or at least one downstream terminal comprising the aforementioned characteristics taken alone or in combination.
  • this terminal B comprises a cage C of substantially parallelepiped shape constituted by a metal part 3 comprising four parallel walls two by two 4,5,6,7, respectively an upper wall 4, a lower wall 5, and two side walls 6, 7, this assembly defining a through orifice 8 of substantially parallelepiped shape intended to receive the free end of the connection area 1 of the device.
  • the upper wall 4 of this cage C comprises a smooth orifice 9 intended to allow the passage of a tightening screw 10, said screw 10 comprising at one 10a of its free ends, a part 10b intended to allow its actuation by means of a tool provided for this purpose, while its opposite end part 10c comprises a so-called clamping shoe 11 able to come to bear on the conductor to be connected, during actuation of the screw 10 causing its displacement in translation relative to the cage C in the direction of the cable 2. It will be noted that advantageously, this clamping shoe 11 is fixed to the free end 10c of the clamping screw 10 by crimping.
  • the terminal B comprises on each of its side walls 6,7, and on each side of the cage C, notches or orifices 12,13,14,15 intended to cooperate with a plate 16 called intermediate, as illustrated on figure 7 , during the introduction of this plate 16 inside the cage C.
  • this intermediate plate 16 preferably made of metal, comprises two so-called first lugs 17,18 capable of being introduced first respectively into two notches 12,13 of the cage at the end of the introduction of the plate 16 into the cage C, as well as two so-called second lugs 19,20 capable of then being introduced respectively into the two other notches or orifices 14,15 of the cage C by crimping the sheet forming the so-called second lugs, this crimping making it possible to secure the intermediate plate 16 to the cage C.
  • This intermediate plate 16 also comprises a smooth orifice 21 intended to be brought next to the smooth hole 9 of the upper wall 4 of the cage C when fixing the plate 16 inside the cage C.
  • this terminal B also comprises a part called a nut 22, made of an elastic material, and comprising an annular central part 23 comprising a threaded orifice 24, this nut 22 being intended to be introduced into the cage C between the upper wall 4 of the cage C and the intermediate plate 16 such that the three orifices 9,24,21 respectively of the upper wall 4, of the nut 22 and of the intermediate plate 16 are aligned.
  • this nut 22 thus comprises an annular part 23 comprising the aforementioned threaded orifice 24, and two semi-circular branches 25, 26 each extending around the aforementioned annular part 23 over approximately half.
  • this nut 22 is mounted centered relative to the cage C on the one hand, by the introduction of its annular part 23 in the orifice 9 of the upper wall 4 of the cage C, and on the other hand, by the compression exerted by the side walls 6.7 of the cage C on the branches 25.26.
  • the clamping screw 10 passes through the three holes 9,24,21 provided respectively in the upper wall 4 of the cage C, in the nut 22, and in the intermediate plate 16, being screwed into the threaded hole 24 of the 'nut 22.
  • the terminal comprises a so-called friction ring 33 capable of being mounted around the annular portion 23 of the nut 22 so as to be secured in rotation to this nut by means of recesses capable of cooperating with portions of the nut.
  • This ring is interposed between this annular part and the cage and is intended to manage the friction between the different parts.
  • the two branches 25,26 are integral with the annular part 23. These two branches 25,26 each comprise at their free end, a hook member 27,28 extending towards the end.
  • each side wall 6,7 comprises two clearances of materials 29,30 and 31,32 each forming a notch intended to cooperate with the elements forming the hook 27,28 of the branches 25,26.
  • One of these notches 29, 31, called the first has in cross section an attachment slope, said notch comprising three successive wall portions 29a, 29b, 29c, 31a, 31b, 31c forming a certain angle with respect to each other. to the other.
  • the other of these notches 30, 32 has an L-shape in cross section, comprising a wall portion 30a, 32a substantially perpendicular to the side wall 6.7 of the cage C, and an elongated wall portion and curve 30c, 32c extending towards the interior part of the cage C.
  • the notches 29 to 32 of the two walls 6,7 are arranged such that the notches called first 29 and second 30 of one 6 of the walls are respectively arranged opposite the notches 31, 32 respectively called first and second of the other 7 of the walls 6,7.
  • FIG. 9 illustrates the terminal B in the tight position of the power cable 2. In this position, the two elements forming a hook 27,28 are located respectively in the two notches called seconds 30,32, resting against the face 30a, 32a of this notch forming stopper which is perpendicular to the side wall 6.7.
  • terminal B is in the loosened position, no cable having yet been inserted inside, position shown on the figures 13 and 14 .
  • the screw 10 When the user wishes to tighten a power cable 2 in terminal B, he actuates the screw 10 in clockwise rotation. This actuation of the screw 10 causes the translational movement of said screw 10 relative to the cage C.
  • This screwing of the screw into the nut 22 causes the nut to rotate clockwise against the torque of friction exerted by the elements forming hooks 27,28 of the branches 25,26 on the internal face of the side walls 6,7 of the cage and the compressive forces exerted by these walls 6,7 on these elements forming a hook 27,28.
  • these hook-forming elements 27,28 come into abutment on the portions 29c, 31c of the first notches 29,31 located on the side of the second notches 30,32, called hooking slopes, then pass from the other side of these portions after bending of the branches 25, 26 by emitting a metallic click indicating that the correct tightening torque has been reached, position shown in the figure. figure 15 .
  • a series of metallic clicks is heard. In this position, it is no longer possible to continue screwing because the nut 22 is no longer held firmly enough to constitute a screwing support.
  • the actuation of the screw 10 in the direction of loosening does not cause the rotation of the nut 22 because the elements forming the hook 27,28 of the branches 25,26 are blocked in rotation by the wall portions 30a , 32a forming a stop of the so-called seconds notches 30,32, which extend perpendicularly to the side walls 6,7 of the cage.
  • the figure 16 represents all the possible angular positions of the nut 22 during its hooking or free release phases. In a), the screw is in the free rotation position halfway through the branches 25,26, nothing should protrude from the terminal. In b), the screw is in the docking position for tightening the branches 25, 26 in the clockwise direction.
  • the screw is in the docking position when unscrewing the branches 25, 26 in the anti-clockwise direction.
  • the screw is in the disengaged position after clicking when tightening the branches 25, 26 in the clockwise direction or in a position of approach to unscrewing in the counterclockwise direction.
  • the cage no longer has a threaded orifice, but has a simple smooth orifice.
  • the user can tighten the terminal without a torque wrench, with any tool.
  • the bollard no longer needs standard mechanical oversizing. It is possible to size the parts of the terminal as accurately as possible.
  • the volume of the terminal is unchanged.
  • the screw can be disengaged when unscrewing, for example with an electric screwdriver.
  • the shoe allows the clamping of two cables of different sections.
  • This terminal allows tightening to the correct torque using any 4mm 6-point tool present in the user's toolbox. It disengages and emits a series of mechanical clicks when the right torque is reached.
  • the invention advantageously applies to the field of low voltage power circuit breakers, in particular molded case circuit breakers.
  • the tightening torque limitation function is integrated into the terminal. It no longer comes in the form of a tool or an accessory.

Landscapes

  • Connections By Means Of Piercing Elements, Nuts, Or Screws (AREA)
  • Connections Arranged To Contact A Plurality Of Conductors (AREA)

Claims (12)

  1. Klemme zum Anschluss eines elektrischen Leiters (2) an eine zu einem elektrischen Gerät gehörende Anschlusslasche (1), wobei eine solche Klemme einen Käfig C umfasst, der im Inneren des Gehäuses des Gerätes befestigbar ist und eine im Wesentlichen quaderförmige Öffnung (8) umfasst, die von vier Wänden begrenzt wird, wobei diese Öffnung (8) geeignet ist, die genannte Lasche (1) aufzunehmen, wobei eine der genannten Wände des Käfigs C, obere Wand (4) genannt, eine Öffnung (9) umfasst, die geeignet ist, den Durchgang einer Schraube (10) zu ermöglichen, wobei die Schraube an dem einen ihrer Enden, das sich außerhalb des Käfigs C befindet, Mittel zur Betätigung der Schraube (10) umfasst, und an ihrem entgegengesetzten Ende einen Klemmschuh (11), der geeignet ist, das Festklemmen des Leiters (2) zwischen der genannten Lasche (1) und dem Klemmschuh (11) bei der Betätigung der Schraube (10) in der Richtung des Festklemmens, die eine relative translatorische Bewegung zwischen der Schraube und dem Käfig zur Folge hat, zu ermöglichen,
    dadurch gekennzeichnet, dass sie eine im Inneren des Käfigs C erzeugte Zwischenstufe umfasst, die eine zu der Klemme gehörende Mutter (22) mit elastischen Armen (25, 26) aufnimmt, wobei die Mutter eine Gewindebohrung (24) umfasst, wobei die Klemmschraube (10) dazu bestimmt ist, durch diese hindurchgeschraubt zu werden, wobei die elastischen Arme (25, 26) mit Formen (29 bis 32), die an den Seitenwänden (6, 7) des Käfigs C vorgesehen sind, so zusammenwirken, dass die Mutter (22) bei der Drehung beim Festschrauben ab dem Erreichen des guten Anzugsmoments ausgerastet ist und vom Beginn bis zum Ende des Losschraubens eingerastet ist.
  2. Anschlussklemme nach Anspruch 1, dadurch gekennzeichnet, dass die zwei genannten elastischen Arme (25, 26) geeignet sind, beim Festschrauben an zu dem Käfig C gehörenden Schrägen (29c, 31c) radial zusammengedrückt zu werden, wobei das aus dem Zusammendrücken der Arme (25, 26) resultierende Drehmoment dem Anzugsmoment der Schraube (10) entgegenwirkt, bis diese Arme (25, 26) nach dem Erreichen des gewünschten Anzugsmoments von den Schrägen (29c, 31c) abgleiten.
  3. Anschlussklemme nach Anspruch 1 oder 2, dadurch gekennzeichnet, dass sie Mittel zum Erzeugen eines knackenden Geräusches von dem Abgleiten der Arme (25, 26) von den Schrägen (29c, 31c) an umfasst.
  4. Anschlussklemme nach einem der vorhergehenden Ansprüche, dadurch gekennzeichnet, dass die genannte Mutter (22) einen ringförmigen Teil (23) umfasst, der die Öffnung (24) zum Durchgang der genannten Schraube (10) umfasst und von dem zwei elastische Arme (25, 26) ausgehen, die sich in Umfangsrichtung um diesen ringförmigen Teil (23) herum in zwei jeweiligen entgegengesetzten Richtungen erstrecken.
  5. Anschlussklemme nach Anspruch 4, dadurch gekennzeichnet, dass jeder Arm (25, 26) an seinem freien Ende ein Einhakelement (27, 28) umfasst, das geeignet ist, mit zwei vertieften Formen (29 bis 32), einer ersten bzw. einer zweiten , zusammenzuwirken, die an jeder Seitenwand (6, 7) des Käfigs C vorgesehen sind, wobei jedes einen Haken bildende Element (27, 28) während des Festklemmens mit einer sogenannten ersten vertieften Form (29, 31) und während des Lösens mit einer sogenannten zweiten vertieften Form (30, 32) zusammenwirkt.
  6. Anschlussklemme nach Anspruch 5, dadurch gekennzeichnet, dass die genannten, sogenannten ersten (29, 31) und zweiten (30, 32) vertieften Formen durch Prägen im Inneren der Seitenwände (6, 7) des Käfigs C hergestellt sind.
  7. Anschlussklemme nach Anspruch 5 oder 6, dadurch gekennzeichnet, dass in jeder Seitenwand (6, 7) die zwei vertieften Formen (29, 30 und 31, 32) sich in einer Richtung erstrecken, die im Wesentlichen senkrecht zur Achse X des Käfigs C ist, wobei die zwei vertieften Formen (29, 30) einer (6) der Seitenwände (6, 7) gegenüber den zwei vertieften Formen (31, 32) der anderen Seitenwand (7) angeordnet sind.
  8. Anschlussklemme nach einem der Ansprüche 5 bis 7, dadurch gekennzeichnet, dass jede sogenannte erste vertiefte Form (29, 31) einen eine Einhakschräge bildenden Oberflächenabschnitt (29c, 31c) umfasst, der sich gegenüber der sogenannten zweiten vertieften Form (30, 32) derselben Wand befindet, wobei die Bewegung des Einhakelements (27, 28) über diese Einhakschräge (29c, 31c), um die zweite vertiefte Form (30, 32) zu erreichen, das genannte Ausrasten der Schraube (10) zur Folge hat.
  9. Anschlussklemme nach einem der Ansprüche 5 bis 8, dadurch gekennzeichnet, dass jede sogenannte zweite vertiefte Form (30, 32) einen gegenüber der sogenannten ersten vertieften Form (29, 31), die ihr zugeordnet ist, befindlichen Wandabschnitt (30a, 32a) umfasst, der sich im Wesentlichen senkrecht zur Achse X des Käfigs C erstreckt und einen Drehbegrenzungsanschlag für die Mutter (22) bildet, der bei einem Vorgang des Losschraubens das Einrasten der Klemmschraube (10) vom Beginn bis zum Ende des Losschraubens bewirkt.
  10. Anschlussklemme nach einem der Ansprüche 1 bis 9, dadurch gekennzeichnet, dass die genannte Zwischenstufe durch eine Platte (16) gebildet wird, die gebördelt im Inneren des Käfigs C angebracht ist.
  11. Anschlussklemme nach Anspruch 10, dadurch gekennzeichnet, dass diese Platte (16) zwei sogenannte erste Ansätze (17, 18) umfasst, die am Ende des Einsetzens der Platte (16) in den Käfig C in zwei jeweilige Öffnungen (12, 13) einführbar sind, die zu zwei jeweiligen Rändern gehören, die zu den zwei genannten jeweiligen Seitenwänden (6, 7) gehören, und zwei sogenannte zweite Ansätze (19, 20), die durch Bördelung des Bleches der Platte (16) in zwei Öffnungen (14, 15) einführbar sind, die zu den zwei jeweiligen Rändern der Seitenwände (6, 7) gehören, wobei diese Ränder den vorhergehenden gegenüberliegen.
  12. Elektrisches Schutzgerät, welches wenigstens eine vorgeschaltete Klemme und/oder wenigstens eine nachgeschaltete Klemme nach einem der vorhergehenden Ansprüche umfasst.
EP19183778.0A 2018-09-13 2019-07-02 Anschlussklemme eines elektrischen leiters an der klemmenleiste eines elektrischen geräts, und elektrisches schutzgerät, das eine solche klemme umfasst Active EP3624270B1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL19183778T PL3624270T3 (pl) 2018-09-13 2019-07-02 Zacisk przyłączeniowy przewodu elektrycznego z podkładką przyłączeniową urządzenia elektrycznego i elektryczne urządzenie ochronne zawierające taki zacisk

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1858204A FR3086114B1 (fr) 2018-09-13 2018-09-13 Borne de raccordement d'un conducteur electrique a la plage de raccordement d'un appareil electrique, et appareil de protection electrique comportant une telle borne

Publications (2)

Publication Number Publication Date
EP3624270A1 EP3624270A1 (de) 2020-03-18
EP3624270B1 true EP3624270B1 (de) 2021-06-23

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US (1) US10833430B2 (de)
EP (1) EP3624270B1 (de)
CN (1) CN110896015A (de)
ES (1) ES2880780T3 (de)
FR (1) FR3086114B1 (de)
PL (1) PL3624270T3 (de)

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CN112530753B (zh) * 2020-11-26 2023-02-03 广东电网有限责任公司清远供电局 一种接线端子及使用其的断路器

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Publication number Publication date
CN110896015A (zh) 2020-03-20
ES2880780T3 (es) 2021-11-25
US20200091625A1 (en) 2020-03-19
FR3086114A1 (fr) 2020-03-20
FR3086114B1 (fr) 2020-09-04
EP3624270A1 (de) 2020-03-18
US10833430B2 (en) 2020-11-10
PL3624270T3 (pl) 2021-12-13

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