EP3340269B1 - Multipolares elektrogerät mit vertikal ausgerichteter anschlussklemme für steckanschluss, und elektrisches unterbrechungssystem - Google Patents

Multipolares elektrogerät mit vertikal ausgerichteter anschlussklemme für steckanschluss, und elektrisches unterbrechungssystem Download PDF

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Publication number
EP3340269B1
EP3340269B1 EP16205871.3A EP16205871A EP3340269B1 EP 3340269 B1 EP3340269 B1 EP 3340269B1 EP 16205871 A EP16205871 A EP 16205871A EP 3340269 B1 EP3340269 B1 EP 3340269B1
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EP
European Patent Office
Prior art keywords
electrical
hardness
spring
multipole
switch system
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Application number
EP16205871.3A
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English (en)
French (fr)
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EP3340269A1 (de
Inventor
Armando Vilas Boas
Vincent PARNIÈRE
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ABB Schweiz AG
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ABB Schweiz AG
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Priority to EP16205871.3A priority Critical patent/EP3340269B1/de
Publication of EP3340269A1 publication Critical patent/EP3340269A1/de
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Publication of EP3340269B1 publication Critical patent/EP3340269B1/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
    • H01H71/082—Connections between juxtaposed circuit breakers
    • 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
    • H01R4/48—Clamped connections, spring connections utilising a spring, clip, or other resilient member
    • H01R4/4809—Clamped connections, spring connections utilising a spring, clip, or other resilient member using a leaf spring to bias the conductor toward the busbar
    • H01R4/48185—Clamped connections, spring connections utilising a spring, clip, or other resilient member using a leaf spring to bias the conductor toward the busbar adapted for axial insertion of a wire end
    • H01R4/4819—Clamped connections, spring connections utilising a spring, clip, or other resilient member using a leaf spring to bias the conductor toward the busbar adapted for axial insertion of a wire end the spring shape allowing insertion of the conductor end when the spring is unbiased
    • H01R4/4821—Single-blade spring
    • 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
    • H01R4/48—Clamped connections, spring connections utilising a spring, clip, or other resilient member
    • H01R4/4809—Clamped connections, spring connections utilising a spring, clip, or other resilient member using a leaf spring to bias the conductor toward the busbar
    • H01R4/484—Spring housing details
    • H01R4/4842—Spring housing details the spring housing being provided with a single opening for insertion of a spring-activating tool
    • 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
    • H01R4/48—Clamped connections, spring connections utilising a spring, clip, or other resilient member
    • H01R4/4809—Clamped connections, spring connections utilising a spring, clip, or other resilient member using a leaf spring to bias the conductor toward the busbar
    • H01R4/4846—Busbar details
    • H01R4/485—Single busbar common to multiple springs
    • 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
    • H01R9/26—Clip-on terminal blocks for side-by-side rail- or strip-mounting
    • H01R9/2675—Electrical interconnections between two blocks, e.g. by means of busbars

Definitions

  • the present invention relates to a multipolar electric power device such as an electrical contactor, a circuit breaker or a disconnector, comprising a housing formed in an electrically insulating material having a front face and a rear face equipped with fixing elements. to fix the case to a support.
  • the invention also relates on the one hand to an electrical switch system, in particular assigned to the control of load power such as for example a motor, for example of the so-called motor starter assembly type, comprising at least two such interconnected multipolar electrical devices. electrically and mechanically, on the other hand on coupling elements as such between these two electrical multipole devices.
  • a multipole electrical apparatus comprises polar power connections comprising on the one hand internal power conductors housed in the housing and on the other hand at least one connection terminal for the electrical connection of external conductors with all or part of internal drivers.
  • the electrical apparatus which has the breaking properties may be an electrical contactor, a circuit breaker, a disconnector or other similar electrical switch apparatus for use in distribution or low voltage power control.
  • Such an electrical switch system is for example known from reading the document EP0869594A1 .
  • Another example of connection is known from reading the document EP-A-1026782 .
  • the opening for insertion of said at least one external conductor is inclined relative to the normal to the general plane of the rear face of the housings, typically at an angle of between 20 ° and 40 °, so to be able to create loops with the external conductors when they are inserted until their connection with the connection terminals, the two multipolar electrical devices are coupled together or not.
  • the inclination of the openings for insertion of the external conductors makes it impossible to use them to couple the two electrical devices when these two electrical devices to be electrically connected to each other are arranged one above the other. the other.
  • the present invention aims to solve all or part of the disadvantages listed above.
  • the invention firstly relates to a new design of multipolar electric power device comprising a housing formed in an electrically insulating material having a front face and a rear face equipped with fixing elements for fixing the housing to a support such as a support rail of an electrical cabinet or any other support element. It may in particular be fastening elements configured to operate by snapping.
  • the multipolar electrical device may in particular be configured to constitute an electrical switch, a circuit breaker, a disconnector, or any other similar multipole electrical appliance for use in distribution or low voltage power control.
  • FIG. 1 to 6 there is shown a first such multipolar electrical apparatus 10 constituting what is known in the technical field concerned as an electrical contactor and a second such multipolar electrical apparatus 100 constituting what is called a circuit breaker.
  • the first electric apparatus constituting the electrical contactor 10 thus comprises an insulating housing 11 with a front face 12 and a rear face 13 equipped with such fastening elements 14.
  • the second electrical apparatus 100 constituting the circuit breaker thus comprises an insulating housing 111 with a front face 112 and a rear face 113 equipped with such fixing elements 114.
  • the first electrical apparatus constituting the electrical contactor comprises polar power connections comprising, on the one hand, internal power conductors 15 housed in the housing 11 and, on the other hand, at least one spring-connected connection terminal 16 operating by direct plugging. housed in the case 11.
  • the second electrical apparatus 100 constituting the circuit breaker comprises polar power connections comprising, on the one hand, internal power conductors 115 housed in the housing 111 and, on the other hand, at least one connection terminal 116 per spring 117 operating by direct plug-in connection. in the case 111.
  • Said at least one connection terminal 16 has the very advantageous feature of having at least one opening 18 defined by the housing 11 and which opens on the front face 12 to allow external conductors (not shown) to be inserted and to connect them electrically. to the internal conductors 15.
  • the opening 18 extends along a direction substantially oriented perpendicular to the general plane of the rear face 13 of the housing 11. In other words, the opening 18 is configured so that the direction 19 according to which the external conductors are intended to be inserted is substantially perpendicular to the general plane of the rear face 13 of the housing 11.
  • the electrical apparatus 10 comprises at least one series of such stepped openings 18 (according to a number equal to 4 in the Figures) along a row oriented in a given direction of the housing 11. This direction is typically oriented horizontally when the electrical apparatus 10 is fixed, in particular oriented parallel to the support rail of the electrical cabinet when the housing 11 is fixed by its rear face via the fasteners.
  • This organization is substantially identical for the second multipolar electrical apparatus 100 in which said at least one connection terminal 116 has the very advantageous feature of having at least one opening 118 delimited by the housing 111 and which opens on the front face 112 to allow inserting external conductors (not shown) and electrically connecting them to the inner conductors 115.
  • the opening 118 extends along a direction substantially oriented perpendicular to the general plane of the rear face 113 of the housing 111.
  • the opening 118 is configured so that the direction 119 along which the external conductors are intended to be inserted is substantially perpendicular to the general plane of the rear face 113 of the housing 111.
  • the electrical apparatus 100 comprises at least one series of such stepped openings 118 (according to a number equal to 3 in the Figures) along a row oriented in a given direction of the housing 111.
  • This direction is typically oriented horizontally when the electrical apparatus 100 is fixed, in particular oriented parallel to the support rail of an electrical cabinet when the housing 111 is fixed by its rear face via the fastening elements.
  • the housing 11 delimits at least one light 20 associated with each connection terminal 16 and opening towards the front face of the housing 11 and making it possible to insert a tool into the housing 11 in a manner that makes it possible to bias the spring 17 of the terminal associated connection 16 to unlock an external conductor previously plugged in and connected to the connection terminal 16.
  • the housing 111 delimits at least one light 120 associated with each connection terminal 116 and opening towards the front face 112 of the housing 111 and allowing a tool to be inserted into the housing 111 in a manner to bias the spring 117 of the associated connection terminal 116 to unlock an external conductor previously plugged in and connected to the connection terminal 116.
  • each connection terminal 16, 116 mounted in the housing 11, 111 corresponding to it operates by direct plugging and comprises for this purpose the contact spring 17, 117 arranged to open automatically under the action of the insertion of the outer conductor in the contact spring 17, 117 and then exert, by elastic return of its material, a pressure force on the outer conductor after its insertion, this pressure force being able to keep the outer conductor axially blocked by the contact spring 17, 117.
  • the connection terminals 16, 116 operating by direct plugging are also known as the connection terminal pressure or "push-in" in English terminology.
  • each connection terminal 16, 116 the housing 11, 111 delimits at least one such opening 18, 118 and at least one such light 20, 120. In the variant shown, it is provided at the base of each terminal 16, 116 a double opening 18, 118 and two slots 20, 120 so that each connection terminal 16, 116 allows the establishment of two external conductors different. Indeed, it should be noted that depending on the design of the connection terminals 16, 116, each of them can connect one or more external conductor (s) distinct.
  • the nature and organization of the contact spring 17, 117 are not limiting and may be any as soon as the contact spring 17, 117 meets the functions presented in a general manner previously.
  • the organization of the elastic portion may be a function of the material and the shape of the contact spring 17, 117, the expected thickness of the external conductors to be maintained, the desired pressure force to maintain the external conductor in its contact position, the shape and the design of the housing 11, 111 etc.
  • the opening 18 is such that the direction of insertion 19 of the outer conductors forms an angle with the normal line 21 in the general plane of the rear face 13 of the housing 11 between 0 and 5 °.
  • This organization is substantially identical for the second multipolar electrical apparatus 100 in which the opening 118 is such that the direction of insertion 119 of the outer conductors forms an angle with the normal line 121 in the general plane of the rear face 113 of the case 111 included between 0 and 5 °.
  • the invention then relates to a new design of electrical switch system, in particular assigned to the control of load power such as for example a motor, where this system comprises at least two electrical multipolar power devices whose general principles have been described ci -before.
  • At least one of the two electrical devices has electrical breaking properties.
  • FIGS. 1 to 6 represent the particular example of such an electrical switch system where the two multipolar electrical devices are respectively constituted by the first electrical device 10 constituting the electric switch and the second electrical device 100 constituting the circuit breaker.
  • the second multipolar electrical apparatus 100 includes obvious electrical breaking properties related to its circuit breaker function. It can also be considered that the first multipole electrical device 10 has such electrical breaking properties because the skilled person knows that an electric contactor comprises a plurality of electrical contacts each having a movable part and a fixed part and varying each, by an external order in particular of electrical type, between a closed configuration establishing an electrical contact between the movable and fixed parts and an open configuration where this electrical contact is not established.
  • the movable portion of the electrical contacts is integral with a movable armature able to move in one direction under the effect of a magnetic field imposed for example by a coil and in the opposite direction under the effect a recall mechanism.
  • the electrical switch system comprises coupling elements 200 inserted in the opening 18, 118 of at least one of the connection terminals 16, 116 of each of the two multipole electrical devices 10, 100 so as to provide an electrical connection between these two connection terminals 16, 116 thus connected via the coupling elements 200.
  • the coupling elements 200 are therefore inserted both into the opening 18 of at least one of the connection terminals 16 of the first multipolar electrical device 10 and into the opening 118 of at least one of the terminals of connection 116 of the second multipolar electrical apparatus 100.
  • the coupling elements 200 can be put in place by a simple translation directed perpendicular to the general plane of the rear face 13, 113 of each of the two multipole electrical devices 10, 100 to be connected.
  • This implementation is simple, effective, safe and requires no specific tools which makes it particularly user-friendly.
  • the coupling elements 200 may advantageously be significantly less bulky than in the prior art presented above, use much less material and be less expensive.
  • the Figures 1 to 3 represent the electrical switch system in an unconnected state of the two multipole electrical devices 10, 100, that is to say before the coupling elements 200 are inserted into the openings 18, 118 of multipole electrical devices 10, 100.
  • Figures 4 to 6 represent the electrical switch system in a connected state of the two multipole electrical devices 10, 100, that is to say after the coupling elements 200 have been inserted in the openings 18, 118 of the multipole electrical devices 10, 100.
  • the electrical device 100 is for example located above the electrical apparatus 10, but it remains quite possible to provide that it is located below the latter.
  • the coupling members 200 comprise a plurality of pins 201, as described in detail below, which are plugged into a plurality of openings 18 of an upper row of openings 18 of the electrical apparatus 10 and a a plurality of pins 201 being plugged into a plurality of openings 118 of a lower row of openings 118 of the electrical apparatus 100.
  • the coupling elements 200 are configured so as to ensure the mechanical connection between the two multipole electrical devices 10, 100 without any other means of mechanical connection between the two electrical devices 10, 100, in particular without another means of direct mechanical connection between the two housings 11, 111 of the two multipolar electrical devices 10, 100.
  • the coupling elements 200 which not only provide the electrical connection between the two electrical devices 10, 100 but also the mechanical assembly function of the two electrical devices 10, 100 between them. In this configuration, there is no direct mechanical connection of the two electrical devices 10, 100 to each other other than the coupling elements 200. It suffices that one of the two devices 10, 100 is fixed so that the entire system electrical switch is held in position.
  • the coupling element 200 comprises a multipole interconnection block comprising pins 201 (visible on the Figures 3 and 6 ) plugged by direct plugging into the connection terminals 16, 116 of the electrical devices 10, 100 opposite the corresponding poles to ensure the respective polar links between the electrical devices 10, 100. It goes without saying that on the other hand Figure 3 where the electrical switch system is in the non state connected, the pins 201 are not plugged into the connection terminals 16, 116.
  • each pin 201 has, at least in a zone coming into contact with the spring 17, 117, a hardness such as the ratio between said hardness and the hardness of the spring 17, 117 is greater than or equal to 0.85.
  • each pin 201 may for example have in this zone a hardness greater than or equal to the hardness of the spring 17, 117.
  • hardness By “hardness”, one can in particular hear “superficial hardness”. It is possible to characterize the hardness by the Vickers test. In particular, it has been found that a Vickers hardness above 510 HV gives excellent results in practice when the hardness of the spring 17, 117 is 600 HV.
  • each pin 201 in an electrically conductive material such as brass or copper for example and treat this material with a surface hardening treatment such as a treatment nickel plating, possibly phosphoric, at least in the region of the pin 201 where the conductive material comes into contact with the corresponding spring 17, 117.
  • a surface hardening treatment such as a treatment nickel plating, possibly phosphoric
  • each pin 201 comprises a first portion formed in a first electrically conductive material and coming into contact with the inner conductors of the corresponding electrical apparatus 10, 100 when the pin 201 is plugged in and a second part formed in a second material distinct from the first material and coming into contact with the spring 17, 117 of the electrical apparatus 10, 100 corresponding when the pin 201 is plugged.
  • the second material has a hardness such that the ratio between said hardness and the hardness of the spring 17, 117 is greater than 0.85.
  • the first material is a brass or copper
  • the second material is a stainless steel adapted in terms of hardness
  • the solution just described also has a simple and economical constitution, is user friendly and safe for the operator, and also allows easy assembly and fast wiring while avoiding the more possible to use a tool.

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  • Switch Cases, Indication, And Locking (AREA)

Claims (11)

  1. Elektrisches Schaltersystem, das insbesondere der Leistungssteuerung von Lasten wie zum Beispiel eines Motors zugeteilt ist, zwei mehrpolige elektrische Leistungsvorrichtungen (10, 100) umfassend, wobei jede mehrpolige elektrische Leistungsvorrichtung (10, 100) wie etwa ein elektrisches Schütz, ein Leitungsschutzschalter oder ein Trennschalter ein aus einem elektrisch isolierenden Material gebildetes Gehäuse (11, 111) umfasst, das mit einer Vorderseite (12, 112) und mit einer Rückseite (13, 113) versehen ist, welche mit Befestigungselementen (14, 114) ausgerüstet ist, die es ermöglichen, das Gehäuse (11, 111) an einem Träger zu befestigen, wobei die Vorrichtung (10, 100) Pol-Leistungsanschlüsse umfasst, die einerseits innere Leistungsleiter (15, 115), die im Gehäuse (11, 111) untergebracht sind, und andererseits mindestens eine durch Direktsteckung funktionierende Verbindungsklemme (16, 116) mit Feder (17, 117) umfassen, die im Gehäuse (11, 111) untergebracht ist und mindestens eine Öffnung (18, 118) aufweist, die vom Gehäuse (11, 111) begrenzt wird und die an der Vorderseite (12, 112) mündet, um zu ermöglichen, dass äußere Leiter eingeführt und dieselben mit den inneren Leitern (15, 115) verbunden werden, wobei die mindestens eine Öffnung (18, 118) so ist, dass die Einführrichtung (19, 119) der äußeren Leiter im Wesentlichen zur Hauptebene der Rückseite (13, 113) des Gehäuses (11, 111) senkrecht ist,
    System, bei dem mindestens eine dieser zwei elektrischen Vorrichtungen elektrische Unterbrechungseigenschaften besitzt, wobei das System Koppelelemente (200) umfasst, die derart in die Öffnung (18, 118) mindestens einer der Verbindungsklemmen (16, 116) jeder der zwei elektrischen Vorrichtungen (10, 100) eingeführt werden, dass eine elektrische Verbindung zwischen diesen zwei so verbundenen Verbindungsklemmen (16, 116) mithilfe der Koppelelemente (200) sichergestellt wird,
    wobei die Koppelelemente (200) einen mehrpoligen Verbindungsblock umfassen, der Stifte (201) umfasst, die durch Direktsteckung in die Verbindungsklemmen (16, 116) der elektrischen Vorrichtungen (10, 100) eingesteckt werden, die den entsprechenden Polen gegenüberliegen, um die jeweiligen Polanschlüsse zwischen den elektrischen Vorrichtungen (10, 110) sicherzustellen, dadurch gekennzeichnet, dass:
    jeder Stift (201) mindestens in einem Bereich des Stifts (201), der mit der Feder (17, 117) in Kontakt kommt, eine solche Härte aufweist, dass das Verhältnis zwischen der Härte und der Härte der Feder (17, 117) größer oder gleich 0,85 ist.
  2. Elektrisches Schaltersystem nach Anspruch 1, dadurch gekennzeichnet, dass das Gehäuse (11, 111) jeder mehrpoligen elektrischen Vorrichtung (10, 100) mindestens einen Hohlraum (20, 120) begrenzt, der jeder Verbindungsklemme (16, 116) zugeordnet ist, wobei der Hohlraum (20, 120) zur Vorderseite (12, 112) des Gehäuses (11, 111) mündet und es ermöglicht, ein Werkzeug in einer Art in das Gehäuse (11, 111) einzuführen, die es ermöglicht, die Feder (17, 117) der zugeordneten Verbindungsklemme (16, 116) zu belasten, um einen zuvor eingesteckten äußeren Leiter freizugeben.
  3. Elektrisches Schaltersystem nach einem der Ansprüche 1 oder 2, dadurch gekennzeichnet, dass die Öffnung (18, 118) jeder mehrpoligen elektrischen Vorrichtung (10, 100) so ist, dass die Einführrichtung (19, 119) der äußeren Leiter einen Winkel mit der Normalgeraden (21, 121) zur Hauptebene der Rückseite (13, 113) des Gehäuses (11, 111) im Bereich zwischen 0 und 5° bildet.
  4. Elektrisches Schaltersystem nach einem der Ansprüche 1 bis 3, dadurch gekennzeichnet, dass die Koppelelemente (200) den mechanischen Anschluss zwischen den zwei elektrischen Vorrichtungen (10, 100) ohne anderes mechanisches Anschlussmittel zwischen den zwei elektrischen Vorrichtungen (10, 100), insbesondere ohne anderes direktes mechanisches Anschlussmittel zwischen den zwei Gehäusen (11, 111) der zwei elektrischen Vorrichtungen (10, 100) sicherstellen.
  5. Elektrisches Schaltersystem nach einem der Ansprüche 1 bis 4, dadurch gekennzeichnet, dass die zwei durch die Koppelelemente (200) verbundenen mehrpoligen elektrischen Vorrichtungen (10, 100) übereinander angeordnet sind.
  6. Elektrisches Schaltersystem nach einem der Ansprüche 1 bis 5, dadurch gekennzeichnet, dass eine (100) der zwei elektrischen Vorrichtungen (10, 100) ein Leitungsschutzschalter ist, und die andere (10) der zwei elektrischen Vorrichtungen (10, 100) ein elektrisches Schütz ist, die elektrisch mithilfe der Koppelelemente (200) aneinander angeschlossen sind, derart konfiguriert, dass sie ein elektrisches Schaltersystem vom Typ Motorstarter-Baugruppe bilden.
  7. Elektrisches Schaltersystem nach einem der Ansprüche 1 bis 6, dadurch gekennzeichnet, dass jeder Stift (201) einen ersten Teil umfasst, der aus einem ersten, elektrisch leitenden Material besteht und mit den inneren Leitern der entsprechenden elektrischen Vorrichtung (10, 100) in Kontakt kommt, und einen zweiten Teil, der mit der Feder (17, 117) der entsprechenden elektrischen Vorrichtung (10, 100) in Kontakt kommt und aus einem zweiten Material besteht, das sich vom ersten Material unterscheidet.
  8. Elektrisches Schaltersystem nach Anspruch 7, dadurch gekennzeichnet, dass das zweite Material eine solche Härte aufweist, dass das Verhältnis zwischen der Härte und der Härte der Feder (17, 117) größer als 0,85 ist.
  9. Koppelelemente (200), die einen mehrpoligen Verbindungsblock umfassen, der Stifte (201) umfasst, die durch Direktsteckung in durch Direktsteckung funktionierende Verbindungsklemmen (16, 116) mit Feder (17, 117) von zwei mehrpoligen elektrischen Leistungsvorrichtungen (10, 100) eingesteckt werden können, dadurch gekennzeichnet, dass jeder Stift (201) mindestens in einem Bereich des Stifts (201), der mit der Feder (17, 117) in Kontakt kommt, eine solche Härte aufweist, dass das Verhältnis zwischen der Härte und der Härte der Feder (17, 117) größer oder gleich 0,85 ist.
  10. Koppelelemente (200) nach Anspruch 9, dadurch gekennzeichnet, dass jeder Stift (201) einen ersten Teil umfasst, der aus einem ersten, elektrisch leitenden Material besteht und derart ausgerichtet ist, dass er mit inneren Leitern der entsprechenden elektrischen Vorrichtung (10, 100) in Kontakt kommt, wenn der Stift (201) eingesteckt wird, und einen zweiten Teil, der aus einem zweiten Material besteht, das sich vom ersten Material unterscheidet, und der derart ausgerichtet ist, dass er mit der Feder (17, 117) der entsprechenden elektrischen Vorrichtung (10, 100) in Kontakt kommt, wenn der Stift (201) eingesteckt wird.
  11. Koppelelemente nach Anspruch 10, dadurch gekennzeichnet, dass das zweite Material eine solche Härte aufweist, dass das Verhältnis zwischen der Härte und der Härte der Feder (17, 117) größer als 0,85 ist.
EP16205871.3A 2016-12-21 2016-12-21 Multipolares elektrogerät mit vertikal ausgerichteter anschlussklemme für steckanschluss, und elektrisches unterbrechungssystem Active EP3340269B1 (de)

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EP16205871.3A EP3340269B1 (de) 2016-12-21 2016-12-21 Multipolares elektrogerät mit vertikal ausgerichteter anschlussklemme für steckanschluss, und elektrisches unterbrechungssystem

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EP16205871.3A EP3340269B1 (de) 2016-12-21 2016-12-21 Multipolares elektrogerät mit vertikal ausgerichteter anschlussklemme für steckanschluss, und elektrisches unterbrechungssystem

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EP3340269A1 EP3340269A1 (de) 2018-06-27
EP3340269B1 true EP3340269B1 (de) 2019-11-27

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US11515691B2 (en) 2020-09-30 2022-11-29 Rockwell Automation Switzerland Gmbh Modular low voltage power distribution module

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