Abstract: A modular electrical switch device including: a cut-off unit including unitary cut-off units; an actuating unit of the unitary cut-off units including an electromagnetic actuator including a fixed cylinder head and a movable reinforcement; a mechanism allowing the actuating unit to be fixed to the cut-off unit; a quick attachment mechanism allowing removable fixing of the actuating unit on the cut-off unit, and including at least one coupling hook configured to fix and hold the cut-off unit to the actuating unit, and to engage with an actuating device of the unitary cut-off unit to transmit movement of the actuator.

Abstract: A modular electrical switch device including: a cut-off unit including unitary cut-off units; an actuating unit including an actuating module of the unitary cut-off units; a removable electrical control module including an adaptive connection mechanism configured to interconnect with an actuating coil of an electromagnetic actuator when the removable module is positioned on the actuating module; a quick attachment mechanism allowing the removable attachment of the actuating unit onto the cut-off unit and including a coupling hook configured to attach and hold the cut-off unit to the actuating unit, and to engage with an actuating device of a unitary cut-off unit.

Abstract: A single-pole switching unit including electrical switching having two stationary contacts and a moving contact including a bridge having two ends each able to cooperate with a stationary contact. The moving contact includes a first branch and a second branch designed to connect the two stationary contacts, respectively and being movable relative to one another. The first branch is separated from the stationary contacts, while the second branch is still in contact with said stationary contacts when the contacts are opened. The second branch is in contact with the stationary contacts, while the first branch is separated from the contacts when the contacts are closed.

Abstract: A modular electrical switch device including: a cut-off unit including unitary cut-off units; an actuating unit of the unitary cut-off units including an electromagnetic actuator including a fixed cylinder head and a movable reinforcement; a mechanism allowing the actuating unit to be fixed to the cut-off unit; a quick attachment mechanism allowing removable fixing of the actuating unit on the cut-off unit, and including at least one coupling hook configured to fix and hold the cut-off unit to the actuating unit, and to engage with an actuating device of the unitary cut-off unit to transmit movement of the actuator.

Abstract: A modular electrical switch device including: a cut-off unit including unitary cut-off units; an actuating unit including an actuating module of the unitary cut-off units; a removable electrical control module including an adaptive connection mechanism configured to interconnect with an actuating coil of an electromagnetic actuator when the removable module is positioned on the actuating module; a quick attachment mechanism allowing the removable attachment of the actuating unit onto the cut-off unit and including a coupling hook configured to attach and hold the cut-off unit to the actuating unit, and to engage with an actuating device of a unitary cut-off unit.

Abstract: An electric switching system comprises first, second, and third input terminals, first, second, and third output terminals, an electric switching module, and a control module. The electric switching module includes two first switches and two second switches, each switch having a fixed input contact, a fixed output contact, and a mobile contact. Fixed input contacts are connected to fixed output contacts via mobile contacts in a closed position and insulated from each other in an open position. A holder member is configured to be moved by an electric driving device between a first position and a second position. The holder member includes a first mechanical coupling element and a second mechanical coupling element. The control module includes the driving device. The holder member is mechanically coupled to the driving device via the first coupling element in a primary configuration or via the second coupling element in a secondary configuration.

Abstract: An electromagnetic actuator comprising a core moving between a latched position and an open position, a permanent magnet, a coil designed to generate a first magnetic control flux to move the core from an open position to a latched position, and a second magnetic control flux designed to facilitate movement of the moving core from the latched position to the open position. The permanent magnet is positioned on the moving core so as to be at least partly outside the fixed magnetic circuit in which the first magnetic control flux flows in the open position, and to be at least partly inside the fixed magnetic circuit used for flow of a magnetic polarization flux of the magnet in the latched position.

Abstract: The invention relates to a single-pole switching unit (80) comprising electrical switching means comprising two stationary contacts (320) and a moving contact (330) including a bridge having two ends each able to cooperate with a stationary contact (320). The moving contact (330) includes a first branch (331) and a second branch (332) designed to connect the two stationary contacts (320), respectively and being movable relative to one another such that: the first branch (331) is separated from the stationary contacts (320), while the second branch (332) is still in contact with said stationary contacts when the contacts are opened; the second branch (332) is in contact with the stationary contacts (320), while the first branch (331) is separated from said contacts when the contacts are closed.

Abstract: An electromagnetic actuator comprising a core moving between a latched position and an open position, a permanent magnet, a coil designed to generate a first magnetic control flux to move the core from an open position to a latched position, and a second magnetic control flux designed to facilitate movement of the moving core from the latched position to the open position. The permanent magnet is positioned on the moving core so as to be at least partly outside the fixed magnetic circuit in which the first magnetic control flux flows in the open position, and to be at least partly inside the fixed magnetic circuit used for flow of a magnetic polarization flux of the magnet in the latched position.

Abstract: A bistable electromagnetic actuator comprising a magnetic circuit comprising a magnetic yoke in which a shunt extends perpendicularly to a longitudinal axis of said yoke and comprising a permanent magnet positioned between a first surface of the yoke and the shunt. A plunger core is fitted with axial sliding between a latched position and an unlatched position. A coil extending between the shunt and a second surface of the yoke is designed to generate a first magnetic control flux to move the plunger core from an unlatched position to a latched position. A second magnetic control flux enables the plunger core to move from the latched position to the unlatched position by the action of a return spring.

Abstract: A bistable electromagnetic actuator comprising a magnetic circuit comprising a magnetic yoke in which a shunt extends perpendicularly to a longitudinal axis of said yoke and comprising a permanent magnet positioned between a first surface of the yoke and the shunt. A plunger core is fitted with axial sliding between a latched position and an unlatched position. A coil extending between the shunt and a second surface of the yoke is designed to generate a first magnetic control flux to move the plunger core from an unlatched position to a latched position. A second magnetic control flux enables the plunger core to move from the latched position to the unlatched position by the action of a return spring.

Abstract: An electromagnetic actuator comprises a yoke, a core, at least two windings and switching means of the windings from a series position to a parallel position and vice-versa. It comprises control means comprising regulating means of the electric current flowing in the windings. The control means comprise inrush means controlling the voltage supplied to the windings during a closing operation, and controlling the switching means to place the windings in parallel mode. The control means also comprise holding means controlling the current supplied to the windings during a holding operation of the actuator in the closed position and controlling the switching means to place the windings in series mode.

Abstract: A protective switching device equipped with power poles, for which mobile contacts are supported on a contact support, a protection assembly with magnetic and/or temperature tripping capable of detecting overloads or overcurrents on each pole current path and a lock operated by a manual control knob. The lock includes a mechanism to control direct opening of power contacts of a circuit breaker or similar device in a manual control, or opening of an auxiliary contact that interrupts the current in the coil in the control electromagnet of a contactor-circuit breaker or similar device.

Abstract: A protection switch device has power poles whose mobile contacts are carried by a contact-holder, a magnetically and/or thermally tripped protection system to detect overloads or overcurrents on each pole current path and an actuator mechanism operated manually by an actuator button. This mechanism includes a permanent magnet lever cooperating with a magnetizable contact operating arm and a magnetizable tripping arm, movement of which is controlled by the protection system. The mechanism also includes a manual actuator for directly opening the power contacts of a overload relay or like device or, after turning the manual actuator button, opening an auxiliary contact to interrupt the current in a coil of a solenoid actuating a contactor/overload relay or like device.

Abstract: A protective switch device such as a relay switch includes at least one pole having at least one moving contact that cooperates with a stationary contact and a magnetic or thermal trip mechanism for assuring protection against overloads and excess currents and that acts on a control mechanism actuating the moving contact and that can be activated by a rotary control knob rotating about a pivot pin. Recocking of the control mechanism is possible from a "tripped" to an "off" or from a "tripped" to an "on" position. The control mechanism includes a lever for opening the contacts that pivots from an on position corresponding to the closing of the contacts to a position corresponding to the opening of the contacts. The opening lever is associated with a pivoting cocking mechanism, which is able to bring back and hold the opening lever in the on position. A trip mechanism is provided which is able to control the mechanical separation of the opening lever and the cocking mechanism so as to free the opening lever.

Abstract: A current switching device includes stationary contacts, and movable contacts which are movable between a position in which the movable contacts engage the stationary contacts and a position in which the movable contacts separate from the stationary contacts. The movable contacts are mounted on a movable contact holder. A magnetic locking element includes a permanent magnet and is pivotally mounted about a fixed axis. An actuation armature is connected to the contact holder and is movable to move the contact holder. The actuation armature is movable in proximity to the magnetic locking elements such that the actuation armature is locked to the magnetic locking element by magnetic attraction with the movable contacts engaging the stationary contacts. An opening armature is movable between a rest position and a position in proximity to the magnetic locking element, such that the opening armature is locked to the magnetic locking element by magnetic attraction.

Abstract: A protective switch device such as a relay switch is provided with at least one pole having contacts that can be separated. It includes a control mechanism (5) that can cause the opening and closing of contacts (21, 31) and that can be actuated by a protective device (4) that can act in case of electrical failure, and a manual control button (6) controlling an electromagnet (7) for operating the contacts. A moving trap door (11) opens and closes an opening of the box so as to make it possible to change the coil of electromagnet (7). The trap door (11) cooperates with a trap door locking element (81) that can be displaced between a closed position where it immobilizes the trap door on the box and an open position making it possible to open the trap door.

Abstract: A current switching device comprises, in a box, at least one polar current path, disposed between two connecting terminals. The at least one polar current path comprising, in series, a break pole formed by at least one stationary contact and at least one mobile contact, a protective thermal tripping device having a bi-metal strip surrounded by a heater element and a protective magnetic tripping device having a coil wound around a coil form in which a mobile core slides. A wire of the coil being connected by an intermediate conductor to an end of the heater element. A wire of the heater element comprising a lower end which is substantially straight and without curvature, the lower end of the wire of the heater element being soldered to the intermediate conductor. The intermediate conductor being soldered to a substantially straight lower end of the coil wire. The two tripping devices being carried by a support which is slidably removable from the box.

Abstract: A protective switch device such as a contactor/circuit-breaker comprises double-contact switch poles. Contact bridges are housed in a mobile support. Slide members guided in slots of the support and commanded by a tripping mechanism can be applied to the bridges. The mobile support can be actuated by a solenoid without the contact pressure springs transmitting any reaction force to the armature of the solenoid.

Abstract: A switch device comprises at least one switch comprising in a casing at least one fixed contact cooperating with a mobile contact movable in a switching chamber by a tripping mechanism. The casing comprises a base fastened to walls which delimit a channel constituting the switching chamber which cooperates with a closure module carrying an electrical conductor which connects the fixed contact to a connecting terminal, the combination of the casing and the module constituting the switching chamber. This design facilitates industrial manufacture of the device and improves its insulating and operating qualities.