Abstract: The invention relates to a method for managing the load profile of a low or medium voltage electric network that is supplied by at least an electric power source. The electric network comprises one or more electric loads and one or more controllable switching devices for disconnecting/connecting said electric loads from/with said electric power source. The method comprises the step of measuring a time window from a reference instant, the step of determining at least a check instant comprised in said time window and the step of executing a load profile control procedure at said check instant. In a further aspect, the invention relates to a control system for executing the above described method.

Abstract: Cooling apparatus cooling for an electrical or electronic device, comprising an at least partially hollow body containing a refrigerant and having a plurality of electrically conductive sections Each electrically conductive section has a respective coupling portion suitable to be operatively associated with a corresponding electrically conductive part of the electrical or electronic device, wherein the at least partially hollow body further comprises one or more electrically insulating sections. Each electrically insulating section is positioned between and electrically insulates from each other two adjacent electrically conductive sections.

Abstract: The present invention refers to a low voltage circuit breaker with a control device for re-closing said low voltage circuit breaker. The control device is provided with an actuating element, comprising a shape memory material and operatively associated with maneuvering means for the circuit breaker. When this shape memory material performs a state transition, the actuating element causes the movement of said maneuvering means from a first operative position, associated with an open configuration of the circuit breaker, to a second operative position, associated with a closed configuration of the circuit breaker.

Abstract: An electric switching device for a low voltage circuit includes an electronic unit configured to be operatively connected to a first communication bus implementing a first communication protocol, a communication module configured to be operatively connected to the first communication bus and to a second communication bus implementing a second communication protocol, which is different than the first communication protocol. The communication module is configured to place the first communication bus in communication with the second communication bus, and to detect a condition of the switching device and make it available externally thereto by means of the first communication bus and/or the second communication bus.

Abstract: A low voltage switch pole which comprises an insulating casing having lateral walls and a front and a rear wall and defining an internal space with a contact area and an arc extinguishing area, a fixed contact assembly and a movable contact assembly being positioned in said contact area, said movable contact assembly being movable between a closed position in which it is into contact with said fixed contact assembly and an open position in which it is spaced apart from said fixed contact assembly, an arc chamber comprising a plurality of substantially parallel metallic plates inserted into an enclosure made of insulating material being positioned in said arc extinguishing area; the switch pole further comprises an insulating wall which is positioned in said internal space between said contact area and said arc extinguishing area and partially separates said contact area from said arc extinguishing area, a channel connecting said contact area to said arc extinguishing area being provided in said insulating wal

Abstract: An electronic device (1) for measuring a differential current (ID) in an electric line (100) having a plurality of conductors, said electronic device comprising: a sensing circuit (2) comprising: a current transformer (21) having a magnetic core (211) through which the conductors of said electric line pass, a secondary winding (212) and an excitation winding (213) along which an excitation current (IE) circulates to polarize said magnetic core (211); an output circuit section (22) electrically connected to said secondary winding (212) and configured to provide a first signal (V1).

Abstract: An assembly for the frame of a switchboard is disclosed, which can include a hollow member which extends lengthwise along a reference axis and which has at least one slot. The assembly can include at least one connecting element for connecting the assembly to a corresponding corner joint element of the frame, and the connecting element can include an insulating body and a fixing metal plate which is associated to a carrying part of the insulating body. The carrying part can be at least partially inserted transversally with respect to the reference axis into the hollow member through the slot, so as to arrange at least a portion of the associated fixing metal plate into the hollow member transversally with respect to the reference axis.

Abstract: The present invention relates to a control mechanism for the displacement of at least one moving contact of a low-voltage circuit-breaking device. The control mechanism comprises elastic means operatively connectable to the moving contact, at least a first element of which is operatively connected to a second element by means of pin-shaped connection means. The first and second elements each comprise a pair of facing lateral portions that are connected by a transverse portion. The pin-shaped connection means comprise a pair of pin-shaped ends, each of which emerges from one side of a lateral portion of the first element. Said pin-shaped means also comprise a pair of seats, each of which is defined on a lateral portion of the second element. Each pin-shaped end is inserted in a corresponding seat so as to configure an axis of mutual rotation between the first and the second elements.

Abstract: Exemplary embodiments are directed to a direct current switching apparatus including at least a first mechanical switching device which is suitable to be positioned along an operating path of an associated DC circuit and includes a fixed contact and a corresponding movable contact which can be actuated between a closed position and an open position along the operating path, wherein an electric arc can ignite between the contacts under separation. The switching apparatus includes an electronic circuit having a semiconductor device which is suitable to be positioned along a secondary path and connected in parallel with the first mechanical switching device. The electronic circuit can be configured to commute the flow of current from the operating path to the secondary path and extinguish an electric arc ignited when the movable contact separates from the fixed contact when the first mechanical switching device fails to extinguish the same.

Abstract: A bus bar for electric power distribution switchboard is disclosed, which can include a conducting body, which longitudinally extends along a principal axis and, which, seen in a transversal cross-section, has a first side and a second side transversally connected by a third side and a fourth side. The body has, on the first side, at least a first slot and a second separated slot, and wherein the first slot has a first bottom portion from which a first lateral wall and a second lateral wall protrude transversally facing to each other, and the second slot has a second bottom portion from which a third lateral wall and a fourth lateral wall protrude transversally facing to each other. Each of the first bottom portion and the second bottom portion includes two substantially straight tracts, which form an angle of less than 180° between them.

Abstract: The invention relates to an accessory device assembly for a low or medium voltage switching device. The accessory device assembly comprises at least a first accessory device comprising a first external housing, first electrical connection means for electrical connection with said switching device, second electrical connection means for electrical connection with outside equipment, third electrical connection means for electrical connection with a second accessory device, first mechanical connection means for mechanical connection with said second accessory device and second mechanical connection means for mechanical connection with said switching device.

Abstract: An exemplary switching device for an electric circuit, including at least one contact movable between a closed position in which it is coupled to a corresponding fixed contact and an open position in which it is spaced away from said corresponding fixed contact. A main shaft suitable for rotating about an axis and operatively connected to said at least one movable contact so as to cause with its rotation the movement of said at least one movable contact between the open and closed positions. The switching device includes a locking device which has one or more parts coupled to and which is configured for directly acting on the main rotating shaft and locking said at least one movable contact in the open position.

Abstract: A circuit breaker is shown which includes a plurality of fixed contacts and a plurality of corresponding movable contacts. An actuating shaft is operatively connected to and actuates the plurality of movable contacts to couple with/separate from the corresponding fixed contacts. A supporting device for the actuating shaft can be movably connected to a wall of the circuit breaker, and the actuating shaft can be operatively coupled to the supporting device to rotate around a rotation axis relative to the wall of the circuit breaker and the supporting device itself. The circuit breaker can include an adjustment device for adjusting at least the position of the actuating shaft relative to the wall.