Abstract: Adapter device (1) for connecting at least one electrical device (2) adapted for a busbar subsystem (11, 12) to a busbar main system (7), wherein the adapter housing (4) of the adapter device (1) comprises a busbar main interface (22) on a rear side of the housing for electromechanical contacting of busbars (6) of the busbar main system (7) and one or more busbar sub-interfaces on a front side of the housing, which are provided for placing the at least one electrical device (2) on the adapter device (1) and for its electrical connection to the busbar main system (7) via busbars (15, 16) of the respective busbar sub-system (11, 12) integrated in the adapter housing (4) or attached thereto and via electrical conductors (28) contained in the adapter housing (4).

Abstract: A busbar power supply apparatus comprising at a rear side of its housing an AC interface with electrical contacts configured to establish an electrical connection with AC busbars of a busbar system to receive AC mains voltages converted by an integrated AC/DC power conversion unit into a DC power supply voltage applied to at least one DC interface of said busbar power supply apparatus.

Abstract: Device for securing an object on a rail, having an elongated base body which may be placed transversely on the rail and which at one end comprises an integrated actuating element which, when actuated by a user, moves opposing latching hooks which are integrated in the actuating element and are suitable for engaging behind the rail, in opposite directions.

Abstract: Device for a busbar system, wherein a housing of the device comprises, on one housing side, electrical connection contacts which are configured in such a way that they are passable through feed-through openings of a contact protection baseplate module of the busbar system and are insertable into uniformly spaced contact openings located below the feed-through openings of busbar modules provided inside the baseplate module for producing a direct electrical and mechanical connection to the busbar modules.

Abstract: Device for operating an electric motor, comprising a detection unit for detecting zero-crossings and phase angles of applied phase-shifted sinusoidal voltage phases of a multi-phase power supply network; and a switching unit for connecting half-waves of the applied sinusoidal voltage phases through by means of semiconductor switches in accordance with switching patterns applied to the semiconductor switches, said patterns being synchronised with the detected phase angles and zero-crossings, to generate phase-shifted quasi-sinusoidal voltage phases which are applied directly to the electric motor.

Abstract: A circuit breaker includes a current entry which conducts an electrical current via a wound coil conductor strip of a first coil to a first fixed contact, and includes a contact rocker which can be moved between two switching positions. The contact rocker includes mutually connected contact limbs. A first switching position of the contact rocker, electrically connects the first fixed contact with a second fixed contact which is connected via a wound coil conductor strip of a second coil to a current exit for dissipating an electrical current flowing through the contact limbs of the contact rocker and the coil conductor strips of the coils to a current exit of the circuit breaker.

Abstract: Switching device (1) for operating at least one load, comprising at least one switching unit (7; 8; 9), which switches a tapped current phase (L) to a load (2-1; 2-2; 2-3) connectable to the switching unit (7; 8; 9) to supply said load with current and which has a measurement unit (7C; 8C; 9C) which measures a current phase progression of the at least one current phase (L); a local control unit (18), which after receiving a control command from an external control system (24) actuates a semiconductor switch (7B; 8B; 9B) of the switching unit (7; 8; 9) in such a way that the semiconductor switch (7B; 8B; 9B) switches at a zero of the current phase (L) measured by the measurement unit (7C; 8C; 9C), and a local monitoring unit (20), which evaluates the current phase progression, measured by the measurement unit (7C; 8C; 9C), of the at least one current phase (L) to detect an operational deviation from a normal current supply to the associated load (2-1; 2-2; 2-3) connected to the switching unit (7; 8; 9), and re

Abstract: Supply rail (1) for supplying current phases (L1, L2, L3) of a low-voltage network to a busbar system or for tapping current phases (L1, L2, L3) from the busbar system, comprising an elongate main body (2) that can be mounted transversely on a plurality of busbars arranged in parallel and includes contact bars (5-1, 5-2, 5-3) that contact the busbars when the supply rail (1) is mounted in order to supply or to tap the current phases (L1, L2, L3) carried on the busbars, wherein each contact bar (5-1, 5-2, 5-3) is directly connected to an associated terminal bus (11-1, 11-2, 11-3), each of which comprises a terminal at an end face of the elongate main body (2) for electrically connecting to the low-voltage network.

Abstract: Switching device (1) for operating at least one load, comprising at least one switching unit (7; 8; 9), which switches a tapped current phase (L) to a load (2-1; 2-2; 2-3) connectable to the switching unit (7; 8; 9) to supply said load with current and which has a measurement unit (7C; 8C; 9C) which measures a current phase progression of the at least one current phase (L); a local control unit (18), which after receiving a control command from an external control system (24) actuates a semiconductor switch (7B; 8B; 9B) of the switching unit (7; 8; 9) in such a way that the semiconductor switch (7B; 8B; 9B) switches at a zero of the current phase (L) measured by the measurement unit (7C; 8C; 9C), and a local monitoring unit (20), which evaluates the current phase progression, measured by the measurement unit (7C; 8C; 9C), of the at least one current phase (L) to detect an operational deviation from a normal current supply to the associated load (2-1; 2-2; 2-3) connected to the switching unit (7; 8; 9), and re

Abstract: Fuse load-break switch (1) for low-voltage high-power fuses, a fuse contact pair for receiving a fuse (5A, 5B, 5C) being provided within a housing (2) of the fuse load-break switch (1) for each current phase to be disconnected, characterized in that a thermal power loss brought about by the fuses (5A, 5B, 5C) is dissipated into at least one heat dissipation duct (3) provided laterally on the housing (2) of the fuse load-break switch (1).

Abstract: Supply rail (1) for supplying current phases (L1, L2, L3) of a low-voltage network to a busbar system or for tapping current phases (L1, L2, L3) from the busbar system, comprising an elongate main body (2) that can be mounted transversely on a plurality of busbars arranged in parallel and includes contact bars (5-1, 5-2, 5-3) that contact the busbars when the supply rail (1) is mounted in order to supply or to tap the current phases (L1, L2, L3) carried on the busbars, wherein each contact bar (5-1, 5-2, 5-3) is directly connected to an associated terminal bus (11-1, 11-2, 11-3), each of which comprises a terminal at an end face of the elongate main body (2) for electrically connecting to the low-voltage network.

Abstract: Busbar adapter comprising a lower adapter part, the lower adapter part comprising a base having recesses for receiving connection bars which can be electrically contacted with busbars, the number of connection bars per phase which can be received in the recesses of the lower adapter part being variable, and the connection bars being electrically connectable to at least one electrical device, which can be fastened to an upper adapter part of the busbar adapter.

Abstract: Contact protection system for power busbars having planar contact protection modules which each comprise holding feet for engaging behind the power busbars and latching elements for mutually latching with adjacent contact protection module, wherein the contact protection modules comprise for each power busbar a terminal-receiving region for receiving connecting terminals which are provided for electrically contacting the respective power busbar.

Abstract: The invention relates to a busbar adapter comprising a housing for receiving at least one installation device for contacting the installation device with at least one busbar that can be held in the busbar adapter, characterized in that the busbar adapter comprises at least one symmetrically configured contact terminal for receiving and contacting a contact of the installation device with an associated busbar, and at least one symmetrically configured attachment device for attaching the installation device to the busbar adapter.

Abstract: A device for receiving a cylindrical fuse, having a housing which has member pairs which protrude from a housing base and which are spaced-apart from each other, wherein a substantially U-shaped contact is introduced in each case between the members of each member pair and the member pairs are provided for receiving the fuse, wherein each substantially U-shaped contact is formed by two contact members, of which at least one of the contact members is provided with a contact tongue which protrudes laterally over the contact members, the contact tongue(s) defining a contact blade.

Abstract: The invention relates to a busbar adapter comprising a housing for receiving at least one installation device for contacting the installation device with at least one busbar that can be held in the busbar adapter, characterized in that the busbar adapter comprises at least one symmetrically configured contact terminal for receiving and contacting a contact of the installation device with an associated busbar, and at least one symmetrically configured attachment device for attaching the installation device to the busbar adapter.

Abstract: A carrier rail adapter for an electric installation device, wherein the carrier rail adapter has a housing, to the lower side of which a latching component is attached which can be actuated by means of a locking and unlocking mechanism in order to attach the carrier rail adapter to a carrier rail or to remove the carrier rail adapter from the carrier rail, and on the upper side of which inner contact devices for connection of the electric installation device are provided, which are connected to connection terminals via inner conductors located in the housing, which connection terminals are provided on an end face of the housing for connection of electric lines.