Abstract: A 3-phase group modular metering system, with a 3-phase four main cross bus A, B, C and N configuration is provided to distribute 3-phase four wire power to a single-phase three main cross bus A1, B1 and N1 configuration as single-phase three wire power. The system comprises a 3-phase main connection module, at least one or more single-phase in to single-phase out metering module stacks, a number of 3-phase metering module stacks ranging from as few as none to as many as a plurality and a connection joint. The connection joint is disposed between a last 3-phase module and the at least one or more single-phase in to single-phase out metering module stacks to derive the 3-phase four main cross bus A, B, C and N configuration into the single-phase three main cross bus of A1, B1 and N1 configuration.

Abstract: A power distribution system includes a first bus including a first bus bar and a second bus bar. A first portion of the first bus is located in a position where the first bus bar and the second bus bar extend parallel to each other. A space is located between the first bus bar and the second bus bar in the first portion of the first bus. A run-over bus includes two or more run-over bus bars, wherein at least a cross-sectional portion of at least one of the run-over bus bars is located in the space and the at least one run-over bus bar extends parallel to the first bus bar and the second bus bar. Other systems and methods are disclosed.

Abstract: Systems and methods for improving energy efficiency in a heating, ventilation, and air conditioning (HVAC) system using a control device and a controllable component are provided. A climate control system for a facility includes a heating/venting/air-conditioning (HVAC) system, at least one controllable component configured to adjust environmental conditions automatically to minimize energy usage, a control panel, and a control device, wherein the control device displays data from the climate control system and includes a user interface through which a user can control the climate control system.

Abstract: A method for determining an N+1-dimensional environmental model is provided. According to the method, environmental information in N dimensions is determined using a sensor. In a further step, position and/or orientation of the sensor is/are determined. Then, the N+1-dimensional environmental model is determined based on the determined environmental information in N dimensions and the determined position and/or orientation of the sensor. Further, a device and a mining apparatus are provided.

Abstract: In some embodiments, a method is provided that includes (1) providing aluminum; (2) providing carbon nanotube material; (3) combining the aluminum and carbon nanotube material to form a current-carrying, aluminum-carbon-nanotube component of an electrical switch device; and (4) assembling the electrical switch device using the aluminum-carbon-nanotube component. The aluminum-carbon-nanotube component is formed so as to have at least one of lower electrical resistivity and greater thermal conductivity than a component formed of aluminum without carbon nanotube material. Numerous other embodiments are provided.

Abstract: A method for a building system and corresponding data processing system. A method includes receiving, by a data processing system, a building system diagnostics configuration. The method includes receiving diagnostic data corresponding to the building system diagnostics configuration and processing the diagnostic data. The method includes generating a report based on the processed diagnostic data and storing or displaying the report.

Abstract: An electrical switching assembly. The electrical switching assembly includes an integral handle and rotor unit including an integral rotor portion and a handle portion. The rotor portion is configured to receive one or more conductors and is configured to be received in a line base. The integral handle and rotor unit includes the handle portion and the rotor portion in a one-piece assembly and the integral handle and rotor unit is molded as a single unit and formed from a single rigid insulating material.

Abstract: In an air cooled chiller, a refrigerant pump and bypass valve connected in parallel feed refrigerant from the condenser to a receiver; the pump is activated in response to condenser pressure; and the bypass is used otherwise. The condenser fan is controlled based on power consumption by the air cooled chiller that varies with ambient conditions. An evaporator set point is reset to meet load conditions. An expansion valve for the evaporator is controlled based on chilled water temperature, Delta T, or information from an air handling unit. Feedback of valve setting or position, temperature of air, valve size, and/or importance of an air handling unit is used to control the flow of chilled water. A variable pressure curve or other relationship is used with the feedback to control flow of chilled water based on the load. Refrigerant temperature is controlled based on information from the air handling unit.

Abstract: A bus bar assembly includes a first rail assembly including a first end and an adjacent first main body and a second rail assembly including a second end and an adjacent second main body. A splice splices the first end to the second end. The splice includes an outer plate wherein a portion of the outer plate is adjacent the first main body and a portion of the outer plate adjacent the second main body. The splice includes one or more inner plates, each having two or more extension tabs, wherein a first extension tab is adjacent the first rail assembly and a second extension tab is adjacent the second rail assembly. Power distribution system and methods of splicing are also disclosed.

Abstract: An expandable bused spacer is provided for installing modular metering equipment such as in an electrical room of a high rise building. The expandable bused spacer comprises an enclosure configured to fit in a gap between modular equipment and a bussed interior assembly enclosed within the enclosure. The enclosure has a box assembly with a sliding mechanism that enables expansion of the box assembly. The bussed interior assembly has a bussing expansion mechanism that enables expansion of the bussed interior assembly. An expandable bused elbow for connecting modular metering equipment around an inside corner is also provided.

Abstract: An interface system for a building includes at least one mobile computing device configured to read building information indicia positioned within the building, with the building information indicia defining indicia data. The at least one mobile computing device is in wireless communication with a building control system within the building. The building control system is configured to send control signals to a plurality of field devices within the building. The at least one mobile computing devices is configured to transmit indicia data defined by the building information indicia to the building control system. The building control system is configured to control the field devices based at least in part on the indicia data received from the mobile computing devices.

Abstract: A cable assembly includes a first cable and a second cable spaced from the first cable. A first brace is coupled between the first cable and the second cable. A second brace is coupled between the first cable and the second cable, wherein the second brace is spaced from the first brace. A link is coupled between the first brace and the second brace. Other cable assemblies, brace assemblies, and methods of bracing cables are disclosed.

Abstract: A meter socket is provided for watt-hour meters. The meter socket comprises a block assembly mounted at a center of the meter socket, a bypass mechanism situated in the bottom portion of the block assembly and a plurality of clamp jaws. The block assembly includes a top portion and a bottom portion. The bypass mechanism includes a plurality of rotary bypass blades coupled to a lever arm. Each clamp jaw includes a clamp jaw assembly that includes a jigsaw mechanism situated in the top portion of the block assembly. The jigsaw mechanism includes a copper jaw bus, a contact plate, a jaw spring, a bypass spring, a compression spring, a shoulder screw, a rivet or one or more fasteners. Each clamp jaw further includes a clamp jaw bypass mechanism that includes a jaw opening formed between the copper jaw bus and the jaw spring to receive a rotary bypass blade of the plurality of rotary bypass blades of the bypass mechanism.

Abstract: A power distribution system includes a bus support. The bus support includes a first sheet of non-conductive material including a first member and three or more second members extending from the first member and a second sheet of non-conductive material including a third member and three or more fourth members extending from the third member. Portions of the three or more second members overlap portions of the three or more fourth members to form two or more first openings. The two or more first openings are configured to receive one or more bus bars. Other embodiments and methods are disclosed.

Abstract: A ground fault circuit interrupter (GFCI) having an automatic self-test feature is configured to disable a trip circuit therein during a self test, yet still allow the trip circuit to respond during the self test to detection of a large ground fault by tripping a main contact switch of the GFCI. The GFCI includes circuitry that overrides the disablement of the trip circuit during a self test in response to detection of a ground fault that exceeds a predetermined threshold. Methods of disabling a trip circuit of a GFCI during a self test while still allowing the trip circuit to respond during the self test to detection of a large ground fault are also provided, as are other aspects.

Abstract: Building safety system architecture, methods, and mediums. A method includes receiving substantially-continuous heartbeat communications from a plurality of safety control devices over a packet data network. The method includes monitoring a status of each of the safety control devices. The method includes aggregating the received statuses of the plurality of safety control devices. The method includes transmitting the aggregated statuses to a cloud safety system. The method includes receiving control commands from the cloud safety system. The method includes controlling the safety control devices according to the received control commands.

Abstract: Credentialing systems, methods, and mediums. A method includes sending, by a mobile device and over a network to an installed device, a request for access to the installed device. The method includes receiving, in response to the request, an encrypted token from the installed device. The method includes performing an authentication process with a credentialing server using the token, wherein the credentialing server decrypts the token. The method includes receiving, from the credentialing server, a validation key corresponding to the installed device. The method includes communicating, by the mobile device, with the installed device using the validation key.

Abstract: A rotor assembly for an electrodynamic machine includes a lamination section with rotor laminations formed to define annular arrays of axial vents and rotor slots, with rotor conductor bars being disposed in the rotor slots, an end connector supported by the rotor conductor bars, wherein an axial space is formed between the end connector and the lamination section, and an annular guiding element arranged in the axial space between the end connector and the lamination section for guiding a cooling fluid flow in an axial direction.

Abstract: Embodiments of a motor control unit for a motor control center and methods for servicing the same are provided. The motor control unit comprises a housing for enclosing one or more electrical components therein. The housing includes a retractable stab assembly and a lead screw assembly operably coupled thereto for extending and retracting one or more stabs for controlling the flow of power to the one or more electrical components.

Abstract: Embodiments provide systems, methods and apparatus for a computer implemented graphical user interface (GUI) for monitoring and controlling an energy management system (EMS) in real time. The GUI includes a card carousel GUI control wherein the card carousel GUI control includes a plurality of cards arranged in a sequence, each card displaying a unique set of status information about related EMS parameters, wherein the unique set of status information of each card is concurrently visible. Numerous other aspects are provided.