Abstract: An electrical component is provided, comprising at least one plug-in socket for receiving an accommodated component, in particular a relay or an optocoupler, in or on the electrical component, wherein the accommodated component having first electrical contact elements on its underside, for being electrically connected to second electrical contact elements of the electrical component, and wherein in an active position of the accommodated component, the first electrical contact elements are electrically connected with the second electrical contact elements on the plug-in socket, and comprising a manipulation means, by means of which the accommodated component can be plugged into the active position in the plug-in socket and/or pulled out thereof, wherein the manipulation means has a spacing portion, and wherein a free end of the spacing portion protrudes beyond the electrical component and/or beyond the accommodated component that is inserted in the plug-in socket in the active position.

Abstract: A switching device for operating with different input control voltages, includes a current measurement path connected to the input terminals of the switching device, which has a predetermined electrical resistor and a current sensor connected in series therewith. The current value measured by the current sensor is fed to a control and evaluation device, which determines a voltage value depending on the predetermined electrical resistor and the measured current value and checks whether the determined voltage value can be associated with a predetermined input control voltage value from a plurality of stored predetermined input control voltage values. If so, the switch-on and switch-off threshold voltage values associated with this input control voltage value are made available to the control and evaluation device for further operation of the switching device.

Abstract: The present invention relates to a device for identifying wear of an electromechanical device, the device comprising: a measuring device, which is configured to detect at least one predetermined operating parameter of the electromechanical device; and an evaluation device, which is configured to determine a current operating state of the electromechanical device from the detected predetermined operating parameter of the electromechanical device by means of machine learning with the aid of mass data, preferably in the form of training data.

Abstract: An apparatus for processing signals transmitted between a controller and one field device or multiple field devices includes: a carrier having a control interface, a field interface, and one slot or multiple slots, the control interface being for connection of one electrical line channel or multiple electrical line channels of the controller, the field interface being for connection of input and/or output signal lines, I/O signal lines, of the one field device or the multiple field devices, and the one slot is, or each of the multiple slots are, for the releasable mechanical connection of a module in a plug-in direction and, in the mechanically connected state, for the electrical connection of the respective module to the line channel or one of the line channels and to the I/O signal lines of the field device or one of the field devices; and at least one module.

Abstract: A method for actuating an electromechanical switching element including a plurality of contacts, a coil with an iron core, and an armature includes: in the event that a predefined condition is fulfilled, in a switch-off process pulsing on and off or in the switch-on process pulsing off and on of the switching element is carried out repeatedly at a predefined time within an overtravel range such that a coil current flowing into the coil oscillates between a predefined maximum value and a minimum value so that the armature moves within the overtravel range and the plurality of contacts thereby rub against each other without becoming detached from each other. The minimum value is defined as a current value at a time at which the armature begins to detach from the iron core.

Abstract: A method for actuating an electromechanical switching element including a plurality of contacts, a coil with an iron core, and an armature includes: in the event that a predefined condition is fulfilled, in a switch-off process pulsing on and off or in the switch-on process pulsing off and on of the switching element is carried out repeatedly at a predefined time within an overtravel range such that a coil current flowing into the coil oscillates between a predefined maximum value and a minimum value so that the armature moves within the overtravel range and the plurality of contacts thereby rub against each other without becoming detached from each other. The minimum value is defined as a current value at a time at which the armature begins to detach from the iron core.

Abstract: A clamping unit electrically contacts electric contacts with electric conductors and may include electrically conductive clamping elements, each of which has a contact element for electrically connecting to one of the electric contacts and a connection terminal for contacting one of the electric conductors. The contact elements are arranged on the lower face of the clamping unit, and the connection terminals are arranged in receiving chambers for receiving the electric conductors. The longitudinal axis of the contact element is axially offset relative to the central longitudinal axis of the receiving chamber in which the corresponding connection terminal is arranged for multiple clamping elements. The longitudinal axis of each contact element has a greater distance to the edge than the central longitudinal axis of the corresponding receiving chamber in which the corresponding connection terminal is arranged.

Abstract: The present invention relates to a device for identifying wear of an electromechanical device, the device comprising: a measuring device, which is configured to detect at least one predetermined operating parameter of the electromechanical device; and an evaluation device, which is configured to determine a current operating state of the electromechanical device from the detected predetermined operating parameter of the electromechanical device by means of machine learning with the aid of mass data, preferably in the form of training data.

Abstract: In examples, a transmission system for transmitting data and energy, with a master-module, at least one slave-module, and a two-wire line between the master-module and the slave-module for bidirectional data transmission between the master-module and the slave-module and for energy transmission from the master-module to the slave-module. Examples provide for the transmission system to be switchable be-tween several operating states, the operating states preferably differing with regard to energy transmission and/or with regard to data transmission. Furthermore, examples include an adapted master-module, a slave-module and an associated operating method.

Abstract: A switching monitoring device for monitoring a switching operation of a relay switching contact of a relay includes a control terminal, a controller, and an impedance circuit. The control terminal is configured to apply a control signal for switching the relay switching contact to the relay switching contact. The controller is configured to produce an excitation signal. The impedance circuit has a signal input and a signal output, and the controller applies the excitation signal to the signal input. The impedance circuit converts the excitation signal into a switching monitoring signal and outputs the switching monitoring signal at the signal output for application to the relay switching contact. The controller is further configured to detect a change in a signal present at the impedance circuit and, if the change in the signal is present, detect the switching operation of the relay switching contact.

Abstract: A switching monitoring device for monitoring a switching operation of a relay switching contact of a relay includes a control terminal, a controller, and an impedance circuit. The control terminal is configured to apply a control signal for switching the relay switching contact to the relay switching contact. The controller is configured to produce an excitation signal. The impedance circuit has a signal input and a signal output, and the controller applies the excitation signal to the signal input. The impedance circuit converts the excitation signal into a switching monitoring signal and outputs the switching monitoring signal at the signal output for application to the relay switching contact. The controller is further configured to detect a change in a signal present at the impedance circuit and, if the change in the signal is present, detect the switching operation of the relay switching contact.

Abstract: An apparatus for processing signals transmitted between a controller and one field device or multiple field devices includes: a carrier having a control interface, a field interface, and one slot or multiple slots, the control interface being for connection of one electrical line channel or multiple electrical line channels of the controller, the field interface being for connection of input and/or output signal lines, I/O signal lines, of the one field device or the multiple field devices, and the one slot is, or each of the multiple slots are, for the releasable mechanical connection of a module in a plug-in direction and, in the mechanically connected state, for the electrical connection of the respective module to the line channel or one of the line channels and to the I/O signal lines of the field device or one of the field devices; and at least one module.

Abstract: A contact element for contacting electrotechnical components includes: a leadframe part made of an electrically conductive material, having a recess in a contact tab. The contact tab is formed to be curved at at least one location such that a curving line, along which a curvature is present, extends between a beginning and an end of the recess and runs transversely through the contact tab in a straight line.

Abstract: An electrical component is provided, comprising at least one plug-in socket for receiving an accommodated component, in particular a relay or an optocoupler, in or on the electrical component, the accommodated component having first electrical contact elements on its underside, for being electrically connected to second electrical contact elements of the electrical component, and wherein in an active position of the accommodated component, the first electrical contact elements are electrically connected with the second electrical contact elements of the electrical component on the plug-in socket, and comprising a manipulation means, by means of which the accommodated component can be more easily plugged into the active position in the plug-in socket and/or pulled out thereof, wherein the manipulation means has a spacing portion, and wherein a free end of the spacing portion protrudes beyond the electrical component and/or beyond the accommodated component that is inserted in the plug-in socket in the active p

Abstract: A technique for exchanging signals between a control system (200) and at least two field devices (300) is described. One device aspect of the technique comprises a base (102) that comprises a control interface (104) and at least two slots (106). The control interface (104) is configured to connect (108.1) to at least two electrical line channels (108) of the control system (200) and the at least two slots (106) are each configured to detachably mechanically connect (106.1) to a module (110) and to pass (106.2) at least one of the line channels (108) to the respective module (110).

Abstract: A switching apparatus for safely disconnecting an electrical load from a power supply network and to facilitate safe disconnection in the event of failure of a supply voltage thereof, includes an energy storage device which, in the event of failure of the supply voltage of a control unit, provides the energy for generating switching signals for a first electromechanical switch, a second electromechanical switch and a semiconductor switch. In order to be able to detect the failure of the supply voltage, a detector and signaling device is provided which is configured to detect discharging of the energy storage device and to supply a notification signal to the control unit signaling the discharging of the energy storage device to the control unit. In response to the notification signal, the control unit causes the electrical load to be disconnected from the power supply network in a safe and terminal-friendly manner.

Abstract: A circuit assembly includes a first signal branch connecting a signal connection to an electrical load via a semiconductor switch and a second signal branch connecting the signal connection to the electrical load via a relay. When a sensor detects a polarity change in an electrical signal within a test time interval, a controller may close the semiconductor switch at a first signal time such that electrical energy is supplied to the electrical load, actuate the relay at a second signal time after the semiconductor switch has been closed, and open the semiconductor switch after the relay has been closed such that electrical energy is supplied to the electrical load solely via the second signal branch.

Abstract: The disclosure relates to a relay having a controllable relay contact, having an electrical connection terminal where an electrical variable is able to be tapped, a control connection for receiving a control signal for actuating the relay contact, and a controller, configured, in response to the reception of the control signal, to detect a zero crossing of the electrical variable and to actuate the controllable relay contact in a time-delayed manner after the zero crossing of the electrical variable.

Abstract: A switching monitoring device for monitoring a switching operation of a relay switching contact of a relay includes a control terminal, a controller, and an impedance circuit. The control terminal is configured to apply a control signal for switching the relay switching contact to the relay switching contact. The controller is configured to produce an excitation signal. The impedance circuit has a signal input and a signal output, and the controller applies the excitation signal to the signal input. The impedance circuit converts the excitation signal into a switching monitoring signal and outputs the switching monitoring signal at the signal output for application to the relay switching contact. The controller is further configured to detect a change in a signal present at the impedance circuit and, if the change in the signal is present, detect the switching operation of the relay switching contact.

Abstract: A method and device for short circuit monitoring of a three-phase load connected to a three-phase grid, to improve short circuit monitoring of a three-phase load, the device having at least one current sensor arranged in the current path of one phase of the three-phase grid, and a processing unit for evaluating the measurement values of the at least one current sensor, having a respective port for each current sensor, to which the respective current sensor is connected via a connecting line. The processing unit is configured to detect a short circuit on the three-phase load through evaluation of the measurement values determined by the current sensor. The evaluation includes a plausibility check of the determined measurement values in order to distinguish between a short circuit and an influence on the determined measurement values by electrical and/or electromagnetic interference.