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    • 52. 发明公开
    • ELEKTRISCHE SCHALTVORRICHTUNG MIT VERBESSERTER LICHTBOGENLÖSCHEINRICHTUNG
    • ELEKTRISCHE SCHALTVORRICHTUNG MIT VERBESSERTERLICHTBOGENLÖSCHEINRICHTUNG
    • EP3123491A1
    • 2017-02-01
    • EP15712258.1
    • 2015-03-25
    • Schaltbau GmbH
    • KRALIK, Robert
    • H01H9/34H01H9/44H01H73/18H01H9/36
    • The present invention relates to an electrical switching apparatus 1, in particular a DC contactor. The switching apparatus has at least one switching point and at least one arc-quenching device assigned to said switching point. The arc-quenching device comprises at least one quenching element and at least one permanent magnet 3 for influencing an arc occurring during the switching operation. The arc is blown by a magnetic field produced by the permanent magnet into the quenching element. In accordance with the invention, provision is made for the at least one permanent magnet to at the same time form the quenching element and to be arranged and polarized in such a way that the arc is attracted by the permanent magnet and, as a result, is sucked onto the permanent magnet and quenched thereby. Preferably, the permanent magnets are in the form of cylindrical bar magnets and are fitted on the switching apparatus 1 by means of a holder 7 that can be clipped on. In a further variant, the permanent magnets consist of hard ferrite. Preferably, the permanent magnets are surrounded by a protective sleeve consisting of ceramic.
    • 本发明涉及电气开关装置1,特别是直流接触器。 开关装置具有至少一个开关点和分配给所述开关点的至少一个灭弧装置。 灭弧装置包括至少一个淬火元件和至少一个用于影响切换操作期间发生的电弧的永磁体3。 电弧由永磁体产生的磁场吹入淬火元件。 根据本发明,为至少一个永磁体提供同时形成淬火元件,并且以使得电弧被永久磁铁吸引的方式被布置和极化,因此, 吸附在永久磁铁上并淬火。 优选地,永久磁铁是圆柱形磁棒的形式,并且通过可夹持在其上的保持件7安装在开关装置1上。 在另一变型中,永磁体由硬铁氧体构成。 优选地,永磁体被由陶瓷组成的保护套包围。
    • 54. 发明公开
    • CIRCUIT BREAKER SENSOR
    • 电路断路器传感器
    • EP3091553A1
    • 2016-11-09
    • EP16167851.1
    • 2016-05-02
    • Schneider Electric IT Corporation
    • WARE, Gary R.LINDER, Stephen Paul
    • H01H71/04H01H73/12H01H9/16G01H1/00
    • G01R31/327G01P15/00H01H9/167H01H71/04H01H73/12H01H2071/048
    • According to one aspect, embodiments herein provide a circuit breaker sensor for use in a panelboard including a plurality of circuit breakers, the circuit breaker sensor comprising a housing having a top portion and a bottom portion, a magnet coupled to the bottom portion and configured to magnetically couple the circuit breaker sensor to a surface of the panelboard, an accelerometer coupled to the magnet and configured to sample movement of the surface via the magnet; and a controller coupled to the accelerometer and configured to identify, based on the samples taken by the accelerometer, whether one of the plurality of circuit breakers in the panelboard has tripped.
    • 根据一个方面,本文的实施例提供了一种用于包括多个断路器的配电盘中的断路器传感器,所述断路器传感器包括具有顶部和底部的壳体,磁体,所述磁体联接至所述底部并且被配置为 将所述断路器传感器磁耦合到所述配电盘的表面;加速度计,其耦合到所述磁体并且被配置为通过所述磁体对所述表面的移动进行采样; 以及控制器,其耦合到所述加速度计并且被配置为基于由所述加速度计所取得的所述样本来识别所述配电板中的所述多个断路器中的一个是否已经跳闸。
    • 56. 发明公开
    • CONTROLLED SWITCHING DEVICES AND METHOD OF USING THE SAME
    • GESTEUERTE SCHALTVORRICHTUNGEN UND VERFAHREN ZUR VERWENDUNG DAVON
    • EP3078052A1
    • 2016-10-12
    • EP14868358.4
    • 2014-12-08
    • Vizimax Inc.Sleigh, Eric
    • SLEIGH, EricTAILLEFER, Pierre
    • H01H73/18
    • H02H9/002H02H3/32H02H7/04
    • It is disclosed a technique to reduce significantly the arc flash incident energy in commercial and industrial electrical installations connected to typical electric distribution networks, by limiting transformer inrush current and allowing more sensitive protection settings. It also disclosed a technique to increase the energy capacity of these installations. Inrush current reduction is achieved through the use of a Controlled Switching Device (CSD). It is disclosed a method for lowering an arc flash inside an electrical circuit comprising a breaker and being electrically fed with an electrical current, the method comprising the step of providing the electrical circuit with a CSD adapted to send an open or close command to the breaker in order to synchronize an open and close mechanical operation, preferably at an optimal electrical angle. It is also disclosed an electric circuit comprising a CSD for lowering an arc flash inside the circuit.
    • 公开了一种通过限制变压器浪涌电流并允许更灵敏的保护设置来显着减少与典型配电网连接的商用和工业电气设备中的电弧闪光入射能量的技术。 它还披露了一种增加这些装置的能量容量的技术。 通过使用受控开关器件(CSD)实现浪涌电流降低。 公开了一种用于降低包括断路器的电路内的电弧闪光的方法,该电路用电流供电,该方法包括以下步骤:为电路提供适于向断路器发送打开或关闭命令的CSD 以便使打开和闭合的机械操作同步,优选地以最佳电角度。 还公开了一种包括用于降低电路内的电弧闪光的CSD的电路。
    • 58. 发明公开
    • PANELBOARD/CIRCUIT BREAKER BARRIER INTERFACE
    • SCHALTTAFEL / SCHUTZSCHALTER-BARRIERESCHNITTSTELLE
    • EP3038129A1
    • 2016-06-29
    • EP15202183.8
    • 2015-12-22
    • Schneider Electric USA, Inc.
    • WALGENBACH, Jacob
    • H01H73/08H02B1/06H02B1/04
    • H02B1/04H01H73/08H02B1/06
    • Methods and systems for safely installing and removing a circuit breaker or other branch electrical equipment from a panelboard provide a resilient barrier interface for the panelboard. The barrier interface operates in conjunction with the circuit breaker to allow access to a plug-in jaw in the panelboard only when the circuit breaker is inserted in the panelboard. Specifically, the circuit breaker has one or more insertion keys on the underside of its casing that interact with the barrier interface to open and close the barrier interface. When the circuit breaker is inserted into the panelboard, the insertion keys force the barrier interface open automatically to allow the circuit breaker to access the plug-in jaw. Removing the circuit breaker from the panelboard automatically closes the barrier interface and prevents fingers or tools and the like from inadvertently accessing the plug-in jaw.
    • 用于从电路板安全地安装和拆除断路器或其他分支电气设备的方法和系统提供用于电路板的弹性屏障接口。 屏障接口与断路器一起工作,只有当断路器插入电路板时才允许进入电路板中的插入式卡爪。 具体来说,断路器在其壳体的下侧上具有一个或多个插入键,其与屏障界面相互作用以打开和闭合屏障界面。 当断路器插入面板时,插入键强制屏障界面自动打开,以允许断路器进入插入式颚板。 从电路板上拆下断路器可自动关闭屏障接口,防止手指或工具等无意中进入插入式卡爪。