Abstract: A distribution unit has an incomer module disposed on the exterior of a battery casing and electrically connected to a battery housed within the casing, and a plurality of feeder modules electrically daisy-chained to the incomer module and configured to respectively distribute electrical power from the battery to a plurality of individual electrically powered devices.

Abstract: An electrical junction box includes a box body in which electrical parts are mounted and that has a water draining hole provided at a bottom wall part of the box body and a waterproof wall that is provided inside the box body along a periphery of an opening of the water draining hole. The waterproof wall includes a spherical cover wall part standing from the periphery of the water draining hole to cover the water draining hole with an inner spherical surface, and a draining opening part formed at a portion of the spherical cover wall part to allow water exist in the box body to drain to the outside of the box body through the water draining hole.

Abstract: A branch circuit monitoring system (BCMS) for monitoring branch circuit currents in one or more electrical circuit panels is described. The system is comprised of a data center server, one or more panel processors, each with one or more collection devices, and one or more current sensors per collection device. The BCMS is designed to be installed entirely inside the panel without the need for a dedicated enclosure or power supply to facilitate ease of installation and low-cost. The BCMS also allows for future upgradability through standard software updates so that the system can be updated or patched easily. The BCMS data center server collects, aggregates, stores, and serves historical branch circuit current data from the panel processors to networked users via a web server to provide visualization of data such as tables, charts, and gauges.

Abstract: A power transformer and electrical current distribution device has a 480 V power inlet receptacle, at least one 120 V or 240 V power outlet receptacle, a transformer for transforming 480 V current to at least one of 120 V and 240 V current, and a first housing and a second housing each containing at least some of the 480 V inlet receptacle, the outlet receptacle and the transformer. A first part of an electrical connector is provided at the first housing, and a second part of an electrical connector at the second housing to mate with the first part of the electrical connector. The first housing part and the second housing part are electrically connected and disconnected at the electrical connector to permit transport of the power transformer and electrical current distribution device in at least two pieces.

Abstract: A mobile power system includes a plurality of energy sources, a plurality of electronic and telecommunications components configured to convert power generated by the plurality of energy sources to direct current (DC) power, wherein the plurality of electronic and telecommunications components condition the DC power and direct the conditioned DC power to a Public Switch Telephony Network (PSTN), and one or more transportable housings configured to hold the plurality of energy sources and the plurality of electronic and telecommunications components during transport of the one or more housings.

Abstract: A sealed electrical enclosure used in hazardous locations for enclosing circuit breakers having a bottom housing and a removable top housing with a labyrinth joint or serrated joint formed therebetween, the bottom housing adapted to receive one or more circuit breakers, a first metal bus extending from a point internal to the bottom housing through a first end wall to a point external thereto, and a second metal bus extending from a point internal to the bottom housing through a second end wall to a point external to thereto, where the first and second metal buses are adapted to contact first and second electrical terminals of a circuit breaker when placed within the bottom housing, and a first lug retaining bracket secured to the bottom housing and extending to a position beneath the first metal such that a bottom portion of a connector assembly may fit within the space between the end of the lug retaining bracket and the bottom of the first metal bus.

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 shield case includes a first shield member and a second shield member coupled to the first shield member to form the shield case. A concave portion is capable of accommodating a sealing member for sealing inner space of the shield case by contacting the first shield member and the second shield member, and is formed on the second shield member. On each of the first shield member and the second shield member, a paint film portion is formed on an area of the shield case external to the concave portion. On the first shield member or the second shield member or combination thereof, a convex portion is formed on the area of the shield case on the inner space side and internal to the concave portion. The surfaces of the first shield member and the second shield member contact each other at the convex portion.

Abstract: A power transfer device adapted for interconnection with the electrical system of a building includes a housing that includes a base having a back wall and an intermediate member that engages the base. A first housing section engages the base and the intermediate member and defines a first interior portion. A second housing section engages the base and the intermediate member and cooperates with the base to define a second interior portion. Fasteners secure the intermediate member, the first housing section and the second housing section together. Power transfer switching components are interconnected with and carried by one of the housing sections. A cover may be pivotably mounted to the housing.

Abstract: A decorative circuit breaker panel cover can decorate and/or add functionality to a circuit breaker panel cover. In some embodiments, the decorative cover may be, for example, a decorative tin having an inlaid design. In other embodiments, the decorative cover may include a shelving system that fits over the circuit breaker panel.

Abstract: A terminal box is provided with a plurality of terminal plates (10) electrically connected to a solar cell module, bypass diodes (20) each electrically connected to two corresponding ones of the respective terminal plates (10), and a housing (31) having the respective terminal plates (10) and bypass diodes (20) arranged inside. The respective terminal plates (10) and bypass diodes (20) are mold-covered by a resin portion (30), whereby the housing (31) is integrally formed. The resin portion (30) of the housing (31) includes a thinner portion (15) deposited and having an outer shape in conformity with that of the bypass diodes (20).

Abstract: A weatherproof box enclosure adapted to be secured on one of an outside wall and roof location of a multi-tenant building structure supporting roof-mounted solar panel or wind turbine generators including a multiple pole control unit receiving and distributing received alternating current voltages from the generators, which is disengagable by a normally open override switch when supplied voltages fall below a predetermined level, when servicing of the components of the safety box enclosure is to be had, and automatically in the event of an emergency as representative of a closing of the override switch by a ground level control.

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.

Abstract: A switchboard for coupling with a structure surface includes a panel box comprising a back wall and at least one sidewall extending from the back wall. The sidewall comprising a front. The switchboard further includes a door panel coupled to the front of the side and a positioning member located in the sidewall. The positioning member comprising a fixed end coupled to the sidewall and a moveable end configured to be positioned to contact the structure surface when the front of the panel box is at a pre-determined distance from the structure surface.

Abstract: An electrical distribution center includes a housing composed of a first material having a first melting point, an electrical bus disposed in the housing, a removable electrical/electronic component electrically connected to the electrical bus and which produces a predetermined temperature in operation higher than the first melting point, an opening formed in the housing, and a socket mounted within the housing opening and physically supporting the electrical/electronic component. The socket is composed of a second, differing material having a second melting point higher than the predetermined temperature produced by the electrical/electronic component in operation, whereby the housing is effectively isolated and protected by the socket as the electrical/electronic component operates.

Abstract: A circuit breaker panel includes a number of circuit breaker modules each having a number of connectors, a plurality of circuit breakers and a circuit structure supporting the circuit breakers and electrically interconnecting the circuit breakers with the number of connectors. The panel also includes a monitoring module having a connector and a monitoring circuit to monitor at least one line voltage and, for each of the circuit breakers, at least one load voltage. The panel further includes a frame having a first connector for the monitoring module connector, a number of second connectors for the circuit breaker module connectors, and a number of third connectors for outputs from the circuit breaker modules. Conductors are connected to the connectors. Any of the monitoring module and the number of circuit breaker modules can be installed into or removed from the frame without change to the conductors.

Abstract: A temporary power distribution panel for use at a construction site comprises a box-like cabinet with an interior, an exterior, and a rear side having upper and lower hangers positioned on the rear side of the cabinet for securing the cabinet to a post, wall, or wall stud. The panel further comprises an electric power inlet for electrically coupling the cabinet to a source of electric power and a plurality of electric power outlets for providing electric power to the construction site and internally coupled to the electric power inlet. The temporary power distribution panel further includes an interior fire extinguisher closet and an emergency alarm bell.

Abstract: Embodiments of the present invention provide a docking station that prevents electrical cables (e.g., from a portable power generator or other temporary power source) from even being connected to connectors in the interior of the docking station while the building's electrical system (or other electrical load) is in electrical communication with the utility. The docking station can include a cabinet with two doors that swing in different directions and a locking mechanism that regulates the opening and closing of those doors. In preferred embodiments, the locking mechanism includes a trapped-key lock. Embodiments of the present invention can be used in applications other than docking stations.

Abstract: A vibration dampened power generation aggregate including an internal combustion engine, generator and outlet box mounted upon a frame having vibration dampening mounts for the power generation aggregates. The outlet box as an interior space divided into compartments for the placement of accessories, switches and generator governors. The frame has a first side and a second side and the power generation aggregate is mounted on the frame such that the mass of the power generation aggregate is evenly distributed on the first and second sides to reduce harmonic vibration and sound transmission of the power generation aggregate on the frame during aggregate operation.

Abstract: In accordance with the present disclosure, a system and method for structural power distribution in a modular data center. In particular, the present application describes a modular data center with a modular structural frame. The modular structural frame defines an enclosure, and a plurality of information handling systems may be located in the enclosure. The modular data center may also include a power distribution pathway that is at least partially disposed within the modular structural frame of the modular data center. The modular data center may also include a plurality of power distribution elements disposed within the power distribution pathway, which power the information handling systems located in the enclosure.

Abstract: To provide an electrical junction box that can maintain a stable assembly condition between a box main body and a cover member, even if locking mechanisms are not provided on a whole periphery of the electrical junction box. An electrical junction box includes a box main body and a cover member. One of the box main body and the cover member is provided on at least a single of side portions of the one peripheral wall with a locking mechanism. An elastic rib that protrudes from an inner peripheral surface of the one peripheral wall at one of the side portions is pressed onto a fitting projection piece. A side portion is provided with a support wall that is opposed to and spaced apart from the inner peripheral surface. The fitting projection piece is held in a space between the inner peripheral surface and the support wall.

Abstract: A power distribution system comprising a platform having one or more electrical connections each with cabinet connection contacts and one or more receptacles in an outer surface of the platform. Each receptacle is configured to hold one or more electrical over-current protection devices that route electrical power to the cabinet connection contacts.

Abstract: A mobile power distribution system for use in field operations requiring primary and secondary power sources wherein at least one of the power sources is a generator. The system includes primary and secondary power connections, an automatic transfer switch, a transformer, and a plurality of high and low voltage outlets. The entire system is mounted on a trailer or skid platform and fits within a standard 20-foot ISO container.

Abstract: A three-phase selection energy meter is disclosed. In one embodiment, an energy meter includes a base; a phase A terminal barrel, a phase B terminal barrel and a phase C terminal barrel; and a phase selection member movably engaged with the base, the phase selection member permitting individual selection of each of the phase A terminal barrel, the phase B terminal barrel and the phase C terminal barrel, wherein the individual selection of the one of the phase A terminal barrel, the phase B terminal barrel or the phase C terminal barrel prohibits selection of the other two of the phase A terminal barrel, the phase B terminal barrel and the phase C terminal barrel.

Abstract: Embodiments of the present invention provide a docking station that prevents electrical cables (e.g., from a portable power generator or other temporary power source) from even being connected to connectors in the interior of the docking station while the building's electrical system (or other electrical load) is in electrical communication with the utility. The docking station can include a cabinet with two doors that swing in different directions and a locking mechanism that regulates the opening and closing of those doors. In preferred embodiments, the locking mechanism includes a trapped-key lock. Embodiments of the present invention can be used in applications other than docking stations.

Abstract: A power transfer device adapted for interconnection with the electrical system of a building includes a housing and a set of power transfer components interconnected with the housing for supplying auxiliary electrical power to the electrical system of a building. A light is mounted to the housing to provide illumination of the power transfer components when the power transfer device is supplied with auxiliary electrical power.

Abstract: A circuit breaker box comprising a main circuit breaker for operatively connecting to hot service wires; first and second hot bus bars configured to receive power from the main circuit breaker; a plurality of receiver terminals configured to transfer power from a circuit breaker component to a first wire of an electrical circuit; and a safety shield for enclosing the hot bus bars and receiver terminals, wherein a plurality of slots is disposed in the safety shield, the slots are aligned with the first or second hot bus bars and receiver terminals, wherein the circuit breaker component comprises a first and a second prong contact for contacting the first or second hot bus bar and a receiver terminal, respectively.

Abstract: A power entry module (PEM) that is used with an electronics equipment enclosure. The PEM has a housing adapted to be coupled to a shelf of the electronics equipment enclosure. The housing has at least one pair of power cable lugs accessible from an exterior of the housing for coupling the PEM to a pair of power cables associated with a power feed. The PEM also has a backplane connector for coupling the PEM to a blackplane of the electronics enclosure. A distribution network is disposed within the PEM housing and forms at least a pair of electrically isolated power distribution buses for coupling electrical power provided from the power cables to each of the power distribution branches. Each power distribution branch independently provides electrical power to at least one blade supported within the electronics equipment enclosure.

Abstract: An electric junction box which can surly distribute electric power from a power source even if a electric power distributing unit is arranged is provided. The electric junction box includes a box main body; a power integration attached to the box main body and supplied with an electric power from a power source; and a block. The block includes a block main body formed separately from the box main body and attached to the box main body; and a terminal received in the block main body, attached to an end of an electric power cable connected to the power source, and connected to the power integration.

Abstract: The invention describes apparatus for designing and installing power distribution systems for: residential, commercial and industrial applications, as well as for power distribution within electro-mechanical devices. The invention transforms existing labor-intense installations into practically plug-and-power type modular systems. For a specific project, pre-designed, fabricated and tested kit, including factory assembled and tested: power and control enclosures, power outlets and junction boxes, interface cables, as specified by the invention, will be delivered directly to the installation site. No labor intense operations: wire crimping, outlet/switch wiring, junction box wiring, load wiring. No exposed hot wires or leads at any point outside enclosure. The invention will: significantly lower labor costs, reduce installation time, improve safety, reliability and quality.

Abstract: A controller for remotely controlling an installer/remover of electrical equipment with a body connected to a lid, two L-shaped opposing face plates in the body, a battery beneath a first face plate along with a timer circuit board and a plurality of relays. The controller can include a circuit breaker, a power on/off switch for energizing the timer circuit board, a plug for providing current, a plug with transmission means to provide power and control signals to the installer/remover of electrical equipment, a remove momentary push button, and an install/momentary push button. The controller can also include a current controller.

Abstract: A modular power distribution system comprises a chassis and a backplane including a power input, and a plurality of module connection locations. A plurality of modules are mounted in the chassis, each module mounted to one of the module connection locations. Each module includes: (i) a circuit protection device; and (ii) a power output connection location. Bus bars connect front power inputs to the backplane.

Abstract: A power transfer device adapted for interconnection with the electrical system of a building includes a cabinet, a set of switches mounted to the cabinet, and wires adapted to connect the switches to an electrical distribution panel associated with a building electrical system. The power transfer device includes a first compartment and a second compartment partitioned from one another by a removable intermediate wall that slidably engages a base that defines a back wall of the cabinet. A first panel closes the first compartment and a second panel is adapted to selectively close the second compartment. The lower compartment provides an interior cavity in which electrical connection between a set of lead wires, connected to the switches, and power input wires can be made.

Abstract: Provided is a system, a tool and a method for communicating with a faulted circuit indicator (FCI), the faulted circuit indicator including a detection circuit for monitoring an electrical conductor of a power system. The system includes a display and a first light emitting diode associated with the display. The first light emitting diode generates an optical FCI status signal in response to an occurrence of a fault in the electrical conductor. The system also includes a first microcontroller operatively coupled to the display and the detection circuit, and a handheld user command tool adapted to optically signal the display. The handheld user command tool may be also adapted to generate an optical serial communication. The optical serial communication may provide data and/or commands for operation of the faulted circuit indicator. The display may be integrated into the FCI. The FCI may be an overhead FCI.

Abstract: A mobile power system comprises a plurality of energy sources, wherein at least one energy source is a solar powered generating device and at least one energy source is a wind powered generating device; a plurality of electronic and telecommunications components configured to receive the power generated by the plurality of energy sources and/or convert the power generated to direct current power; a plurality of batteries configured to store the direct current power; and at least one transportable housing configured to hold the plurality of energy sources, the plurality of electronic and telecommunications, and the plurality of batteries during transport of the housing, and wherein the housing is configured to remotely operate the at least one solar powered energy device and the at least one wind powered generating device when the mobile power system is in operation.

Abstract: A power supply assembly which can drive a number of different devices at different voltages. A rack holds a number of breaker modules, and each breaker module can connect to one or many breakout boxes. The breakout boxes are keyed to the breaker modules, so that the breaker boxes will not be energized with power unless they are the proper voltage and/or configuration to receive that power. The coil of a contactor in the breaker module is powered by a key wire that is connected through specified pins in the breakout box. Therefore, no power is ever provided to the breakout box unless it is of the proper voltage configuration. In addition, feeder power to the power supply assembly is provided over bolted connections, without any wire connections between the power feed and the circuit breaker.

Abstract: An electrical enclosure includes a housing having a first end, an opposite second end, and a plurality of sides disposed therebetween to define an internal volume; an electrical busway having a number of electrical bus members, wherein at least one of the number of electrical bus members has a first bus member, a second bus member and a number of fusible links electrically connected between the first bus member and the second bus member, wherein the at least one of the number of electrical bus members is structured to electrically conduct a rated current, wherein the number of fusible links are structured to electrically conduct the rated current, and wherein the number of fusible links are structured to vaporize responsive to a current which is substantially greater than the rated current.

Abstract: A power meter assembly for enclosure within an electrical wiring raceway comprises a power meter affixed to a mounting plate. The mounting plate is of an arbitrary width down the length of the raceway. The mounting plate includes tabs for attachment to the raceway, facing away from the user, towards the raceway opening. The power meter provides typical electrical power information for viewing by a user, and may include buttons or other mechanisms to enable the user to select a desired data presentation.

Abstract: An electrical device includes an enclosure having an interior surface, at least one bus bar, and an element enclosing at least a portion of the bus bar, wherein the element includes a first surface contacting the interior surface and is configured to transfer heat from the bus bar to the enclosure and configured to provide electrical isolation between the enclosure and the bus bar.

Abstract: A mobile power system comprises a plurality of energy sources, wherein at least one energy source is a solar powered generating device and at least one energy source is a wind powered generating device; a plurality of electronic and telecommunications components configured to receive the power generated by the plurality of energy sources and/or convert the power generated to direct current power; a plurality of batteries configured to store the direct current power; and at least one transportable housing configured to hold the plurality of energy sources, the plurality of electronic and telecommunications, and the plurality of batteries during transport of the housing, and wherein the housing is configured to remotely operate the at least one solar powered energy device and the at least one wind powered generating device when the mobile power system is in operation.

Abstract: A mobile power system comprises a plurality of energy sources, wherein at least one energy source is a solar powered generating device and at least one energy source is a wind powered generating device; a plurality of electronic and telecommunications components configured to receive the power generated by the plurality of energy sources and/or convert the power generated to direct current power; a plurality of batteries configured to store the direct current power; and at least one transportable housing configured to hold the plurality of energy sources, the plurality of electronic and telecommunications, and the plurality of batteries during transport of the housing, and wherein the housing is configured to remotely operate the at least one solar powered energy device and the at least one wind powered generating device when the mobile power system is in operation.

Abstract: A multiple circuit duplex module comprising a chassis having an electrical chassis receptacle providing a plurality of connection points for the selection of power from two or more different circuits; a duplex element having at least one electrical duplex receptacle thereon to deliver power from one of the two or more different circuits to an external device in electrical contact with the at least one duplex receptacle; first conductor means for electrically connecting the at least one duplex receptacle to selected connection points in the chassis receptacle; wherein the duplex element is connectable to the chassis in different orientations, the orientation of the duplex element determining which one of the two or more different circuits is electrically connected to the at least one duplex receptacle.

Abstract: A retractable power tap apparatus (700) is positioned within a desk top (702). The apparatus (700) includes a housing (708) and a high voltage power and data carriage (722). A cover (750) is positioned above the stationary housing (708). A low voltage charging pad (752) is mounted to the cover (750), and includes a surface of insulating material with a series of conductive charging lanes (754) mounted thereto.

Abstract: Disclosed is a power distribution module that is capable of providing power to rack mounted equipment modules in electronic equipment mounting racks. The power distribution module may comprise a series of individual modules that can be placed at strategic locations through the electronic equipment mounting rack to meet the specific power requirements of the rack mounted equipment modules, which may vary depending upon the type of module. In this manner, the expense of supplying power of a particular amount to a specific location can be reduced. In addition, power distribution modules are disclosed that are prefabricated in different versions to meet the power requirements of the design of the electronic equipment mounting rack.

Abstract: A remote switch operator that is portable and lightweight with onboard power, relays, and potentiometers for controlling two or more remote units from a single remote switch operator in a watertight, explosion proof rugged housing. A method for operating the operator with electrical equipment is included. This operator allows a user to stand at least 25 feet away from an arc flash boundary with no user training needed.

Abstract: A mobile power system includes a plurality of energy sources including a solar powered generating source and a plurality of electronic and telecommunications components configured to receive the power generated by the plurality of energy sources and convert the power generated to direct current power. The system also includes a plurality of batteries configured to store the direct current power and a main distribution panel including one or more short circuit ground fault protection devices configured to isolate a short circuit ground fault in less than approximately two hundred milliseconds. The system also includes one or more transportable housings configured to hold the plurality of energy sources, the plurality of electronic and telecommunications, the main distribution panel and the plurality of batteries during transport of the housing.

Abstract: A sealed electrical enclosure used in hazardous locations for enclosing circuit breakers having a bottom housing and a top housing with a labyrinth seal or joint formed therebetween, the bottom housing adapted to receive one or more circuit breakers, a first metal bus extending from a point internal to the bottom housing through a first end wall to a point external thereto, and a second metal bus extending from a point internal to the bottom housing through a second end wall to a point external to thereto, where the first and second metal buses are adapted to contact first and second electrical terminals of a circuit breaker when placed within the bottom housing, and a first vent positioned on the top housing for dissipating pressure buildup, wherein the top housing is removably secured to the bottom housing to allow for removal and replacement of a circuit breakers within the housing.

Abstract: A system for providing power and control to devices is described. The system includes a distribution box having connection points to receive power from a power supply and connection points to receive control instructions from a control system. The distribution box includes a plurality of output connection points to provide power and control instructions to the devices of the system. Each output connection point of the distribution box uses the same configuration of power and control conductors. Each device in the system uses a connection box with a connection point that can have the same configuration of power and control conductors as the distribution box. A plurality of cables are configured to connect the connection point on the connection box to a corresponding output connection point on the distribution box.

Abstract: A power supply assembly which can drive a number of different devices at different voltages. A rack holds a number of breaker modules, and each breaker module can connect to one or many breakout boxes. The breakout boxes are keyed to the breaker modules, so that the breaker boxes will not be energized with power unless they are the proper voltage and/or configuration to receive that power. The coil of a contactor in the breaker module is powered by a key wire that is connected through specified pins in the breakout box. Therefore, no power is ever provided to the breakout box unless it is of the proper voltage configuration. In addition, feeder power to the power supply assembly is provided over bolted connections, without any wire connections between the power feed and the circuit breaker.

Abstract: A power operator for switchgear (1) for mains power distribution systems, where the switchgear comprises a closed cabinet (5) with an operating shaft protruding there from. The operating shaft is rotable at least between two positions and has a coupling part (2, 3). The operator comprises a housing (10), which is mountable on the external surface (4) of the switchgear housing, and a rotatable connection shaft (14) connected to an electric drive mechanism (11). It has a first coupling part to fit with the coupling part of the operating shaft in a longitudinal axial sliding and non-rotational interlocking manner. The coupling part of the connection shaft (14) is a separate interchangeable part (24, 24a) of the connection shaft attached thereto by non-rotational interlocking means. Further, it has an activation knob (16) extending from the housing (10) to operate the switch manually.