Abrégé

The invention relates to an arc quenching chamber (22) of a mechanical switch (14), comprising a number of flat arc-quenching strips (24) that are arranged in parallel to each other and stacked one on top of the other in a stacking direction (28). The arc-quenching strips (24) are produced from a ceramic material. The invention furthermore relates to a mechanical switch (14) and to a method (44) for producing an arc quenching chamber (22).

Classes IPC  ?

• H01H 9/34 - Eléments fixes pour restreindre ou sous-diviser l'arc, p.ex. plaques-barrières

Abrégé

The invention relates to a switch assembly (2) for mounting on a mounting rail (4), having a power supply unit (6) and having a switchgear (8). The power supply unit (6) has a housing (10) and a power supply unit (16) arranged therein which comprises a first connection (18) and a second connection (20). A contact region (28) having a first contact (30), which is in electrical contact with the first connection (18), and a second contact (32), which is in electrical contact with the second connection (20), is introduced into the housing (10). The housing (10) has a fastening apparatus (12) for direct placement on the mounting rail (4), and the switchgear (8) comprises an additional housing (34) having an additional fastening apparatus (36) for direct placement on the mounting rail (4). The switchgear (8) has a lever (58) which is pivotably mounted on the additional housing (34) and which has a first counterpart contact (60) and a second counterpart contact (62). By pivoting the lever (58), the first counterpart contact (60) can be brought into electrical contact with the first contact (30) and the second counterpart contact can be brought into electrical contact with the second contact (32). The invention furthermore relates to a power supply unit (6).

Classes IPC  ?

• H01R 9/26 - Blocs de connexion à accrochage pour le montage côte à côte sur rail ou sur barrette
• H01H 71/08 - Bornes; Connexions

Abrégé

The invention relates to a system (2) having a controller (16) and having an actuator (4) and also having an assembly (18) for providing functional safety. The assembly (18) has a switching unit (24), introduced into an electrical supply line (8) of the actuator (4), that is operated by means of a control unit (22) of the assembly (18), which control unit is connected to the controller (16) for signal transmission purposes. The invention further relates to an assembly (18) and a switching unit (24).

Classes IPC  ?

• G05B 19/042 - Commande à programme autre que la commande numérique, c.à d. dans des automatismes à séquence ou dans des automates à logique utilisant des processeurs numériques

Abrégé

The invention relates to an electrical switching system (24), in particular of a circuit breaker (12), comprising a first busbar (34) which extends in a longitudinal direction (26), carries a first contact (36) and a second contact (38) spaced apart therefrom in the longitudinal direction (26) and has a first power connection (42), and further comprising a second busbar (20) which extends in the longitudinal direction (26), carries a first counterpart contact (28) and a second counterpart contact (30) spaced apart therefrom in the longitudinal direction (26), and has a second power connection (32). The second busbar (20) is mounted so as to be movable in a transverse direction (22) perpendicular to the longitudinal direction (26), the first busbar (34) partially overlapping the second busbar (20) along the longitudinal direction (26). The contacts (36, 38) and the counterpart contacts (28, 30) are arranged in the longitudinal direction (26) in the overlap region (40) between the two power connections (32, 42). The invention further relates to a circuit breaker (12).

Classes IPC  ?

• H01H 1/54 - Moyens pour accroître la pression de contact, empêcher la vibration des contacts, maintenir ensemble les contacts après l'entrée en contact, ou pour ramener les contacts à la position d'ouverture par force magnétique

Abrégé

The invention relates to a circuit breaker (12), in particular of a power breaker (10), comprising a busbar (32) which is mounted so as to be movable between a closed position (84) and an open position (80); a trip device (16); a hand lever (66) which can be moved between a first position (70) and a second position (82); and a mechanism (24). The busbar (32), the trip device (16) and the hand lever (66) are coupled by means of the mechanism (24) in such a way that, when the hand lever (66) is moved from the first position (70) into the second position (82), the busbar (32) is moved from the open position (80) into the closed position (84). Upon tripping of the trip device (16), the busbar (32) is moved from the closed position (84) into the open position (80), and the hand lever (66) is moved from the second position (82) into the first position (70), if it is not blocked. When the hand lever (66) is moved from the second position (82) into the first position (70), the busbar (32) is moved from the closed position (84) into the open position (80) regardless of whether the busbar (32) is blocked in the closed position (84).

Classes IPC  ?

• H01H 71/50 - Mécanismes à réarmement manuel
• H01H 73/04 - Contacts

Abrégé

The invention relates to a method (48) for operating a dimmer (18) which has an input (24) and an output (16). An input signal (52) applied to the input (24) is detected, and an output signal (60) is determined from the input signal (52) by means of a non-linear characteristic curve (42). The output signal (60) is applied to the output (16). The invention furthermore relates to a dimmer (18) and a lighting unit (2) having an LED unit (4) and having a dimmer (18).

Classes IPC  ?

• H05B 45/12 - Commande de l'intensité de la lumière à l'aide d'un retour optique
• H05B 45/10 - Commande de l'intensité de la lumière

Abrégé

The invention relates to a circuit breaker (14) with a main current path (16) which has a controllable first switching element (18) with a first control input (22) which is connected to a controllable second switching element (56) of a drive circuit (24). The drive circuit (24) has a current sensor (26) which is coupled to the main current path (16) and has two outputs (36), wherein an electrical voltage (38) which is applied between the outputs (36) is dependent on an electric current which is conducted by means of the main current path (16). Each of the outputs (36) is connected to in each case one input (42) of a microcontroller-free characteristic curve circuit (40) with two further outputs (44), and the second switching element (56) is operated depending on a further electrical voltage (58) which is applied between the further outputs (44), wherein there is a functional relationship between the further electrical voltage (58) and the electrical voltage (38).

Classes IPC  ?

• H02H 3/093 - Circuits de protection de sécurité pour déconnexion automatique due directement à un changement indésirable des conditions électriques normales de travail avec ou sans reconnexion sensibles à une surcharge avec des moyens de temporisation

Abrégé

The invention relates to a method (26) for detecting a current, caused by a fault, in a main current path (4) which has a first coil (10) which is inductively coupled with a second coil (12). An electric voltage is applied at the second coil (12), and an electric current resulting from the second coil (12) is detected. The electric current is compared with a limit value, and a conclusion regarding the existence of a fault is drawn subject to the comparison. The invention further relates to a device (8) for detecting a current caused by a fault, and to a circuit breaker (2).

Classes IPC  ?

• H02H 3/087 - Circuits de protection de sécurité pour déconnexion automatique due directement à un changement indésirable des conditions électriques normales de travail avec ou sans reconnexion sensibles à une surcharge pour des systèmes à courant continu
• H01H 83/20 - Interrupteurs de protection, p.ex. disjoncteur ou relais de protection actionné par des conditions électriques anormales autres que seulement les courants excessifs actionnés par un courant excessif ainsi que par une autre condition électrique anormale
• G01R 15/18 - Adaptations fournissant une isolation en tension ou en courant, p.ex. adaptations pour les réseaux à haute tension ou à courant fort utilisant des dispositifs inductifs, p.ex. des transformateurs

Abrégé

The invention relates to a switching device (2) for connecting an electrical load (4) to a power supply system (8). The switching device has a rotary cylinder (22) which can be rotationally adjusted about a rotation axis (D) and has a lateral surface (24), an actuator (18) for rotationally adjusting the rotary cylinder (22), a first contact bridge (26) which is held in the rotary cylinder (22) in a rotationally fixed manner and at each of the ends of which a contact (28) is arranged, wherein the contacts (28) are seated in a respective cutout (30) in the lateral surface (24) of the rotary cylinder (22) and protrude beyond the lateral surface (24), and a receptacle (38) for the rotary cylinder (22), in which receptacle a number of mating contacts (42, 42', 44, 44', 46, 46', 48, 48') are arranged in such a way that, by rotationally adjusting the rotary cylinder (22), two of the mating contacts (42, 42', 44, 44', 46, 46', 48, 48') are electrically connected by means of the first contact bridge (26) or the mating contacts (42, 42', 44, 44', 46, 46', 48, 48') are electrically isolated.

Classes IPC  ?

• H01H 1/20 - Contacts pontants
• H01H 1/54 - Moyens pour accroître la pression de contact, empêcher la vibration des contacts, maintenir ensemble les contacts après l'entrée en contact, ou pour ramener les contacts à la position d'ouverture par force magnétique

Abrégé

The invention relates to a method (38) for operating a power distributor (2) having a first controller (4) and having a number of connection modules (16) connected thereto, each having a base resistor (34), which form a resistor chain (32) connected in series, which resistor chain is supplied by means of a direct current source (8) of the first controller (4) and is guided against a reference potential (10). Each connection module (16) has a supply connector (26) and a bus connector (22) of a common bus system (24), which is signal-connected to the first controller (4). The connection modules (16) are equipped or can be equipped with a circuit breaker (18), each having a second controller (20) for detecting the electrical voltage dropping on the associated base resistor (34), and which have a switch element (30) actuated by means of the respective second controller (20), which switch element is connected between the side of the associated base resistor (34) facing away from the first controller (4) and the reference potential (10), and which is signal-connected to the associated bus connector (22) and energized by means of the supply connector (26). It is ensured that the switch element (30) of each circuit breaker (18) is closed if no address is assigned to the circuit breaker (18), and a query (46) is supplied into the bus system (24) by means of the first controller (4). By means of the second controller (20), a response (50) is supplied into the bus system (24) if an electrical voltage drops over the associated base resistor (34). The invention further relates to a power distributor (2) and to a circuit breaker (18).

Classes IPC  ?

• H02B 1/056 - Montage sur des tableaux enfichables
• H02J 13/00 - Circuits pour pourvoir à l'indication à distance des conditions d'un réseau, p.ex. un enregistrement instantané des conditions d'ouverture ou de fermeture de chaque sectionneur du réseau; Circuits pour pourvoir à la commande à distance des moyens de commutation dans un réseau de distribution d'énergie, p.ex. mise en ou hors circuit de consommateurs de courant par l'utilisation de signaux d'impulsion codés transmis par le réseau

Abrégé

The invention relates to a disconnecting device (14) for interrupting a direct current of a current path (2), in particular for a circuit breaker (8), comprising a hybrid switch (16) which has a current-carrying mechanical contact system (18, 18') and a semiconductor switching system (20) connected in parallel thereto, wherein: the contact system (18, 18') has at least one stationary fixed contact (22a, 22b) and at least one moving contact (24a, 24b); the moving contact (24a, 24b) is mounted on a current-carrying contact bridge (26, 26') which is coupled to a drive system (28, 28') and which moves the moving contact (24a, 24b) in a switching movement from an open position into a closed position resting against the fixed contact (22a, 22b) with a contact force (Fk); and at least one first magnet element (38, 38') is mounted on the contact bridge (26, 26'), said first magnet element being spaced apart from a stationary second magnet element (40, 40') by an air gap (42) such that, when a current flows through the contact bridge (26, 26'), a magnetic field (B) is produced in the first magnet element (38, 38') and the first and second magnet elements (38, 38', 40, 40') are magnetically attracted, said attraction producing a magnetic force (Fm) directed in the same direction as the contact force (Fk).

Classes IPC  ?

• H01H 50/42 - Circuits magnétiques auxiliaires, p.ex. pour le maintien de l'armature en position de repos ou de retour de l'armature à la position de repos, pour l'amortissement ou l'accélération du mouvement

Abrégé

The invention relates to a battery management system (1), in particular for a rail vehicle, which comprises an system battery (12), a bus bar arrangement (14), a battery protection switch (10) for the controllable connection of the system battery to the bus bar arrangement (14), and at least one switching device (171-174) for the controllable connection of at least one load group (VG1-VGn) to the bus bar arrangement (14). Also provided are a control device (11) for controlling switching operations for switching the battery protection switch (10) and the at least one switching device (171-174) and a ballast (13) for generating a switching current for switching the battery protection switch (10) and the at least one switching device (171-174), wherein the control device (11) is designed to provide the ballast (13) with a set point for the switching current for switching the battery protection switch (10) or the at least one switching device (171-174).

Classes IPC  ?

• B60L 3/04 - Coupure de l'alimentation en énergie en cas de fausse manœuvre
• B60L 3/00 - Dispositifs électriques de sécurité sur véhicules propulsés électriquement; Contrôle des paramètres de fonctionnement, p.ex. de la vitesse, de la décélération ou de la consommation d’énergie
• B60L 58/14 - Procédés ou agencements de circuits pour surveiller ou commander des batteries ou des piles à combustible, spécialement adaptés pour des véhicules électriques pour la surveillance et la commande des batteries en fonction de l'état de charge [SoC] empêchant les décharges excessives
• H02J 7/00 - Circuits pour la charge ou la dépolarisation des batteries ou pour alimenter des charges par des batteries
• H01H 47/22 - Circuits autres que ceux appropriés à une application particulière du relais et prévue pour obtenir une caractéristique de fonctionnement donnée ou pour assurer un courant d'excitation donné pour l'alimentation de la bobine du relais en courant d'excitation
• H01H 47/32 - Courant d'excitation fourni par un dispositif semi-conducteur
• B60R 16/03 - Circuits électriques ou circuits de fluides spécialement adaptés aux véhicules et non prévus ailleurs; Agencement des éléments des circuits électriques ou des circuits de fluides spécialement adapté aux véhicules et non prévu ailleurs électriques pour l'alimentation des sous-systèmes du véhicule en énergie électrique
• H01M 10/42 - Procédés ou dispositions pour assurer le fonctionnement ou l'entretien des éléments secondaires ou des demi-éléments secondaires

Abrégé

The invention relates to a circuit breaker (2) comprising a switching unit (4) for interrupting an electrical circuit, having a stationary fixed contact (22) and a moving contact (24), which can be moved relative to the fixed contact (22) and can be switched from a closed position to an open position, and also having a quenching device (28) for quenching an arc which is produced when the contacts (22, 24) are opened, comprising a prechamber (34) for guiding the arc from the contacts (22, 24) to a quenching chamber (30), wherein the prechamber (34) has two insulating side walls (52) and a pair of arc guide rails (36, 38) which are situated therebetween, wherein a ferromagnetic shaped part (54) is arranged on each of the side walls (52), and wherein a permanent magnet (58) is arranged in the region of the fixed contact (22), the magnetic field of said permanent magnet guiding the arc along one of the arc guide rails (36).

Classes IPC  ?

• H01H 9/44 - Moyens pour éteindre ou empêcher des arcs entre pièces traversées par le courant utilisant des aimants de soufflage
• H01H 9/46 - Moyens pour éteindre ou empêcher des arcs entre pièces traversées par le courant utilisant des parafoudres à cornes

Abrégé

The invention relates to a separating device (12) for interrupting a direct current of a current path (8), in particular for an on-board electrical system (4) of a motor vehicle (2), having a hybrid switch (14) with a current-conducting mechanical contact system (18) and a first semiconductor switch (20) connected to the hybrid switch in parallel and having a switchable resistance cascade (22) with at least one ohmic resistor (24) which is connected to the contact system (18) of the hybrid switch (14) in parallel.

Classes IPC  ?

• H01H 9/54 - Circuits non adaptés à une application particulière du dispositif de commutation non prévus ailleurs
• H01H 33/59 - Circuits non adaptés à une application particulière de l'interrupteur et non prévus ailleurs, p.ex. pour assurer le fonctionnement de l'interrupteur en un point déterminé de la période du courant alternatif

Abrégé

The invention relates to a circuit breaker housing (1) for holding a switch unit (2) and a number of connection contacts (4, 5) for a connection line and/or a busbar (21), having a first housing part (1a) and having a second housing part (1b), wherein, in the joined or assembled state, the housing parts (1a, 1b) form a front side (7) and a rear side (9) located opposite said front side and at least one connection side (8) and end faces (10) located opposite one another, and wherein a holding chamber (11) for a connection module (3) having one of the connection contacts (4, 5) is provided on the front side (7) and/or on at least one of the connection sides (8).

Classes IPC  ?

• H01H 71/08 - Bornes; Connexions
• H01H 9/02 - Supports, enveloppes ou capots
• H01R 9/26 - Blocs de connexion à accrochage pour le montage côte à côte sur rail ou sur barrette

Abrégé

actualloadload), said actual value being supplied to the controller (10), and the controller (10) is designed to limit the current of the first semiconductor switch (Q3) and disconnect same. The invention additionally relates to a method for operating same.

Classes IPC  ?

• H02H 3/06 - Circuits de protection de sécurité pour déconnexion automatique due directement à un changement indésirable des conditions électriques normales de travail avec ou sans reconnexion - Détails avec reconnexion automatique
• G05F 1/56 - Régulation de la tension ou de l'intensité là où la variable effectivement régulée par le dispositif de réglage final est du type continu utilisant des dispositifs à semi-conducteurs en série avec la charge comme dispositifs de réglage final
• H02H 3/08 - Circuits de protection de sécurité pour déconnexion automatique due directement à un changement indésirable des conditions électriques normales de travail avec ou sans reconnexion sensibles à une surcharge
• H02H 9/02 - Circuits de protection de sécurité pour limiter l'excès de courant ou de tension sans déconnexion sensibles à un excès de courant
• H02H 3/02 - Circuits de protection de sécurité pour déconnexion automatique due directement à un changement indésirable des conditions électriques normales de travail avec ou sans reconnexion - Détails
• H02H 3/027 - Circuits de protection de sécurité pour déconnexion automatique due directement à un changement indésirable des conditions électriques normales de travail avec ou sans reconnexion - Détails avec déconnexion automatique après une durée prédéterminée

Abrégé

The invention relates to a method (58) for detecting accidental arcs (60) during the charging of electrical battery systems (4), in particular lead storage batteries, which are electrically interconnected in series to form a string (10), which is fed by means of a direct-voltage converter (18). A first value (64) corresponding to a voltage (30) present at the string (10) and a second value corresponding to an electric current (32) flowing through the string (10) are created. As a first condition, it is checked whether the first value (64) changes by more than a first limit value (78) within a first time frame (76). As a second condition, it is checked whether the second value (70) changes by more than a second limit value (84) within a second time frame (82). An arc (60) is detected if the first condition and the second condition exist within a third time frame (88). The invention further relates to a method (2) for producing electrical battery systems (4), in particular lead storage batteries, and a switch-off device (12).

Classes IPC  ?

• H02H 1/00 - CIRCUITS DE PROTECTION DE SÉCURITÉ - Détails de circuits de protection de sécurité
• H02H 3/38 - Circuits de protection de sécurité pour déconnexion automatique due directement à un changement indésirable des conditions électriques normales de travail avec ou sans reconnexion sensibles à l'angle de déphasage entre tension et courant
• H02H 3/44 - Circuits de protection de sécurité pour déconnexion automatique due directement à un changement indésirable des conditions électriques normales de travail avec ou sans reconnexion sensibles aux taux de variation de quantités électriques
• H02H 7/18 - Circuits de protection de sécurité spécialement adaptés pour des machines ou appareils électriques de types particuliers ou pour la protection sectionnelle de systèmes de câble ou ligne, et effectuant une commutation automatique dans le cas d'un chan pour accumulateurs
• B60L 11/00 - Propulsion électrique par source d’énergie intérieure au véhicule (B60L 8/00, B60L 13/00 ont priorité;agencements ou montage de moteurs primaires constitués de moteurs électriques et de moteurs à combustion interne pour une propulsion réciproque ou commune B60K 6/20)

Abrégé

The invention relates to an overvoltage protector (8) for protecting a device (4) to be protected, comprising a first terminal (12) and a second terminal (14). A number of strings (22) are connected in parallel to one another between the first terminal (12) and the second terminal (14), each string (22) having a resistor (26), and at least one of the strings (22) having a switch element (28) that is connected in series with the resistor (26) of the string (22). The invention also relates to a circuit (2) having an overvoltage protector (8), a use of an overvoltage protector (8), and a method (132) for operating an overvoltage protector (8).

Classes IPC  ?

• H02H 9/00 - Circuits de protection de sécurité pour limiter l'excès de courant ou de tension sans déconnexion
• H02H 9/04 - Circuits de protection de sécurité pour limiter l'excès de courant ou de tension sans déconnexion sensibles à un excès de tension
• H02H 3/06 - Circuits de protection de sécurité pour déconnexion automatique due directement à un changement indésirable des conditions électriques normales de travail avec ou sans reconnexion - Détails avec reconnexion automatique

Abrégé

The invention relates to a method for converting an input voltage (UE) into an output voltage (UA), which is increased in comparison with the latter, by means of a number of voltage stages (12, 12a, 12b) that each have a series circuit (16), connected to a reference-earth potential (UG), comprising a rectifier diode (18, D7, D9) and a charging capacitor (20, C2, C4) and also a switchable first semiconductor switch (22, Q16, Q18), wherein in each voltage stage (12, 12a, 12b) a switchable second semiconductor switch (24, Q1, Q17) is connected in parallel with the rectifier diode (18, D7, D9) and the charging capacitor (20, C2, C4), and wherein the rectifier diodes (18, D7, D9) of adjacent voltage stages (12, 12a, 12b) are connected in series, in which first of all the first semiconductor switches (22, Q16, Q18) are closed and the second semiconductor switches (24, Q1, Q17) are opened, so that the charging capacitors (20, C2, C4) of the voltage stages (12, 12a, 12b) are charged by means of the input voltage (UE), and in which subsequently the first semiconductor switches (22, Q16, Q18) are opened and the second semiconductor switches (24, Q1, Q17) are closed, so that the individual voltages (UZ) produced on the charging capacitors (20, C2, C4) add up along the series-connected rectifier diodes (18, D7, D9) to produce the output voltage (UA).

Classes IPC  ?

• H02M 3/07 - Transformation d'une puissance d'entrée en courant continu en une puissance de sortie en courant continu sans transformation intermédiaire en courant alternatif par convertisseurs statiques utilisant des résistances ou des capacités, p.ex. diviseur de tension utilisant des capacités chargées et déchargées alternativement par des dispositifs à semi-conducteurs avec électrode de commande
• H02M 1/08 - Circuits spécialement adaptés à la production d'une tension de commande pour les dispositifs à semi-conducteurs incorporés dans des convertisseurs statiques
• H02M 1/32 - Moyens pour protéger les convertisseurs autrement que par mise hors circuit automatique
• H02H 3/00 - Circuits de protection de sécurité pour déconnexion automatique due directement à un changement indésirable des conditions électriques normales de travail avec ou sans reconnexion
• H02M 1/36 - Moyens pour mettre en marche ou arrêter les convertisseurs
• H02M 1/00 - APPAREILS POUR LA TRANSFORMATION DE COURANT ALTERNATIF EN COURANT ALTERNATIF, DE COURANT ALTERNATIF EN COURANT CONTINU OU VICE VERSA OU DE COURANT CONTINU EN COURANT CONTINU ET EMPLOYÉS AVEC LES RÉSEAUX DE DISTRIBUTION D'ÉNERGIE OU DES SYSTÈMES D'ALI; TRANSFORMATION D'UNE PUISSANCE D'ENTRÉE EN COURANT CONTINU OU COURANT ALTERNATIF EN UNE PUISSANCE DE SORTIE DE CHOC; LEUR COMMANDE OU RÉGULATION - Détails d'appareils pour transformation

Abrégé

The invention relates to a disconnecting device (24) for interrupting current, in particular of a circuit breaker (16), comprising a switch (32) and a voltage limiter (36) connected in parallel with the switch (32). The voltage limiter (36) has a number of strands (38) connected in parallel with each other, wherein each strand (38) has a resistor (44). At least one of the strands (38) comprises a switching element (46), which is connected in series with the resistor (44) of the strand (38). The invention further relates to a circuit breaker (16) and to a method (158) for operating a disconnecting device (24).

Classes IPC  ?

• H02H 3/02 - Circuits de protection de sécurité pour déconnexion automatique due directement à un changement indésirable des conditions électriques normales de travail avec ou sans reconnexion - Détails
• H01H 9/30 - Moyens pour éteindre ou empêcher des arcs entre pièces traversées par le courant
• H02H 7/22 - Circuits de protection de sécurité spécialement adaptés pour des machines ou appareils électriques de types particuliers ou pour la protection sectionnelle de systèmes de câble ou ligne, et effectuant une commutation automatique dans le cas d'un chan pour dispositifs de commutation
• H01H 9/54 - Circuits non adaptés à une application particulière du dispositif de commutation non prévus ailleurs

Abrégé

The invention relates to a method for controlling an electronic semiconductor switch (14, 16) connected in a load current circuit (2), said semiconductor switch being connected between an input terminal (10) routed to a source (6) and an output terminal (12) of the load current circuit (2) routed to a load (4), with a control circuit (18), which is connected to a supply voltage (UV) and has a bridge circuit (28) connected on the primary side to a transformer (20) and to the supply voltage (UV), and with a load circuit (22) connected to the transformer (20) on the secondary side, said load circuit having a driver circuit (38) for the semiconductor switch (14, 16), wherein a threshold value signal (S, Sa, Sb) is routed to the bridge circuit (28) on the control side, the bridge circuit (28) generates a primary signal (A), which is transmitted to the load circuit (22) that is galvanically separated from the control circuit (18) as a secondary signal (B), and wherein the secondary signal (B) is fed to the driver circuit (38), which generates a control signal (G) for the semiconductor switch (14, 16).

Classes IPC  ?

• H03K 17/691 - Commutation ou ouverture de porte électronique, c. à d. par d'autres moyens que la fermeture et l'ouverture de contacts caractérisée par l'utilisation de composants spécifiés par l'utilisation, comme éléments actifs, de dispositifs à semi-conducteurs les dispositifs étant des transistors à effet de champ avec une isolation galvanique entre le circuit de commande et le circuit de sortie utilisant un couplage par transformateur
• H03K 17/0814 - Modifications pour protéger le circuit de commutation contre la surintensité ou la surtension sans réaction du circuit de sortie vers le circuit de commande par des dispositions prises dans le circuit de sortie
• H03K 17/687 - Commutation ou ouverture de porte électronique, c. à d. par d'autres moyens que la fermeture et l'ouverture de contacts caractérisée par l'utilisation de composants spécifiés par l'utilisation, comme éléments actifs, de dispositifs à semi-conducteurs les dispositifs étant des transistors à effet de champ
• H03K 17/18 - Modifications pour indiquer l'état d'un commutateur
• H03K 17/06 - Modifications pour assurer un état complètement conducteur

Abrégé

The present invention relates to a circuit arrangement for actuating an electromagnetic drive system for electromechanical devices, in particular comprising a mechanically locked end position, at least one control voltage source (UB), at least one closed-loop and open-loop control circuit (1), at least one drive system (2), at least one transformer (T1), at least one rectifier bridge (VD5, VD6, VD7, VD8), at least one smoothing capacitor (C5), at least one main switching transistor (VT2) by means of which the drive system (2) can be controlled in a characteristic pulse tracking system and wherein the main switching transistor (VT2) is connected in series with a primary branch of the transformer (T1), wherein the transformer (T1) is connected to the supply voltage (UB) and the secondary side of the transformer (T1) supplies the rectifier bridge (VD5, VD6, VD7, VD8) whose DC output voltage is smoothed by the smoothing capacitor (C5) and is added to the voltage of the control voltage source (UB) such that an input with DC voltage with a temporal supply gradient occurs. The present invention also relates to a method for operating a circuit arrangement.

Classes IPC  ?

• H01H 47/32 - Courant d'excitation fourni par un dispositif semi-conducteur

Abrégé

The invention relates to a power distributor (2) having a first controller (116) and having a number of connection modules (6) which are connected thereto and are intended to be mounted on a supporting rail (20), wherein each connection module (6) has a number of lateral coupling contacts (94, 96, 98, 100) for the electrical and/or signalling contact connection to at least one further connection module (6) which is attached or can be attached to the particular connection module (6), wherein a base resistor (112) is connected in each case between two coupling contacts (100a, 100b) inside the module in such a manner that the base resistors (112) of the attached connection modules (6) form a resistor chain (120) which is connected in series, wherein the connection modules (6) are each equipped or can be equipped with an actuatable circuit breaker (24), wherein the circuit breakers (24) each have a second controller (118) inside the circuit breaker for recording a voltage (Ui) dropped across the respectively associated base resistor (112), wherein the second controllers (118) transmit a controller signal (C) to the first controller (116) on the basis of the recorded voltage (Ui), and wherein the first controller (116) has a DC source (126) for supplying the resistor chain (120).

Classes IPC  ?

• G05B 19/042 - Commande à programme autre que la commande numérique, c.à d. dans des automatismes à séquence ou dans des automates à logique utilisant des processeurs numériques
• H02J 13/00 - Circuits pour pourvoir à l'indication à distance des conditions d'un réseau, p.ex. un enregistrement instantané des conditions d'ouverture ou de fermeture de chaque sectionneur du réseau; Circuits pour pourvoir à la commande à distance des moyens de commutation dans un réseau de distribution d'énergie, p.ex. mise en ou hors circuit de consommateurs de courant par l'utilisation de signaux d'impulsion codés transmis par le réseau
• H05K 7/14 - Montage de la structure de support dans l'enveloppe, sur cadre ou sur bâti
• H02B 1/056 - Montage sur des tableaux enfichables

Abrégé

The invention relates to an electronic circuit breaker (1) comprising a control unit (5) and comprising a controllable semiconductor switch (3) which is connected in a current path (4) between a voltage input (6) and a load output (7), wherein the semiconductor switch (3) is integrated into a voltage-controlled current source circuit (2), the output current (IL) of said current source circuit when the load (L) is connected being adjusted by means of the control unit (5) in such a way that the power of the semiconductor switch (2) is lower than or equal to a maximum power value (Pmax), and wherein the control unit (5) outputs a setpoint value (Iset) to the voltage-controlled current source circuit (2) and receives a difference value (S) from said voltage-controlled current source circuit, which difference value is formed from a deviation of an actual value (Iact), which represents the output current (IL), from the setpoint value (Iset) and is supplied to the semiconductor switch (3) as a control signal for driving said semiconductor switch.

Classes IPC  ?

• H02H 9/00 - Circuits de protection de sécurité pour limiter l'excès de courant ou de tension sans déconnexion
• H02H 9/02 - Circuits de protection de sécurité pour limiter l'excès de courant ou de tension sans déconnexion sensibles à un excès de courant
• H02H 3/08 - Circuits de protection de sécurité pour déconnexion automatique due directement à un changement indésirable des conditions électriques normales de travail avec ou sans reconnexion sensibles à une surcharge
• H02H 3/42 - Circuits de protection de sécurité pour déconnexion automatique due directement à un changement indésirable des conditions électriques normales de travail avec ou sans reconnexion sensibles au produit de la tension et du courant
• H02H 1/04 - Dispositions pour prévenir la réponse à des conditions transitoires anormales, p.ex. à la foudre
• H03K 17/00 - Commutation ou ouverture de porte électronique, c. à d. par d'autres moyens que la fermeture et l'ouverture de contacts

Abrégé

The invention relates to a switching device (4) comprising a housing (8), with a cover (10) that can pivot about a rotational axis (26), and a securing device (52) for carrier rail mounting, wherein the cover (10) has at least one coupling contact (36a, 36b, 36c, 36d) for an electrical and/or signal-type contact connection with at least one engageable switching device (2), wherein a closing or releasing of the contact connection occurs with a pivoting of the cover (10), wherein a locking or unlocking of the securing device (52) occurs with a pivoting of the cover (10), and wherein the securing device (52) comprises a spring-elastic clipping element (72) shaped on the housing (8), for force-locking securing to a carrier rail end face, and comprises a sliding element (68), which is mounted such that it can slide in a linear manner within the housing (8) and is coupled to the cover (10), for interlocking securing to the carrier rail end face opposite the clipping element (72).

Classes IPC  ?

• H01H 71/08 - Bornes; Connexions

Abrégé

The invention relates to a switching system (4), in particular of an on-board electrical system of a motor vehicle, comprising a first disc (22) which has a first stationary contact (38), a second stationary contact (40), a third stationary contact (42), and a fourth stationary contact (44). The second and the third stationary contact (40, 42) are electrically contacted by means of a first contact bar (46) of the first disc (22). The switching system (4) comprises a second disc (26) which has a first movable contact (58), a second movable contact (60), a third movable contact (62), and a fourth movable contact (64). The first and the second movable contact (58, 60) are electrically contacted by means of a second contact bar (66) of the second disc (26), and the third and the fourth movable contact (62, 64) are electrically contacted by means of a third contact bar (68) of the second disc (26). The second disc (26) is rotationally mounted about a rotational axis (21) relative to the first disc (22), wherein all the contacts (38, 40, 42, 44, 58, 60, 62, 64) are electrically connected in series in an angular position. The invention further relates to a circuit breaker (2) comprising a switching system (4).

Classes IPC  ?

• H01H 1/20 - Contacts pontants
• H01H 71/16 - Mécanismes électrothermiques avec bilame
• H01H 73/30 - Disjoncteurs de protection à maximum de courant dans lesquels un courant excessif ouvre les contacts en libérant automatiquement une énergie mécanique emmagasinée par l'actionnement précédent d'un mécanisme à réarmement manuel comportant un déclencheur électrothermique mais aucun autre déclencheur automatique réarmé par bouton-poussoir, bouton-tirette ou coulisse
• H01H 71/08 - Bornes; Connexions
• H01H 9/40 - Contacts principaux multiples destinés à diviser le courant dans l'arc, ou la chute de tension le long de l'arc

Abrégé

The invention relates to a switching system (2), in particular of an on-board electrical system of a motor vehicle, comprising a hollow cylinder (16) which has a first aperture (18), within which a first contact rail (22) is arranged, and a second aperture (20), which is spaced apart from said first aperture and within which a second contact rail (24) is arranged. The switching system (2) comprises a contact slide (42) which is mounted within the hollow cylinder (16) such that it can be displaced between a first position and a second position in a transversal direction (28) and which has a first section (44), which is electrically conductive, and a second section (46), which is not electrically conductive. The first contact rail (20) and the second contact rail (24) are electrically contact-connected by means of the first section (44) in the first position, and the first section (44) is surrounded by the hollow cylinder (16) in the second position.

Classes IPC  ?

• H01H 1/36 - Contacts caractérisés par la manière dont les contacts coopérants s'engagent par glissement
• H01H 9/32 - Corps isolant insérable entre les contacts
• H01H 15/06 - Organes mobiles; Contacts montés sur ces organes

Abrégé

The invention relates to a circuit breaker (14) for interrupting a direct current, in particular in a power supply system (12, 16) in a vehicle (2), comprising a main current path (22) that includes a switch (52), and comprising a reed relay (34) for detecting an electric current flow (I) across the main current path (22). The switch (52) is coupled to the reed relay (34). The invention further relates to the use of a circuit breaker (14).

Classes IPC  ?

• H01H 71/24 - Mécanismes électromagnétiques
• H01H 71/28 - Mécanismes électromagnétiques avec enroulements agissant conjointement

Abrégé

The invention relates to a power distributor (2) comprising a plurality of power distribution modules (4, 6, 8) arranged in a row for directly mounting on a carrier rail (20), comprising a supply module (4) arranged on one end face and a signal module (8) arranged on the opposite end face, and comprising at least one connection module (6) arranged therebetween, wherein the supply module (4) has a supply connection (34) for a main power line for tapping off a supply power, wherein the connection module (6) is fitted or can be fitted with a protective switch (24) that can be actuated and a plurality of load connections (126a, 126b) for connecting to an interruptible load circuit by means of the protective switch (24), wherein the signal module (8) has a first signal connection (76) for a switch signal (S) actuating the protective switch (24), and wherein the power distribution modules (4, 6, 8) are or can be coupled to each other in an electrically conductive manner.

Classes IPC  ?

• H01H 71/08 - Bornes; Connexions
• H02B 1/20 - Schémas de barres omnibus ou d'autres fileries, p.ex. dans des armoires, dans les stations de commutation

Abrégé

The invention relates to an interrupter device (10) for interrupting a direct current between a direct-current source (2) and an electric device (6), in particular between a photovoltaic generator and an inverter. The interrupter device (10) comprises a mechanical switch (16) which has a first fixed contact (18), a second fixed contact (20), and a contact bridge (22) that can be moved between a first position (32) and a second position (34). In the first position (32), the first fixed contact (18) and the second fixed contact (20) are electrically contacted by means of the contact bridge (22), and in the second position (34), the contact bridge (22) is arranged at a distance from the first fixed contact (18) and the second fixed contact (20). The contact bridge (22) and the first fixed contact (18) are electrically contacted by a semiconductor switch (40) which blocks a current when the contact bridge (22) is in the first position (32). A control input (44) of the semiconductor switch (40) is connected to the mechanical switch (16) such that an arcing voltage (64) generated as a result of an arc (60) across the switch (16) connects the semiconductor switch (40) so as to conduct a current when the contact bridge (22) is moved into the second position (34).

Classes IPC  ?

• H01H 9/54 - Circuits non adaptés à une application particulière du dispositif de commutation non prévus ailleurs
• H01H 33/59 - Circuits non adaptés à une application particulière de l'interrupteur et non prévus ailleurs, p.ex. pour assurer le fonctionnement de l'interrupteur en un point déterminé de la période du courant alternatif
• H01H 9/02 - Supports, enveloppes ou capots
• H01H 9/50 - Moyens pour détecter la présence d'un arc ou d'une décharge
• H01L 31/02 - Dispositifs à semi-conducteurs sensibles aux rayons infrarouges, à la lumière, au rayonnement électromagnétique d'ondes plus courtes, ou au rayonnement corpusculaire, et spécialement adaptés, soit comme convertisseurs de l'énergie dudit rayonnement e; Procédés ou appareils spécialement adaptés à la fabrication ou au traitement de ces dispositifs ou de leurs parties constitutives; Leurs détails - Détails
• H01H 1/20 - Contacts pontants

Abrégé

The invention relates to an electronic circuit breaker (1) having at least one first semiconductor switch (2a) which is connected into a current path (3a) between a voltage input (4) for a supply voltage (UDS) and a load output (5) for a load (7) which is connected or is to be connected, wherein a second semiconductor switch (2b) for switching on a current limiting path (3b) is connected in parallel with the first semiconductor switch (2a), wherein the semiconductor switches (2a, 2b) are controlled by means of a comparator (9) which is supplied with a monitoring signal (SDS) derived from the drain-source voltage of the semiconductor switches (2a, 2b), wherein the comparator (9) is supplied, via a threshold value input (E2), with a reference signal (RDS) as the switch-off threshold value (UDS) for the first and/or second semiconductor switch (2a, 2b), and wherein a functional module (21) which increases the switch-off threshold value (UDS) for a limited time is assigned to the comparator (9) on the input side.

Classes IPC  ?

• H03K 17/082 - Modifications pour protéger le circuit de commutation contre la surintensité ou la surtension par réaction du circuit de sortie vers le circuit de commande
• H03K 17/12 - Modifications pour augmenter le courant commuté maximal admissible

Abrégé

The invention relates to a power distribution system (1) for connection to an AC voltage network (4), having a UPS power supply unit (2) for uninterruptible power supply with a network-side input (EAC) and with at least one output (AAC) to which a number of loads (10) are connected or can be connected in parallel load circuits (Lm), wherein a protective device (GSm) having an electromechanical tripping device (12), in particular a thermal/magnetic tripping device, and having an evaluation and tripping unit (17) is connected in the or each load circuit (Lm), which tripping unit trips the tripping device (12) on the basis of an electronic overload and/or short-circuit characteristic curve (KE, KUE, KK) and on the basis of the output voltage (UAC, Uist) from the UPS power supply unit (2).

Classes IPC  ?

• H02H 7/26 - Protection sectionnelle de systèmes de câbles ou de lignes, p.ex. pour déconnecter une section dans laquelle un court-circuit, un défaut à la terre, ou une décharge d'arc se sont produits
• H02H 3/093 - Circuits de protection de sécurité pour déconnexion automatique due directement à un changement indésirable des conditions électriques normales de travail avec ou sans reconnexion sensibles à une surcharge avec des moyens de temporisation
• H02H 3/00 - Circuits de protection de sécurité pour déconnexion automatique due directement à un changement indésirable des conditions électriques normales de travail avec ou sans reconnexion

Abrégé

The invention relates to a circuit breaker (1) comprising, in a current path (4), a switching device (6, 7, 8) having a thermal and/or magnetic tripping device (6, 7) for interruption of a current circuit comprising the current path (4) comprehensive in the event of overcurrent or short-circuit, wherein a functional component (6a, 7a) of the switching device (6, 7, 8) connected into the current path (4) is bridged by means of a bypass (4) which carries the load current (lL) detected by means of a current sensor (13) when said current is below a current threshold (ΙNENN), and is shut off when the current threshold (ΙNENN) is exceeded.

Classes IPC  ?

• H01H 71/40 - Mécanismes électrothermiques et électromagnétiques combinés
• H01H 9/02 - Supports, enveloppes ou capots
• H01H 71/12 - Mécanismes de déclenchement automatique avec ou sans déclenchement manuel
• H01H 9/54 - Circuits non adaptés à une application particulière du dispositif de commutation non prévus ailleurs

Abrégé

The invention relates to a switching device (2) having a housing (3) and a contact carrier (13) which is pivotable about a rotational axis (A), said rotational axis being in particular fixed to the device or the housing, said contact carrier comprising at least one coupling contact (15a, 15b) for producing or opening a power- and/or signal-carrying contact connection with at least one attached switching device (2).

Classes IPC  ?

• H01H 71/08 - Bornes; Connexions
• H02B 1/20 - Schémas de barres omnibus ou d'autres fileries, p.ex. dans des armoires, dans les stations de commutation

Abrégé

The invention relates to a disconnecting device (1) for interrupting a direct current between a direct current source (2) and an electric apparatus (3), comprising a current-conducting mechanical switch (5), a power electronics unit (6) connected thereto, and an energy store (C9) which is charged by an arcing voltage generated on the switch (5) by an arc (LB) as the switch is being disconnected (5); a pulse generator (7) that is connected to the energy store (6) triggers at least one semiconductor switch (T1, T2) of the power electronics unit (6) in such a way that the power electronics unit (6) short-circuits the switch (5) and the arc (LB) is extinguished.

Classes IPC  ?

• H01H 9/54 - Circuits non adaptés à une application particulière du dispositif de commutation non prévus ailleurs
• H01H 33/59 - Circuits non adaptés à une application particulière de l'interrupteur et non prévus ailleurs, p.ex. pour assurer le fonctionnement de l'interrupteur en un point déterminé de la période du courant alternatif

Abrégé

The invention relates to an electronic switch (1) for switching a load (7), having a current path (3) which runs between an operating voltage connection (5) and a load connection (6a) and to which a power transistor (2) and a current sensor (4) sensing the load current (IL) are connected, and having a control or regulating device (8, 9) which controls the power transistor (2) on the basis of the load current (IL), wherein the control or regulating device (8, 9) is connected to the secondary circuit (15) of a converter circuit (12) having a transformer (13), the primary circuit (14) of which is connected to the operating voltage connection (5) via a controlled switch arrangement (19, 20).

Classes IPC  ?

• H03K 17/082 - Modifications pour protéger le circuit de commutation contre la surintensité ou la surtension par réaction du circuit de sortie vers le circuit de commande
• H03K 17/60 - Commutation ou ouverture de porte électronique, c. à d. par d'autres moyens que la fermeture et l'ouverture de contacts caractérisée par l'utilisation de composants spécifiés par l'utilisation, comme éléments actifs, de dispositifs à semi-conducteurs les dispositifs étant des transistors bipolaires
• H03K 17/61 - Commutation ou ouverture de porte électronique, c. à d. par d'autres moyens que la fermeture et l'ouverture de contacts caractérisée par l'utilisation de composants spécifiés par l'utilisation, comme éléments actifs, de dispositifs à semi-conducteurs les dispositifs étant des transistors bipolaires avec une isolation galvanique entre le circuit de commande et le circuit de sortie utilisant un couplage par transformateur
• H03K 17/691 - Commutation ou ouverture de porte électronique, c. à d. par d'autres moyens que la fermeture et l'ouverture de contacts caractérisée par l'utilisation de composants spécifiés par l'utilisation, comme éléments actifs, de dispositifs à semi-conducteurs les dispositifs étant des transistors à effet de champ avec une isolation galvanique entre le circuit de commande et le circuit de sortie utilisant un couplage par transformateur

Abrégé

The invention relates to an electronic circuit breaker (1) with a semiconductor switch (2), the drain connection (D) of said semiconductor switch and the source connection (S) of said semiconductor switch being connected between a voltage input (5) and a load output (6), and the gate connection (G) of said semiconductor switch being connected to a control device (9) which is supplied, at the input end, with a signal (S1) which represents the load current (L, Ids), wherein the control device (9) determines the drain-source voltage (Vds) and, from this and from the detected load current (IL, Ids), generates a control signal (SG) which is routed to the gate connection (G) of the semiconductor switch (2) and by means of which the power (PFET) of the semiconductor switch (2) is adjusted to less than or equal to a maximum power value (Pmax).

Classes IPC  ?

• H02H 1/04 - Dispositions pour prévenir la réponse à des conditions transitoires anormales, p.ex. à la foudre
• H02H 3/08 - Circuits de protection de sécurité pour déconnexion automatique due directement à un changement indésirable des conditions électriques normales de travail avec ou sans reconnexion sensibles à une surcharge
• H02H 3/38 - Circuits de protection de sécurité pour déconnexion automatique due directement à un changement indésirable des conditions électriques normales de travail avec ou sans reconnexion sensibles à l'angle de déphasage entre tension et courant
• H02H 3/42 - Circuits de protection de sécurité pour déconnexion automatique due directement à un changement indésirable des conditions électriques normales de travail avec ou sans reconnexion sensibles au produit de la tension et du courant
• H02H 9/00 - Circuits de protection de sécurité pour limiter l'excès de courant ou de tension sans déconnexion
• H02H 9/02 - Circuits de protection de sécurité pour limiter l'excès de courant ou de tension sans déconnexion sensibles à un excès de courant
• H03K 17/00 - Commutation ou ouverture de porte électronique, c. à d. par d'autres moyens que la fermeture et l'ouverture de contacts

Abrégé

The invention relates to a disconnecting device (1) for interrupting the direct current between a direct current source (UQC), in particular in the direct voltage range between 300 VDc and 1500 VDc and/or in the nominal current range between 4A and 250A, and a load (3), the device comprising at least one protection switch (5) with a protection switch arrangement (5, 6, 8) having a magnetic trigger (12), and with semiconductor electronics (10) which are connected in parallel to the at least one protection switch (5) and which block the current when the protection switch arrangement (5, 6, 8) is in a current-conducting state and which conducts current at least temporarily when the protection switch arrangement (5, 6, 8) is triggered, the current (I), in particular an electric arc current generated as a result of an electric arc, being switched, when the protection switch arrangement (5, 6, 8) is triggered, from the at least one protection switch (5) to the semiconductor electronics (10).

Classes IPC  ?

• H01H 36/00 - Interrupteurs actionnés par la variation du champ magnétique ou champ électrique, p.ex. par le changement de la position relative d'un aimant et d'un interrupteur, par écran
• H01H 9/54 - Circuits non adaptés à une application particulière du dispositif de commutation non prévus ailleurs

Abrégé

The invention relates to an electronic relay (1) comprising a voltage input (6) for a supply voltage (Uv) and a load output (7) for connecting a load (8), and a power section (3) which can be connected by a control unit (4), said power section being connected between the voltage input (6) and the load output (7). A microprocessor (5) of the control unit (4) produces a control signal (SA) for the power section (3) on the basis of an external trigger signals (S1) delivered to same. The external trigger signal (SA) is delivered to a logic circuit (9) subordinated to the control unit (4), the logic circuit switching the external trigger signal (SA) through to the power section (3) in the event of a failure or a malfunction of the microprocessor (5).

Classes IPC  ?

• H02H 3/05 - Circuits de protection de sécurité pour déconnexion automatique due directement à un changement indésirable des conditions électriques normales de travail avec ou sans reconnexion - Détails avec des moyens pour accroître la fiabilité, p.ex. dispositifs redondants
• H02H 3/08 - Circuits de protection de sécurité pour déconnexion automatique due directement à un changement indésirable des conditions électriques normales de travail avec ou sans reconnexion sensibles à une surcharge

Abrégé

A power relay (1) for a vehicle, in particular a utility vehicle, is disclosed. Said power relay (1) comprises a housing (2) formed by a connecting base (3) and a housing pot (4) that is placed thereon. According to the invention, two connecting bolts (10) for establishing contact with an on-load circuit are formed by standard screws.

Classes IPC  ?

• H01H 50/14 - Dispositions des bornes
• H01H 1/58 - Connexions électriques avec ou entre contacts; Bornes
• H01R 4/30 - Connexions par serrage; Connexions par ressort utilisant un organe de serrage constitué par une vis ou par un écrou
• H01R 13/41 - Fixation d'une manière non démontable, p.ex. par moulage, rivetage par engagement à frottement dans une rondelle isolante, un panneau ou une base

Abrégé

A power relay (1) for a vehicle is disclosed, in particular for a utility vehicle. The power relay (1) comprises a housing (2) formed by a connector base (3) and a housing can (4) set thereon, two connection bolts (10) being inserted into the connector base (3) for contacting a load circuit. The power relay (1) further comprises a coil subassembly (20) arranged in the housing and comprising a solenoid coil (30) and an armature (24). The armature (24) is coupled by a force-transmission member (23) to a contact bridge (22) and can shift in the housing, under the effect of a magnetic field generated by the solenoid coil (30), in such a way that the contact bridge (22) can be reversibly moved between a closing position, in which the contact bridge (22) bridges the connection bolts (10) in an electroconducting manner, and an opening position, in which the contact bridge (22) is not in contact with the connection bolts (10). The housing can (4) is designed as an injection-moulded component made of plastics.

Classes IPC  ?

• H01H 50/02 - Supports; Enveloppes; Capots
• H01H 50/04 - Montage complet de relais ou d'éléments de relais sur un support ou à l'intérieur d'une enveloppe
• H01H 50/36 - Eléments immobiles de circuit magnétique, p.ex. culasse
• H01H 47/22 - Circuits autres que ceux appropriés à une application particulière du relais et prévue pour obtenir une caractéristique de fonctionnement donnée ou pour assurer un courant d'excitation donné pour l'alimentation de la bobine du relais en courant d'excitation
• H01H 50/12 - Ventilation; Réfrigération; Chauffage
• H01H 50/30 - Dispositions mécaniques en vue d'empêcher ou d'amortir les vibrations ou les chocs, p.ex. par équilibrage de l'armature
• H01H 50/40 - Circuits magnétiques principaux ramifiés ou à branches multiples
• H01H 50/44 - Bobines ou enroulements d'excitation

Abrégé

The invention relates to a high current switch (2), in particular for a motor vehicle, comprising a first bus bar (4), a second bus bar (6) in addition to a first semi-conductor switch (16) which comprises a control connection (26) and a first transmission connection (20) as well as a second transmission connection (22). Said first transmission connection (20) is placed in direct contact with the first bus bar (4) and the second transmission connection (22) is placed in direct electric contact with the second bus bar (6).

Classes IPC  ?

• H05K 1/02 - Circuits imprimés - Détails
• H05K 3/34 - Connexions soudées
• B60R 16/02 - Circuits électriques ou circuits de fluides spécialement adaptés aux véhicules et non prévus ailleurs; Agencement des éléments des circuits électriques ou des circuits de fluides spécialement adapté aux véhicules et non prévu ailleurs électriques
• F02N 11/08 - Circuits spécialement adaptés pour le démarrage des moteurs
• H01L 25/07 - Ensembles consistant en une pluralité de dispositifs à semi-conducteurs ou d'autres dispositifs à l'état solide les dispositifs étant tous d'un type prévu dans le même sous-groupe des groupes , ou dans une seule sous-classe de , , p.ex. ensembles de diodes redresseuses les dispositifs n'ayant pas de conteneurs séparés les dispositifs étant d'un type prévu dans le groupe

Abrégé

The invention relates to an electrical circuit (2), comprising a circuit board (4), on which a number of electrical and/or electronic components (6) is mounted, and comprising a bus bar (8, 10), which has a supporting body (22) and a first, second, and third connection (12, 14, 16). The supporting body (22) is spaced apart from the circuit board (4), and the connections (12, 14, 16) are brought into electrical contact both with the supporting body (22) and with the circuit board (4). The supporting body (22) has a first cross-section between the first and the second connection (12, 14) and a second cross-section between the second and the third connection (14, 16), wherein the first cross-section is smaller than the second cross-section. The invention further relates to a bus bar (8, 10).

Classes IPC  ?

• H01R 12/70 - Dispositifs de couplage
• H01R 25/16 - Rails ou barres omnibus pourvus de plusieurs points de connexion pour pièces complémentaires
• H05K 1/02 - Circuits imprimés - Détails
• H01R 12/58 - Connexions fixes pour circuits imprimés rigides ou structures similaires caractérisées par les bornes bornes pour insertion dans des trous

Abrégé

The invention relates to a thermally activated safety switch (1) for safeguarding a consumer (4) of a power supply network of a vehicle, comprising a switch housing (5) in a temperature-independent switching unit (6), which subject to the temperature thereof establishes an electrically conductive connection between two external terminals (15a, 15b) fed out of the switch housing (5), wherein the external terminals (15a, 15b) are fed out at opposite housing sides of the switch housing (5). On the one hand, the external terminals (15a, 15b) are provided for an electrical and mechanical terminal connection (16a, 16b) to the cable connection ends (17a, 17b) of a consumer (4) to be protected, and on the other hand to a cable portion (3a, 3b) leading to an on-board power supply electronics (2), and are configured accordingly.

Classes IPC  ?

• H01H 37/04 - Socles; Boîtiers; Garnitures
• H01H 37/54 - Interrupteurs actionnés thermiquement - Détails Éléments thermosensibles actionnés par la déviation d'un bilame le bilame exerçant par inhérence une action brusque

Abrégé

The invention relates to a thermal overcurrent circuit breaker (1) having a switch housing (2) in which a thermal expansion element (30) and a snap-action switching mechanism (25, 26, 29, 30), which is coupled to said thermal expansion element and can be manually operated, and also a moving contact (27), which interacts with said snap-action switching mechanism, and a fixed contact (28) are arranged, said fixed contact being connected to a first connection rail (7) while contact is made with the moving contact (27) by a second connection rail (7) by means of the thermal expansion element (30). The switch housing (2) has a number of connection chambers (3, 4, 5) in which in each case one of the connection rails (7) is arranged, wherein a two-limb spring element (6) for making clamping contact with a connection line (18), which is guided into the connection chamber (3, 4, 5) via a first housing opening (12) and has the connection rail (7), is arranged in each connection chamber (3, 4, 5).

Classes IPC  ?

• H01H 71/08 - Bornes; Connexions
• H01H 73/26 - Disjoncteurs de protection à maximum de courant dans lesquels un courant excessif ouvre les contacts en libérant automatiquement une énergie mécanique emmagasinée par l'actionnement précédent d'un mécanisme à réarmement manuel comportant un déclencheur électrothermique mais aucun autre déclencheur automatique réarmé par un basculeur
• H01R 4/48 - Connexions par serrage; Connexions par ressort utilisant un ressort, un clip, ou un autre organe élastique

Abrégé

The invention relates to a switching system (4) comprising a first contact (16) and a second contact (24) which can be moved in relation to each other in an opening direction (28). Said switching system (4) comprises a quenching chamber (12) and a drive element (26) for driving an arc (34) into the quenching chamber (12). Said quenching chamber (12) comprising a quenching element (14) made of a porous material. The invention also relates to a circuit breaker (2) comprising said type of switching system (4).

Classes IPC  ?

• H01H 9/34 - Eléments fixes pour restreindre ou sous-diviser l'arc, p.ex. plaques-barrières
• H01H 73/18 - Moyens pour éteindre ou supprimer un arc
• H01H 9/44 - Moyens pour éteindre ou empêcher des arcs entre pièces traversées par le courant utilisant des aimants de soufflage
• H01H 9/30 - Moyens pour éteindre ou empêcher des arcs entre pièces traversées par le courant

Abrégé

The invention relates to a high-voltage motor vehicle electric system (2) comprising a high-voltage battery (4) and a consumer network (6) which are interconnected by an electric cable (8), and a quick-break switch (14) for disconnecting the high-voltage battery (4) from the consumer network (6). The quick-break switch (14) receives an airbag signal (36). The invention further relates to a quick-break switch (14) and to the use of an airbag signal (36).

Classes IPC  ?

• B60L 3/00 - Dispositifs électriques de sécurité sur véhicules propulsés électriquement; Contrôle des paramètres de fonctionnement, p.ex. de la vitesse, de la décélération ou de la consommation d’énergie
• B60L 11/18 - utilisant de l'énergie fournie par des piles primaires, des piles secondaires ou des piles à combustibles
• B60R 16/03 - Circuits électriques ou circuits de fluides spécialement adaptés aux véhicules et non prévus ailleurs; Agencement des éléments des circuits électriques ou des circuits de fluides spécialement adapté aux véhicules et non prévu ailleurs électriques pour l'alimentation des sous-systèmes du véhicule en énergie électrique
• B60L 3/04 - Coupure de l'alimentation en énergie en cas de fausse manœuvre
• B60K 28/14 - Dispositifs de sécurité pour la commande des ensembles de propulsion spécialement adaptés aux véhicules ou aménagés dans ceux-ci, p.ex. empêchant l'alimentation en carburant ou l'allumage en cas de danger sensibles à des conditions relatives au véhicule sensibles aux accidents ou à des situations critiques, p.ex. ralentissement, renversement du véhicule
• H01H 39/00 - Dispositifs de commutation actionnés par une explosion produite à l'intérieur du dispositif et amorcée par un courant électrique

Abrégé

The invention relates to an electrical fuse (2), in particular of a motor vehicle, comprising two connection contacts (12, 18) that are electrically conductively interconnected by means of a fuse body (4). Said fuse body comprises a fuse element which is arranged inside an insulating body. Between the fuse body (4) and one of the connection contacts (12, 18) a spring element (22) is arranged.

Classes IPC  ?

• H01H 85/157 - Contacts d'extrémité en forme de virole
• H01H 85/153 - Contacts d'extrémité en lame de couteau

Abrégé

The invention relates to a device (16) and a method (30) for monitoring a photovoltaic system (2) having a number of parallel-connected strings (8) routed towards a common connecting lead (4, 6) for a reverse current (lR). In the method (30) it is provided for a current flow (ls) to be detected in a preferred direction (12) in each of the strings (8) and for a first total current flow (50) to be created therefrom, for a current flow (IA) to be detected in the preferred direction (12) in the connecting lead (4, 6) and for a second total current flow (54) to be created therefrom, and for the first total current flow (50) to be compared with the second total current flow (54), wherein a reverse current (IR) is recognised if the first total current flow (50) deviates (58) from the second total current flow (54) by more than a tolerance value (46).

Classes IPC  ?

• G01R 31/40 - Tests d'alimentation
• H02H 3/18 - Circuits de protection de sécurité pour déconnexion automatique due directement à un changement indésirable des conditions électriques normales de travail avec ou sans reconnexion sensibles à l'inversion de courant continu
• H02J 1/10 - Fonctionnement de sources à courant continu en parallèle

Abrégé

The invention relates to a circuit breaker (2) for protecting an electric circuit, comprising a housing (6) and an adapter (84) having a receiving connector (86) for a circuit breaker (2), and two electrically conductive, substantially cylinder-shaped connection points (10) which are positioned along an axis (12). Either the outer diameter (20) of the connection points (10) is between 5.0 mm and 5.3 mm and the maximum distance (14) between the connection points (10) is between 19.0 mm and 21,0 mm, or the outer diameter (20) of the connection points (10) is between 6.2 mm and 6.5 mm and the maximum distance (14) between the connection points (10) is between 30.5 mm and 33.0 mm.

Classes IPC  ?

• H01H 73/30 - Disjoncteurs de protection à maximum de courant dans lesquels un courant excessif ouvre les contacts en libérant automatiquement une énergie mécanique emmagasinée par l'actionnement précédent d'un mécanisme à réarmement manuel comportant un déclencheur électrothermique mais aucun autre déclencheur automatique réarmé par bouton-poussoir, bouton-tirette ou coulisse
• H01H 73/20 - Bornes; Connexions

Abrégé

The invention relates to a differential current monitoring device (2) for monitoring differential currents in power supply systems (4), having a first measuring current transformer (26) and a measuring circuit (28) for determining the differential current and having a computing unit (36) for evaluating the differential current and for generating a switch-off signal (40). The differential current monitoring device has a system (30, 32, 34, 36) for detecting arcs, the integration of which according to the invention can considerably reduce the technical outlay needed to monitor the differential current, combined with arc detection, in comparison with a functionally and spatially separate arrangement of both protective measures.

Classes IPC  ?

• H02H 1/00 - CIRCUITS DE PROTECTION DE SÉCURITÉ - Détails de circuits de protection de sécurité
• G01R 31/40 - Tests d'alimentation
• H02H 3/33 - Circuits de protection de sécurité pour déconnexion automatique due directement à un changement indésirable des conditions électriques normales de travail avec ou sans reconnexion sensibles à un angle de déphasage entre tensions ou courants comprenant la comparaison des valeurs de tension ou de courant en des points correspondants des différents conducteurs d'un même système, p.ex. de courants dans des conducteurs d'aller et retour utilisant des transformateurs sommateurs de courant
• H02H 7/20 - Circuits de protection de sécurité spécialement adaptés pour des machines ou appareils électriques de types particuliers ou pour la protection sectionnelle de systèmes de câble ou ligne, et effectuant une commutation automatique dans le cas d'un chan pour équipement électronique
• H01H 83/20 - Interrupteurs de protection, p.ex. disjoncteur ou relais de protection actionné par des conditions électriques anormales autres que seulement les courants excessifs actionnés par un courant excessif ainsi que par une autre condition électrique anormale
• H01H 83/22 - Interrupteurs de protection, p.ex. disjoncteur ou relais de protection actionné par des conditions électriques anormales autres que seulement les courants excessifs actionnés par un courant excessif ainsi que par une autre condition électrique anormale l’autre condition étant le déséquilibre entre plusieurs courants ou tensions
• H02H 7/122 - Circuits de protection de sécurité spécialement adaptés pour des machines ou appareils électriques de types particuliers ou pour la protection sectionnelle de systèmes de câble ou ligne, et effectuant une commutation automatique dans le cas d'un chan pour redresseurs pour convertisseurs ou redresseurs statiques pour onduleurs, c. à d. convertisseurs de courant continu en courant alternatif

Abrégé

The invention relates to a device (1) for safely switching a photovoltaic system (2), having a circuit breaker (10) with input terminals (E1,2) and output terminals (A1,2), the circuit breaker (9) being designed as a switching module that includes a module housing (20) and a switch contact (15, 16) arranged inside the housing for isolating at least one current path (17, 18) between one of the input terminals (E1,2) and one of the output terminals (A1,2). A modular current sensor (10) is provided which is to be mounted on the module housing (20) of the circuit breaker (9).

Classes IPC  ?

• H02H 1/00 - CIRCUITS DE PROTECTION DE SÉCURITÉ - Détails de circuits de protection de sécurité
• G01R 31/40 - Tests d'alimentation
• H02H 7/20 - Circuits de protection de sécurité spécialement adaptés pour des machines ou appareils électriques de types particuliers ou pour la protection sectionnelle de systèmes de câble ou ligne, et effectuant une commutation automatique dans le cas d'un chan pour équipement électronique
• H01H 50/02 - Supports; Enveloppes; Capots
• H01H 50/44 - Bobines ou enroulements d'excitation
• H01H 50/54 - Dispositions de contact
• H01H 71/46 - Mécanismes de déclenchement automatique avec ou sans déclenchement manuel comportant des moyens pour actionner des contacts auxiliaires en complément aux contacts principaux
• H01L 31/02 - Dispositifs à semi-conducteurs sensibles aux rayons infrarouges, à la lumière, au rayonnement électromagnétique d'ondes plus courtes, ou au rayonnement corpusculaire, et spécialement adaptés, soit comme convertisseurs de l'énergie dudit rayonnement e; Procédés ou appareils spécialement adaptés à la fabrication ou au traitement de ces dispositifs ou de leurs parties constitutives; Leurs détails - Détails
• H01H 50/04 - Montage complet de relais ou d'éléments de relais sur un support ou à l'intérieur d'une enveloppe
• H01H 83/06 - Interrupteurs de protection, p.ex. disjoncteur ou relais de protection actionné par des conditions électriques anormales autres que seulement les courants excessifs actionnés par un courant dont l'intensité tombe au-dessous d'une valeur prédéterminée
• H01H 83/12 - Interrupteurs de protection, p.ex. disjoncteur ou relais de protection actionné par des conditions électriques anormales autres que seulement les courants excessifs actionnés par une tension descendant au-dessous d'une valeur prédéterminée, p.ex. pour la protection contre le manque de tension
• H01H 83/20 - Interrupteurs de protection, p.ex. disjoncteur ou relais de protection actionné par des conditions électriques anormales autres que seulement les courants excessifs actionnés par un courant excessif ainsi que par une autre condition électrique anormale
• H01H 71/12 - Mécanismes de déclenchement automatique avec ou sans déclenchement manuel
• H01H 89/06 - Combinaison d'un circuit à réarmement manuel avec un contacteur, c. à d. le même circuit étant commandé à la fois par un dispositif de télécommande et un dispositif de protection
• H01H 71/02 - Boîtiers; Enveloppes; Socles; Garnitures

Abrégé

The invention relates to a device for detecting arcs in a vehicle electrical system, comprising a sensor module (1) with a module housing (8) equipped with a current sensor (10) and an electronic analyzing unit (11). The sensor module (1) is provided and designed to be placed on a contact pin (2) which interacts with a distribution busbar (3) and which is used to conduct current. The current sensor (10) is provided and designed to detect the current flowing across the contact pin (2) when placed on the contact pin.

Classes IPC  ?

• G01R 31/00 - Dispositions pour tester les propriétés électriques; Dispositions pour la localisation des pannes électriques; Dispositions pour tests électriques caractérisées par ce qui est testé, non prévues ailleurs
• G01R 31/02 - Essai des appareils, des lignes ou des composants électriques pour y déceler la présence de courts-circuits, de discontinuités, de fuites ou de connexions incorrectes de lignes
• G01R 31/12 - Test de la rigidité diélectrique ou de la tension disruptive

Abrégé

The invention relates to an electric switching device (1), in particular for protecting a switched-mode power supply, comprising a contact point (18), a current-conducting latching point (12), and an electromagnetic trigger, the magnetic coil (6) of which is connected to the contact point (18) in an electrically conductive manner. A triggering lever (10) which acts on the latching point (12) interacts with a magnet armature (7) which can be moved in the magnetic coil (6) coaxially to the longitudinal direction (8) of the coil, said armature being made of a material with a low electric conductivity and with an average to high permeability or being designed as a laminated core with a number of sheet metal laminates (7c) which are insulated from one another.

Classes IPC  ?

• H01H 71/24 - Mécanismes électromagnétiques
• H01H 71/40 - Mécanismes électrothermiques et électromagnétiques combinés

Abrégé

The pluggable equipment combination (1) has a plug module (2) and an equipment socket (3) having a latching connection (6), wherein a rotation point (12) is formed on the plug module (2) between an attachment on the housing side (11) for a latching arm (8) and the latching catch (8a) of said latching arm, wherein a pivoting section (8c) is formed between the rotation point (12) and the latching catch (8a) and an actuating section (8d) for exerting pressure (F) is formed between the rotation point (12) and the attachment on the housing side (11) for a latching arm (8), such that the pivoting section (8c) of the latching arm (8) pivots outwards about the rotation point (12) and the latching catch (8a) is released from the mating latch (10, 10b).

Classes IPC  ?

• H01R 9/26 - Blocs de connexion à accrochage pour le montage côte à côte sur rail ou sur barrette
• H01R 13/627 - Fixation du type à action brusque

Abrégé

The invention relates to a switching system (1), more particularly for an HV(DC) relay or a contactor, which has a contact bridge (5) arranged rotatably about a rotational axis (6) between two contact points (4a, 4b). The switching system (1) also comprises a magnetic element (15) for driving a light arc, which occurs when the contact points (4a, 4b) are opened, into an extinguishing chamber (16).

Classes IPC  ?

• H01H 9/36 - Pièces métalliques
• H01H 9/44 - Moyens pour éteindre ou empêcher des arcs entre pièces traversées par le courant utilisant des aimants de soufflage
• H01H 50/54 - Dispositions de contact
• H01H 1/20 - Contacts pontants

Abrégé

The invention relates to a mechatronic plug-in connector system (S) having a main contact (8) and an auxiliary contact (9) which lags during an unplugging operation and with a semiconductor electronic (10) which is series-connected to the auxiliary contact (9) and is parallel-connected to the main contact (8) for extinguishing an arc produced during the unplugging operation, wherein the semiconductor electronic (10) has two series-connected semiconductor switches (10a, 10b) and an energy accumulator (10e) which is connected to the semiconductor switches (10a, 10b) and which for charging taps the arc voltage produced between the semiconductor switches (10a, 10b) during the unplugging operation. The invention further relates to a multiple plug system (Sn) having at least two plug-in connectors (S) each having a main contact (8) and a lagging auxiliary contact (9) and with a semiconductor electronic (10) which is common to the plug-in connectors (S) and is series-connected to each of the auxiliary contacts (9) via a diode (17).

Classes IPC  ?

• H01R 13/703 - Association structurelle avec des composants électriques incorporés avec interrupteur incorporé actionné par l'engagement ou le retrait des pièces de couplage

Abrégé

The invention relates to an electromagnetic relay (1), in particular a motor vehicle relay, comprising a magnet yoke (2), a relay coil (7), a hinged armature (4) which is pivotable about an axis of rotation (3) and on which a moving contact (5), as working or switchover contact, is retained relative to at least one fixed contact (6a), and comprising a piezo actuator (9), which keeps the working or switchover contact (5, 6a, 6b) closed when the relay coil (7) is de-energised as a result of the actuation of said piezo actuator.

Classes IPC  ?

• H01H 57/00 - Relais électrostrictifs; Relais piézo-électriques

Abrégé

The invention relates to a method (60, 76, 88, 112) for identifying arcing faults within a circuit having a system frequency, an electrical current and an electrical voltage, in which method an interference signal (28) occurring, which has a frequency below an LF1 frequency and a current intensity above an LF1 limit threshold, defines an LF1 signal, in which a number of interference signals (28) occurring, which have a frequency below an HF2 frequency (42), are combined to form an HF2 signal (48) if the number of interference signals (28) occurring is greater than or equal to an HF2 number (50) and the time interval between two successive interference signals (28) is less than an HF2 time (46), in which the number of time periods (52) with a respective length which amounts to an accumulation length (54) and which follow one another directly in time and in which in each case at least one HF2 signal (48) is present define an accumulation (56) when the number of time periods (52) is greater than or equal to an accumulation number (58).

Classes IPC  ?

• H02H 1/00 - CIRCUITS DE PROTECTION DE SÉCURITÉ - Détails de circuits de protection de sécurité

Abrégé

The invention relates to a switching unit (1) for switching high DC voltages, in particular for a galvanic DC interruption between a DC source (2) and an electrical device (3). The switching unit (1) comprises two connections (11, 12), which protrude out of a housing (10) and are coupled electrically conductively via a conductor path (22), a contact system (7) arranged between the first and the second connection (11, 12) and a disconnecting apparatus (27, 27') which can be triggered by means of a thermal fuse (8). The thermal fuse (8) comprises a fusing point (19) arranged in the conductor path (22), said fusing point being connected firstly to the contact system (7) and secondly to the first connection (12), via a movable conductor section (20). The disconnecting apparatus (27, 27') is triggered and the connection between the conductor section (20) and the contact system (7) at the fusing point (19) is disconnected when, as a result of an arc (26) produced when the contact system (7) opens, the fusing temperature of the fusing point (19) is reached or is exceeded.

Classes IPC  ?

• H01H 83/10 - Interrupteurs de protection, p.ex. disjoncteur ou relais de protection actionné par des conditions électriques anormales autres que seulement les courants excessifs actionnés par une tension excessive, p.ex. pour la protection contre la foudre
• H01H 37/76 - Interrupteurs dans lesquels uniquement le mouvement d'ouverture ou uniquement le mouvement de fermeture d'un contact est effectué par chauffage ou refroidissement Élément de contact actionné par fusion d'une matière fusible, actionné par combustion d'une matière combustible ou par explosion d'une matière explosive
• H01H 9/32 - Corps isolant insérable entre les contacts
• H01H 71/12 - Mécanismes de déclenchement automatique avec ou sans déclenchement manuel

Abrégé

The invention relates to a miniature safety switch (1) for use in motor vehicle electronics, comprising a housing base (3), from which a fixed contact arm (5) and a bimetallic contact arm (6), which has a moving contact (9) and a bimetallic snap disk (7) attached thereto, are led out, wherein a PTC resistor (29) is brought into direct contact with the bimetallic snap disk (7) by means of a compression spring (28) and is electrically integrated in such a way that, as a result of the heat generated by the PTC resistor, the bimetallic snap disk (7) remains in the open position thereof in the event of triggering.

Classes IPC  ?

• H01H 37/54 - Interrupteurs actionnés thermiquement - Détails Éléments thermosensibles actionnés par la déviation d'un bilame le bilame exerçant par inhérence une action brusque
• H01H 71/16 - Mécanismes électrothermiques avec bilame

Abrégé

The invention relates to a method and device for safely switching a direct-voltage system (1), in particular a photovoltaic system, in the event of an arc occurring on the direct-current side, wherein the generated direct current and the produced direct voltage are set with regard to power guidance. In the event of sensor-detected arc, the power guidance (MPP) is adjusted and a power change of the arc is detected, wherein in the event of a power drop of the arc, a serial or parallel arc is detected according to the adjustment direction (ΔΡυο,ΔΡIK) of the power guidance (MPP). In the event of a serial arc a direct-current interruption is produced, and in the event of a parallel arc a short-circuit current is produced.

Classes IPC  ?

• H02H 1/00 - CIRCUITS DE PROTECTION DE SÉCURITÉ - Détails de circuits de protection de sécurité
• G01R 31/40 - Tests d'alimentation
• G01R 31/12 - Test de la rigidité diélectrique ou de la tension disruptive
• G01R 31/14 - Circuits à cet effet
• H02H 7/26 - Protection sectionnelle de systèmes de câbles ou de lignes, p.ex. pour déconnecter une section dans laquelle un court-circuit, un défaut à la terre, ou une décharge d'arc se sont produits

Abrégé

The invention relates to a compact electronic circuit breaker (1) that is simple to assemble. The circuit breaker (1) comprises an insulating housing (2), a switch contact (46) for reversibly contacting a load power circuit (26) to be monitored, a triggering magnet (24) acting by means of a triggering mechanism (30) on the switch contact (46), triggering electronics (25) for actuating the triggering magnet (24), and a circuit board (20). The switch contact (46), the triggering magnet (24), and the triggering electronics (25) are fixedly mounted on the circuit board (20) for forming a preassembled component. The preassembled component can thereby be inserted in the housing (2) as a unit.

Classes IPC  ?

• H01H 71/02 - Boîtiers; Enveloppes; Socles; Garnitures

Abrégé

The invention relates to a control method for triggering an electronic safety switch (1), which can be implemented with simple means, particularly with a low storage space requirement and/or low computing power. According to the invention, sampling values (iB, p) of an input signal (i) relevant for triggering the safety switch (1) are continuously registered using a predetermined sampling frequency (fm). In a first test stage, a first cumulative value (iM1, pM0) is formed from a number of registered sampling values (iB, p), and a trigger signal (A) is generated if said first cumulative value (iM1, pM0) satisfies a predetermined first trigger criterion. In a further test stage, a second cumulative value (iM2, pM1) is formed from a number of determined first cumulative values (iM1, pM0), wherein the trigger signal (A) is generated even if said second cumulative value (iM2, pM1) satisfies a predetermined second trigger criterion.

Classes IPC  ?

• H02H 3/093 - Circuits de protection de sécurité pour déconnexion automatique due directement à un changement indésirable des conditions électriques normales de travail avec ou sans reconnexion sensibles à une surcharge avec des moyens de temporisation
• H01H 71/12 - Mécanismes de déclenchement automatique avec ou sans déclenchement manuel

Abrégé

The invention relates to a disconnecting apparatus (1) for direct current interruption between a direct current source (2) and an electrical device (3), in particular between a photovoltaic generator and an inverter, with a current-conducting mechanical switching contact (7a, 7b) and with semiconductor electronics (8) connected in parallel with the switching contact (7a, 7b). The semiconductor electronics (8) are non-conducting when the switching contact (7a, 7b) is closed, wherein a control input (15) of the semiconductor electronics (8) is wired with the switching contact (7a, 7b) in such a way that, when the switching contact (7a, 7b) opens, an arc voltage (ULB) generated as a result of an arc (LB) via the switching contact (7a, 7b) switches the semiconductor electronics (8) to be conducting.

Classes IPC  ?

• H01H 9/54 - Circuits non adaptés à une application particulière du dispositif de commutation non prévus ailleurs
• H01H 33/59 - Circuits non adaptés à une application particulière de l'interrupteur et non prévus ailleurs, p.ex. pour assurer le fonctionnement de l'interrupteur en un point déterminé de la période du courant alternatif

Abrégé

The invention relates to a miniature circuit breaker (1) having a housing (2) comprising a housing base (3) made of an insulating material, and a cup-like housing cover (4) that can be or is placed on the housing base (3). Two oblong and flat contact arms (5, 6) are partially embedded in the housing base (3) and parallel to each other with regard to the longitudinal axis (21) thereof. A fixed contact (8) is disposed on an inner end (17) of a first contact arm (5). A bimetal snap disc (7) having a free end (28) forming or supporting a moving contact (9) is mounted at an attachment point (34) at an inner end (18) of the second contact arm (6). The mounting point (34), the moving contact (9), and the fixed contact (8) thereby lie on an axis (19) parallel to the longitudinal axis (21) of the contact arms (5, 6).

Classes IPC  ?

• H01H 37/54 - Interrupteurs actionnés thermiquement - Détails Éléments thermosensibles actionnés par la déviation d'un bilame le bilame exerçant par inhérence une action brusque
• H01H 71/16 - Mécanismes électrothermiques avec bilame
• H01H 73/30 - Disjoncteurs de protection à maximum de courant dans lesquels un courant excessif ouvre les contacts en libérant automatiquement une énergie mécanique emmagasinée par l'actionnement précédent d'un mécanisme à réarmement manuel comportant un déclencheur électrothermique mais aucun autre déclencheur automatique réarmé par bouton-poussoir, bouton-tirette ou coulisse

Abrégé

The invention relates to a power distributor (1) having at least one protective switch module (3) and at least one terminal module (2), each module (2, 3) comprising a receptacle (7) on the rear side (6) of the housing for mounting the module (2, 3) on a mounting rail (8), and each module (2, 3) comprising a coupling contact (22, 40) for contacting a bus bar (27) bridging a plurality of modules (2, 3) arranged in a row along a row direction (9).

Classes IPC  ?

• H02B 1/20 - Schémas de barres omnibus ou d'autres fileries, p.ex. dans des armoires, dans les stations de commutation

Abrégé

The invention relates to a circuit breaker (1) comprising a fixed contact (13) that is connected to a first switch terminal (14), and a moving contact (12) which is mechanically coupled to an armature (9) by means of a switching mechanism (7) and is electrically connected to a coil (2) that actuates the armature (9) and is connected to a second switch terminal (10). A magnetic field-sensitive sensor (3) is provided for detecting the coil current (IL). Said sensor (3) is connected to a control device (4) in order to compare the sensor signal (SI) with a stored characteristic tripping curve (K) and generate a control signal (SA) for actuating the switching mechanism (7) when said characteristic tripping curve (K) is exceeded.

Classes IPC  ?

• H01H 71/12 - Mécanismes de déclenchement automatique avec ou sans déclenchement manuel
• G01R 15/20 - Adaptations fournissant une isolation en tension ou en courant, p.ex. adaptations pour les réseaux à haute tension ou à courant fort utilisant des dispositifs galvano-magnétiques, p.ex. des dispositifs à effet Hall

Abrégé

The invention relates to an electrical switching device (1) that allows for a rational and simple structure of an electrical system, particularly a power distribution system. The switching device (1), particularly embodied in the form of a serial installation device, comprises a housing (2) and a switching unit (20) accommodated therein for interrupting an electrical circuit, a feed connection (13) for supplying a current to the switching unit (20), said feed connection having a first coupling contact (15) for contacting a current busbar (16), a load connection (18) for contacting a supply line (18c) of a load circuit (18b) with the switching unit (20), and a return connection (36) having a terminal clamp (37) for contacting the return line (36a) of the load circuit (18b) and a second coupling contact (38) connected to the terminal clamp (37) inside the housing for contacting a second current busbar (40).

Classes IPC  ?

• H01H 71/08 - Bornes; Connexions

Abrégé

In order to detect and evaluate current changes as a result of electric arcs, a sensor signal (di/dt) that is differentiated by time (t) and has a sensor-dependent frequency bandwidth (fgo1 - fgu) is produced, the upper limit frequency (fgoi) of which is 40 MHz and the lower limit frequency (fgu) of which is 100 kHz, wherein the sensor signal (SA) is used to produce an evaluation signal (S'A) having an upper limit frequency (fgo2) that is less than or equal to 10 MHz, the evaluation signal (S') is compared to a threshold value and a standardized signal (SD, S'D) is produced, and wherein the pulse duration of the signal (SD, S'D) is lengthened to a predefined time value (ﶴt2).

Classes IPC  ?

• G01R 15/08 - Circuits pour modifier la gamme de mesure
• G01R 31/02 - Essai des appareils, des lignes ou des composants électriques pour y déceler la présence de courts-circuits, de discontinuités, de fuites ou de connexions incorrectes de lignes
• H02H 1/00 - CIRCUITS DE PROTECTION DE SÉCURITÉ - Détails de circuits de protection de sécurité

Abrégé

The invention relates to a ceiling fan (1) with electric illumination (2), comprising a ventilator housing (5) and a connection housing (8, 12) for connecting a ventilator motor (6) and at least one lighting device (4) to a power supply system (13). An electronic control device (14) integrated in the ceiling fan (1) is designed to automatically limit the electric power (P(t)) consumed by the lighting device (4) from the power supply system (13) to a predetermined power value (Pmax).

Classes IPC  ?

• F21V 33/00 - Combinaisons structurales de dispositifs d'éclairage avec d'autres objets, non prévues ailleurs
• F04D 25/08 - Ensembles comprenant des pompes et leurs moyens d'entraînement le fluide énergétique étant l'air, p.ex. pour la ventilation
• H02P 6/00 - Dispositions pour commander les moteurs synchrones ou les autres moteurs dynamo-électriques utilisant des commutateurs électroniques en fonction de la position du rotor; Commutateurs électroniques à cet effet

Abrégé

A protection switch (1) is disclosed, which is particularly suitable where fast switching methods are concerned. The protection switch (1) comprises at least one single-pole protection switch module (2). The protection switch module (2) comprises a housing (3), a movable contact (84) mounted on a switching arm (43), which can be pivoted against a fixed contact (85) between a closed position and an open position, a manual activation mechanism (42) for manually setting the switching arm (43) between the closed position and the open position, and a release mechanism (44) for automatically resetting the switching arm (43) into the open position when a release condition occurs. The switching arm (43) is spring-loaded in the direction of the open position and comprises a latching lever (49) that can be latched with the manual activation mechanism (42), and a contact lever (48) bearing the moveable contact (84), wherein the latching lever (49) is pivotably mounted on the housing (3) and joined to the contact lever (48) via a swivel joint (81). The release mechanism (44) comprises a release slider (53), which can be displaced by means of an actuator (55, 56) from a ready position towards a release position, and which thereby impinges on the switching arm (43) in such a way that the contact lever (48) is torsionally fixed.

Classes IPC  ?

• H01H 71/52 - Mécanismes à réarmement manuel actionnés par un levier
• H01H 71/10 - Mécanismes d'actionnement ou de déclenchement
• H01H 73/18 - Moyens pour éteindre ou supprimer un arc
• H01H 9/34 - Eléments fixes pour restreindre ou sous-diviser l'arc, p.ex. plaques-barrières
• H01H 9/46 - Moyens pour éteindre ou empêcher des arcs entre pièces traversées par le courant utilisant des parafoudres à cornes
• H01H 71/24 - Mécanismes électromagnétiques
• H01H 71/74 - Moyens pour régler les conditions dans lesquelles le dispositif doit fonctionner pour assurer la protection
• H01H 71/08 - Bornes; Connexions

Abrégé

A protection switch (1) is disclosed, which is particularly suitable for being manufactured in a streamlined way. The protection switch (1) comprises at least one single-pole protection switch module (2). Multiple protection switch modules (2) can be arranged next to each other in sequence to form a multi-pole protection switch arrangement, so that the protection switch modules (2) form a mechanically contiguous unit, the manual activation mechanism (42) being coupled to all protection switch modules (2) so that the protection switch modules (2) can only be switched at the same time, and the release mechanism (44) being coupled to all the protection switch modules (2) so that by using the release mechanism (44) of one of any of the protection switch modules (2), all other protection switch modules (2) can be released. A one-piece coupling part (120) is thereby provided, which can be inserted between adjacently positioned protection switch modules (2) and which both serves to mechanically fix the protection switch modules (2) to each other, and also effects a coupling of the manual activation mechanism (42) and the release mechanism (44) of both protection switch modules (2).

Classes IPC  ?

• H01H 71/10 - Mécanismes d'actionnement ou de déclenchement
• H01H 71/52 - Mécanismes à réarmement manuel actionnés par un levier
• H01H 73/18 - Moyens pour éteindre ou supprimer un arc
• H01H 9/34 - Eléments fixes pour restreindre ou sous-diviser l'arc, p.ex. plaques-barrières
• H01H 9/46 - Moyens pour éteindre ou empêcher des arcs entre pièces traversées par le courant utilisant des parafoudres à cornes
• H01H 71/24 - Mécanismes électromagnétiques
• H01H 71/74 - Moyens pour régler les conditions dans lesquelles le dispositif doit fonctionner pour assurer la protection
• H01H 71/08 - Bornes; Connexions

Abrégé

A protection switch (1) is disclosed, which is particularly suitable where rapid quenching of electrical arcing of the switch is concerned. The protection switch (1) comprises at least one single-pole protection switch module (2). The protection switch module (2) comprises a housing (3), a movable contact (84) mounted on a switching arm (43), which can be pivoted against a fixed contact (85) between a closed position and an open position, and a quenching device (41) for quenching electrical arcing of the switch. The quenching device (41) comprises a quenching chamber (63) with an inlet (102) and an outlet (106) for the arc, a first running rail (65), which connects the fixed contact (85) with a first side wall of the quenching chamber (63), and a second running rail (66) which connects a stopping surface (97), against which the movable contact (84) abuts in the open position of the switching arm (43), to a second side wall of the quenching chamber (63). There is also a separation strip (107), extending essentially from side wall to side wall, fashioned at the outlet (106) of the quenching chamber (63).

Classes IPC  ?

• H01H 73/18 - Moyens pour éteindre ou supprimer un arc
• H01H 9/34 - Eléments fixes pour restreindre ou sous-diviser l'arc, p.ex. plaques-barrières
• H01H 9/46 - Moyens pour éteindre ou empêcher des arcs entre pièces traversées par le courant utilisant des parafoudres à cornes
• H01H 71/08 - Bornes; Connexions
• H01H 71/10 - Mécanismes d'actionnement ou de déclenchement
• H01H 71/24 - Mécanismes électromagnétiques
• H01H 71/52 - Mécanismes à réarmement manuel actionnés par un levier
• H01H 71/74 - Moyens pour régler les conditions dans lesquelles le dispositif doit fonctionner pour assurer la protection

Abrégé

In order to increase the ease of operation of a circuit breaker (2) it is provided that, as an operating device for manual actuation of a switching element (12) of the circuit breaker (2), a touch-sensitive control board (20) is integrated in a housing (16) of the circuit breaker (2).

Classes IPC  ?

• H01H 71/50 - Mécanismes à réarmement manuel
• H01H 71/74 - Moyens pour régler les conditions dans lesquelles le dispositif doit fonctionner pour assurer la protection
• H01H 71/04 - Moyens pour indiquer l'état du dispositif de commutation

Abrégé

In a circuit breaker (1) which is designed to trip on the basis of a variable tripping characteristic (K1…n) and has a breaker housing (2) which has an externally accessible plug recess (3) on one housing face (2b), which plug recess (3) forms a coding interface, a number of coding elements (Pn) are provided which each represent one specific rated current (In) and can be inserted into the plug recess (3), interchangeably with one another, with each coding element (Pn) being associated with one rated-current-specific characteristic (K1…n) from a family of characteristics (Kn) which is stored within the breaker.

Classes IPC  ?

• H01H 71/74 - Moyens pour régler les conditions dans lesquelles le dispositif doit fonctionner pour assurer la protection

Abrégé

The invention relates to a multiplexing system (1) which is particularly suitable for using in a boot or recreation vehicle (1) and which is used to switch an electric load. The multiplexing-system (1) comprises at least two bus devices (2a,2b,3a-3c) which are connected via a bus line (4), whereby each one comprises a number of inputs (11) and/or a number of load outputs (12). Each input (11) can be connected to the signal emitter (15) in order to guide an input signal (E), during which each load output (12), which is used to output an output voltage (Ua), can be connected to an electric load circuit (6) and a switch element (16) which is used to switch the output voltage (Ua). Said system (1) also comprises control means which are used to control the or each load output (12) according to the input signal (E) which is arranged on an associated input (11), which can be configured in such a way that the or each input (11) can be allocated to any particular load output (12) by logical interlinking (L). Said control means are formed from a plurality of hardware-sided identical base modules (10), form which, respectively, one is associated with each bus device (2a,2b,3a-3c).

Classes IPC  ?

• B60R 16/02 - Circuits électriques ou circuits de fluides spécialement adaptés aux véhicules et non prévus ailleurs; Agencement des éléments des circuits électriques ou des circuits de fluides spécialement adapté aux véhicules et non prévu ailleurs électriques

Abrégé

Device (1) for the remote activation of a protective switch (5) with two stable positions corresponding to a switch-on position and a switch-off position, having a drive mechanism (11) with an electric motor (13), with a first switch (15) and with a second switch (17) for switching the electric motor (13) on and off, and a transmission (9) and a clutch mechanism (12) which is provided for mechanically coupling the drive mechanism (11) to the protective switch (5) and for this purpose has a lever (7), it being possible to position the transmission (9) in two basic positions and the lever (7) in two limit positions, it being possible to transfer the lever (7) from one of its limit positions into the other using the drive mechanism (11), and the drive mechanism (11) being embodied in such a way that when the lever (7) is transferred manually from one limit position into the other one of the switches (15, 17) is activated so that the transmission (9) is transferred automatically from one basic position into the other.

Classes IPC  ?

• H01H 71/70 - Mécanismes de réarmement à moteur actionnés par un moteur électrique

Abrégé

Circuit breaker system (1) having a switch (2), in particular in the form of a controllable power semiconductor, which is connected between a voltage input (5) and a load output (6) for the purpose of switching a load (7) within a current path (4), and having a circuit breaker (9), which can be repositioned between a first plug-in position (13) forming a series circuit with the switch (2) and a second plug-in position (15) forming a parallel circuit with the switch (2).

Classes IPC  ?

• H02H 3/087 - Circuits de protection de sécurité pour déconnexion automatique due directement à un changement indésirable des conditions électriques normales de travail avec ou sans reconnexion sensibles à une surcharge pour des systèmes à courant continu
• H01H 9/54 - Circuits non adaptés à une application particulière du dispositif de commutation non prévus ailleurs

Abrégé

The invention relates to a sensor (1), in particular a capacitive level sensor comprising a sensor housing (3) and a sensor element (5), which is provided with an insulation layer and which is fixed to the sensor housing (3), said insulation layer (7) consisting of a fireproof, non-metallic material and forming a hermetically tight seal between the sensor element (5) and the sensor housing (3). The invention also relates to a method for producing a sensor (1) of this type.

Classes IPC  ?

• G01F 23/26 - Indication ou mesure du niveau des liquides ou des matériaux solides fluents, p.ex. indication en fonction du volume ou indication au moyen d'un signal d'alarme en mesurant des variables physiques autres que les dimensions linéaires, la pression ou le poids, selon le niveau à mesurer, p.ex. par la différence de transfert de chaleur de vapeur ou d'eau en mesurant les variations de capacité ou l'inductance de condensateurs ou de bobines produites par la présence d'un liquide ou d'un matériau solide fluent dans des champs électriques ou électromagnétiques
• C23D 1/00 - Fusion ou frittage des émaux; Appareillage ou fours à cet effet
• C23D 5/00 - Revêtement par des émaux ou des couches vitreuses
• C23D 15/00 - Liaison des articles émaillés à d'autres articles émaillés par des procédés entraînant une opération d'émaillage comme phase opératoire

Abrégé

The invention relates to a circuit-breaker (1) comprising at least one separating opening (13, 14) which is located in the base (10) of a housing and at least partially crosses a separating point (2, 3) between a first functional part (F3) and a second functional part (F5, F6). In a bipolar circuit-breaker (1) comprising four contact terminals (F1 to F4) that are arranged in a housing (10, 26) and are extrusion-coated together in the base (10) of the housing, said contact terminals are adjacently arranged in a plane. The invention also relates to a method for producing a circuit-breaker (1), according to which a metal strip (Mm) interconnecting a number of functional parts (Fn) specific to the switch is extrusion-coated in the base (10) of a housing. According to said method, the metal strip (Mm) is then split at a number of separating points (2, 3, 6, 7) specific to the switch.

Classes IPC  ?

• H01H 11/00 - Appareillages ou procédés spécialement adaptés à la fabrication d'interrupteurs électriques
• H01H 73/26 - Disjoncteurs de protection à maximum de courant dans lesquels un courant excessif ouvre les contacts en libérant automatiquement une énergie mécanique emmagasinée par l'actionnement précédent d'un mécanisme à réarmement manuel comportant un déclencheur électrothermique mais aucun autre déclencheur automatique réarmé par un basculeur

Abrégé

The invention relates to a protective circuit breaker (1) which is used to protect an electric circuit, comprising an actuation element (8) and contact connections (3 6) which protrude from the housing (2,10), in addition to a contact spring (14) which is connected in an electrically conductive manner to a first contact connection (5) and can be in contact with the second contact connection (3) by covering the free end side thereof. Said protective circuit breaker (1) also comprises a slide (24) which is coupled to the actuation element (8), whereby the contact ends thereof (40, 41) are adjacent to the contact spring (14). The slider (24) is guided in a sliding manner in the housing (2,10) and the contact spring (14) impinges in the contact position counter to the returning force thereof and engages, preferably, in the on-position.

Classes IPC  ?

• H01H 73/26 - Disjoncteurs de protection à maximum de courant dans lesquels un courant excessif ouvre les contacts en libérant automatiquement une énergie mécanique emmagasinée par l'actionnement précédent d'un mécanisme à réarmement manuel comportant un déclencheur électrothermique mais aucun autre déclencheur automatique réarmé par un basculeur

Abrégé

The invention relates to a door lock for an oven, which comprises a geared motor (10), an actuator shaft (9) driven by said motor, and a locking element (6) actuated by the actuator shaft (9). Said locking element is configured as a lever whose fulcrum (H) is reversibly mobile in relation to a lock housing (3).

Classes IPC  ?

• F24C 15/02 - Portes adaptées spécialement aux poêles ou aux fours

Abrégé

The invention relates to a safety switch system which comprises a plurality of safety switches (LSn), especially line safety switches, which are connected via lines (Lnm) to a system component (SKn) of a power distribution system (EN) and are provided with a control knob (BEn). Said control knob is led through an operating panel (BF) and can be actuated from the front face (FS) thereof for triggering the respective safety switch (LSn). A coupling element (KEn) for exchanging diagnostic and/or parameterization data (DDP) is associated with the one or with all safety switches (LSn) and is also accessible from the front face (FS) of the operating panel (BF).

Classes IPC  ?

• H01H 9/16 - Indicateurs de position, p.ex. "marche" ou "arrêt"
• H01H 71/04 - Moyens pour indiquer l'état du dispositif de commutation

Abrégé

The invention relates to a current distributor (1) that can be rationally produced and easily mounted, and can be advantageously used for high currents, said current distributor comprising a first main conductor rail (2) as a main current supply, and at least one current distributor module (4) comprising a connecting line (31) for the current supply of a load circuit. The or each current distributor module (4) comprises a housing (6) which has a front side (13) provided with a slot (14) for inserting a circuit breaker (15), and is penetrated, in the transversal direction (12) thereof, by a first channel (22) for receiving the first main conductor rail (1). A first contact opening (16) of the slot (14) corresponds to the first channel (22). A second contact opening (18) of the slot (14) corresponds to a housing receiving element (29) for a connection socket (30) of the first connection line (31).

Classes IPC  ?

• H02B 1/056 - Montage sur des tableaux enfichables

Abrégé

The invention relates to an electronic relay (1) comprising a power section (3) that can be switched by a control component (4) and is provided with a voltage input (5) for a supply voltage (UV) in the low-voltage range, especially in the DC12V or DC24V range, and a charge output (6) for connecting to a charge (7). According to the invention, an analogue signal proportional to the charge current can be tapped at a signal output (US) of the control component (4). Said signal is then supplied, on the input side, to an amplifier component (9) at which, on the output side, a control signal (SI) reproducing the current charge current (IL) can be tapped.

Classes IPC  ?

• H02H 3/087 - Circuits de protection de sécurité pour déconnexion automatique due directement à un changement indésirable des conditions électriques normales de travail avec ou sans reconnexion sensibles à une surcharge pour des systèmes à courant continu