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| Number | Title | Issue Date |
| 7990687 | Gas-insulated switchgear A gas-insulated switchgear includes an electric conductor that is housed in a vessel that is sealed and filled with insulating gas, a current transformer that is housed in the vessel, which includes a coil wound around the electric conductor, an electric-field relax... | 08/02/2011 |
| 7354286 | Adapter for connectors An adapter for connectors to couple connectors and power supply sockets of different specifications to establish electric connection between them includes two terminal sets that are insertable into the power supply sockets. The two terminal sets are pivotally couple... | 04/08/2008 |
| 7352564 | Power distribution substation An improved power distribution unit substation, having a plurality of differing voltage rated main breaker cells, encased within a single housing is disclosed. The improved power distribution substation saves considerable floor space as compared to prior art substat... | 04/01/2008 |
| 7337081 | Metering device with control functionality and method thereof A metering device of a power substation and method are provided for operating on a secondary analog waveform output by a transformer assembly receiving a primary waveform. The method includes stepping down the secondary waveform and generating a corresponding output... | 02/26/2008 |
| 7310220 | High voltage outdoor substation The substation has at least one outdoor busbar (11, 12) as well as at least two switch bays which can be connected to the busbar and at least one encapsulated, gas-insulated, arrangement of switchgear modules (30) which is arranged in one of the switch... | 12/18/2007 |
| 7286337 | Switching device for power distribution An object of the present invention is to provide a switching device for power distribution, wherein the entire load side-area including a circuit breaker can be protected against the grounding, whereby the protection region can be widened, leading to an enhancement ... | 10/23/2007 |
| 7193338 | Method for tapping a high voltage transmission line and substation using the same A method of tapping a high voltage transmission line for input into a power distribution substation is disclosed. The method comprises the steps of dividing the transmission line and attaching the conductors to the primaries of at least two transformers via a series... | 03/20/2007 |
| 7142410 | Transformer with housing and switch gear A transformer is formed by a housing having a main transformer compartment, a first compartment for the input terminals for the main power supply, a second compartment for the output terminals to supply the load and a third compartment for a manually operable switch... | 11/28/2006 |
| 7130172 | Switchgear and receiving transformation apparatus using the same A switchgear having a primary circuit breaker and a secondary circuit breaker respectively arranged on the primary side and secondary side of a load switch or a voltage and current transformer for an instrument, a primary grounding switch arranged between the load s... | 10/31/2006 |
| 7121851 | System and method for multi-positional power supply adaptor A portable (travel) charger or power adaptor (10) can minimize the protrusion from a wall when used as a wall mounted charger and can further maximize the number of power adaptors that can be (safely) plugged into a standard AC strip. The power adaptor can in... | 10/17/2006 |
| 7075778 | Hybrid gas-insulated switchgear A hybrid gas-insulated switchgear constitutes an electrical circuit for a single-line diagram unit by arranging one first standardized module and two second standardized modules in a single row such that the central axes of tanks are generally aligned and electrical... | 07/11/2006 |
| 7075779 | Voltage transformer with hinged housing The invention relates to a voltage transformer (1) including a housing (12) which encloses, at least partially, a mains plug (3, 4) connectable to a mains voltage source, a terminal plug (8) connectable to a terminal, and a voltage-transf... | 07/11/2006 |
| 6999305 | Modular electrical distribution system A modular electrical distribution system includes a number of linked segments. A first electrical component is mounted in one of the segments and a second electrical component is mounted in another one of the segments. The first and second electrical components are ... | 02/14/2006 |
| 6754066 | UPS cabinet and method of assembly A cabinet for an uninterrupted power source (UPS) is disclosed. The cabinet has three portions that characterize the frame. A front portion contains capacitor assemblies, power DC Link, power electronic components, and a control panel. The control panel and power DC... | 06/22/2004 |
| 6696925 | Electrical revenue meter and instrument transformers mobile station A mobile metering system (MMS) comprises a trailer-mounted fully-enclosed three-phase set of current transformers (CTs) and power transformers (PTs), and a metering interface. The instrument transformers reduce the source voltage to a meterable level. The... | 02/24/2004 |
| 6678151 | Module for high- and medium-voltage electric station A module comprising: a supporting frame, having a fixed and a movable part; first actuator for wiring the movable part; first and second sets of three insulating posts, arranged on the fixed part along two corresponding rows; first and second disconnectio... | 01/13/2004 |
| 6631075 | Switchgear The instrumentation transformers 6a to 6d and 7a to 7f for measuring the voltage of the main circuit are arranged within the container 15b located in the midst of the containers 15a to 15c. In the present invention, the containers 15a and 15b are linked b... | 10/07/2003 |
| 6459569 | Switchgear The instrumentation transformers 6a to 6d and 7a to 7f for measuring the voltage of the main circuit are arranged within the container 15b located in the midst of the containers 15a to 15c. In the present invention, the containers 15a and 15b are linked b... | 10/01/2002 |
| 6304429 | Electrical equipment accessory mounting assembly The accessory mounting assembly for supporting a plurality of fuses for electrical distribution equipment has a mounting bracket having a mid-portion and top and bottom bent ends. A mounting board, for supporting at least one fuse, is attached to the moun... | 10/16/2001 |
| 6265656 | Dielectric material housing for an assembly which is at high voltage A dielectric material housing for accommodating an assembly such as a high voltage, power-electronics assembly. The housing is, for example, in a cuboid shape and has a U-shaped wall section which extends from its top surface via its front surface to its ... | 07/24/2001 |
| 6233137 | Compact power distribution substation A compact indoor power distribution substation employs ambient-air-insulated high-voltage components, in lieu of gas-insulated components, for the distribution at 36 kV or less of electrical power from 60 kV to 245 kV high-voltage incoming lines. The subs... | 05/15/2001 |
| 6215653 | Modular electrical substation and method of constructing same A modular electrical substation for erection at a prepared site has a horizontal steel base formed of interconnected longitudinal and transverse beams and is set on the prepared site. An open top oil containment pan is centrally supported on the base and ... | 04/10/2001 |
| 6195253 | Substation A substation for high voltage switching and a method of building the same. The substation includes an air-insulated high voltage switchgear station, a transformer and a medium voltage switchgear station. The high voltage switchgear station is arranged ins... | 02/27/2001 |
| 5999400 | Modular plug with electronic components A modular plug which has an insulative housing comprising a front wall, a rear wall, a top wall, a bottom wall and a pair of lateral walls which are perpendicularly interposed between the top two bottom walls. There are a plurality of front longitudinal t... | 12/07/1999 |
| 5841629 | High voltage hybrid design switchgear A high-voltage hybrid design switchgear with three power switch housings (1, 2, 3) arranged next to one another in series, each of which is connected to a horizontally arranged cylindrical adapter box (14, 15, 16). The adapter boxes (14, 15, 16) are arran... | 11/24/1998 |
| 5777842 | Transformer station and breaker apparatus A transformer station includes a plurality of power transmission lines receiving electric power, a bus bar connected to the power transmission lines, a transformer connected to the bus bar to transform voltage of the electric power supplied from the bus b... | 07/07/1998 |
| 5764472 | Isolator assembly An isolator assembly (20) is provided for selectively isolating or connecting first and second bus bars (31) located on opposed sides of a wall (22). The assembly includes mounting means (24), for mounting the assembly (20) in the wall (22), and a through... | 06/09/1998 |
| 5757260 | Medium voltage switchgear with means for changing fuses Fuses for the potential transformers (PTs) in medium voltage switchgear are mounted in fuse assemblies which are reciprocated within the switchgear enclosure independently of the transformers they protect between a connected position in which the fuse ass... | 05/26/1998 |
| 5648888 | Power distribution substation Disclosed is a power distribution substation for power distribution to a consumption pool having a high voltage unit divided into cells, each cell containing high voltage incoming connection equipments connected by high voltage cables to a power source ha... | 07/15/1997 |
| 5613164 | Portable system having data distribution and power distribution removably positioned within portable enclosure during shipping and adapted for repositioning within internal storage space during operation All power supplies and LAN adapters required for multiple computer terminals in a networked environment packaged within one portable enclosure that functions as a shipping case. The enclosure is used as an overhead projector table and a printer stand.... | 03/18/1997 |
| 5596467 | Electrical energy-transforming equipment An electrical energy-transforming equipment comprises a transformer arranged within a cubicle, a current transformer and a potential transformer both connected to the transformer. The transformer, the current transformer and the potential transformer are ... | 01/21/1997 |
| 5587873 | Distributor In a distributor, a plurality of switches are connected in series with one another on main distribution lines emerging from a receiver switching apparatus, thus forming a trunk. A branch line extends from a junction between each pair of adjoining switches... | 12/24/1996 |
| 5539614 | Control unit, plug-in unit, transformer, zero-phase current transformer, and frequency measuring circuit applied to control center A control unit forms a control center serving as one type of a control panel in an electric power system control system. The control unit accommodates equipments such as a circuit breaker, an electromagnetic switch, a zero-phase current transformer, and a... | 07/23/1996 |
| 5530297 | Wire retainer for current mode coupler and method for retaining wires An improved current mode coupler comprising a base (100), a housing (300) mountable to a panel. The coupler base (100) includes a pair of wire retainers (200) for securing the wires (230,231) of a twisted pair cable within wire receiving channels (204,205... | 06/25/1996 |
| 5396696 | Flyback transformer device and apparatus for preparing same In a flyback transformer device wherein the leads of diodes or like electronic components are connected between pairs of terminal pieces provided upright at opposite ends of a coil bobbin, the lead ends of the components are fixedly connected to the respe... | 03/14/1995 |
| 5126917 | Gas insulated switchgear A gas insulated switchgear includes main bus bars disposed vertically and branch circuit units connected to and spread horizontally from the main bus bars, the branch circuit units each comprising disconnecting switches, circuit breakers, current transfor... | 06/30/1992 |
| 4866568 | Integrated transformer sectionalizing switch assembly An integrated transformer-sectionalizing switch assembly including a transformer module having a low profile feeder module mounted on and connected to the transformer module. The feeder module including two pair of circuit breakers mounted in side by side... | 09/12/1989 |
| 4562360 | Mobile substation This invention relates to a mobile substation wherein constituent equipment of a substation are made movable by carrying them on a chassis of said mobile substation, and in a predetermined site, the substation is connected from a first terminal to a recei... | 12/31/1985 |
| 4536659 | Visible disconnect/ground switch An improved disconnect/ground switch assembly for use in conjunction with a high voltage DC power supply is disclosed. High voltage rectified DC power is provided on a conductor through an insulating bushing. An electrically conductive contacting mechanis... | 08/20/1985 |
| 4500935 | Package substation in tank with separate chambers The invention deals with a package substation in which a plurality of elements which constitute a substation are accommodated in a tank, the elements are isolated by separator walls which constitute accommodation chambers, and said accommodation chambers ... | 02/19/1985 |
