Abstract: A housing for an electrical connector has a connector for reversibly receiving flexible arms of a clamping element in a locking manner. Further, an assembly has the housing and a clamping element having at least two flexible arms, between which a receiving space is defined, in which the connector of the housing are reversibly held in a locking manner.

Abstract: A plug adapter for plugging in electrical supply lines on the device, the device connection contacts being in adjacent rows, and contacted by the supply line via screwless clamping devices, has a prismatic-like structure of insulating molded material, and an upper side parallel to the device upper side, an output side facing the device, and an access side facing away from the device. Between the output side and access side are parallel supply line core receiving channels, in adjacent rows and corresponding to the device connection contacts. An actuating bracket is on the plug adapter, associated with the device's unlocking device for positioning the plug connection between plug adapter and device.

Abstract: A contacting device has a housing having a first opening for inserting the electrical conductor and the electrical plug into a cavity in the housing, and having a second opening for inserting the electrical conducting track into the cavity in the housing. The contacting device further has a contact bridge which is arranged in the cavity in the housing and comprises a first portion for fixing the electrical conductor to the electrical conducting track in a force fit, and a second portion for retaining the electrical plug on the electrical conducting track and pressing it thereagainst.

Abstract: A plate stack in a cooling device for hot gases generated in electric installation devices, preferably in low-voltage power switches. The plate stack is arranged in the flow path of the hot switching gases into a window, the plate stack having identical plates made of a material with a high heat conductivity. Each of the plates is provided with spacer elements which correspond to the spacing of the plates, and the plates are arranged in the stack such that the orientation of the plates changes one after the other.

Abstract: A double-contact switch has first and second tubular vacuum switching chambers; a stationary electrode, between the first and second vacuum switching chamber, having a first stationary contact protruding into the first chamber and a second stationary contact protruding into the second chamber; a first electrode, arranged in the first chamber, moveable axially therein, having a contact support region and sealed off from the first chamber exterior; a second electrode, arranged in the second chamber, moveable axially therein, having a contact support region and scaled off from the second chamber exterior; a first contact compression spring applying a first spring force to the first movable electrode so the first electrode contact presses onto the contact protruding into the first chamber; and a second contact compression spring applying a greater, second spring force to the second movable electrode so the second electrode contact presses onto the contact protruding into the second chamber.

Abstract: A switching device has a current transformer for measuring in a potential-free manner a current to be switched by the switching device, a current sense amplifier, to which the unrectified measurement current of the current transfer is fed on the input side, and a controller, to which the output current of the current sense amplifier is fed on the input side and which is configured so as to digitalize the fed output current and to perform one or more performance-related measurements and to output the measurement results.

Abstract: A control device for a switching device with separate start-up and holding coils includes control electronics to control the current supply to the start-up and holding coils and a direct voltage supply unit for the holding coil and the control electronics with the same reference potential for the holding coil and the control electronics.

Abstract: A system has an electronics housing and a grounding contact assembly for electromechanical switchgear that can be mounted on a mounting rail, wherein the grounding contact assembly can be mounted in the electronics housing. The base region of the electronics housing faces a mounting rail, is provided with an externally accessible mounting duct for a grounding contact that can be mounted in the duct, and contacts the mounting rail in a spring-leaded manner. The contact part has a blade contact at one end and at the other end a terminal receiving part which is angled perpendicularly to the first free end of the blade contact and is designed as a detent pin. The grounding contact assembly can be pushed into the mounting duct irrespective of the position of the electronics housing on the mounting rail.

Abstract: A multicolor signal arrangement has a multicolor LED, a microcontroller, and an input interface, the arrangement being configured such that the input interface receives pulse width-modulated control signals. The multicolor LED is operated in a first operating mode when the input interface receives a first control signal, and the multicolor LED is operated in a second operating mode when the input interface receives a second control signal. The multicolor signal arrangement has an RFID device, and the multicolor signal arrangement is configured such that the RFID device receives operating mode definition information, the operating mode definition information is transmitted to the microcontroller, and the microcontroller defines the operating modes dependent on the operating mode definition information. The invention further relates to a method for defining operating modes of such a multicolor signal arrangement and to a system having such a multicolor signal arrangement and an RFID transmission device.

Abstract: A contact element which, on account of its low installation depth, is suitable for use in switch panels of low overall height and can be combined with various keys. The contact element has a main body, two connection terminals, which are obliquely mounted in the main body, for electrical conductors, two busbars which are in each case electrically connected to one of the connection terminals and run from the respective connection terminal to a bearing arranged centrally in the main body. A tappet which is spring-mounted in the central bearing can be moved between a first and a second position and is fitted with a contact bridge which electrically short-circuits the two busbars in one of the two positions, wherein a portion of the tappet, which portion projects out of the main body, is designed to be coupled to a key.

Abstract: A circuit breaker baying a switch housing and at least one contact for tapping a voltage on a primary conductor.

Abstract: A security switch has a switch head with an actuator and having a button top. The security switch is mounted in a housing wall. The actuator is designed so as to actuate contact elements of a switch module upon actuation into the switch position. The switch module is extended by a signaling switch block with contact elements located in the signaling flow path, wherein, in the assembly state of the security switch, the signaling switch block is subjected to an actuation pin that is rigidly arranged thereon. if the assembly state is undone or changed, the actuation pin disengages from the signaling switch block and signaling flow path opens. The actuation pin and signaling switch block are located outside the actuation region of the actuator of the security switch.

Abstract: A trigger device for a power switch includes a bi-metal which is arranged near to a current path of a power switch in order to control triggering, as well as a bi-metal mounting device into which the bimetal is inserted and which is designed to enclose the bi-metal, in an arrangement substantially parallel to a current path of a power switch, such that heat radiated from the current path heats the bi-metal more or less across its whole length.

Abstract: A switching device suitable for DC operation includes at least a pair of contacts having a first and second contact, wherein at least one of the two contacts is mobile and the two contacts are in contact with one another in a switched-on state and are not in contact with one another in a switched-off state, having an arc driver arrangement which generates a magnetic field at least in the region of the pair of contacts, and comprising a first arc guiding arrangement by which an arc which is produced between the contacts is guided in a first current direction to a quenching device for quenching the arc, wherein a second arc guiding arrangement is provided, by means of which an arc which is produced between the contacts is guided in a second current direction, which is opposite the first current direction, to said quenching device for quenching the arc.

Abstract: A direct current switch with a device for arc extinction independent of current direction includes at least two interconnected switch units, each switch unit having at least one current path having an interruption surface and having at least two switch contact elements for forming the interruption surface. An arc extinction device is associated with one or a plurality of current paths of the switch units. Devices for magnetic field generation are included, each generated magnetic field being assigned to different switch units' interruption surface and oriented such that its field lines run transversally to the respective interruption surface. Given a current flow direction, deflection forces of at least two generated magnetic fields act through flow paths contrary to arcs extending longitudinally to respective interruption surface such that an arc is deflected towards the arc extinction device and a further arc is deflected away from the arc extinction device.

Abstract: A switching device for direct current applications having a first switching chamber for a first current path and a second switching chamber for a second current path, each current path having a switching contact arrangement having a first and second contact, wherein both the contacts, switched-on, come into contact with each other and, switched-off, are kept out of contact with each other by the creation of an isolation gap; a current path having an extinguishing device to extinguish an arc created between the contacts; an arc driver arrangement, arranged in one of the two switching chambers, and which creates a magnetic field at least in the area of the switching contact arrangement for the relevant current path that drives the arc into the relevant extinguishing device.

Abstract: A power-switch having a switch housing and an electronic module, at least one contact being provided to tap a voltage at a primary conductor, and an adapter being provided to reduce the tapped voltage of said primary conductor.

Abstract: A switching device having at least one contact pair includes a first contact and a second contact, where at least the second contact is movable relative to the first contact. There is an extinguishing device with at least one extinguishing chamber for extinguishing an arc produced between the contacts, a first guide rail arrangement for guiding the arc with one direction of current and a second guide rail arrangement for guiding the arc with the second direction of current in said extinguishing chamber. Both guide rail arrangements have a first guide rail and a second guide rail, where both first guide rails starting from the first contact run in the opposite direction, and both second guide rails starting from the second contact run in the opposite direction. The first guide rails are connected with each other in an electrically conductive arrangement in the form of a closed loop.

Abstract: A method for controlling a multi-color signal assembly with a multi-color LED, a connection for voltage supply, and a control input. The control input is connected to a control output of a first control unit for controlling the signal assembly by pulse-width modulation signals (PWM signals) or to a signal assembly control output by the bus communication. After a supply voltage UB is connected, voltage UDI/BUS at the control input is measured within a predetermined time span ?t, wherein the first and second control units have respective first and second voltages at the control input within the time span ?t, wherein the first and second voltage are different. The signal assembly is placed in a BUS mode or in a PWM mode depending on the measured voltage UDI/BUS, can be controlled by bus communication in the BUS mode, and can be controlled by PWM signals in the PWM mode.

Abstract: Electrical switching device having a housing, at least two switching chambers within the housing with contacts to interrupt at least one current path, an arc extinguishing device for each switching chamber, and at least one guide channel within the housing, which directs the arc gas exiting the arc extinguishing device towards at least one of the exhaust openings to allow the arc gases to exit the housing, whereby each switching chamber has a guide channel, and whereby the guide channels of the different switching chambers are separated from each other.