EP2642502B1 - Auslöseblock für elektrisches Sicherungsgerät, und mit einem solchen Block ausgestattetes elektrisches Sicherungsgerät - Google Patents

Auslöseblock für elektrisches Sicherungsgerät, und mit einem solchen Block ausgestattetes elektrisches Sicherungsgerät Download PDF

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Publication number
EP2642502B1
EP2642502B1 EP20130305146 EP13305146A EP2642502B1 EP 2642502 B1 EP2642502 B1 EP 2642502B1 EP 20130305146 EP20130305146 EP 20130305146 EP 13305146 A EP13305146 A EP 13305146A EP 2642502 B1 EP2642502 B1 EP 2642502B1
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EP
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Prior art keywords
protection apparatus
electric protection
lever
trip
opening
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EP20130305146
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English (en)
French (fr)
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EP2642502A1 (de
Inventor
Fabien Cambon
Yves Belin
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Schneider Electric Industries SAS
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Schneider Electric Industries SAS
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Publication of EP2642502A1 publication Critical patent/EP2642502A1/de
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    • 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
    • H01H71/04—Means for indicating condition of the switching device
    • 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
    • H01H71/10—Operating or release mechanisms
    • H01H71/12—Automatic release mechanisms with or without manual release
    • H01H71/46—Automatic release mechanisms with or without manual release having means for operating auxiliary contacts additional to the main contacts
    • H01H71/465—Self-contained, easily replaceable microswitches
    • 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
    • H01H71/10—Operating or release mechanisms
    • H01H71/1072—Release mechanisms which are reset by opening movement of contacts

Definitions

  • the present invention relates to a trip unit intended to be associated with an electrical protection device, said block comprising a mechanism comprising triggering means able to transmit a trip command to said electrical protection device following a manual opening action or to the occurrence of a short circuit in the electrical circuit protected by said apparatus, said block comprising means for signaling the state triggered on a short circuit of said apparatus, and means for resetting said signaling means.
  • US Patent 5673786 discloses an assembly comprising a trigger block associated with an electrical protection apparatus according to the preamble of claim 1.
  • the object of the present invention is to propose a trigger block intended to be associated with an electrical protection device, said trigger block being of small size, while maintaining an irreproachable reliability of its mechanism, in particular to reduce the space required. for accommodating said block within the associated electrical protection apparatus.
  • the subject of the present invention is a trigger block, according to claim 1, of the kind mentioned above, this triggering block being characterized in that the aforementioned reset means are controlled by the re-closing of the electrical protection after opening due to a short circuit.
  • the aforementioned reset means are controlled directly or indirectly by the control shaft of the poles of the electrical protection device.
  • this triggering unit comprises an electrical signaling circuit comprising signaling means and at least one movable contact adapted to be brought into an open position or a closed position, one of the aforementioned positions corresponding to an activated position of the signaling means while the other position corresponds to a deactivated position of said signaling means, the (s) said movable contact (s) being controlled by the mechanism of the apparatus so as to be brought into a position corresponding to an activated position of the signaling means after a short opening. circuit of the electrical protection device, and then to be brought (s) in a position corresponding to a deactivated position of the signaling means after a re-closing of the device after opening on short circuit by the reset means supra.
  • the aforementioned reset means comprise a hooking system capable of being brought into the hooked position by the mechanism of the apparatus during the re-closing of the apparatus after an opening following a short circuit, and to be brought into the unhooked position by said mechanism during a short-circuit opening, said attachment system being mechanically connected to the movable contact (s) of the aforementioned electrical circuit in such a way that position hooked, the aforementioned signaling means are disabled, while in the unlocked position of the attachment, the aforementioned signaling means are in an activated position.
  • the mechanism of the trigger block comprises a trigger lever rotatably mounted about a fixed axis, said first said block, and being adapted to be driven by an actuating rod belonging to the trigger means of said block, so to cause the locking system to be unlocked when a short-circuit opening of said protection device is opened.
  • the aforementioned reset means comprise a resetting lever integral in rotation with the pole shaft of the electrical protection device, said reset lever comprising means for restoring the attachment of the attachment system when the re-closing of electrical protection device contacts after opening on short circuit.
  • the aforementioned fastening system comprises a fastening piece having a first end through which said piece is rotatably mounted about a fixed axis said third block, a second end having a hook adapted to cooperate with a retaining element belonging to a retaining piece rotatably mounted about a fixed axis said fourth block, said retaining piece being biased in the attachment position by elastic means, and a third end mechanically connected to the (x) contact (s) mobile (s) of the electrical signaling circuit.
  • the aforementioned tripping lever cooperates with the aforementioned retaining piece to achieve the unlocking of the attachment.
  • these means for restoring the attachment include an actuating lever mounted articulated about a fixed axis said second trigger block, said lever having a first end portion having a light within which is articulated and slidably mounted an end portion of the reset lever, and a second end portion cooperating with a hook spout driving lever, said drive member being hingedly mounted relative to the workpiece; hooking, and being adapted to be rotated in a direction of rotation, said first after an opening on a short circuit or an intentional opening, this rotation having no effect on the attachment piece, and being able to be rotated in a direction opposite to said second, by said reset lever when re-closing the device after opening on a neck rt-circuit so as to cause the attachment piece to a hooking position, through a connection recess between the attachment piece and the drive lever at the end of the rotational stroke of the drive lever, or during an intentional closing due to an intentional opening, the latter not resulting in the driving of the attachment piece.
  • the direction of rotation said first is the counterclockwise direction, while the direction of rotation said second is the clockwise direction.
  • the trip lever and the reset lever are mounted around the same fixed axis, said first relative to the trigger block, and in that the reset lever comprises means for driving the trip lever towards its position. initial position under the action of the opening of the device, while at the same time resetting the triggering means of said trigger block.
  • the aforementioned electrical signaling circuit comprises a microswitch comprising the movable contact (s) mentioned above, said microswitch being mechanically connected to the attachment part and being able to transmit information. on its change of state across a terminal block, these terminals being electrically connected to a means for signaling a short-circuit opening of the electrical protection device.
  • Another subject of the present invention is an electrical protection device comprising a triggering unit comprising the aforementioned features taken alone or in combination.
  • this device is a medium voltage electrical protection device.
  • this device is a circuit breaker.
  • a trigger block B according to a particular embodiment of the invention, said block being intended to be associated with a circuit breaker (not shown in the figures) used in particular for the protection and control of medium voltage networks of public distribution or in the industry, this trigger unit comprising means of signaling v of the state tripped on short circuit of the circuit breaker, for example an indicator light, and a low-consumption aperture release installed on the operating device of the circuit breaker.
  • the figure 1 shows the outer face of the trigger block B, which shows a terminal block 1 having four terminals 2, 3,4,5 representing two devices 6,7 interface with customers.
  • the first interface device 6 comprises the first 2 and second 3 terminals, which are associated with a device for signaling a short-circuit electrical fault in the form of a light v, while the second interface device 7 comprises the third 4 and fourth 5 terminals, which are associated with a low consumption aperture 8 connected to the operating device of the circuit breaker comprising a relay (not shown).
  • This trigger unit also comprises a mechanical interface device 9 in direct connection with the trip mechanism specific to the circuit breaker.
  • this mechanical interface device 9 comprises a trigger lever 10 rotatably mounted relative to a so-called first fixed axis 11 of the trigger block, said lever being mechanically connected to the opening half-moon of the circuit breaker, and a reset lever 12 mounted around the same axis 11 as the aforementioned tripping lever and mechanically connected to the pole shaft of the circuit breaker, so as to be secured in rotation therewith.
  • This reset lever 12 comprises a first arm 12a adapted to cooperate with the actuating rod 13 of the trigger 8 of the trigger unit B, a second arm 12b adapted to cooperate with the mechanism of the circuit breaker, and a third arm 12c adapted to cooperate with an attachment system S via an arming device.
  • This arming device comprises an actuating lever 14 rotatably mounted about a so-called second axis 15 fixed with respect to the triggering unit, said actuating lever having at one of its ends, a light 16 of oblong shape adapted to receive in rotation and sliding an end portion of the said third arm 12c of the reset lever 12, and at its opposite end, a portion forming an actuating nose 17.
  • this attachment system S comprises a fastening piece 18 having a first end 18a through which said piece is mounted articulated about a fixed axis 19 said third trigger block, a second end 18b hook forming adapted to cooperate with a retaining element 20 belonging to a retaining piece 21 mounted rotatable relative to a fixed axis 22 said fourth of the trigger block and a third end 18c mechanically connected to an actuating member 23 of a microswitch 24 for allowing the signaling of a short circuit opening of the circuit breaker.
  • This attachment piece 18 also comprises a driving lever 25 of said attachment piece, mounted articulated with respect to a fixed axis of this attachment piece, said lever being rotatable in one direction or in the other, over a certain stroke, via the operating lever 14 of the reset lever 12.
  • This drive lever 25 is stopped in its rotational stroke in the clockwise direction by a fixed stop of the attachment piece , constituted by the fact that the mechanical connection between this lever and the attachment piece at the end of rotation in the clockwise direction is of the recessed type.
  • the aforementioned retaining piece 21 is rotatably mounted about a fixed axis 22 said fourth of the trigger block B and is resiliently biased towards the attachment piece 18.
  • the microswitch 24 is mechanically connected to the hooking part 18 in such a way that the hooking part is returned to the non-hooked position by the microswitch 24 via the pallet 23 of the microswitch, which is recalled even in a position corresponding to a closing of the circuit, and therefore to an activated state of the indicator light v indicating an open position of the apparatus.
  • the microswitch 24 has a rest position which corresponds to the signaling of a short-circuit opening, in which position the pallet 23 is biased by means of return means.
  • the attachment piece 18 is thus recalled by a rotation in the counterclockwise direction to a position in which the attachment is deactivated. During the attachment maneuver, the attachment piece 18 is driven in a clockwise direction against these biasing means.
  • the Figures 3 to 6 illustrate the four steps of a circuit breaker opening and closing cycle following a short circuit.
  • the trigger block B is ready to trigger, the circuit breaker being in the closed position.
  • the state of the microswitch 24 is open, the indicator v is deactivated, this state is transmitted to the terminals 2.3 of the terminal block 1, said terminals 2, 3 being electrically connected to the indicator light v, which in this position of the microswitch is thus extinguished.
  • Relay 8 is reset and ready to trip.
  • the reset lever 12 is far from the release lever 10, and therefore does not prevent a possible action of the latter.
  • the current sensors of the circuit breaker Upon occurrence of a short circuit current on the line protected by the circuit breaker, the current sensors of the circuit breaker detect a short circuit current and inform the relay (not shown) of the circuit breaker. This relay sends a weak current, generated by the electromagnetic phenomenon of the short-circuit at the terminals 4.5 of the terminal block 1. This electrical pulse is received by the trigger 8 of the trigger block and transformed by it into a mechanical action intended to achieve on the one hand, the opening of the circuit breaker and on the other hand, the signaling of the electrical fault signal.
  • the trigger lever rotates about its axis 11 clockwise and triggers the half-moon of opening of the circuit breaker causing its opening, through an arm said second 10b of the lever 10.
  • the release lever 10 unlocks the attachment system S, by its arm said third 10c driving the retaining element 20 of the retaining piece 21 in the counterclockwise direction.
  • the attachment piece 18 is released and can therefore rotate in the counterclockwise direction by the force generated by the microswitch 24, which is released and can return to its initial position, which leads to a change of state of it.
  • the information of this change of state is raised to the terminals 1,2 of the terminal block 1, which closes the electrical circuit associated with said terminal block and comprising the indicator light v, which indicator lights.
  • the circuit breaker pole shaft changes state and causes the reset lever 12 to turn in counter-clockwise direction.
  • the reset lever 12 causes the release lever 10 to turn counterclockwise to its initial position, this movement causing the relay 8 of the trigger block to reset.
  • This action is possible because the reset lever 12 is not not stopped in its movement by the mechanical system associated with the microswitch 24 and comprising the actuating lever 14 cooperating with the driving lever 25 associated with the attachment piece, in that this drive lever 25 s when the reset lever 12 drives it anti-clockwise.
  • the customer can intervene to acknowledge the electrical fault by putting the line back on.
  • the pole shaft changes state and rotates clockwise the reset lever 12.
  • This action rotates the actuating lever 14 in the counterclockwise direction.
  • the driving lever 25 is driven by the actuating lever 14 in the clockwise direction and begins to rotate and is embedded in the attachment piece 18 after which said actuating lever 14 drives the workpiece 18.
  • the drive lever 25 does not retract, but is rotated by the reset lever 12, in the clockwise direction, at the same time as the attachment piece 18.
  • the figures 7 and 8 respectively illustrate the opening and closing of the circuit breaker following an intentional action from a position ready to trip the circuit breaker and closed circuit breaker, illustrated on the figure 3 .
  • the pole shaft changes state and rotates the reset lever 12 in the clockwise. This action rotates the actuating lever 14 counterclockwise.
  • the rotational stroke of the actuating lever 14 is sufficient for said driving lever 25 to fit into the attachment piece 18, whereby it results that said actuating lever drives the workpiece. hooking 18 and slightly off the hooking faces.
  • a trigger block of simple, compact and compact design has been realized, in which the interfaces with the electrical protection device or the user are clearly defined and whose operation can be tested. and validated at the end of the production line.
  • This design facilitates assembly in production and makes the system easy to integrate.

Claims (13)

  1. Anordnung mit einem, einer elektrischen Schutzeinrichtung zugeordneten Auslöserblock, welcher Block einen Mechanismus mit Auslösemitteln (10), die dazu ausgelegt sind, nach einer manuellen Ausschalthandlung oder Auftreten eines Kurzschlusses in dem von der Schutzeinrichtung geschützten Stromkreis einen Auslösebefehl an die genannte Schutzeinrichtung zu übermitteln, sowie Anzeigemittel (v) zur Anzeige des kurzschlussbedingten Auslösezustands der genannten Schutzeinrichtung und Mittel zur Rückstellung der genannten Anzeigemittel umfasst, welche Rückstellmittel (12, 14, 25, 18) durch die Wiedereinschaltung der elektrischen Schutzeinrichtung nach einer kurzschlussbedingten Abschaltung angesteuert werden, dadurch gekennzeichnet, dass der Auslöseblock (B) einen Anzeigestromkreis mit Anzeigemitteln (v) sowie mindestens einen beweglichen Kontakt umfasst, der in eine Ausschaltstellung oder eine Einschaltstellung verbracht werden kann, wobei eine der genannten Stellungen einer aktiven Stellung der Anzeigemittel und die andere Stellung einer inaktiven Stellung der genannten Anzeigemittel entsprechen, und der genannte bewegliche Kontakt bzw. die genannten beweglichen Kontakte durch den Schaltmechanismus der Schutzeinrichtung angesteuert werden, derart, dass sie in eine Stellung, die einer aktivierten Stellung der Anzeigemittel (v) nach einer kurzschlussbedingten Abschaltung der elektrischen Schutzeinrichtung entspricht, und anschließend durch die genannten Rückstellmittel (12, 14, 25, 18) in eine Stellung verbracht werden, die einer deaktivierten Stellung der Anzeigemittel nach einer Wiedereinschaltung der Schutzeinrichtung nach vorausgegangener kurzschlussbedingter Abschaltung entspricht.
  2. Anordnung mit einem, einer elektrischen Schutzeinrichtung zugeordneten Auslöserblock nach Anspruch 1, dadurch gekennzeichnet, dass die genannten Rückstellmittel direkt oder indirekt durch die Polwelle der elektrischen Schutzeinrichtung angesteuert werden.
  3. Anordnung mit einem, einer elektrischen Schutzeinrichtung zugeordneten Auslöserblock nach Anspruch 1 oder 2, dadurch gekennzeichnet, dass die genannten Rückstellmittel ein Verklinkungssystem S umfassen, das dazu ausgelegt ist, bei der Wiedereinschaltung der Schutzeinrichtung nach einer kurzschlussbedingten Abschaltung durch den Schaltmechanismus in eine Verklinkungsstellung sowie bei einer kurzschlussbedingten Abschaltung durch den genannten Schaltmechanismus in eine Entklinkungsstellung verbracht zu werden, wobei das genannte Verklinkungssystem mechanisch mit dem beweglichen Kontakt bzw. den beweglichen Kontakten des genannten Stromkreises verbunden ist, derart, dass die genannten Anzeigemittel (v) in der Verklinkungsstellung deaktiviert sind und dass sich die genannten Anzeigemittel (v) in der Entriegelungsstellung der Verklinkung in einer aktivierten Stellung befinden.
  4. Anordnung mit einem, einer elektrischen Schutzeinrichtung zugeordneten Auslöserblock nach Anspruch 3, dadurch gekennzeichnet, dass der Mechanismus des Auslöserblocks B einen, drehbar auf einer sogenannten ersten ortsfesten Achse des genannten Auslöserblocks B montierten Auslösehebel (10) umfasst, der dazu ausgelegt ist, von einer zu den Auslösemitteln (8) des genannten Auslöserblocks B gehörenden Betätigungsstange (13) beaufschlagt zu werden, derart, dass bei einer kurzschlussbedingten Abschaltung der genannten Schutzeinrichtung eine Entriegelung des Verklinkungssystems S bewirkt wird.
  5. Anordnung mit einem, einer elektrischen Schutzeinrichtung zugeordneten Auslöserblock nach Anspruch 3 oder 4, dadurch gekennzeichnet, dass die genannten Rückstellmittel (12, 14, 25, 18) einen drehwirksam mit der Pollwelle der elektrischen Schutzeinrichtung verbundenen Spannhebel (12) umfassen, welcher Spannhebel (12) Mittel umfasst, die dazu dienen, bei der Wiedereinschaltung der Kontakte der elektrischen Schutzeinrichtung nach vorausgegangener kurzschlussbedingter Abschaltung die erneute Verklinkung des Verklinkungssystems S zu bewirken.
  6. Anordnung mit einem, einer elektrischen Schutzeinrichtung zugeordneten Auslöserblock nach irgendeinem der Ansprüche 3 bis 5, dadurch gekennzeichnet, dass das genannte Verklinkungssystem S einen Rasthebel (18) mit einem ersten Ende (18a), über das der genannte Hebel drehbar auf einer sogenannten dritten ortsfesten Achse (19) des Auslöserblocks B montiert ist, einem zweiten Ende (18b) mit einem Haken, der dazu dient, mit einem Rückhalteelement (20) zusammenzuwirken, das an einem drehbar auf einer sogenannten vierten ortsfesten Achse (22) des Auslöserblocks montierten Rückhalteteil (21) ausgebildet ist, wobei das genannte Rückhalteteil durch Federmittel in Richtung der Verklinkungsstellung beaufschlagt wird, sowie einem dritten Ende (18c) umfasst, das mechanisch mit dem beweglichen Kontakt bzw. den beweglichen Kontakten des Anzeigestromkreises verbunden ist.
  7. Anordnung mit einem, einer elektrischen Schutzeinrichtung zugeordneten Auslöserblock nach Anspruch 4 und 6, dadurch gekennzeichnet, dass der genannte Auslösehebel (10) mit dem genannten Rückhalteteil (21) zusammenwirkt, um die Entriegelung des Verklinkungssystems zu bewirken.
  8. Anordnung mit einem, einer elektrischen Schutzeinrichtung zugeordneten Auslöserblock nach Anspruch 5, 6 oder 7, dadurch gekennzeichnet, dass die genannten Mittel zur Wiederherstellung der Verklinkung einen Betätigungshebel (14) umfassen, der drehbar auf einer sogenannten zweiten ortsfesten Achse (15) des Auslöserblocks B montiert ist und einen ersten Endabschnitt mit einer darin ausgebildeten Öffnung (16), in der ein Endabschnitt des Spannhebels (12) drehbar und gleitend verschiebbar gelagert ist, sowie einem zweiten Endabschnitt (17) umfasst, der mit einem, als Nase des Hakens ausgebildeten Mitnehmerhebel (25) zusammenwirkt, welcher Mitnehmerhebel (25) an den Haken angelenkt ist und dazu ausgelegt ist, nach einer kurzschlussbedingten oder gewollten Abschaltung in einem sogenannten ersten Drehsinn drehwirksam mitgeführt zu werden, wobei diese Drehung keinerlei Wirkung auf den Rasthebel (18) hat, sowie vom genannten Spannhebel (12) in einem sogenannten zweiten, dem ersten Drehsinn entgegengesetzten Drehsinn drehwirksam mitgeführt zu werden, wenn nach vorausgegangener kurzschlussbedingter Abschaltung eine Wiedereinschaltung der Schutzeinrichtung erfolgt, derart, dass der Rasthebel (18) dank einer am Ende des Drehhubs des Mitnehmerhebels (25) wirksam werdenden Verrastung des Rasthebel (18) mit dem Mitnehmerhebel (25) in Richtung einer Verklinkungsstellung mitgeführt wird, oder wenn nach vorausgegangener gewollter Abschaltung eine gewollte Wiedereinschaltung der Schutzeinrichtung erfolgt, wobei im letzteren Fall keine Mitführung des Rasthebels (18) bewirkt wird.
  9. Anordnung mit einem, einer elektrischen Schutzeinrichtung zugeordneten Auslöserblock nach Anspruch 8, dadurch gekennzeichnet, dass der sogenannte erste Drehsinn dem Gegenuhrzeigersinn und der sogenannte zweite Drehsinn dem Uhrzeigersinn entsprechen.
  10. Anordnung mit einem, einer elektrischen Schutzeinrichtung zugeordneten Auslöserblock nach Anspruch 4 und 5, dadurch gekennzeichnet, dass der Auslösehebel (10) und der Spannhebel (12) auf der gleichen, sogenannten ersten, in Bezug zum Auslöserblock B ortsfesten Achse (11) montiert sind und dass der Spannhebel (12) Mittel umfasst, um im Zuge der Ausschalthandlung der Schutzeinrichtung den Auslösehebel (10) in Richtung seiner Ausgangsstellung mitzuführen, und dabei die Auslösemittel (8) des genannten Auslöserblocks B gleichzeitig wiedergespannt werden.
  11. Anordnung mit einem, einer elektrischen Schutzeinrichtung zugeordneten Auslöserblock nach Anspruch 1 bis 10, dadurch gekennzeichnet, dass der genannte Anzeigestromkreis einen Mikroschalter (24) mit dem genannten beweglichen Kontakt bzw. den genannten beweglichen Kontakten umfasst, welcher Mikroschalter (24) mechanisch mit dem Rasthebel (18) verbunden ist und dazu ausgelegt ist, eine Information über seine Schaltzustandsänderung an die Klemmen (2, 3) eines Klemmenblocks (1) zu übertragen, welche Klemmen (2, 3) elektrisch mit einem Mittel (v) verbunden sind, das dazu dient, eine kurzschlussbedingte Abschaltung der elektrischen Schutzeinrichtung anzuzeigen.
  12. Anordnung mit einem, einer elektrischen Schutzeinrichtung zugeordneten Auslöserblock nach irgendeinem der Ansprüche 1 bis 11, dadurch gekennzeichnet, dass die elektrische Schutzeinrichtung eine Mittelspannungs-Schutzeinrichtung ist.
  13. Anordnung mit einem, einer elektrischen Schutzeinrichtung zugeordneten Auslöserblock nach irgendeinem der Ansprüche 1 bis 11, dadurch gekennzeichnet, dass die elektrische Schutzeinrichtung ein Leistungsschalter ist.
EP20130305146 2012-03-19 2013-02-07 Auslöseblock für elektrisches Sicherungsgerät, und mit einem solchen Block ausgestattetes elektrisches Sicherungsgerät Active EP2642502B1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1200816A FR2988218B1 (fr) 2012-03-19 2012-03-19 Bloc declencheur pour appareil de protection electrique et appareil de protection electrique comportant un tel bloc

Publications (2)

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EP2642502A1 EP2642502A1 (de) 2013-09-25
EP2642502B1 true EP2642502B1 (de) 2015-01-21

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EP20130305146 Active EP2642502B1 (de) 2012-03-19 2013-02-07 Auslöseblock für elektrisches Sicherungsgerät, und mit einem solchen Block ausgestattetes elektrisches Sicherungsgerät

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EP (1) EP2642502B1 (de)
CN (1) CN103325630B (de)
FR (1) FR2988218B1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR3008542B1 (fr) * 2013-07-09 2015-10-02 Schneider Electric Ind Sas Dispositif de detection du rearmement d'un disjoncteur, actionneur d'un mecanisme de separation des contacts du disjoncteur, disjoncteur electrique et utilisation d'un courant induit pour generer un signal d'indication du rearmement

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2357053A1 (fr) * 1976-06-28 1978-01-27 Merlin Gerin Disjoncteur electrique a indicateur de position des contacts
DE3827648A1 (de) * 1988-08-16 1990-02-22 Asea Brown Boveri Elektrischer selbstschalter
GB2288486B (en) * 1994-04-13 1998-02-25 Gen Electric Circuit breaker
FR2744563B1 (fr) * 1996-02-06 1998-04-03 Schneider Electric Sa Mecanisme de commande d'un disjoncteur a verrou debrayable sur un court-circuit
US5673786A (en) * 1996-04-04 1997-10-07 General Electric Company Circuit breaker bell alarm reset mechanism
CN201210469Y (zh) * 2008-06-05 2009-03-18 浙江正泰电器股份有限公司 断路器辅助脱扣机构
CN101847550A (zh) * 2010-06-07 2010-09-29 江苏洛凯机电制造集团有限公司 断路器操作机构的可合闸指示装置

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FR2988218A1 (fr) 2013-09-20
CN103325630B (zh) 2017-03-01
FR2988218B1 (fr) 2015-02-20
CN103325630A (zh) 2013-09-25
EP2642502A1 (de) 2013-09-25

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