EP2377139B1 - Vorrichtung zur fernbetätigung und damit versehener schutzschalter - Google Patents

Vorrichtung zur fernbetätigung und damit versehener schutzschalter Download PDF

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Publication number
EP2377139B1
EP2377139B1 EP09784353.6A EP09784353A EP2377139B1 EP 2377139 B1 EP2377139 B1 EP 2377139B1 EP 09784353 A EP09784353 A EP 09784353A EP 2377139 B1 EP2377139 B1 EP 2377139B1
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EP
European Patent Office
Prior art keywords
remote control
cam
cam follower
mobile
lever
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.)
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Application number
EP09784353.6A
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English (en)
French (fr)
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EP2377139A1 (de
Inventor
Daniel Synthomez
Noel Le Corre
Damien Schneider Electric Industries SAS CARMENTRAN
Jean-Yves Amblard
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Schneider Electric Industries SAS
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Schneider Electric Industries SAS
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Publication date
Priority claimed from FR0807164A external-priority patent/FR2940507B1/fr
Priority claimed from FR0807161A external-priority patent/FR2940512B1/fr
Priority claimed from FR0807160A external-priority patent/FR2940517B1/fr
Priority claimed from FR0807162A external-priority patent/FR2940515B1/fr
Application filed by Schneider Electric Industries SAS filed Critical Schneider Electric Industries SAS
Publication of EP2377139A1 publication Critical patent/EP2377139A1/de
Application granted granted Critical
Publication of EP2377139B1 publication Critical patent/EP2377139B1/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
    • H01H71/10—Operating or release mechanisms
    • H01H71/66—Power reset mechanisms
    • H01H71/68—Power reset mechanisms actuated by electromagnet
    • 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

Definitions

  • the present invention relates to the field of electrical installations, and in particular electrical safety equipment such as circuit breakers, and in particular the remote control devices of such devices.
  • the invention falls within the field of remote control devices with an insulating housing that can be associated with at least one cut-off device mounted on a main face of said housing.
  • the present invention more specifically relates to a remote control device with an insulating housing having at least one main face, for controlling at least one cut-off device disposed against said main face, said remote control device comprising an electromechanical actuator equipped with a movable part, driving means cooperating with said movable part, and a rotary remote control shaft coupled to said drive means for actuating the at least one cut-off device, said remote control shaft passing through said main face in a direction substantially perpendicular to said main face.
  • a remote controlled device of this type is generally equipped with at least one cut-off device, integrated or separable, mechanically coupled to a remote control device of said apparatus.
  • the mechanical coupling between the remote control device and the cut-off device can be achieved by means of a remote control shaft.
  • the European patent application EP1487002 discloses such a remote control device comprising an electric motor for operating a remote control shaft through drive means.
  • the drive means comprise movable elements, such as a worm and a gear, said drive means for providing the remote control shaft a mechanical pulse with a force and a speed sufficient to actuate the at least one cut-off device.
  • a disadvantage of the remote control devices of the prior art is that they have generally complex and inconvenient drive mechanisms, and may become faulty after a large number of switching operations.
  • the invention aims to remedy the technical problems of remote control devices of the prior art by proposing a remote control device with an insulating housing having at least one main face, for controlling at least one cut-off device disposed against said main face, said device remote control device comprising an electromechanical actuator equipped with a movable part, drive means cooperating with said movable part, and a rotary remote control shaft coupled to said drive means for actuating the at least one breaking device, said remote control shaft passing through said main face in a direction substantially perpendicular to said main face, said remote control device being characterized in that said drive means comprise a substantially mechanical bistable drive mechanism and coupled to said movable portion of the actuator , said mechanism of e Bistable drive comprising movable elements displaceable in translation along a single drive axis and movable in rotation about said axis.
  • the movable portion of the electromechanical actuator is a plunger movable in translation along an axis of actuation substantially parallel to the drive axis of the bistable drive mechanism.
  • the actuating axis of the plunger core is substantially coincident with the drive axis of the bistable drive mechanism.
  • the bistable drive mechanism comprises a pusher acting on a control arm, said pusher being movable in translation between at least two stable axial positions.
  • the pusher is held in the stable axial positions by a restoring force exerted by means of the remote control shaft.
  • the movable elements of the bistable drive mechanism comprise an axial transmission cam cooperating with the movable part and a cam follower coupled to the pusher, said cam and said cam follower respectively comprising a first and a second surface. cams adapted to convert an axial translation of the cam to the cam follower into a rotation of said cam follower.
  • the cam follower is integral with the pusher.
  • the bistable drive mechanism further comprises a third cam surface formed on the cam body and adapted to cooperate with the second cam surface of the cam follower, the second and third cam surfaces being adapted to transforming an axial translation of the cam in a direction opposite to the cam follower into a rotation of said cam follower.
  • the third cam surface of the cam body is provided on a shoulder formed by the difference of the passage section between the first and the second portion of said cam body, the second cam surface of the cam follower being formed on one face. end of the at least one radial projection of the cam follower.
  • the cam and the cam follower respectively comprise a fourth and a fifth cam surface, in addition to the first and the second surfaces. camming, to contribute to the transformation of an axial translation of the cam towards the cam follower into a rotation of said cam follower.
  • the first and second cam surfaces are in radial extensions respectively of the fourth and fifth cam surfaces.
  • each tooth of the cam profiles comprises a first ramp having a low inclination angle of less than 70 degrees, and a second ramp having a high inclination angle greater than 70 degrees, said angles being defined with respect to a plane perpendicular to the drive shaft.
  • the cam and the cam follower are substantially identical parts.
  • the electromechanical actuator is equipped with a reduced displacement part of an excitation coil, the mobile part being displaceable in translation along an actuating axis substantially perpendicular to a face of support of said reduced displacement part to be deployed through a through-hole of said bearing face, the drive means cooperating with said movable part to drive in translation a mobile transmission element intended to be coupled to a movable contact said cut-off device, said drive means being designed to move the movable transmission element between a first and a second stable axial position respectively corresponding to the closing and opening of said movable contact, the insulating housing enclosing damping means for damping an impact of said movable portion on said reduced displacement portion when said moving part is moved into an extended position.
  • the damping means are disposed between first support means of the housing and the bearing face of the reduced displacement portion to allow movement of said reduced displacement portion along the actuating axis by crushing said means dampers such that said displacement of the reduced displacement portion contributes to driving the movable transmission member from one stable axial position to the other.
  • the remote control device comprises a device for locking the remote control, said cutoff device being equipped with a lever operable between an open position and a closed position of electrical contacts and a triggering lever for opening said electrical contacts following an electrical fault, said locking device comprising a retractable piece for blocking the closing of said electrical contacts when the retractable part is in an extended position, said remote control locking device comprising, in in addition, an actuating lever intended to be coupled to said triggering lever, said actuating lever cooperating with said retractable part to control the triggering of the at least one cut-off device when the retractable part is maneuvered to its deployed position.
  • the remote control device comprises means for signaling states and / or defects of the at least one cut-off device, said signaling means comprising first detection means making it possible to detect positions of an operating lever, said remote control device comprising second detection means arranged to detect the position of the remote control shaft rotatably mounted about a remote control axis substantially perpendicular to said main face, said shaft for actuating contacts electrical devices of the at least one cut-off device.
  • the invention also relates to a remote control circuit breaker comprising a remote control device equipped with a remote control shaft coupled to at least one cut-off device, said remote-controlled circuit breaker being characterized in that said remote control device is a remote control device as previously described. said remote control device being coupled to said cutoff device through the remote control shaft.
  • the remote control circuit breaker comprises a remote control unit 1 equipped with a remote control device associated with four unipolar cutoff devices 2. These four cut-off devices have separate insulators and form an electrical protection block.
  • the remote control device is enclosed in a separate housing relative to the casings of the cut-off devices.
  • the devices of cutoff comprise levers 3 pivotally mounted on their respective housings. These levers are coupled together by means of a bar 4 which is itself coupled to the remote control device 1.
  • the remote control device and the cut-off devices are joined together in solidarity with the main faces 5 of their respective housings.
  • a light 6 having the shape of a circular sector is arranged on each main face 5 of the cut-off devices 2 to allow access to trigger means of said devices.
  • the remote-controlled circuit breaker also comprises a remote-control locking device, or padlocking device, operable from a retractable part 7.
  • the remote control device 1 furthermore comprises light-display means 8 connected to state signaling means. and electrical faults.
  • the remote control device furthermore comprises terminals or connectors 9 for remote signaling at 220 volts, as well as remote signaling terminals or connectors in 24 volts, not shown, housed in an opening 10. These signaling connectors enable signaling deported states and / or electrical faults.
  • the remotely controlled circuit breaker can be operated locally from a command button 11 or remotely from the terminals or control connectors 12 at 220 volts.
  • the remotely controlled circuit breaker also includes terminals or power connectors 13 220 volts.
  • the remote control device comprises an electromagnetic actuator, in particular an electromagnet 21, and drive means 22 coupled to a movable part of the actuator.
  • the remote control device 1 also comprises a remote control shaft 23 rotatable coupled to the drive means 22 and for actuating the breaking means of the cut-off device.
  • the latter comprises a control mechanism 25, a fixed contact 26, triggering means, and a movable contact 27 carried by a contact arm.
  • the control mechanism of the cutoff device comprises a remote control mechanism acting on the contact arm, said remote control mechanism being equipped with a remote control lever 28 rotatably mounted about a remote control axis substantially perpendicular to the main faces .
  • the remote control lever is coupled to the remote control shaft 23 of the remote control device.
  • the control mechanism 25 of the cut-off device can be actuated by means of the remote control device 1 via the remote control shaft 23.
  • the The control mechanism 25 can be actuated by means of the operating lever 3 pivotally mounted on the housing.
  • the remote-controlled circuit breaker is shown in partly exploded views to distinguish the remote control unit 1 equipped with the remote control device and the electrical protection block equipped with at least one cut-off device 2.
  • the remote control device is housed in a housing 41 from the remote control unit. The shape and dimensions of this housing are standardized allowing it to be installed in a modular installation.
  • the remote control unit and the at least one cut-off device comprise a fastening profile 42 on a rear face 43 allowing installation on a rail of a switchboard.
  • the remote control device 1 allows the remote control of the cut-off devices 2 whose housings are contiguous by their main faces.
  • the remote control device is integrated in a remote control block integral with the electrical protection block.
  • the remote control device 1 can be separable from the cut-off device 2 and be in a remote control block separable from the electrical protection block with which it is associated.
  • Electromagnetic actuator of the remote control device (remote control unit):
  • the remote control device 1 is shown in a sectional plane parallel to the main faces of the housing 41.
  • the electromagnetic actuator or the electromagnet 21 of the remote control device 1 is equipped with a movable part, in this case a plunger 45.
  • the electromagnet is actuated by an excitation current or control signal flowing in a not shown excitation coil and making it possible to deploy the plunger core and maintain it in this position. deployed as long as said excitation current flows in the coil.
  • the plunger 45 is in the retracted position.
  • the remote control device 1 is provided with the rotary remote control shaft 23 for actuating the at least one cutoff device disposed outside the remote control unit against a main face of the housing 41.
  • This remote control shaft 23 is oriented in one direction. sensibly perpendicular to the main faces of the housing 41.
  • the coupling between the electromagnet 21 and the remote control shaft 23 is via drive means.
  • the electromagnet and the drive means of the remote control device are housed in the insulating housing 41.
  • the electromagnet 21 of the remote control device further comprises a fixed or reduced displacement part of ferromagnetic material, in this case a cylinder head 51, and a not shown excitation coil.
  • reduced displacement is meant a displacement of small amplitude obtained by crushing damping means.
  • the displacement of the yoke 51 is reduced compared to the displacement of the plunger 45.
  • the latter is translational movable in response to an excitation current or control signal in the excitation coil.
  • the plunger 45 is arranged to be displaced in translation and to be deployed through a through hole 53 of a bearing face 55 of the yoke 51, along the actuating axis 46 which is substantially perpendicular to said bearing face 55.
  • the bearing face makes it possible to maintain the yoke 51 on first support means 58 formed in the housing.
  • the drive means of the remote control device ensuring the coupling between the electromagnet 21 and the remote control shaft 23, cooperate with the plunger core 45 of the actuator to drive in translation a mobile transmission element referenced 151 and intended for to be coupled to the movable contact 27 of the at least one cut-off device 2.
  • the drive means of the remote control device are designed to move in translation the movable member of transmission 151 along a drive axis 47 between a first stable axial position and a second stable axial position respectively corresponding to the closing and opening of the movable contact 27 of the at least one cut-off device 2.
  • the first and the second stable axial position of the mobile transmission element 151 are illustrated respectively on the Figures 6A and 6B . As this can be understandable from the figure 5 at each of these stable axial positions corresponds an angular position of the remote control shaft 23, an angular position of the control lever 28, and a closed or open position of the movable contact 27.
  • the housing 41 encloses damping means 57 disposed between the first support means 58 of said housing and the bearing face 55 of the yoke 51 to allow a reduced displacement of said yoke along the actuating axis 46 by crushing said damping means.
  • damping means also make it possible to avoid any inadvertent tripping of the at least one cut-off device 2 associated with the remote control device.
  • the damping means 57 are arranged between the first support means 58 and the bearing face 55 so that the displacement of the yoke 51 contributes to driving the mobile transmission element from one stable axial position to the other. .
  • the part of the energy dissipated in the impact of said plunger on an impact zone of the yoke 51, when said plunger reaches its deployed position, is used to move the yoke 51 along the axis of the cylinder.
  • the energy efficiency of the remote control device is optimized.
  • the size of the remote control block is also optimized.
  • the damping means 57 can damp the shocks of the plunger on the bearing face 55 of the cylinder head when it deploys at the end of travel.
  • the housing 41 also comprises second support means 59 cooperating with a second bearing face 60 of the yoke 51, said second bearing face being substantially opposite to the first bearing face 55.
  • the first and the second means The support thus makes it possible to maintain the electromagnet in the housing 41. They also make it possible to limit the reduced or damped displacement of the yoke 51 of the electromagnet along the actuating axis 46.
  • the drive means are designed so that the movable transmission member 151 moves between the two stable axial positions by a passage beyond a limit axial position exceeding said two stable axial positions.
  • the means ensuring the stable axial positioning of the mobile transmission element may be all the means known to those skilled in the art thanks to which this passage between the stable axial positions is through a forced passage in a transient position beyond the limiting axial position of said mobile transmission element, said limiting axial position exceeding the stable axial positions.
  • the drive means may comprise a bistable drive mechanism 137 in which the movable transmission member 151 is a cam follower acting by the via an axial transmission cam 161 in a cam body 162.
  • the damping means 57 are arranged so that the movement of the yoke 51 concomitant with the displacement of the plunger core 41 in its extended position allows a drive of the mobile transmission element 151 beyond the axial limit position.
  • the passage of the movable transmission element 151 between the first stable axial position and the second stable axial position comprises the following steps. Initially, the movable transmission element 151 is in the first stable axial position P1 as shown in FIG. Figure 7A , said position corresponding to the closing of the movable contact 27.
  • the plunger 45 is, in turn, in its retracted position. By circulating an excitation current in the coil, the plunger 45 will begin to deploy and reach a position shown in FIG. Figure 7B .
  • the drive means will start driving the movable transmission member 151 along the drive axis. In this position represented in Figure 7B the cam 161 thus comes into contact with the mobile transmission member or cam follower 151.
  • the plunger 45 continues to unfold and drive the mobile transmission member or follower 151.
  • the plunger core 45 hits the impact zone carried by the first bearing face 55 of the yoke 51, which will cause the displacement of said yoke by crushing the damping means 57.
  • the moving transmission element or follower 151 reaches a position L corresponding to the limit axial position.
  • the excitation current is cut off and the plunger 45 retracts to reach its initial retracted position.
  • the moving transmission member or cam follower 151 moves in the opposite direction to reach the second stable axial position P2 as shown in FIG. Figure 7D .
  • This second stable axial position P2 corresponds to the opening of the movable contact 27.
  • the damping means 57 may have a crush thickness greater than or equal to the distance between the stable axial position limit L and the second stable axial position P2. The crush thickness is defined with respect to the force of the impact or impact of said plunger 45 when it strikes the cylinder head 51.
  • the first support means 58 comprise a recess 62 in which the damping means 57 are arranged so as to to keep these in place.
  • the damping means 57 are generally formed essentially in a flexible material chosen from nitrile or silicone compounds. In the embodiment shown, the damping means 57 comprise two cylindrical seals arranged on either side of the through hole 53 of the bearing face 55 of the yoke 51.
  • the actuator 21 comprises a yoke 51 of ferromagnetic material.
  • Shocking means 70 of the electromagnetic actuator comprise a detachable portion 71 of the first bearing face 55.
  • the damping means also comprise elastic means, in this case seals 72 made of elastic material, arranged between, on one side the cylinder head 51 or the support means of a housing not shown, and on the other side the detachable portion 71.
  • the latter is movably mounted relative to the cylinder head 51, so that the impact of the plunger 45 on the zone of impact arranged on the first bearing surface 55 temporarily causes a relative displacement of said detachable portion 71 relative to the yoke 51 between a contact position and a detached position.
  • relative displacement is meant in the present case where the impact zone is disposed on the detachable portion 71, it is this detachable portion 71 which moves relative to the cylinder head 51.
  • the impact zone is disposed outside the detachable portion, it is the yoke which moves relative to said detachable portion.
  • the detachable portion 71 and the yoke 51 have complementary contact surfaces 75, 76 so that when the detachable portion is in the contact position, the air gap between said contact surfaces is minimum.
  • the contact surfaces 75, 76 of the detachable portion and the yoke 51 form stops for holding the detachable portion 71 in the contact position. More specifically, in the contact position of the detachable portion 71, the elastic seals 72 exert a restoring force on the detachable portion 71, and the stops formed by the contact surfaces 75, 76 exert a counter-reaction force opposing this restoring force.
  • the electromagnetic actuator comprises damping means 80 cooperating with the second bearing face 60 of the cylinder head 51.
  • the damping means comprise a detachable portion 81 of the bearing face 60 mounted to move relative to the yoke 51, and spring blades 82 disposed between the yoke 51 and said detachable portion 81.
  • the means dampers 80 act when the plunger 45 is moved in its retracted position and strikes an impact zone of the cylinder head arranged on the second bearing face 60.
  • the detachable portion 81 and the yoke 51 have complementary contact surfaces 85, 86 forming stops to maintain the detachable portion 81 in the contact position.
  • the operation of the damping means 80 of the electromagnetic actuator shown in the Figures 10 and 11 is essentially the same as for the embodiment previously described.
  • the detachable portion 81 When the actuator is in a stable state as shown in FIG. figure 10 , the detachable portion 81 is in a position of contact and the gap formed by the contact surfaces 85, 86 is minimum.
  • the plunger 45 When the plunger 45 is moved into a retracted position and said core hits the impact zone, the detachable portion 81 is temporarily moved to a detached position as shown in FIG. figure 11 .
  • the detachable portion 71, 81 has a dimension along the axis of actuation substantially equal to the thickness of the bearing face 55, 60. In this way, when the detachable portion 71, 81 is in its contact position the part of the bearing face 55, 60 having said detachable portion has a uniform thickness.
  • An advantage of this embodiment is its simplicity of industrial production.
  • the insertion of the coils can take place before or after the introduction of the detachable portion 81.
  • the detachable portion 91 of the damping means 90 has a dimension along the axis of actuation greater than the thickness of the bearing face 60.
  • This configuration allows to arrange in a central portion of the cylinder head 51 a zone of impact having a "V" shaped profile to minimize magnetic losses when the plunger 45 is in an extended position.
  • the dimensions of the movable portion 45 are reduced, compared to the embodiments of the Figures 8 to 11 which makes it possible to reduce its weight and to facilitate its setting in motion.
  • the "V" shape also makes it possible to optimize, within a certain limit, the variations of the magnetic force as a function of the value of the gap.
  • the impact zone of the yoke 51 is disposed on the detachable portion 71, 81, 91 of the bearing face 55, 60.
  • the impact of the plunger 45 on the impact zone causes temporarily a displacement of the detachable portion relative to the cylinder head.
  • the actuator comprises a yoke of ferromagnetic material formed on the one hand in a fixed or reduced displacement part 93, and on the other hand in a movable part 95.
  • the fixed or reduced displacement part 93 is equipped with a 94.
  • the fixed or reduced displacement portion 93 and the movable portion 95 both have an "E" shaped profile.
  • the fixed or reduced displacement portion 93 of the yoke comprises three impact zones 96 disposed on the end faces of the branches of the "E".
  • the damping means have detachable portions 97 formed in portions of the fixed or reduced displacement portion 93 linking the branches of the "E".
  • the damping means comprise elastic means essentially consisting of a band of elastic material 92 disposed on the bearing face 94. In this configuration, the impact zones are formed outside the detachable portions 97 of the bearing face 94. .
  • the operation of the damping means of the electromagnetic actuator shown in the Figures 13 to 15 is described below.
  • the figure 13 represents the actuator when the moving part 95 is in an initial state.
  • the moving part 95 moves in translation and hits the impact zones 96 of the fixed or reduced displacement part 93.
  • the shock of the moving part 95 on the impact zones temporarily causes a displacement of the fixed or reduced displacement portion 93 of the cylinder head relative to the detachable portion.
  • the detachable portions 97 remain fixed, and the remainder of the fixed or reduced displacement part temporarily moves by pressing on the elastic band 92.
  • the fixed or reduced-displacement part 93 of the cylinder head is recalled by virtue of the band of flexible material 98 in a stable position.
  • the detachable portions 97 are found in a position of contact with respect to the fixed part or reduced displacement of the cylinder head. In this stable position, the gap formed by the contact surfaces of the detachable portions 97 and the fixed or reduced displacement portion 93 of the yoke is minimum.
  • the driving means 22 providing the coupling between the plunger 45 of the electromagnet 21 and the remote control shaft 23 comprise a bistable drive mechanism 137 including the mobile transmission element 151.
  • the bistable nature of this mechanism drive 137 means that the movable transmission element 151 can be actuated between at least two stable axial positions.
  • the first stable axial position P1 of the mobile transmission element is illustrated on the Figures 6A and 7A .
  • the second stable axial position P2 is, for its part, represented on the Figures 6B and 7D .
  • the drive mechanism being an integral part of the drive means of the remote control device, the bistable character of this drive mechanism can be extended to all of said drive means.
  • the two stable axial positions P1, P2 of the mobile transmission element 151 correspond to two stable angular positions of the remote control shaft 23.
  • the bistable character of the drive mechanism 137 makes it possible to use an electromagnet 21 of the monostable type.
  • electromagnet of the monostable type it is meant that the plunger core 45 of the electromagnet changes from a retracted position to the deployed position by the circulation of an excitation current, and from the deployed position to the retracted position by the stopping said excitation current, or vice versa.
  • it is the circulation of the excitation current that allows the deployment of the plunger 45 and the passage of the movable transmission element 151 from one stable axial position to the other.
  • the circulation of the excitation current is therefore implemented only during transient phases, and the maintenance in each of the stable axial positions of the mobile transmission element 151 requires no current.
  • the power consumption and any electrical noise associated with the circulation of the excitation current in the coil of the electromagnet are reduced.
  • the remote control shaft 23 passes through a main face 141 of the housing 41 of the remote control device. As is visible on the figure 4 , this remote control shaft 23 is coupled, via the remote control lever 28, to the control mechanism 25 of the cut-off device 2. Thus, the remote control shaft 23 can be actuated between two stable angular positions, each of between them corresponding to the opening and closing of movable contact 27 of the at least one cut-off device 2 associated with the remote control device.
  • control mechanism 25 of the at least one cut-off device 2 associated with the remote control device comprises a remote control mechanism between the remote control shaft 23 and the moving contact 27 which is of the monostable type.
  • This is made possible by the bistable character of the drive mechanism 137 of the remote control device 1 to maintain the opening or closing of the movable contact 27 stably. Therefore, the use of a drive mechanism 137 of the bistable type remote control device and a remote control mechanism of the at least one monostable cutoff device makes it possible to switch the moving contact. 27 by means of a control mechanism 25 of the cut-off device which is simplified.
  • the remote control mechanism of the control mechanism 25 equipping the at least one cut-off device 2 can be in a stable state corresponding to the closing position of moving contacts and in an unstable state corresponding to a contact opening position. mobile.
  • the bistable drive mechanism 137 is designed to allow application via the remote control shaft 23 a force sufficient to maintain the movable contact of the at least one open cutoff device.
  • the remote control device 1 may also be associated with a cut-off device equipped with a control mechanism comprising a bistable type remote control mechanism. This remote control mechanism of the control mechanism 25 equipping the at least one cut-off device is described in detail in the following description.
  • the movable transmission element 151 of the bistable drive mechanism 137 is integral with a pusher 151 acting on a control arm 152 forming part of the drive means.
  • the mobile transmission element is indifferently qualified as such or as a pusher, and this under the same reference numeral 151.
  • the control arm 152 is pivotally mounted relative to the housing 41.
  • the control arm 152 is fixed to the remote control shaft 23 so as to drive the latter in rotation.
  • the remote control shaft 23 has a cruciform cross section and the control arm 152 has an opening having the same section in which is inserted said arm.
  • the pusher 151 which is movable in translation between at least the two stable axial positions P1, P2, makes it possible to drive the remote control shaft 23 in rotation.
  • the bistable drive mechanism 137 comprises movable elements including the pusher or mobile transmission element 151.
  • a restoring force acting on the pusher 151 can be obtained via the remote control shaft 23, or more exactly by means of return means acting on said remote control shaft.
  • These return means make it possible to maintain the pusher 151 in each of the stable axial positions P1, P2 by exerting a restoring force via the remote control shaft 23.
  • These return means are generally deported outside the device remote control. In this case, these means of recall are part of at least a cutoff device 2 associated with the remote control device and will be described in detail later. In other embodiments not shown, this restoring force can be exerted by return means integrated in the remote control device.
  • the bistable drive mechanism 137 is generally an essentially mechanical mechanism, i.e. it does not require electricity or any liquid or gaseous fluid to operate.
  • the bistable drive mechanism 137 essentially consists of movable elements displaceable in translation along the drive axis 47 and movable in rotation about said axis 47.
  • the drive shaft 47 is substantially coincides with the actuating axis 46 and substantially parallel to the main face of the housing 41.
  • the bistable drive mechanism 137 comprises an axial transmission cam 161 cooperating with the plunger 45 of the electromagnet 21.
  • axial transmission cam means a cam movable in translation for which the translation movement is along an axis translation substantially coincident with the axis of rotation of a cam follower. This type of cam is often called "cam cloche".
  • the axial transmission cam 161 is displaceable in translation along the drive axis 47.
  • the bistable drive mechanism 137 also includes a barrel or cam body 162 including a first portion 163 in which the cam 161 is slidably disposed along the drive shaft.
  • This cam body 162 generally has a tubular shape.
  • the translation displacement of the cam 161 in the cam body 162 can be achieved by means of axial grooves 164 disposed on the inner surface of the first portion 163 of the cam body 162.
  • the axial grooves 164 are designed to receive radial projections. 165 disposed on an outer and lateral surface of the cam 161.
  • the axial grooves 164 and the radial projections 165 not only allow to guide the cam 161 in translation along the drive axis 47, but also allow impede the rotation of said cam 161 about this axis.
  • An end face 166 of the cam 161 cooperates with the plunger 45.
  • this first cam surface is carried by each shoulder of the radial projections 165.
  • the first cam surface 167 is essentially formed by a succession of teeth 182 distributed around each other. a circumference of the cam, or more exactly by the end faces of said teeth.
  • the bistable drive mechanism 137 also comprises a cam follower 171 coupled to the pusher 151, and in this case secured to said pusher.
  • the cam follower 171 includes radial projections 175 intended to be engaged in the axial grooves 164 of the cam body 162.
  • the cam follower 171 comprises, on the other end face facing the first cam surface 167, a second cam surface 177 intended to cooperate with this first cam surface 167.
  • the second cam surface 177 is provided on the end faces of the radial projections 175.
  • this second cam surface 177 is essentially carried by each shoulder of the radial projections 175. More specifically, the second cam surface is essentially formed by a succession of teeth 182, or more exactly by the end faces of said teeth.
  • the first and second cam surfaces 167, 177 are adapted to translate an axial translation of the cam 161 to the cam follower 171 into a rotation of said cam follower.
  • a second portion 169 of the cam body 162 has an enlarged passage section with respect to the narrower passage section of the first portion 163.
  • This passage section of the second portion 169 of The cam body 162 advantageously has a diameter equal, in the game, to that of a circle surrounding the radial projections 175 of the cam follower 171.
  • the first part 163 of the cam body 162 has been shown in an exploded manner to display the two parts 163 and 169 of the cam body 162.
  • a tubular casing 184 of large passage section having a passage section corresponding to that of the second portion 169 of the cam body 162
  • an insert 185 having a passage section corresponding to that of the first portion 163 of narrower passage section.
  • the insert 185 shown on the figure 16 therefore just allows to view the two parts 163, 169 of the cam body 162, and corresponds to a portion forming with the tubular casing 184 a unit unit.
  • the cam 161 and the cam follower 171 have an axial hole 168, 178 opening on the end face respectively bearing the first and the second cam surface 167, 177.
  • This axial hole 168, 178 can accommodate spring means 179 , in this case a compression spring intended to provide a restoring force opposing the axial translation of the cam 161 towards the cam follower 171.
  • the cam body 162 has a third cam surface 192 provided on a shoulder or flange 193 formed by the passage sectional difference between the first and the second portion 163, 169 of the cam body 162.
  • This third cam surface 192 of FIG. Cam body 162 is intended to cooperate with the second cam surface 177 of the cam follower 171 as the cam 161 retracts.
  • the second and third camming surfaces 177, 192 are designed to translate an axial translation of the cam 161 in a direction opposite to the cam follower 171 into a rotation of said cam follower.
  • the radial distance from the radial projections 165, 175 of the cam 161 and the cam follower 171 is generally substantially equal, with the clearance, to the width of the flange 193 formed by the difference in cross section between the first and the second portion 163 , 169 of the cam body 162. This configuration provides a better mechanical strength, which allows the bistable drive mechanisms 137 to collect greater efforts.
  • the cam 161 and the cam follower 171 respectively have a fourth and a fifth cam surface respectively referenced 191, 194 also contributing to the transformation function of the axial translation of the cam. cam to the cam follower rotating said cam follower.
  • These fourth and fifth cam surfaces 191, 194 are formed on a portion annular end faces of the cam 161 and the cam follower 171 carrying the first and the second cam surface 167, 177.
  • the fourth and fifth cam surfaces 191, 194 are in the extension respectively of the first and fourth camming surfaces 167, 177.
  • the first and fourth camming surfaces 167, 191, as well as the second and fifth camming surfaces 177, 194 have a radial continuity; which facilitates the manufacture of the cam and cam follower.
  • the cam surfaces 167, 177, 192, 191, 194 generally have asymmetric profiles, such as, for example, sawtooth profiles.
  • the profile of the cam surfaces comprises an alternation of first and second ramps 195, 196 oriented in an opposite direction and having different angles of inclination.
  • a tooth of a cam profile comprises on the one hand a first ramp 195 having a low inclination angle ALPHA1 of less than 70 degrees, this angle being defined with respect to a plane perpendicular to the drive axis 47.
  • the tooth of a cam profile also comprises a second ramp 196 having a high angle of inclination ALPHA2 greater than 70 degrees, this angle being defined in the same way with respect to the same plane perpendicular to the drive shaft 47.
  • the low inclination angle ALPHA1 of the first ramp 195 is advantageously between 20 and 70 degrees, preferably between 25 and 35 degrees, for example substantially equal to 28 degrees.
  • ramps of steep inclination 196 have an inclination angle ALPHA2 advantageously between 70 and 90 degrees, preferably between 75 and 85 degrees, for example substantially equal to 78 °. This makes it possible to prevent jamming of the cam as it moves away from the cam follower, since the bearing forces of the teeth of said cam follower on the teeth of the cam comprise a component which participates in the cam follower. ejection of the cam at the moment when the follower lands on the Teeth of the cam body 162.
  • the ramps of steep inclination 196 may have an angle of inclination ALPHA2 substantially equal to 90 degrees.
  • the profiles of the first, second and third cam surfaces 167, 177, 192 are discontinuous, that is to say they comprise a succession of toothed portions and spaces or depressions distributed around them a circumference of the cam 161, the cam follower 171 or the cam member 162.
  • each toothed portion corresponds to an end face of a radial projection 165, 175
  • each toothed portion corresponds to a portion of the flange 193 between two axial grooves 164.
  • the profiles of the fourth and fifth cam surfaces 191, 194 are, for their part, continuous, that is, that is to say that they comprise a succession of teeth distributed continuously around a circumference of the cam 161 or the cam follower 171.
  • cam surfaces cooperating with each other advantageously have complementary profiles. This maximizes the contact area between the cam surfaces and the mechanical strength is improved.
  • the total number of teeth on the first or the second cam surface 167, 177 is generally equal to half the number of teeth on the fourth or fifth cam surface 191, 194. This total number is advantageously equal to a multiple of number of axial grooves 164 or the number of radial projections 165, 175. In the embodiment shown, the number of teeth distributed around a circumference of the fourth or fifth cam surface 191, 194 is 10.
  • each toothed portion carried by the end faces of the radial projections 165, 175 comprises a half-tooth, that is to say a tooth whose width corresponds to at half that of the complete teeth of the fourth and fifth cam surfaces 191, 194.
  • each toothed portion between two axial grooves 164 includes a complete tooth and a half tooth.
  • the drive means 25 make it possible to apply to the remote control shaft 23 a torque greater than 0.02 Nm, 0.05 Nm, for example 0.1 Nm.
  • This torque corresponds to the force to be applied to open the contacts of the at least one cut-off device associated with the remote control device.
  • This force is generally tenfold as a function of the number of poles of the at least one cut-off device.
  • the cam 161 Under the impulsion of the plunger 45 of the electromagnet, will come into contact with the cam follower 171 and then axially push said cam follower 171, as shown in FIGS. Figures 20A to 20C .
  • the cam follower 171 is at least partly in the first portion 163 of the cam body 162
  • the radial projections 175 of said cam follower 171 and the axial grooves 164 of the cam body 162 impede any rotation of said cam follower, and the latter can move only in translation under the thrust exerted by the cam.
  • the first and second cam surfaces 167, 177 are in a partial contact position, as opposed to a maximum contact position in which the major part, or even the all, cam surfaces are in contact.
  • the axial distance between said cam and said cam follower is not minimal.
  • the translational movement of the cam 161 which urges the cam follower 171 drives a first rotation ROT1 of said cam follower by sliding the second cam surface 177 on the first cam surface 167, and the fifth cam surface. 194 on the fourth cam surface 191.
  • This first rotation ROT1 was made possible by the alignment of the ramps 195 of the surfaces 167, 191 of the cam with the ramps 195 respectively of the cam surfaces of the cam. Furthermore, this first rotation ROT1 was made possible as soon as the teeth on the cam surfaces of the cam protrude from the top of the teeth on the third cam surface 192 of the cam body.
  • This first rotation ROT1 continues until the first and second cam surfaces 167, 177, as well as the fourth and fifth cam surfaces 191, 194 are in maximum contact positions, corresponding to an axial distance between said cam and said cam follower. At this time, the ramps 196 of cam surfaces 177, 194 of the cam follower abut in that of the cam surfaces 167, 191 of the cam.
  • the drive mechanism 137 is in the state shown schematically on the Figures 22A to 22C . Note that the radial projections 175 of the cam follower 171 are no longer aligned with the axial grooves 164 of the cam body 162 and that said cam follower has made a rotation corresponding to half the width of a tooth.
  • the second cam surface 177 of the cam follower 171 slides on the third cam surface 192 of the cam body 162 driving said cam cam follower in a second rotation ROT2 in the same direction as the first.
  • the second and third camming surfaces 177, 192 make it possible to transform the axial translation of the cam 161 in an opposite direction relative to the cam follower 171 in the second rotation ROT2 of said cam follower.
  • This second rotation continues until the second and third camming surfaces 177, 192 are in maximum contact positions corresponding to a second stable axial position P2 of said cam follower.
  • the plunger 45 is expanded to drive the cam follower 171 and the pusher 151 integral with said follower in a first sliding rotation of the second cam surface 177 on the first one 167, and the fifth cam surface 194 on the fourth 191.
  • the cam follower 171 is in the position shown on the Figures 22A to 22C .
  • the plunger 45 retracts allowing the spring 179 to drive the cam 161 in translation in the same direction as said plunger.
  • the cam follower 171 and the pusher 151 integral with said follower are driven in a second rotation by sliding the second camming surface 177 on the third 192.
  • the cam follower 171 is in the second position. position represented on the Figures 22A to 22C .
  • the radial projections 175 of the cam follower 171 are not aligned with the axial grooves 164 of the cam body 162, and said cam follower is thus held in the second portion 169 of the cam body. 162 and in the second stable axial position P2 shown on the Figures 23A to 23C .
  • This second stable axial position P2 may correspond to an angular position of the remote control lever 28, which itself corresponds to an open position of the electrical contacts of the at least one cut-off device 2 associated with the remote control device.
  • the plunger being in a retracted position, no excitation current is required to maintain the electrical contacts of the associated breaking device in an open position.
  • the plunger 45 is deployed to driving the cam follower 171 and the pusher 151 integral with said follower in a third rotation ROT3 by sliding the second camming surface 177 on the first 167, and the fifth camming surface 194 on the fourth 191.
  • This third rotation is permitted in that the first and the second cam surfaces 167, 177, as well as the fourth and fifth cam surfaces 191, 194 are not initially in a maximum contact position.
  • the cam follower 171 is in the position shown on the Figures 24A to 24C .
  • the plunger 45 retracts allowing the spring 179 to drive the cam 161 in translation in the same direction as said plunger.
  • the cam follower 171 and the pusher 151 integral with said follower are driven in a fourth rotation ROT4 by sliding the second cam surface 177 on the third 192.
  • the cam follower 161 is in the position shown on the Figures 25A to 25C .
  • the cam follower 171 and the pusher 151 integral with said follower can be driven beyond an axial limit position exceeding the first and second stable axial position P1, P2.
  • the distance between this limit axial position and the second stable axial position P2 substantially corresponds to the height of the teeth of the cam surfaces.
  • the electromagnet 21 is advantageously designed to maintain, in the absence of activation current, the plunger 45 and the cam 161 in the retracted position. In this way, the maintenance in the first and second stable axial position P1, P2 of the cam follower 171 and the pusher 151 to which it is coupled is independent of the position of the cam 161 and the plunger 45 cooperating with this cam. Thus, maintaining in the stable axial positions P1, P2 of the cam follower 171 and the pusher 151 to which it is coupled does not requires no excitation current, which optimizes energy consumption and minimizes the defects related to the circulation of an excitation current.
  • the passage between the first and the second stable axial position P1, P2, in one direction and the other is done through an activation current whose intensity can be chosen to apply a torque to the remote control shaft sufficient to open the contacts of the at least one cut-off device associated with the remote control device.
  • the movable elements of the bistable mechanism 137 that is to say essentially the cam 161 and the cam follower 171 are displaceable in translation along a single drive axis 47 substantially coinciding with the actuating axis 46 of the plunger 45. These movable elements are also movable in rotation about the same axis 46, 47. With this configuration in which the displacements of the movable elements are made in translation along a single axis or in rotation around this same axis, the bistable drive mechanism 137 is simplified and compact. This simplification makes the remote control device particularly enduring, that is to say that it can be operated a large number of times while maintaining a good level of reliability.
  • the remote control device is generally designed to allow a large number of switches, that is to say more than 20000 switches, or even more than 40000 switches, for example 50000 switches.
  • Remote control locking device remote control unit
  • the remote control circuit breaker comprises a remote control locking device or lockout device operable from the retractable part 7.
  • the retractable part 7 is a drawer mounted movable in translation on the housing 41.
  • the remote control locking device is essentially disposed in the remote control device.
  • the remote control device 1 and the at least one cutoff device 2 associated with said remote control device are juxtaposed by their main faces 141, 5.
  • the main face of the remote control device against which is affixed at least one cut-off device has been erased in order to display the remote control locking device.
  • the electromagnet 21 and the drive means 22 of the remote control device have also been erased from this figure 26 .
  • the remote control locking device comprises the retractable part 7 mounted to move in translation on the housing 41.
  • the main function of this retractable part 7 is to condemn the closure of the electrical contacts of the at least one cut-off device associated with the remote control device.
  • This retractable part 7 also makes it possible to maintain the opening of the electrical contacts when it is in its deployed position.
  • the retractable part 7 has an opening 200 for passing a loop of a padlock when said part is in its deployed position. More specifically, the size of the opening is defined so that the presence of a padlock loop can maintain the retractable part 7 in its deployed position.
  • the retractable part could include an opening for passing a sealing wire. It could also include two openings, one dedicated to the handle of a padlock and the other dedicated to a lead wire.
  • the remote control locking device further comprises an actuating lever 201 for coupling to a trigger lever of the at least one cutoff device associated with the remote control device.
  • This actuating lever arranged between the retractable part and the release lever, makes it possible to transform the translation movement of the retractable part into a pivoting movement of the release lever.
  • the actuating lever 201 comprises a release tab 202 intended to cooperate with the trigger lever.
  • This trigger tab 202 may be a needle that can be inserted into a port of the trigger lever.
  • the trigger lever of the at least one cut-off device 2 associated with the remote control device is accessible through a slot 6 formed on the main face 5 of said cut-off device.
  • This light 6 is generally present on both sides of the cut-off devices 2.
  • the light 6 generally has a shape of circular sector centered on the axis of the trigger lever. This light thus allows access to the trip lever via the release tab 202 of the actuating lever 201.
  • the actuating lever 201 is coupled to the retractable part 7 via a drive arm 203 of said retractable part 7 cooperating with a lug 204 of a lever arm 205 of said actuating lever.
  • the actuating lever 201 comprises an axis, not visible, disposed behind a tab 208 of said lever and substantially perpendicular to the main faces. This axis cooperates with a non-visible bearing housing to allow rotation of the actuating lever 201.
  • the retractable part 7 comprises a recess 207 allowing the passage of this axis. The presence of this axis makes it possible to guide the trigger tab 202 of the actuating lever 201 in an arcuate movement to pivot the release lever of the cut-off device attached to the remote control device.
  • the drive arm 203 of said retractable part drives the pin 204 of the actuating lever 201 in a substantially translational movement.
  • the actuating lever 201 is rotated so as to move the trigger tab 202 in a circular arc following the light 6 and causing the trigger lever of the cut-off device to the remote control device.
  • the pivoting of the tripping lever of the cut-off device attached to the remote control device is obtained when the retractable part 7 is in a first intermediate position between an initial or retracted position and its extended position, that is to say before that the retractable part 7 reaches its deployed position.
  • the cut-off devices which are not contiguous against said remote control device are triggered by means of their respective tripping levers which are mechanically interconnected.
  • the contacts of the cut-off devices can also be manually opened through the bar 4 mounted integrally on the handles 3 of all of said cut-off devices.
  • the remote control locking device further comprises means for blocking the retractable part 7 so as not to be able to condemn the remote control when the electrical contacts of a cut-off device are soldered.
  • These locking means interact with the drive means of the remote control device, in particular with the control arm 152 integral with the rotary remote control shaft 23 whose angular position depends on the position of the movable contact of the at least one control device. cut. More specifically, these locking means comprise a lug 206 secured to the control arm 152 and a protrusion 209, in this case a lug, secured to the retractable part 7.
  • the tab 206 acts as a stop to stop the operation of the retractable part 7 to its extended position, the protrusion 209 of said retractable piece acting as a stop.
  • These locking means are independent of the actuating lever 201 intended to be coupled with the release lever of the at least one cut-off device. The implementation of these locking means can be envisaged for any remote control locking device using other locking means, for example via the handles of the cut-off devices.
  • the remote control locking device comprises a connecting piece 211 equipped with coupling means with the handle 3 of the at least one cut-off device 2.
  • These coupling means essentially comprise a drive lug 213 of the connecting piece 211 which is inserted in a groove 215 of the bar 4 integral with the set of levers 3.
  • the connecting piece 211 is integral with the handle 3 of all the cut-off devices associated with the remote control device.
  • the connecting piece 211 is designed to occupy at least two positions representative of the open position and the closed position of said handle, and optionally intermediate positions as described below.
  • the connecting piece 211 is rotatably mounted about an axis of rotation substantially coinciding with a pivot axis of the handle 3 of the at least one cut-off device associated with the remote control device.
  • the connecting piece 211 comprises locking means, in this case a slide 217. These locking means of the connecting piece cooperate with a mechanical locking member of the retractable part 7, in this case a pin 218, to mechanically lock said connecting piece when in its position representative of the opening position of the handle and when the retractable part 7 is operated to its extended position.
  • the slideway 217 of the connecting piece 211 is oriented along an axis substantially perpendicular to the axis of rotation of said connecting piece. Whatever the position of the connecting piece 211, the axis of the slide 217 is in a plane bearing the axis of translation of the lug 218.
  • the sliding of the lug 218 in the slide 217 n ' is possible when the connecting piece 211 is in its angular position representative of the opening position of the handle 3 and wherein the axis of the slide 217 is substantially coincident with the axis of translation of the lug 218.
  • the pin 218 is moves in translation along the axis of the slide 217 and comes to slide in said slide which allows to hinder any rotation of said connecting piece.
  • the lever 3 of the at least one cut-off device associated with the remote control device being integral with the connecting piece 211, the blocking of said connecting piece 211 is accompanied by the blocking of said shifters 3.
  • a clip 219 of the retractable part 7 makes it possible to block said piece in its deployed position in a notch of the housing 41 ( figure 26 ) to pass the padlock handle.
  • a second notch keeps it in the retracted position.
  • the operation of the retractable part 7 towards its deployed position is initially carried out by the first intermediate position for triggering the at least one cut-off device.
  • the lever 3 of the at least one cut-off device passes from the closed position to the open position of the contacts, by driving the connecting piece 211 in rotation to its position representative of said open position.
  • the translation of the lug 218 of the retractable part 7 is no longer impeded, and said retractable part can be manipulated towards its deployed position in which the insertion of the handle of a padlock into the opening 200 becomes possible.
  • the remote shaft 23 is in an angular position for which the lug 206 of the control arm 152 blocks the protrusion 209 of the retractable part 7, which reinforces the impossibility of any maneuver of said retractable part in its retracted position.
  • the mechanical coupling between the lever 3 of each cut-off device and the connecting piece 211 is not perfect, it is only the angular position of the remote control shaft 23 which blocks the maneuvering of the workpiece. retractable 7 in its deployed position through the lug 206 and the protrusion 209.
  • the fourth cut-off device has a welding problem of the contacts
  • the connecting piece 211 is no longer in a position hindering the translation of the lug 218, and it is only the angular position of the remote control shaft 23 which blocks the operation of the retractable part 7 in its deployed position by means of the tab 206 and the protrusion 209.
  • the retractable part 7 can be operated to its first intermediate position, which can trigger the other cutoff devices.
  • this first intermediate position and the deployed position there is a second intermediate position of the retractable part 7 in which the translation of the lug 218 is impeded by the non-alignment of the slideway 217 with the translation axis of said lug.
  • the lever 3 of the at least one cutoff device is thus in a median position between the open position and the closed position of the handle, and the slideway 217 of the connecting piece 211 is not aligned with the translation axis of the pin 218.
  • An advantage of the remote control locking device according to the invention is that it is not subject to the mechanical strength of the retractable part or any coupling means between said retractable part and the handle of the at least one associated cut-off device to the remote control device.
  • Means for signaling states and electrical faults (remote control unit)
  • the remote-controlled circuit breaker and in particular the remote control device 1 of said circuit breaker, comprises signaling means making it possible to signal, on the one hand, the states of opening or closing of the electrical contacts of the at least one cut-off device 2 associated with the remote control device and, on the other hand, the presence of an electrical fault.
  • the signaling means are connected to local display means 8, signaling connectors 9, and non-visible connectors behind the opening 10, said connectors allowing remote monitoring.
  • the signaling means comprise first detection means arranged to detect positions of the lever 3 of the at least one cutoff device 2 associated with the remote control device, and second detection means arranged to detect the position of the remote control shaft. 23 rotatably mounted around the remote control shaft.
  • the signaling means are arranged in the remote control unit 1 of the circuit breaker.
  • the signaling means comprise processing means 280 arranged between, on one side, the first and second detection means and, on the other side, the local display means 8 as well as the connectors enabling remote monitoring.
  • the first detection means make it possible to obtain a first signal SD representative of the presence of any electrical fault that may successively cause a tripping of the at least one cutoff device 2 and a positioning of the lever 3 of said device in a position of opening.
  • Such electrical faults may be the presence of a short circuit or the presence of a current overcurrent.
  • the first detection means make it possible to obtain a first signal SD representative of a positioning of the lever 3 of said device in an open position; even in the absence of an electrical fault.
  • the first detection means could also make it possible to obtain a signal representative of a defect related to the welding of the electrical contacts of a cut-off device.
  • the at least one cut-off device 2 associated with the remote control device 1 is designed so that, in the case where the electrical contacts of a device are soldered, the lever 3 of said cut-off device 2 can be moved to an intermediate position between the open position and the closed position.
  • the positioning of the handle 3 in this intermediate position is generally obtained, either following a attempting to open said contacts via the remote control device 1, either via the handle 3, or following a tripping of an electrical fault cut-off device.
  • the first detection means could therefore be designed to detect this intermediate position of the joystick. In the embodiment shown, the first detection means are designed to simply distinguish this intermediate position of the lever 3 from its closed position.
  • the first detection means are arranged to detect the positions of the connecting piece 211.
  • This connecting piece 211 is pivotally mounted about an axis substantially coincident with the pivot axis of the handle 3.
  • This connecting piece 211 is equipped with coupling means with the handle 3 of the at least one cut-off device 2 associated with the remote control device.
  • These coupling means comprise the drive lug 213 described above. More specifically, the coupling between the handle 3 and the connecting piece 211 is obtained by insertion of this drive lug 213 in the groove 215 of the bar 4 which is integral with the handle 3 of the at least one cut-off device 2.
  • the first detection means are designed to detect angular positions of said connecting piece 211 corresponding to the opening or closing positions of the handle 3.
  • the connecting piece 211 can therefore occupy at least two representative positions respectively of an open position and a closed position of the handle 3, and a third position representative of the intermediate position of the handle when soldering the electrical contacts.
  • the first detection means are therefore designed to discern the position of the connecting piece 211 representative of the closure of the controller, relative to its position representative of the open position of the joystick and to its third position representative of the intermediate position of the joystick.
  • the first detection means comprise a first sensor 241, in this case a non-contact position sensor or proximity sensor.
  • this first sensor 241 is a Hall effect sensor disposed on an electronic circuit 242, in this case a printed circuit, carrying the processing means 280, as well as all the electronic means of operation of the remote control.
  • any non-contact position detector available those skilled in the art could be used in place of this Hall effect sensor.
  • the connecting piece 211 comprises, meanwhile, a first positioning element 243 eccentric with respect to the axis of rotation of said connecting piece and extending towards the first sensor 241. In the embodiment shown in FIGS.
  • this first positioning element 243 has the shape of a cylinder whose main axis extends parallel to the remote control axis.
  • a permanent magnet not visible, is disposed at the end of the first positioning element 243 vis-a-vis with the electronic circuit 242 carrying the first sensor 241 and the processing means 280.
  • This permanent magnet is generally made of rare earth to allow the emission of a strong magnetic field. This magnet is often mounted inside the positioning element 243 and held in said element by unrepresented molded clips and support.
  • the first detection means further comprise first electromechanical means 251 cooperating with the connecting piece 211, and in particular with a lateral protuberance 252 mounted on the first positioning element 243 of said connecting piece.
  • first electromechanical means 251 consist essentially of a switch provided with an actuating member 253 cooperating with the lateral protuberance 252 of the first positioning element 243.
  • the lateral protuberance 252 presses on the actuating member 253, which allows the first electromechanical means to provide another signal SD representative of said closed position of the controller and therefore the absence of an electrical fault.
  • the connecting piece 211 is in an angular position representative of the opening of the handle 3, the lateral protuberance 252 more press the actuating member 253, and the other SD signal is representative of said open position of the joystick and therefore the presence of an electrical fault.
  • the electronic circuit 242 and the circuits of the first electromechanical means 251 are electrically isolated, that is to say that they have a galvanic separation.
  • the first sensor 241 is used by the electronic circuit 242 to generate 24 volt voltage signals on the remote signaling connectors housed in the opening 10 (FIG. figure 2 ).
  • the first electromechanical means 251 are in direct connection with the remote signaling connectors 9 ( figure 1 ) to generate 220 volts voltage signals. This makes it possible not to have a voltage of 220 volts on the electronic circuit 242. In this way, the isolation distances are reduced, which makes it possible to minimize the size of the electronic circuit and its components.
  • the second detection means make it possible to obtain a signal OF representative of the closure of the electrical contacts of the at least one cutoff device 2 associated with the remote control device. More specifically, these second detection means are arranged to detect angular positions of the remote control shaft 23 which are directly related to the opening and closing states of the electrical contacts.
  • the remote control shaft 23 is integral with a remote control mechanism of said cutoff device for actuating the movable contact 27.
  • this remote control mechanism of the cut-off device 2 comprises a remote control lever 351 and drive means secured to both the remote control lever 351 and the support lever 317 carrying the movable contact 27.
  • these drive means are arranged so that any rotation of the remote control lever 351 opposes the resistance exerted by a contact pressure spring. With this configuration, the displacement of the movable contact is directly related to the rotation of the remote control shaft 23.
  • the detection of the state of the electrical contacts through this remote control shaft 23 is more direct and more Reliable if it was performed through the drive means 22 or the plunger 45 of the electromagnet 21 of the remote control device 1.
  • the second detection means comprise a second sensor 261, in this case a non-contact position sensor or proximity sensor.
  • the second sensor 261 is a Hall effect sensor disposed on the electronic circuit 242 carrying the processing means 280.
  • any contactless position detector at the disposal of the person skilled in the art could have be used in place of the Hall effect sensor.
  • the remote control shaft 23 comprises, meanwhile, a second positioning element 263 eccentric with respect to the remote control axis and extending towards the second sensor 261.
  • this second positioning element 263 has the shape of a cylinder whose axis extends parallel to the remote control axis.
  • a permanent magnet is disposed at the end of the second positioning member 263 vis-a-vis with the electronic circuit 242 carrying the sensor 261 and the processing means 280.
  • This magnet is generally made of rare earth and mounted in the second positioning element 263 in the same way as that of the first positioning element 243.
  • the second detection means further comprise second electromechanical means 271 cooperating with the remote control shaft 23 via transmission means, in this case a flexible blade 272.
  • These second electromechanical means 271 essentially consist of by a switch having an actuating member 273 cooperating with the end of the flexible blade 272.
  • the second positioning element 263 supports on the flexible blade 272, and the end of said blade is in turn press on the actuator 273, which allows the second electromechanical means to provide another OF signal representative of the closure of said electrical contacts.
  • the electronic circuit 242 and the circuits of the second electromechanical means 271 are electrically isolated, that is to say that they have a galvanic separation.
  • the second sensor 261 is used by the electronic circuit 242 to generate 24-volt voltage signals on the remote signaling connectors housed in the opening 10 (FIG. figure 2 ).
  • the second electromechanical means 271 are in direct connection with the remote signaling connectors 9 ( figure 1 ) to generate 220 volts voltage signals. This makes it possible not to have a voltage of 220 volts on the electronic circuit 242. In this way, the isolation distances are reduced, which makes it possible to minimize the size of the electronic circuit and its components.
  • the detection means are compact and are made from elements having several functions. This makes them easy to integrate into a congested environment.
  • the processing means 280 comprise a counter 281 connected to the second detection means 261 making it possible to count the number of commutations during a given time.
  • a processing module 282 connected to this counter 281 makes it possible, when this number exceeds a predetermined limit corresponding to a start of heating of the remote control device, to send to the local display means 8 or to any other remote display means, a signal to indicate the presence of this heating.
  • the local display means 8 are in the form of a lamp that can emit light of different colors, in this case red or green, and can light continuously or intermittently with different time intervals.
  • the lamp 8 when the electrical contacts 26, 27 of the at least one cut-off device 2 associated with the remote control device 1 are open and the lever is in its closed position, the lamp 8 emits a flashing green light. with long time intervals indicating that said contacts are ready to be closed via the remote control device 1. Following closure of these contacts via the remote control device 1, the lamp 8 emits a continuous green light . In the presence of an electrical fault or when the handle 3 is moved to its position the lamp 8 emits a flashing red light with average time intervals. A permanent red light signal is emitted in the case where the contacts are welded and the lever 3 is operated to its open position stopping in its intermediate position. Finally, in case of heating or overheating of the remote control device 1 after exceeding the limit of activation of the remote control, the lamp 8 emits a flashing red light with small time intervals.
  • Cut-off device (electrical protection block)
  • the remote control circuit breaker shown on the figure 33 and the Figures 35 to 38 comprises, in the electrical protection block, at least one cut-off device 2.
  • this cut-off device 2 comprises, in an insulating casing 301, the fixed contact 26, the movable contact 27 carried by a contact arm 303, the control mechanism 25 and triggering means.
  • each component of the control mechanism 25 is represented by one or more solid lines referenced numerically, the envelope or the box is represented by a hatched rectangle, and the joints are represented by circles.
  • the straight and curved arrows indicate, respectively, efforts and couples respectively.
  • the control mechanism 25 of the cut-off device 2 is designed to actuate the contact arm 303 whose free end carries the movable contact 27.
  • the contact arm 303 can be directly actuated by the user A8, via of the handle 3.
  • An opening is formed in the front face of the housing 301 for the passage of the lever 3 pivotally mounted limited on an axis 312.
  • the lever 3 is operable between a closed position in which the contacts 26, 27 are open or closed by the remote control, and an open position corresponding to the separation of said contacts.
  • the handle 3 is equipped with an internal base coupled to transmission means, in this case a transmission rod 313.
  • a hinge 314 between the base of the handle 3 and the rod 313 is eccentric with respect to the fixed pivot axis 312 of said handle, so that said rod forms a toggle device.
  • the lever 3 is biased in the trigonometric direction to the open position by a return spring A1.
  • the fixed contact 26 is secured to the frame of the magnetic release 305.
  • the contact arm 303 is fixed to a support lever 317 of insulating material, articulated on a pivot 318 of a rotating plate 319.
  • a contact pressure spring A3, inserted on the pivot 318 allows a small amplitude relative pivoting movement between the plate 319 and the support lever 317.
  • the contact arm 303 can also be directly actuated by the thermal type 304 and electromagnetic type triggering means 305 of a pole of the cut-off device, or other poles A9, A10 of the same cut-off device.
  • a release lever 321 driven by a striker 316, A7 of the electromagnetic release 305, and a bimetallic strip 322, A5 of the thermal release 304, is pivotally mounted on an axis 323 carried by the plate 319 with a predetermined offset with respect to the pivot 318 of the support lever 317.
  • a breakable mechanical connection 325 is formed between the transmission rod 313 and the drive plate 319 of the contact arm 303.
  • the link 325 allows the manual control of the control mechanism 25 by the lever 3.
  • the movement of the release lever 321 to the triggered position under the action of the trigger causes the momentary rupture of the breakable mechanical link 325, causing the automatic triggering of the control mechanism 25, independently of the joystick.
  • the trip lever is associated with a return spring A6, in this case a torsion spring, intended to ensure the automatic restoration of the breakable mechanical link 325 when the lever 3 is actuated to the open position, following a triggering the control mechanism 25 on default.
  • the breakable mechanical link 325 comprises a hook 331 pivotably mounted on an axis 332 of the plate 319. Opposite the axis 332, the spout of the hook cooperates in the locked position of the breakable mechanical connection 325 with a notch 333 retaining located on the upper arm of the trip lever 321.
  • the transmission rod 313 is coupled to the hook 331 at a hinge point 336 that can move when triggered in a light 337 of the plate 319.
  • the light 337 is blind or open, and is shaped in a sector, which can be circular or of complex shape, centered on the axis 332.
  • the hinge intermediate point 336 is located between the axis 332 and the spout of the hook 331.
  • the breakable mechanical connection constitutes a reduction stage in the kinematic chain of the mechanism of control 25, allowing a reduction of the triggering force from the magnetothermal release.
  • the bimetallic strip 322, A5 of the thermal trip unit 304 cooperates with the trip lever 321 by means of a rotary slide valve 341 with unidirectional transmission.
  • the spool 341 is formed by an angled lever having one end freely coupled to the lower arm of the release lever 321 at an articulation point 342.
  • a curved intermediate portion of the spool 341 bears on a boss 343 of the housing, so as to drive the latter to the triggered position when deflection to the right of the bimetallic strip 322, A5 in case of circulation of an overload current in the pole.
  • the spool 341 constitutes a rigid kinematic connection between the bimetallic strip 322, A5 and the triggering lever 321.
  • the absence of parasitic friction between the spool 341 and the triggering lever 321 makes it possible to significantly reduce tripping force transmitted by bimetallic strip 322, A5.
  • the control mechanism 25 of the cut-off device further comprises a remote control mechanism acting on the support lever. This remote control mechanism is shown separately from the rest of the control mechanism at the figure 34 .
  • the remote control mechanism is equipped with a remote control lever 351 rotatably mounted about a remote control axis 352 substantially perpendicular to the main faces of the housing 301, said remote control lever being intended to be coupled to a remote control device.
  • the housing comprises on at least one of these main faces a bearing 353 intended to receive the shaft remote control 23 of the remote control device. This bearing makes it possible to center the remote control shaft 23 on the remote control shaft 352 without hindering its rotation.
  • the remote control lever 351 comprises an opening 354 for receiving the remote control shaft 23, so as to couple said remote control shaft 23 to said lever.
  • the remote control lever 351 is rotated by the remote control shaft 23.
  • This opening 354, and the remote control shaft 23, advantageously have a cruciform section. This makes it possible to obtain a better coupling between these two elements.
  • Rotors can advantageously be used on the branches of the cruciform section to reinforce the coupling between the remote control shaft 23 and the remote control lever 351.
  • the transmission via the remote control shaft is rigid along said shaft and therefore for all the poles, that is to say, cut-off devices 2. This allows ensure a simultaneous control of all the poles, that is to say, all the cut-off devices 2. This allows, in addition, to ensure a sufficient opening distance between the contacts and for each pole.
  • the opening 354 for receiving the remote control shaft 23 can be adjusted to the outside diameter of said shaft in order to guarantee a minimum pressure of the gases generated by the electric arc, to limit any leakage of said gases into the neighboring cut-off devices, and to avoid the initiation of an electric arc between different cut-off devices.
  • the remote control mechanism comprises drive means secured to the remote control lever 351 and the support lever 317.
  • each element of the drive means is secured to either the remote control lever 351 or the support lever 317 , and said elements cooperate with each other to drive said support lever through said remote control lever.
  • These drive means comprise a finger 357 integral with the remote control lever 351 cooperating with a ramp 358 of the support lever 317. More specifically, the finger 357 is equipped, on a free end, with a contact surface cooperating with the ramp 358.
  • the ramp 358 is, for its part, disposed along an arm 359 of the support lever 317.
  • the remote control mechanism gives the remote control mechanism a monostable character, that is to say that the mechanism comprises a single stable position corresponding in this case to the closed position of the contacts.
  • the mechanical forces for keeping the contacts 26, 27 of the cut-off device 2 in an open position correspond to those exerted by the contact pressure spring A3 or the contact pressure springs in the case of a plurality of poles or 2. These forces are therefore fully transmitted through the remote control device 1.
  • the monostable nature of the remote control mechanism simplifies the internal architecture of the cut-off device and the remote-controlled circuit breaker incorporating this device. or this plurality of cut-off devices. This helps make the cinematic remote control chain more enduring.
  • the support lever 317 When the handle 3 is in an open position, the support lever 317 is in a position as shown in FIGS. Figures 36A and 36B . In this position, any rotation of the remote control shaft 23 pivots the remote control lever 351 in the vacuum, that is to say that the ramp 358 of the support lever 317 is sufficiently far away from the finger 357 that said finger can not actuate the support lever 317.
  • the opening angle of the movable contact is generally greater than the opening angle obtained during a remote opening. In this way we obtain a sufficient isolation distance between the separable contacts, to obtain a sectioning and to ensure the safety of operators when said separable contacts are open.
  • the remote control mechanism can not act on the support lever 317 and the contacts 26, 27 remain open. To activate the remote control mechanism, it is therefore necessary to position the handle 3 in its closed position.
  • the support lever 317 When the handle 3 is in a closed position, the support lever 317 is in a position as shown in FIGS. Figures 37A and 37B . In this position, the ramp 358 of the support lever 317 is closer to the finger 357 secured to said remote control lever 351. Thus, any rotation of the remote control shaft 23 in the opposite direction of the clockwise allows the finger 357 to cooperate with the ramp 358 of the support lever 317 and to drive said support lever into an open position of the contacts shown in FIG. Figures 38A and 38B . The actuation of the remote control device is opposed to the pressure exerted by the contact pressure springs of each pole.
  • This remotely controlled opening of the contacts is maintained by means of the remote control device, and in particular by the drive mechanism of this remote control device which is designed to accommodate a mechanical force at least equal to the pressure exerted by the pressure springs. A3 contact of each cutoff device 2 or each pole.

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Breakers (AREA)
  • Electromagnets (AREA)

Claims (15)

  1. Fernsteuervorrichtung mit isolierendem Gehäuse (41), das wenigstens eine Hauptfläche (141) aufweist, zur Steuerung wenigstens einer Abschalteinrichtung (2), die an der Hauptfläche anliegend angeordnet ist, wobei die Fernsteuervorrichtung einen elektromechanischen Aktuator (21) aufweist, der mit einem beweglichen Teil (45), Antriebsmitteln (22), die mit dem beweglichen Teil zusammenwirken, und einer drehbaren Fernsteuerwelle (23), die mit den Antriebsmitteln gekoppelt ist, um die wenigstens eine Abschalteinrichtung (2) zu betätigen, ausgestattet ist, wobei die Fernsteuerwelle (23) die Hauptfläche (141) entlang einer Richtung durchquert, die im Wesentlichen senkrecht zu der Hauptfläche ist, dadurch gekennzeichnet, dass die Antriebsmittel (22) einen bistabilen Antriebsmechanismus (137) aufweisen, der im Wesentlichen mechanisch ist und mit dem beweglichen Teil (45) des Aktuators gekoppelt ist, wobei der bistabile Antriebsmechanismus (137) bewegliche Elemente aufweist, die entlang einer einzigen Antriebsachse (47) translatorisch verlagerbar sind und um diese Achse in Rotation verlagerbar sind.
  2. Vorrichtung nach Anspruch 1, dadurch gekennzeichnet, dass der bewegliche Teil (45) des elektromechanischen Aktuators (21) ein Tauchkern ist, der entlang einer Betätigungsachse (46) translatorisch verlagerbar ist, die im Wesentlichen parallel zu der Antriebsachse (47) des bistabilen Antriebsmechanismus (137) ist.
  3. Vorrichtung nach Anspruch 2, dadurch gekennzeichnet, dass die Betätigungsachse (46) des Tauchkerns (45) im Wesentlichen mit der Antriebsachse (47) des bistabilen Antriebsmechanismus (137) zusammenfällt.
  4. Vorrichtung nach einem der Ansprüche 1 bis 3, dadurch gekennzeichnet, dass der bistabile Antriebsmechanismus (137) einen Drücker (151) aufweist, der auf einen Steuerarm (152) wirkt, wobei der Drücker zwischen wenigstens zwei stabilen axialen Positionen (P1, P2) translatorisch beweglich ist.
  5. Vorrichtung nach Anspruch 4, dadurch gekennzeichnet, dass der Drücker (151) in den stabilen axialen Positionen (P1, P2) dank einer Rückholkraft gehalten wird, die vermittels der Fernsteuerwelle (23) ausgeübt wird.
  6. Vorrichtung nach einem der Ansprüche 4 oder 5, dadurch gekennzeichnet, dass die beweglichen Elemente des bistabilen Antriebsmechanismus einen Nocken mit axialer Wirkung (161), der mit dem beweglichen Teil (45) zusammenwirkt, und einen Nockenfolger (171), der mit dem Drücker gekoppelt ist, aufweisen, wobei der Nocken und der Nockenfolger eine erste bzw. eine zweite Nockenfläche (167, 177) aufweisen, die dafür ausgebildet sind, eine axiale Translation des Nockens (161) zu dem Nockenfolger (171) hin in eine Rotation des Nockenfolgers umzuwandeln.
  7. Vorrichtung nach Anspruch 6, dadurch gekennzeichnet, dass der Nockenfolger (171) mit dem Drücker (151) fest verbunden ist.
  8. Vorrichtung nach einem der Ansprüche 6 oder 7, dadurch gekennzeichnet, dass der bistabile Antriebsmechanismus (137) einen Nockenkörper (162) aufweist, um den Nockenfolger (171) translatorisch und rotatorisch aufzunehmen und zu führen.
  9. Vorrichtung nach Anspruch 8, dadurch gekennzeichnet, dass der Nockenkörper (162) entlang der Antriebsachse (47) aufweist:
    - einen ersten Teil (163), der auf einer Innenfläche wenigstens eine axiale Nut (164) zur Aufnahme wenigstens eines radialen Vorsprungs (175) des Nockenfolgers (171) aufweist, die es ermöglicht, die Rotation des Nockenfolgers zu hemmen, wenn der Letztere sich in dem ersten Teil befindet, und
    - einen zweiten Teil (169), der einen in Bezug auf einen engeren Durchgangsquerschnitt des ersten Teils (163) vergrößerten Durchgangsquerschnitt aufweist, um die Rotation des Nockenfolgers (171) zuzulassen, wenn der Letztere sich in dem zweiten Teil befindet.
  10. Vorrichtung nach einem der Ansprüche 6 bis 9, dadurch gekennzeichnet, dass der Nocken (161) und der Nockenfolger (171) im Wesentlichen identische Teile sind.
  11. Vorrichtung nach einem der Ansprüche 1 bis 10, dadurch gekennzeichnet, dass der elektromechanische Aktuator (21) mit einem Teil mit reduzierter Verlagerung (51) und einer Erregerspule ausgestattet ist, wobei der bewegliche Teil (45) entlang einer Betätigungsachse (46), die im Wesentlichen senkrecht zu einer Abstützfläche (55) des Teils mit reduzierter Verlagerung ist, translatorisch verlagerbar ist, um durch ein Durchgangsloch (53) der Abstützfläche hindurch ausgefahren zu werden,
    dadurch, dass die Antriebsmittel mit dem beweglichen Teil zusammenwirken, um ein bewegliches Übertragungselement (151) translatorisch anzutreiben, das dazu bestimmt ist, mit einem beweglichen Kontakt (27) der Abschalteinrichtung (2) gekoppelt zu werden, wobei die Antriebsmittel dafür ausgebildet sind, das bewegliche Übertragungselement zwischen einer ersten und einer zweiten stabilen axialen Position (P1, P2), die dem Schließen bzw. dem Öffnen des beweglichen Kontakts (27) entsprechen, zu verlagern, und dadurch, dass das isolierende Gehäuse (41) Dämpfungsmittel (57) enthält, um einen Stoß des beweglichen Teils an den Teil mit reduzierter Verlagerung zu dämpfen, wenn der bewegliche Teil in eine ausgefahrene Position verlagert wird.
  12. Vorrichtung nach Anspruch 11, dadurch gekennzeichnet, dass die Dämpfungsmittel zwischen ersten Abstützmitteln (58) des Gehäuses (41) und der Abstützfläche (55) des Teils mit reduzierter Verlagerung (51) angeordnet sind, um eine Verlagerung des Teils mit reduzierter Verlagerung entlang der Betätigungsachse (46) durch Stauchung der Dämpfungsmittel (57) zu ermöglichen, derart, dass die Verlagerung des Teils mit reduzierter Verlagerung zum Antrieb des beweglichen Übertragungselements (151) von einer stabilen axialen Position zur anderen beiträgt.
  13. Vorrichtung nach einem der Ansprüche 1 bis 12, dadurch gekennzeichnet, dass sie eine Vorrichtung zur Blockierung der Fernsteuerung aufweist, wobei die Abschalteinrichtung (2) mit einem Griff (3), der zwischen einer Öffnungsposition und einer Schließposition elektrischer Kontakte betätigbar ist, und mit einem Auslösehebel, der es ermöglicht, diese elektrischen Kontakte nach einem elektrischen Fehler zu öffnen, ausgestattet ist, wobei die Blockiervorrichtung ein einziehbares Teil (7) aufweist, um das Schließen der elektrischen Kontakte zu verhindern, wenn sich das einziehbare Teil in einer ausgefahrenen Position befindet, wobei die Vorrichtung zur Blockierung der Fernsteuerung außerdem einen Betätigungshebel (201) aufweist, der dazu bestimmt ist, mit dem Auslösehebel gekoppelt zu werden, wobei der Betätigungshebel (201) mit dem einziehbaren Teil (7) zusammenwirkt, um die Auslösung wenigstens einer Abschalteinrichtung zu steuern, wenn das einziehbare Teil (7) zu seiner ausgefahrenen Position hin bewegt wird.
  14. Vorrichtung nach einem der Ansprüche 1 bis 13, dadurch gekennzeichnet, dass sie Mittel zur Signalisierung von Zuständen und/oder Fehlern der wenigstens einen Abschalteinrichtung (2) aufweist, wobei diese Signalisierungsmittel erste Erkennungsmittel (241, 251) aufweisen, die es ermöglichen, Positionen eines Betätigungsgriffs (3) zu erkennen, wobei die Fernsteuervorrichtung zweite Erkennungsmittel (261, 271) aufweist, die dafür ausgelegt sind, die Position der Fernsteuerwelle (23) zu erkennen, die drehbar um eine Fernsteuerungsachse angebracht ist, welche im Wesentlichen senkrecht zu der Hauptfläche (141) ist, wobei diese Welle ermöglicht, elektrische Kontakte (26, 27) der wenigstens einen Abschalteinrichtung (2) zu betätigen.
  15. Ferngesteuerter Schutzschalter, welcher eine Fernsteuervorrichtung aufweist, die mit einer Fernsteuerwelle (23) ausgestattet ist, die mit wenigstens einer Abschalteinrichtung (2) gekoppelt ist, dadurch gekennzeichnet, dass die Fernsteuervorrichtung eine Vorrichtung nach einem der vorhergehenden Ansprüche ist, wobei die Fernsteuervorrichtung mit der Abschalteinrichtung vermittels der Fernsteuerwelle gekoppelt ist.
EP09784353.6A 2008-12-19 2009-11-30 Vorrichtung zur fernbetätigung und damit versehener schutzschalter Active EP2377139B1 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
FR0807164A FR2940507B1 (fr) 2008-12-19 2008-12-19 Dispositif de telecommande pourvu d'un actionneur electromecanique et disjoncteur telecommande equipe d'un tel dispositif
FR0807161A FR2940512B1 (fr) 2008-12-19 2008-12-19 Dispositif de condamnation d'une telecommande de disjoncteur et dispositif de telecommande comportant un tel dispositif de condamnation
FR0807160A FR2940517B1 (fr) 2008-12-19 2008-12-19 Dispositif de telecommande pourvu de moyens de signalisation et disjoncteur telecommande equipe d'un tel dispositif de telecommande
FR0807162A FR2940515B1 (fr) 2008-12-19 2008-12-19 Dispositif de telecommande et disjoncteur telecommande equipe d'un tel dispositif
PCT/FR2009/001357 WO2010076403A1 (fr) 2008-12-19 2009-11-30 Dispositif de télécommande et disjoncteur télécommandé equipe d'un tel dispositif

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EP2377139A1 EP2377139A1 (de) 2011-10-19
EP2377139B1 true EP2377139B1 (de) 2016-05-04

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CN (1) CN102498538B (de)
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WO (1) WO2010076403A1 (de)

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US20150213989A1 (en) * 2014-01-28 2015-07-30 General Electric Company Apparatus and method to remotely reset a lock out mechanism
WO2016164069A1 (en) 2015-04-08 2016-10-13 Intel Corporation Non-orthogonal superposition transmissions for multimedia broadcast multicast service (mbms)
FR3075459B1 (fr) * 2017-12-15 2019-11-08 Schneider Electric Industries Sas Appareil electrique avec module de rearmement amovible
CN109741978B (zh) * 2019-03-04 2024-03-15 珠海优特电力科技股份有限公司 遥控微断控制装置及开关组件
CN112951675B (zh) * 2021-02-05 2023-01-24 四川电器集团中低压智能配电有限公司 一种基于云平台的断路器控制装置

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US4604596A (en) * 1985-02-01 1986-08-05 Matsushita Electric Works, Ltd. Remotely controllable circuit breaker
FR2611082B1 (fr) * 1987-02-13 1993-05-28 Telemecanique Electrique Appareil interrupteur de protection a ouverture et fermeture telecommandables
JPH07118252B2 (ja) * 1988-06-09 1995-12-18 松下電工株式会社 リモートコントロール式回路しゃ断器
FR2777693B1 (fr) * 1998-04-17 2000-05-26 Schneider Electric Ind Sa Bloc auxiliaire de signalisation ou de declenchement equipe de moyens de detrompage
AT503871B1 (de) * 2003-04-16 2008-08-15 Moeller Gebaeudeautomation Kg Elektrisches gerät
ITMI20030991A1 (it) 2003-05-20 2004-11-21 Gewiss Spa Dispositivo di comando elettrico a distanza.
KR100909426B1 (ko) * 2006-10-17 2009-07-24 엘에스산전 주식회사 액츄에이터
ITMI20062033A1 (it) * 2006-10-23 2008-04-24 Gewiss Spa Dispositivo di autotest e di riarmo automatico, particolarmente per interruttori differenziali e simili

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Publication number Publication date
CN102498538B (zh) 2015-06-24
ES2580653T3 (es) 2016-08-25
CN102498538A (zh) 2012-06-13
WO2010076403A1 (fr) 2010-07-08
WO2010076403A8 (fr) 2012-02-23
EP2377139A1 (de) 2011-10-19

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