Abstract: One aspect of the present invention provides a housing for housing electrical equipment in an aircraft. The housing comprises one or more panels defining an enclosed space for housing electrical equipment in an aircraft. The housing also comprises at least one electrical busbar for providing electric power to the electrical equipment, wherein the at least one electrical busbar is configured to provide structural support for the housing.

Abstract: A system (10) and method (200) are disclosed for detecting electrical connectivity. The system includes at least one power distribution conductor (18) and at least one electrical power pad (20) comprising a detection pad (28) that is electrically isolated from a remaining portion of the respective at least one electrical power pad (20). A measured parameter at the detection pad (28) provides an indication of electrical connectivity between the at least one power distribution conductor (18) and the respective at feast one electrical power pad (20).

Abstract: Provided is a circuit board manufacturing method capable of securing circuit patterns on a plate-like insulator while keeping the relative position between the circuit patterns, and also provided is a circuit board in which the relative position between a plurality of circuit patterns is kept. A first coil (30) having one turn is formed in a planar shape from a metal plate. Next, a second coil (40) having four turns is formed in a planar shape from a metal plate, wherein both of the ends (41, 42) of the coil are linked to other adjacent regions via linking portions (43, 44). A pair of the first coil (30) and the second coil (40) are then overlapped so as to face each other through a plastic plate (50) in which a plurality of prepregs are stacked, after which the links by the linking portions (43, 44) are disconnected.

Abstract: A system and method are provided for coordinating the installation and removal a motor control center subunit with the power connection and interruption thereof. A system of interlocks and indicators causes an operator to install a motor control center subunit into a motor control center, and connect supply and control power thereto, in a particular order. Embodiments of the invention may prevent actuation of line contacts of the bucket, and shield the line contacts, until the bucket is fully installed in the motor control center. Other embodiments also prevent circuit breaker closure until the line contacts are engaged with a bus of the motor control center.

Abstract: An electrical instrument includes an input terminal block that allows customers to configure input power as either single-phase, three-phase delta, or three-phase wye, using shorting bars to connect appropriate line and/or neutral terminals to each other without the need for an external adaptor or converter, and without modifying the internal circuitry or programming of the instrument.

Abstract: A power delivery system includes a bus bar and a housing coupled to the bus bar. A semiconductor power device is enclosed within the housing. The housing comprises an outlet configured to direct failure material of the power semiconductor device away from any remaining components connected to the bus bar. In another aspect, the power delivery system additionally or alternatively comprises two bus bars. A first of the two bus bars has a first landing, a riser, and a second landing, which is parallel to the first landing and in effect spatially offset from the first landing. A second of the two bus bars is attached to the second landing of the first bus bar, such that the second bus bar is parallel to but offset from the first landing of the bus bar.

Abstract: A electronics unit operable to facilitate vehicle battery charging or other energy manipulation activities. The electronics unit may include a current sensor operable to determine an output current. The output current determination may be used as feedback or inputs to other electronics unit electronics, such as to facilitate battery charging related operations or other operations attendant to use of the electronics unit.

Abstract: A server rack configured for a plurality of servers is disclosed, in which each of the servers has a power supply circuit board. The server rack includes: a case having a first face and a second face opposed to each other, the first face having an opening for the servers to be arranged in the case in an orientation; a power supply module provided on the second face of the case; and a power transmission assembly composed of a busbar provided on the second face in the orientation and electrically connected to the power supply module; and a plurality of electrical connectors provided on the busbar and coupled respectively with the power supply circuit boards of the servers. Through the power transmission assembly, the servers may be powered in a centralized way by the power supply module.

Abstract: Certain embodiments of the present invention provide a power outlet unit. The power outlet unit includes an inlet, a first group of outlets spaced apart at intervals of one rack unit, a first circuit breaker electrically connected to the inlet and the first group of outlets, a second group of outlets spaced apart at intervals of one rack unit, and a second circuit breaker electrically connected to the inlet and the second group of outlets.

Abstract: Systems and method for installing computer equipment and power distribution equipment in facilities is provided. In one aspect, the present invention provides a power distribution rack, and uninterruptible power supply rack and a plurality of equipment racks. A plurality of power cables are run from the power distribution rack to each of the plurality of equipment racks using power cable tracks located on the roofs of the equipment racks.

Abstract: A power source circuit shut off apparatus shuts off a circuit of a battery assembly in which plural battery cells connected in series are arranged in parallel. The power source circuit shut off apparatus includes a housing, a pair of bus bars that is arranged in the housing and is connected to the adjacent battery cells respectively, a switch section that is adapted to conduct electrical connection or disconnection between the pair of bus bars, and a retaining member which is formed on the housing and is configured to be retained to a resin frame part of a side surface of the battery cell.

Abstract: A power feed assembly for an electrical busway includes a housing and a fuse support coupled to the housing. The fuse support includes a non-conductive support member having a number of first conductive members and a number of second conductive members coupled thereto. Each of the first members are structured to couple a line voltage conductor passing through an opening in the housing to the support member and each of the second members are structured to be in electrical communication with a respective busbar of a section of electrical busway coupled to the housing. The support member is structured to have a number of fuses coupled thereto such that each fuse forms a portion of an electrical pathway between a respective one of the number of first conductive members and a respective one of the number of second conductive members.

Abstract: A solid insulated switchgear having at least one circuit switches for switching a three-pole AC circuit includes a plurality of bus-bars for pole. Each of the bus-bars for pole being providing correspondingly for each pole comprises a ring-shaped bus-bar portion electrically connecting the arc extinguishing mechanisms for the same pole, and each having an internal electrical conductor portion and an external solid insulated mold portion in which the conductor portion is built; and a plurality of extended connecting portions respectively extended from the ring-shaped bus-bar portion while being space apart from one another in a circumferential direction so that the plurality of circuit switches are connected in the state in which the plurality of circuit switches are separated from one another.

Abstract: A switchgear assembly module has a housing, which forms a common gas space for accommodating an insulating gas for the switchgear assembly module. The switchgear assembly module includes a busbar conductor arrangement having three busbar conductor sections, which are accommodated in the common gas space, an outgoing conductor connection group with three outgoing conductor openings and with three outgoing conductor sections, which extend from within the housing towards a respective one of the outgoing conductor openings, and three switch disconnectors, which each connect a respective one of the busbar conductor sections to a respective one of the outgoing conductor sections via a disconnection point. The disconnection point of a first one of the switch disconnectors is arranged on a first side of an outgoing normal plane and the disconnection point of a second one of the switch disconnectors is arranged on a second side of the outgoing normal plane.

Abstract: The invention relates to a power switch cabinet of a device for producing electric energy. The technical object of obtaining optimum scalability and cooling of a power switch cabinet despite little space being required is achieved according to the invention in that the power switch cabinet has a machine connection, a power module and a mains connection, wherein the power module has a machine converter, a mains converter, a direct voltage intermediate circuit and a chopper, and the arrangement of the components substantially corresponds to the direction of the power flow.

Abstract: The electrical card has power modules constituted by power components and by control components that are carried by strips fastened on a support plate comprising an electrical ground plate. The power components are connected firstly to control buses, and secondly to power buses carried by the support plate and extending in a layer adjacent to the electrical ground plate.

Abstract: A combined current transformer and metering system is described, having a securable case, two or more current transformers each having a core and secondary windings connected to a secondary circuit, wherein the transformers are mounted within the case. A wiring harness connects the secondary windings of the transformers with shorting current switches for short circuiting the secondary current circuit, and voltage switches for disconnecting a voltage, wherein both sets of switches are mounted on the case. A process of manufacturing the system is described, wherein the transformer cores are positioned within the case, the wiring is connected between the transformer cores and attachment hardware on an upper deck of the case, and insulation medium is inserted within the case. A base plate is described, having rails to hold the system and having a tab at one end, and apertures for a rod positionable between rails at a second end.

Abstract: A power distribution rack includes a chassis that defines a first slot and a second slot adjacent the first slot. The power distribution rack also includes a plurality of electronics modules including a first module coupled within the first slot and a second module coupled within the second slot. A central bus bar assembly is coupled to the chassis and includes an outer bus bar including a first flange, a second flange, and a first bus plate extending therebetween. The first and second flanges and the first bus plate define a first channel. The bus bar assembly further includes an inner bus bar coupled within the first channel. The inner bus bar includes a third flange, a fourth flange, and a second bus plate extending therebetween. The first and third flanges are coupled to the first module and the second and fourth flanges are coupled to the second module.

Abstract: A circuit board assembly includes a motherboard, a first daughterboard, and a first metal bar. Two ends of the first metal bar are respectively fastened to the motherboard and the first daughterboard, and are electrically connected between the motherboard and the first daughterboard. The first metal bar is supported between the motherboard and the first daughterboard, so as to position the first daughterboard separately over the motherboard and enable the first daughterboard to be substantially perpendicular to the motherboard.

Abstract: A power distribution system comprising a cabinet configured to hold electronic components therein. An outside surface of the cabinet has one or more electrical termination contacts thereon such that a surface of the electrical termination contacts is part of the outside surface. The electrical termination contacts are configured to be coupled to an external DC power source at the outside surface.

Abstract: A heat transfer system includes an electrical distribution cabinet extending about at least one current-carrying conductor. The heat transfer system also includes at least one electrically-insulating and thermally-conducting device coupled to the at least one current-carrying conductor. The heat transfer system further includes at least one heat pipe coupled to the at least one electrically-insulating and thermally-conducting device. The heat pipe is also thermally coupled to at least a portion of the electrical distribution cabinet.

Abstract: A battery distribution unit (BDU) for holding a first electronic device having a first blade terminal extending therefrom and a second electronic device having a second blade terminal extending therefrom includes a BDU housing, a strip busbar received in the BDU housing, and first and second cross terminals received in the BDU housing. The first cross terminal receives the strip busbar at a first end thereof and is configured to receive the first blade terminal at a second end thereof. The second cross terminal receives the strip busbar at a first end thereof and is configured to receive the second blade terminal at a second end thereof.

Abstract: A power distribution assembly is provided for a system such as, for example, an aircraft electrical system. The power distribution assembly includes a frame having a number of mounting points structured to be mounted to a thermally conductive structure such as, for example, an aircraft panel. A shell is disposed on the frame. A backplane is disposed within the shell. The backplane includes a plurality of at least partially embedded electrical conductors. Electrical apparatus such as, for example, relays or contactors, are electrically connected to the at least partially embedded electrical conductors. The relays or contactors generate heat. The backplane, the at least partially embedded electrical conductors, and the frame provide a direct thermal pathway for transferring the heat away from the power distribution assembly to the aircraft panel.

Abstract: A device for holding at least one switch within an enclosure includes a frame configured to surround at least a portion of the switch. The frame includes a bridge portion extending along a back portion of the switch, and lateral arms extending along respective side portions of the switch. The lateral arms include fastening equipment configured to provide an adjustable retention of the switch in the enclosure. The device may be included in a switch cabinet.

Abstract: An energy storage system comprising at least one energy storage module adapted to supply electrical energy to a hybrid vehicle. The energy storage module comprises an enclosure, at least one battery array located within the enclosure, and an energy storage controller module located within the enclosure and electrically connected to the battery array. A high voltage junction box is attached to a first end of the enclosure and having a plurality of high voltage connection terminals connected by a plug-in bussed electrical center configured to reduce the possibility of unintentional grounding or shorting, and decreases the safety risk to a technician during servicing. At least one of the high voltage connection terminals is configured to receive a high voltage conductor connected between the energy storage module and an inverter of the hybrid vehicle.

Abstract: Power connectors and switchgear assemblies are presented herein. A power connector is disclosed for electrically coupling a circuit breaker to an electrically conductive bus bar. The connector includes a fork-shaped head for electrically connecting to the circuit breaker, and a base for electrically connecting to the bus bar. A yoke extends between and connects the base to the fork-shaped head. The yoke has a transverse cross-section with a length that is greater than a width. The length and/or width of the transverse cross-section varies between respective ends of the transverse cross-section.

Abstract: An inverter device includes an inverter stack, and a switchboard to insert the inverter stack from a front side to store. The inverter stack, as an output relay unit, linking three phase output terminals and output relay terminals forming the switchboard, alternatively, selects a first output relay unit wherein three phase output relay bars for directly outputting three phases of outputs from the output terminals to the output relay terminals and a fixing plate to fix the three phase output relay bars to the inverter stack are unitized through an insulating member, or a second output relay unit wherein a single-phase output relay bar for outputting three phase outputs from the output terminals as a single phase to the output relay terminals and a fixing plate to fix the single-phase output relay bar to the inverter stack are unitized through an insulating member.

Abstract: A cooling apparatus is provided for a switchgear having at least one primary contact to connect to a terminal of a circuit breaker, with a busbar joint connected to the primary contact. The cooling apparatus includes an evaporator associated with the primary contact. A condenser is located at a higher elevation than the evaporator. Heat pipe structure fluidly connects the evaporator with the condenser. Heat transfer structure is coupled with the busbar joint for removing heat from the busbar joint. Working fluid is in the evaporator so as to be heated to a vapor state, with the heat pipe structure transferring the vapor to the condenser and passively returning condensed working fluid back to the evaporator for cooling the at least one primary contact.

Abstract: A circuit breaker having internal power monitoring and data signal generating apparatus, and a system for utilizing such a circuit breaker in a facility having a plurality of tenants served by branch circuits from a plurality of distribution panels. The circuit breaker radiates signals indicative of power consumption of the branch circuit protected thereby, together with a unique address identifier tied to one tenant. Electrical billings are based on summing all signals for each tenant. Changes to branch circuits during tenancy will not disturb correct billings since individual circuit breakers are associated with that tenant using power supplied by each branch circuit. Hence changes to branch circuits may be limited to modify building space locations served by the modified branch circuit, and need not be further modified to maintain correct billing in light of the circuit changes.

Abstract: A busbar connection system for coupling a first busbar segment to a second busbar segment includes a mounting component defining a slot and configured to be coupled to the first busbar segment, a retaining component configured to be coupled to the second busbar segment, and a connecting member including a first end and an opposing second end. The first end is configured to be coupled to the mounting component and the second end is configured to be coupled to the retaining component. The busbar connection system also includes a pivot member configured to be operatively coupled to the first end and shaped to be received within the slot. The pivot member enables the connecting member to pivot about the mounting component.

Abstract: A contact bus bar assembly for supplying power to a load, and further pertains to a switching device which can be connected to such a compact bus bar assembly, and to a power distribution system. The bus bar assembly includes at least two electrically conductive tracks which are at least partly covered by an electrically insulating cover. An outer surface of said insulating cover is provided with a plurality of ribs arranged in a region connecting pin terminals. The switching device may additionally comprise a separating element provided with a plurality of second ribs.

Abstract: An internal circuit structural element including a bus bar circuit structural element formed by a bus bar having a selectively cuttable portion that is formed into different types of routing configurations as a bus bar circuit by selectively cutting the portion, and a printed wire circuit structural element formed by a printed-circuit board having a selective energization portion obtained by dividing a printed wire that is formed into different types of routing configurations as a printed wire circuit by selectively attaching a jumper member that bridges across a divided portion of the printed wire to the selective energization portion.

Abstract: A rear panel for a draw-out circuit breaker includes a metal plate having a pair of rectangular cutouts. Two bushing blocks are joined together and at least partially extend through the cutouts. Each molded bushing block includes three bushings, each of which carry an electrical conductor that is over-molded therein.

Abstract: An electrical distribution panel includes a panel box locating a ground bus in electrical connection with a ground input lug, a neutral bus in electrical connection with a neutral input lug, and a primary power bus connected to a power input lug through a main breaker switch. The main breaker switch is operable between an on position in which the primary power bus receives power and an off position in which the primary power bus is disconnected. Primary circuit breakers can be supported in the usual manner in connection with the primary power bus. One or more auxiliary circuit breakers are connected to the power input lug to receive power independently of the main breaker switch. An electrical outlet can thus be integrally supported in one of the side walls of the panel box to receive power independently of the main breaker switch.

Abstract: A power distribution unit is provided for receiving diversified three-phase power or single-phase power. The power distribution unit includes a separable power cord and a separable wiring block. The separable power cord is used for receiving electric energy of input power. The separable wiring block is electrically connected with the power cord for providing at least one connection configuration. The connection configuration provided by one side of the wiring block comprises a delta configuration, a Y configuration or a parallel configuration.

Abstract: A power system including an uninterruptible power system (UPS) and a maintenance bypass panel (MBP) The UPS has an input to receive input power and an output to provide output power. The MBP has an input to receive the output power provided by the UPS and an output to provide the input power to the input of the UPS. A busbar is configured to couple one of the input of the UPS to the output of the MBP and the output of the UPS to the input of the MBP. The busbar has a first region to couple to one of the input and the output of the UPS, a second region to couple to one of the input and the output of the MBP, and a measurement region. A cover shields the busbar from inadvertent contact and includes a small diameter aperture to permit access to the measurement region of the busbar.

Abstract: Closed busbar system for three-phase low voltage distribution, comprising phase bars that extend lengthways and transverse branch bars, one of which is respectively electrically connected to an associated phase bar. The phase bars are maintained in an inserted manner in a socket of an insulating housing for reducing the cross-section or increasing the power in such a manner that a cooling channel associated with each phase track is formed between the rear side of the phase tracks and the base inner side of the socket.

Abstract: A load center includes a housing, a cover, and a circuit breaker. The load center can be retrofitted to further include a rotational motor, an actuator member, and a guide insert. The rotational motor includes a threaded drive shaft positioned through an aperture formed in the cover. The actuator member is threadingly engaged with the threaded drive shaft. The actuator member is oriented relative to the cover such that a handle of the circuit breaker is positioned through an aperture of the actuating member. Rotation of the threaded drive shaft causes the actuator member to translate such that a first actuating surface of the actuator member engages the handle and switches the handle from an OFF position to an ON position. The handle of the circuit breaker has full range of travel between the ON and OFF positions in response to the actuator member being moved into a neutral position.

Abstract: Provided is a device for distributing high-voltage power for a vehicle which supplies the main power of the vehicle to the electronic devices mounted in the vehicle. More specifically, a power distribution unit includes a plurality of first interlock connectors that connect distributed power to the electronic devices through cables, respectively. Furthermore, a switching unit including switching elements is disposed between the power distribution unit and the first interlock connectors and an interlock circuit unit that is connected with the first interlock connectors and the electronic devices and is separated before the cables are separated due to separation or breaking of the first interlock connectors. A switching control unit checks or determines which electronic devices connected with the interlock circuit unit are separated and controls the switching unit so that the distributed power is not supplied to just those effected electronic devices which have been determined to be separated.

Abstract: The present invention provides a junction block adapted adaptable for a variety of vehicles without increase of cost. The junction block includes a circuit board 2, a terminal block 3 for low-grade use to be connected to the circuit board, a bus bar block 4 superimposed on the terminal block and connected to the circuit board, a cover 9 for covering the circuit board from side of the bus bar block, and a plurality of fuses 39,39? to be connected to terminals 14a, 19a of the terminal block and the bus bar block, wherein the junction block is adaptable for a variety of vehicles with or without use of the bus bar block.

Abstract: High density uninterruptible power supplies are provided including an enclosure and at least one uninterruptible power supply positioned in the enclosure. A battery associated with the at least one uninterruptible power supply is positioned in the enclosure. The at least one uninterruptible power supply and the associated battery are configured to provide at least thirty seconds of backup power to a load connected thereto. Related systems and power distribution units are also provided.

Abstract: A system and method for coupling electrical power subsea. The system comprises a subsea electrical distribution system having at least one modular subsea circuit breaker assembly. The modular circuit breaker comprises a busbar enclosure housing a busbar. In one embodiment, the bus bar enclosure is pressurized with sulfur hexafluoride (SF6) gas. At least one circuit breaker enclosure housing a subsea circuit breaker is secured to the busbar enclosure. The interior of the busbar enclosure may be sealed from the interior of the circuit breaker enclosure. The circuit breaker enclosure may be pressurized with SF6 gas.

Abstract: An electrical distribution system includes at least one circuit breaker device having an electrical interruption system provided with an electrical pathway, at least one micro electro-mechanical switch (MEMS) device electrically coupled in the electrical pathway, at least one hybrid arcless limiting technology (HALT) connection, and at least one control connection. A HALT circuit member is electrically coupled to HALT connection on the circuit breaker device and a controller is electrically coupled to the control connection on the circuit breaker device. The controller is configured and disposed to selectively connect the HALT circuit member and the at least one circuit breaker device via the HALT connection to control electrical current flow through the at least one circuit breaker device.

Abstract: An electrical distribution panel includes a panel box locating a ground bus in electrical connection with a ground input lug, a neutral bus in electrical connection with a neutral input lug, and a primary power bus connected to a power input lug through a main breaker switch. The main breaker switch is operable between an on position in which the primary power bus receives power and an off position in which the primary power bus is disconnected. Primary circuit breakers can be supported in the usual manner in connection with the primary power bus. One or more auxiliary circuit breakers are connected to the power input lug to receive power independently of the main breaker switch. An electrical outlet can thus be integrally supported in one of the side walls of the panel box to receive power independently of the main breaker switch.

Abstract: A load center comprising a housing and, mounted within the housing as a single pre-fabricated unit of interconnected elements, two power buses, conductive paths branching off from each power bus, respective branch circuit breaker mounting sites each conductively linked to a corresponding one of the two power buses by a respective one of the conductive paths, and current sensors each association with a respective one of the conductive paths branching off from the power buses to provide an output responsive to current passing through said respective conductive path from the corresponding one of the two power buses to the respective branch circuit breaker mounting site. A processor in the housing receives current level signals indicative of the current passing through the conductive paths to produce, and preferably transmit, data for consideration in terms of power consumption by branch circuits fed through the load center.

Abstract: A motor control center comprises a plurality of bays in which switchgear components, circuit protective components, automation components and power electronic components are disposed for driving motors and other loads. Network optical conductors are routed through one or more wireways adjacent to the bays. Distribution nodes are coupled to the conductors and are interconnected with respective network terminals within the bays. Components within individual bays for which EtherNet and/or Internet connectivity is desired are coupled to the network terminals. The conductors may comprise plastic optical fibers and may be designed to operate in the relatively high voltage environment of the motor control center bays.

Abstract: A power system including an uninterruptible power system (UPS) and a maintenance bypass panel (MBP) The UPS has an input to receive input power and an output to provide output power. The MBP has an input to receive the output power provided by the UPS and an output to provide the input power to the input of the UPS. A busbar is configured to couple one of the input of the UPS to the output of the MBP and the output of the UPS to the input of the MBP. The busbar has a first region to couple to one of the input and the output of the UPS, a second region to couple to one of the input and the output of the MBP, and a measurement region. A cover shields the busbar from inadvertent contact and includes a small diameter aperture to permit access to the measurement region of the busbar.

Abstract: A load center includes a pair of generally parallel busbars for distributing a single phase of electricity to circuit breakers through a multitude of stabs that form respective bridges between the pair of busbars to provide respective bidirectional paths for dissipating heat from each of the stabs to both of the busbars and to provide a connection point for a pair of circuit breakers installed into the load center.

Abstract: An insulative module body for a bus system has at least two first channels, each adapted for at least partly receiving a bus bar. Each first channel extends through the body along one side thereof, and is open to the outside at one side and at both longitudinal ends thereof The body has at least two second channels, each adapted for receiving a power connection element for cooperating with a complementary circuit breaker contacting element. Each second channel extends generally transverse to the first channels and is open at one longitudinal end thereof The first and second channels respectively extend through the body in a first plane and a second plane generally parallel to the first plane and offset therefrom. The first and second channels cross each other in respective parallel, offset planes. The body includes at least one opening for each second channel to connect with one first channel.

Abstract: A sealed electrical enclosure for use in hazardous locations for enclosing circuit breakers having a bottom housing and a top housing with a labyrinth joint, a serrated joint, or combination of both being formed therebetween, a first aperture extending through a first end wall of the bottom housing and positioned adjacent a first contact terminal of a first circuit breaker, the first aperture further including a first metal bus extending therethrough and in electrical contact with the first contact terminal, and a second aperture extending through a second end wall of the bottom housing and positioned adjacent a second contact terminal of the first circuit breaker, the second aperture further including a second metal bus extending therethrough and in electrical contact with the second contact terminal, and a first actuating mechanism positioned on the top housing adapted for manipulating a switch of the first circuit breaker.