Patent application number | Description | Published |
20100027179 | POWER AND CONTROL UNIT FOR A LOW OR MEDIUM VOLTAGE APPARATUS - A power and control unit for low or medium voltage applications operatively coupable to a low or medium voltage apparatus and to a protection relay having a trip circuit supervision. The power and control unit for low or medium voltage applications according to the invention comprises:
| 02-04-2010 |
20100027183 | SINGLE COIL ACTUATOR FOR LOW AND MEDIUM VOLTAGE APPLICATIONS - A single coil actuator for low and medium voltage applications which comprises a single coil electromagnet and a power and control unit operatively connected to said single coil electromagnet. The power and control unit comprises:
| 02-04-2010 |
20100027687 | INTERFACE MODULE FOR COMMUNICATION WITH AN ELECTRONIC OR AN ELECTROMECHANICAL DEVICE OF A MEDIUM VOLTAGE INTERRUPTION UNIT - An interface module for communication with at least a first electronic or electromechanical device of a medium voltage interruption unit which comprises at least a power supply port through which said first device receives electric power. The interface module further comprises first interface means that are electrically connected to said power supply port, said first interface means exchanging information with said first device through said power supply port. | 02-04-2010 |
20100079226 | SINGLE COIL ACTUATOR FOR LOW AND MEDIUM VOLTAGE APPLICATIONS - A single-coil actuator for low or medium voltage applications which comprises a first assembly which comprises a first casing having a first half-casing and a second half-casing coupled to each other. The first casing defines an internal space housing an electromagnet having a coil and an armature movable between two positions. The first half-casing has a first opening for the mechanical coupling of the armature with an external element, while one of the first or second half-casing has a second opening for the electrical connection of the electromagnet. The electrical connection comprises a first connection element of the socket and plug-type connection which is electrically connected to the coil and positioned in correspondence of the second opening. | 04-01-2010 |
20120014018 | POWER AND CONTROL UNIT FOR A LOW OR MEDIUM VOLTAGE APPARATUS - A power and control unit for low and medium voltage applications, operatively couplable to one or more functions of a low or medium voltage apparatus, comprising:
| 01-19-2012 |
20120014032 | TRIP CIRCUIT SUPERVISION RELAY FOR LOW AND MEDIUM VOLTAGE APPLICATIONS - A Trip Circuit Supervision (TCS) relay for Low and Medium Voltage applications operatively connectable to a trip circuit of a Low or Medium Voltage apparatus, said TCS relay comprising first means for detecting the current circulating in said trip circuit, second means for detecting the continuous component of the current circulating in said trip circuit, third means for detecting the presence of pulses in the current circulating in said trip circuit, first enabling means for enabling said third means for detecting the presence of pulses in the current circulating in said trip circuit, signal generating means connected in input to said second and third means for detecting, respectively, the continuous component of and the presence of pulses in the current circulating in said trip circuit, and connected in output to control means operatively connectable to alarm generating means. | 01-19-2012 |
20120319476 | POWER AND CONTROL UNIT FOR A LOW OR MEDIUM VOLTAGE APPARATUS - A power and control unit for a low or medium voltage apparatus, said apparatus comprising at least a couple of electrical contacts that can be coupled/separated by means of an electro-magnetic actuator, first power storage means for supplying electric power for the operations of said apparatus and power supply means for charging first said power storage means, characterised in that it comprises:
| 12-20-2012 |
20130271116 | COMBINED MEASURING AND DETECTION SYSTEM - A combined measuring and detection system is disclosed which includes an electronic evaluation unit for analyzing a broad frequency spectrum of measured quantities and one or more measuring devices for measurement of one or more of a magnetic field, an electric field, a current, and a voltage. The measuring devices are operatively connected to the electronic evaluation unit, which is provided with at least one frequency splitter dividing the measured quantities into a low frequency component and into a high frequency component. Low frequency components are used for measurement and protection analysis and high frequency components are used to detect partial discharges activity. | 10-17-2013 |
20140218138 | SWITCHING DEVICE AND RELATED SWITCHGEAR - An exemplary mechanically operated switching device includes at least one movable contact and an operating mechanism for coupling/separating the movable contact to/from a corresponding fixed contact. The operating mechanism includes first elastic mechanism for, upon release, providing the energy to separate the movable and fixed contacts. At least one shunt release having: a member movable between first and second stable positions, wherein movement from the first stable position to the second stable position releases the first elastic mechanism; at least a permanent magnet generating a force for holding the movable member in the first stable position, wherein the movable member held in the first stable position compresses a second elastic mechanism; and at least one electrical winding associated with the movable member and the electronic mechanism, which is configured to electrically drive the winding to generate a magnetic force that releases of the compressed second elastic mechanism. | 08-07-2014 |
20140218838 | COIL ACTUATOR FOR A SWITCHING DEVICE AND RELATED SWITCHING DEVICE - An exemplary coil actuator for an associated switching device which can be actuated during its operation from an open position to a closed position to allow a current to flow therethrough and from the closed position to the open position to interrupt such flowing from flowing therethrough. The coil actuator includes a coil electromagnet arranged to move between a rest position and an actuating position, wherein movement from the rest position to the actuating position is suitable to cause the actuation of the switching device; and an electronic component arranged to count an operation time which is indicative of the duration of the actuation of the switching device. | 08-07-2014 |
20140265636 | ELECTRONIC SYSTEM FOR AN ELECTRICAL APPARATUS AND RELATED METHOD - An electronic system is disclosed for an associated electrical apparatus, the system having at least a binary input adapted to receive one or more candidate signals; at least an electronic active load having one or more electronic active devices and operatively connected to the binary input; and a controller operatively associated to the binary input and to the active load. The controller can detect application of a candidate signal to the binary input and electrically drive the active load upon such detection; and after absorption of a predetermined amount of energy, validate the candidate signal if its residual content of energy exceeds a predetermined threshold. | 09-18-2014 |