Patent application number | Description | Published |
20100099289 | MV or HV Power Distribution Cubicle with Integrated Digital Communication, and a Multi-Functional Module For Such a Cubicle - A medium or high voltage power distribution cubicle comprising: one or more primary equipment devices aimed at performing one or more primary functions (e.g. breaking, conducting the nominal current, withstanding the short circuit current, disconnecting, earthing, isolating live part from operators); one or more secondary equipment devices aimed at performing secondary functions (e.g. protection, interlock, supervision, control, measure, metering); and at least a first intelligent electronic device which is operatively communicating with said one or more secondary equipment device by a digital communication bus which is coupled to an associated first digital connector. | 04-22-2010 |
20110270455 | METHOD FOR PERFORMING SERVICE/MAINTENANCE ON A SWITCHGEAR PANEL, AND RELATED SWITCHGEAR PANEL - A switchgear panel and a method for servicing/maintaining a switchgear panel are disclosed which provide a Human Machine Interface that includes a first memory unit, and a first circuit breaker on board of which an Intelligent Electronic Device is placed. The Intelligent Electronic Device having an associated memory unit. The first memory unit and/or on the associated memory unit storing sets of data related to one or more of the switchgear panel, the first Intelligent Electronic Device, and the first circuit breaker. The Human Machine Interface is in operative communication with the first Intelligent Electronic Device, to transfer and save one or more of the sets of data stored on the associated memory unit onto the first memory unit or vice versa. | 11-03-2011 |
20120228097 | METHOD AND SYSTEM FOR RETROFITTING A CIRCUIT BREAKER - A retrofit assembly and method of retrofitting a circuit breaker in a switchgear are described. The retrofit assembly can includes one or more adjustable elements for fitting a circuit breaker into a switchgear panel of the switchgear. The adjustable elements can include a plurality of adjustable modular female tulip contacts to receive a corresponding plurality of male contacts in a panel of the switchgear, each female tulip contact being flexible for a plurality of diameters, a plurality of modular phase adjustment contact arms to provide phase alignment between the poles of the circuit breaker, and/or an adjustable truck for placing the circuit breaker in contact with a rack for the circuit breaker in the switchgear. | 09-13-2012 |
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 |
20140343895 | MONITORING OF PRIMARY DEVICES IN A POWER SYSTEM - For monitoring diagnostic rules of a power system, an exemplary method is disclosed and includes collecting operational diagnostic data from a first primary device; identifying a change of a diagnostic indicator based on the operational diagnostic data; adapting a diagnostic rule to the identified change, wherein the diagnostic rule is applicable to the diagnostic data for determining a diagnostic warning which indicates a diagnostic state of a primary device; and providing a diagnostic warning of a second primary device by applying the adapted diagnostic rule to operational diagnostic data collected for the second primary device. | 11-20-2014 |
20150083556 | SHUTTER DEVICE FOR AN ELECTRICAL SWITCHGEAR PANEL, AND RELATED SWITCHGEAR PANEL - A shutter device is disclosed for an electric switchgear panel, including a base configured to be placed on a bearing surface inside the switchgear panel, the base being adapted to support, positioned thereon, a current switching device movable between a connected position wherein the switching device is electrically connected to an associated electrical circuit and a disconnected position wherein the switching device is electrically separated from the corresponding electrical circuit, a frame having at least a portion which rises up transversally from the base and delimits a through aperture, a movable shutter operatively associated with the base and the frame and an actuating mechanism adapted to move the shutter between a first position where the shutter closes at least partially the through aperture and a second position wherein the shutter is retracted and leaves the through aperture at least partially opened. | 03-26-2015 |
20150087177 | ELECTRICAL ADAPTER, AND RELATED SWITCHGEAR PANEL - An electrical adapter is disclosed for connecting a connection contact of a circuit breaker with an associated contact piece of an electrical circuit along which the circuit breaker has to be inserted, including a hollow tubular element having a first end portion and a second end portion configured to be electrically connected to a connection contact and a contact piece, respectively, an inner cavity of the hollow tubular element having, at the first end portion, a first frusto-conical shape. A first connector having a hollow deformable body and configured to be accommodated inside the first end portion. A locking body configured to be securely placed along the inner cavity of the hollow tubular element. A second connector including a first connection portion configured to be accommodated inside the first end portion of the hollow tubular element. | 03-26-2015 |
20160118783 | A COIL ACTUATOR A FOR LOW AND MEDIUM VOLTAGE SWITCHING APPARATUS AND AN ARC FAULT COIL SUPPRESSION DEVICE COMPRISING SAID COIL ACTUATOR - A coil actuator for a low and medium voltage switching apparatus comprising a coil electromagnet ( | 04-28-2016 |