Abstract: It is proposed to design a retaining frame (1) for retaining plug-in connector modules (40) in such a way that retaining means (41) of the plug-in connector modules (40) can be retained in recesses (11) of the retaining frame (1) in a play-free manner. To this end, the retaining frame (1) is designed in two pieces, wherein a slot (2/3) between the two retaining frame pieces (2/3) extends through the recesses (11). By under-sizing the recesses (11) in relation to the dimension of the retaining means (41) of plug-in connector modules (40), a press-fit of the retaining means (41) in the recesses (11) is effected by the assembly of the retaining frame parts (2, 3).

Abstract: The invention relates to an environmentally sealed plug-in connector housing formed from a base body (2) having a fastening flange (10) molded thereon. The fastening flange (10) is associated with a sealing element (20) that is compressed in a sealing manner between the fastening flange (10) and an assembly surface (3). In order to ensure the sealing of fastening bores (11) provided in the fastening flange (10), sealing sleeves (21) are molded onto the sealing element (20), which sealing sleeves extend into the fastening bores (11) and at least completely pass through the latter. A fastening screw inserted into a fastening bore (11) can in this way seal with its screw head the fastening bore (11) by means of the sealing sleeve (21) that is compressed by the screw head.

Abstract: The invention relates to a module that can be inserted into a housing of an industrial plug-in connector (5), into which module (1) at least one optical fiber connector (2) can be inserted and at least one adapter (3) can be inserted into the module (1), which adapter is connected to the optical fiber connector (2), wherein the adapter (3) contains an optical imaging element (11). In the plugged-in condition, the optical elements (11, 11?), for example the ball lenses proposed above, of two modules (1) are aligned with each other in such a way that the light signal exiting from the optical element (11) of the module of the first industrial plug-in connector (5) is coupled into the optical element (11?) of the module (1?) of the second industrial plug-in connector (5?).

Abstract: Provided is a plug to be mechanically and electrically connected to a corresponding mating plug, comprising a housing, a protective conductor bridge, a retaining frame, and a plug insert; the retaining frame is mounted on the housing and includes at least one connecting section to be connected to the plug insert, and the plug insert is mounted on the at least one connecting section; the protective conductor bridge is laterally inserted into the retaining frame.

Abstract: Provided is a protective plate for at least one plug connector attached to a mounting rail, said protective plate having a substantially U-shaped basic form with a closed main surface and side surfaces angled at approximately 90° to the main surface, wherein a securing region is angled at approximately 90° to the side surfaces, said securing region having at least one hole, and wherein an abutting region is angled at approximately 90° to the side surfaces, said securing region and the corresponding abutting region being positioned approximately perpendicular to one another. The system, formed by protective plate, a mounting rail and at least one plug connector, is optimally coordinated.

Abstract: Provided is a plug connector module for inserting in a holding frame of a modular plug connector. The plug connector module is provided so as to make electrical contact with the holding frame. A housing that forms the plug connector module is embodied from metal and can be connected in a mechanical and electrically conductive manner by way of a first type of fastener and a second type of fastening means to the holding frame.

Abstract: Provided is a plug for use as a disconnector for current transformers. Two types of short circuits are provided in the plug. A first short circuit is used for diverting overvoltages by short-circuiting the electrical contacts in the plug. A second short circuit is provided for short-circuiting electrical contacts in the plug when the plug is not contacted. The short circuits are designed in such a way that the first short circuit is used as a fuse when the second short circuit fails.

Abstract: Provided is a plug having a first plug piece and a second plug piece. The plug pieces are designed to enter in contact with each other, a male end of plug piece being accommodated in a first female end of plug piece. When the first plug piece is in contact with the second plug piece, electric contact elements accommodated in the plug pieces are in contact with each other. An insert accommodated in the female end of the first plug piece prevents inadvertent contacts by foreign bodies in the female end.

Abstract: The present disclosure provides a first method for updating firmware of a computer system, which is embedded in a technical device, wherein the technical device has a volatile memory module, wherein the technical device has a non-volatile memory module, in which a firmware update package is stored, wherein the firmware update package contains individual files and associated first checksums, wherein the method runs through the following steps in the specified sequence: a restart (G), a subsequent booting of the computer system (H), and checking if an indicator file exists in the non-volatile memory module (I). Also provided is a second method for updating firmware of the computer system, which is embedded in a technical device, wherein the method runs through the following steps in the specified sequence: a restart (G), a subsequent booting of the computer system (H), and a check as to whether an indicator file exists in the non-volatile memory module (I).

Abstract: Provided is a belt strip for contact elements, which includes of a flat metal strip, from which individual tabs are angle by approximately 90°, wherein the tabs each have two retaining arms which are bent towards one another, wherein the retaining arms each have a constant direction of curvature, and wherein the radius of curvature is greater in the direction of the ends of the respective retaining arms.

Abstract: A latching device for a first system of plug connectors, which are fastened to a first mounting rail, and a second system of plug connectors, which are fastened to a second mounting rail, includes a passive latching part and an active latching part. When the active latching part is latched to the passive latching part, the first mounting rail and the second mounting rail are connected to each other, and the plug connectors located on the first mounting rail and the second mounting rail are brought into contact with each other.

Abstract: Provided is a plug connector housing for protecting a plug connector. The housing has at least one pre-equipped cable outlet for connecting a threaded cable connection and at least one closure for closing the at least one cable outlet. The at least one cable outlet has a thread which forms a screw channel and the plug connector housing has a predetermined breaking point in the transition region to the closure. Also provided is a method for opening a cable outlet of a plug connector housing.

Abstract: Described is a holding frame for receiving a multiplicity of plug-in connector modules. The plug-in connector modules are received in recesses of the holding frame by holding elements. The recesses of the holding frame are inserted into frame portions located opposite each other. The holding frame according to the invention allows a spring-loaded reception and support of the plug-in connector modules in the holding frame. Tolerances of the various plug-in connector modules and the contacting means thereof can be compensated. A secure and complete plugging in of plug-in connector modules of a modular plug-in connector together with the counter-plug-in connector thereof can be ensured in this way.

Abstract: The invention concerns a locking device for a multi-part plug connector housing (1) comprising a housing upper portion (20) and a housing lower portion (10) fitting thereto, wherein the housing upper portion (20) and the housing lower portion (10) can be reversibly mechanically connected together by way of a spring plate (30), wherein the spring plate (30) is arranged in the interior of the housing upper portion (20) and/or of the housing lower portion (10), wherein the spring plate (30) is operatively connected to a single, outwardly disposed actuating knob (40).

Abstract: Provided is a plug connector for connecting electrical lines. The plug connector comprises a first plug connector housing and a second plug connector housing which can be plug-connected and locked to one another. The plug connector housings have two types of locking devices for locking purposes. In this case, the first type of locking device forms, from a rotary pin and a rotary bearing, a rotation axis about which the plug connector housings are mounted such that they can rotate in relation to one another. The second type of locking device is a type which is known from the prior art and which serves to fix the first plug connector housing to the second plug connector housing.

Abstract: Disclosed is a holding frame for holding plug connector modules, in particular for installation in plug connector casings and/or for screwing onto wall surfaces. In order to allow improved handling and more reliable populating and assembly of the holding frame having frame halves. The holding frame has an elastic fixing element adapted to releaseably fix the frame halves in a plug-in state and a holding state. At least a restoring force of the elastic fixing element must be overcome in order to release the fixing and/or to switch between the plug-in state and the holding state.

Abstract: A plug-in connector comprising a plug-in connector housing and a locking element for mechanically connecting the plug-in connector housing to a counterpart plug-in connector. The locking element is externally accessible on the plug-in connector housing. Protective elements, which protect the transition regions, are provided at transition regions between the plug-in connector housing and the locking element.

Abstract: The object of the present invention is to reduce the manual assembly effort of current sensors, and to specify a configuration for a fastening element (1) by means of which a current sensor (2) can be fastened on a fastening surface (3) in both lying and standing positions with the lowest possible effort. The Listening element (1) according to the invention therefore proposes at least one, preferably two, snap-in locking devices and can thus be Listened (“clipped”) on to the current sensor with the lowest possible manual effort. For example, two fastening elements (1, 1?) according to the invention, with the snap-in locking devices on opposite sides, can be inserted into the same screw passages (23, 24) of the current sensor (2) and, in particular, lock each other in place using the snap-in locking devices in a screw hole (231, 241) belonging to the respective screw passage (23, 24) and thus are held on the current sensor (2).