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.

A connecting element for mounting an electrical circuit board to an electrical flat conductor, in particular a busbar, has a flat or substantially flat mounting surface for applying and mounting the connecting element to the circuit board, and a tulip contact for receiving the flat conductor in an electrically contacting manner. The tulip contact includes at least one clamping element and a support element, between which a receptacle for the flat conductor is provided, and wherein the tulip contact preferably extends at a mounting angle greater than 45° and less than 135° with respect to the mounting surface. An electrical circuit board having such a contact element, a terminal block having such an electrical circuit board, and a method for automated mounting of such a terminal block are also provided.

A device (1) for accommodating an electrical or electronic component (400), in particular a relay socket for accommodating a relay, comprises a base body (100) with a receptacle (110) for the component (400). The device (1) also comprises at least one pair (300) of connecting terminals connected to the two electronic connections, wherein the pair (300) of connecting terminals comprises a first connecting terminal (310) for a first connecting wire and a second connecting terminal (320) for a second connecting wire. The first connecting terminal (310) is spaced apart from the receptacle (110) by a first distance in a first direction and the second connecting terminal (320) is spaced apart from the receptacle (110) by a second distance in the first direction, wherein the first distance and the second distance are different.

A socket includes a housing including a connection surface to which an electronic device is connected, and a lever attached to the housing to be rotatable. The lever includes an operation portion that is rotatable between a first position and a second position and a contact portion that extends from the operation portion in a direction approaching the connection surface and rotates about the rotation axis together with the operation portion. The housing includes a restriction protrusion that comes into contact with a protruding portion protruding from the side portion of the electronic device toward the operation portion at the second position to restrict a movement of the electronic device in the first direction and in a direction away from the connection surface when the operation portion is rotated from the first position to the second position in a state where the electronic device is connected to the connection surface.

A method for producing an electronic device for use within a switchgear cabinet, includes providing connection elements for the electronic device that are first integrated in a device housing provided for the electronic device. Then a circuit board for the electronic device is inserted in the device housing and the connection elements are connected to the circuit board.

Apparatus and associated methods relate to a quick-connector conversion system having a front cover and a rear module. In an illustrative example, the front cover includes apertures from which a plurality of connector ports extend through. Each connector port of the plurality of connector ports is in electrical communication with a first communication module. A rear module includes a second communication module electrically connected to a plurality of input/output (I/O) terminals such that when the front cover aligns with the rear module, the first communication module pluggably connects to the second communication module. When the first communication module and the second communication module are pluggably connected, the plurality of connector ports electrically connects to the plurality of the I/O terminals.

An electronic device (1) is described comprising a base module (2) and an electronic module (3) detachably pluggable onto the base module (2). The base module (2) comprises an insulation material housing (16) with a snap-in base (5) for attaching the base module (2) on a carrier rail and plug contacts (7, 8) on the side walls. The electronic module (3) comprises an insulation material housing (20) and is connectable to the plug contacts (7, 8) of the base module (2) in the attached state on the base module (2). The base module (2) and the electronic module (3) comprise interacting snap-in elements (23, 26) for locking the base module (2) and the electronic module (3) to each other when the electronic module (3) is attached to the base module (2) A snap-in element (23) of the electronic module (3) comprises a protruding activation lug (27) on a second face (15) of the electronic device (1). The electronic module (3) comprises a protruding catch lug (19) on its first face (11) opposite the second face (15). The electronic module (3) and the base module (2) comprise interacting linear guides (35a, 35b; 36a, 36b), wherein the electronic module (3) is held linearly displaceable on the base module (2) using the linear guides (35a, 35b; 36a, 36b) and is receivable on the base module (2).

A method for implementing-a wiring on a matrix of conductor connection devices such as terminal conductor connection devices for connection of the ends of a conductor to at least one series terminal block uses at least one luminous element to identify conductor connection devices which are illuminated in the matrix directly or indirectly in accordance with a wiring diagram. The conductor connection devices that are illuminated by the luminous element and that are to be interconnected are connected to conductors, the ends of which are inserted in the conductor connection devices to establish a respective conducting wiring connection.

A terminal block includes a housing including a connection surface to which an electromagnetic relay is connectable. The housing includes at least one attachment groove that opens to the connection surface and extends toward inside of the housing. The at least one attachment groove includes a first groove portion ami a second groove portion are disposed adjacent to and communicating with each other. The first groove portion includes a first narrow width portion disposed near the connection surface, a wide width portion disposed farther from the connection surface than the first narrow width portion, and a step portion at a boundary of the first narrow width portion and the wide width portion, the step portion being capable of restricting a movement of the holding member in a removal direction. The second groove portion is configured to be capable of accommodating the claw portion without elastically deforming.

A terminal block which can be coupled to another terminal block in an electrically connected state includes a housing, an input-side power supply terminal and an output-side power supply terminal. The housing includes a first wall portion and a second wall portion. The input-side power supply terminal and the output-side power supply terminal are arranged along the second wall portion inside the housing. The housing includes a protruding portion that functions as an obstructing member that hinders connection of the input-side power supply line to the input-side power supply terminal and a through hole that is arranged in a vicinity of the input-side power supply terminal of the second wall portion and penetrates the second wall portion in the first direction to allow insertion of the obstructing member.