The following disclosure provides a power strip including: a busbar electrically connected to a power source; multiple electrical outlets allowing multiple power plugs to be inserted thereinto, respectively; distribution bars which are branched out from the busbar and respectively supply the electrical outlets with electric currents of the power source; and a plurality of electric current measurement units each configured to measure the electric current flowing through a corresponding one of the distribution bars.

A current shaping phase leg bus bar for power electronics systems includes a first terminal connector, a second terminal connector, insulated from the first terminal connector, and a third terminal connector, insulated from the first and second terminal connectors. At least one of the terminal connectors is a current shaping terminal connector that includes one or more layers having a plurality of pre-defined locations for electrical connections, said plurality of pre-defined locations including one or more first locations and a plurality of second locations, and includes one or more gaps within or among its one or more layers, to provide substantially balanced conductive pathways among its one or more first locations and its plurality of second locations.

A fixing element may include a pin connecting surface configured to conductively contact a pin of a busbar, and a detent configured to latch with the pin. The detent may be disposed above the pin connecting surface and bent in a first direction perpendicular to a longitudinal axis of the fixing element. The fixing element may also include a tab separated from the detent along the longitudinal axis of the fixing element, and a board connecting surface joined to the tab. The board connecting surface may be bent in a second direction perpendicular to the longitudinal axis of the fixing element. The second direction may be opposite to the first direction.

A connector assembly for electrically connecting poles of two adjacent battery cell. The connector assembly comprises an electrically conductive bus bar having a first connection area and a second connection area distal from each other, electrically conductive pole-mating components having a pole-mating face and a bar-mating face, and fastening components for attaching the electrically conductive bus bar and one of the pole-mating components to one of the poles of the two adjacent battery cells. The pole-mating faces of the pole-mating components are adapted for mating the poles the battery cells. The bar-mating faces of the pole-mating components are adapted for mating with the connection areas. The bar-mating faces and the connection areas have complementary concave/convex arched shape for optimizing contact surface over a range of relative positioning of the two adjacent battery cells.

The invention relates to an electric device, especially to an output of a transformer, said output comprises a connecting portion, said connecting portion comprises a connecting rod, which partly inserts into said connecting portion and has an interference fit with said connecting portion, said connecting rod comprises a conductive first column portion that has an interference fit with a busbar, said first column portion axially arranges a conductive second column portion which has an interference fit with said first column portion, said second column portion is located inside of said first column portion, a thermal expansion coefficient of said second column portion is greater than that of said first column portion. Said transformer has such advantageous effects, 1. the same overlapping length increases more conductive surface for reducing a current density to achieve low temperature rising of connecting part; 2. amount of material is reduced and save the social source; 3. the electric clearance or safety distance is increased, an electric safety of device is also increased; 4. a width of a connecting part is reduced, an occupation space of transformer is also reduced.

A power distribution system includes a plurality of bus plugs. Each of a respective bus plug of the plurality of bus plugs includes an electrical switch configured to selectively control a corresponding energization of the respective bus plug and an actuator operable to control a corresponding electrical switch. The system includes a remote application having commands defining the energization of at least one of the plurality of bus plugs. The system further includes a communication module configured to communicate the commands from the remote application to the at least one of the plurality of bus plugs. The commands cause the corresponding actuator to control the corresponding electrical switch. Methods of controlling energization of a bus plug with a remote application and communication module configured to operate an actuator are also provided.

A support rail for holding and supplying power to a plurality of lighting modules. The support rail has first conductors for forming a first power supply circuit and second conductors for forming a second power supply circuit. The support rail additionally has a converter unit for electrically coupling the second power supply circuit to the first power supply circuit. The second power supply circuit also has a first coupling element for electrically connecting a first lighting module and a second coupling element for electrically connecting a second lighting module. The result of this design of the second power supply circuit is that a single converter unit is sufficient for converting a voltage for supplying power to the two lighting modules. In this way a particularly cost-effective and compact construction of the support rail becomes possible.

A circuit breaker includes a housing, separable contacts, a trip mechanism, a first terminal, a second terminal, a first press fit connector, a second press fit connector, a first socket, and a second socket. The first terminal is electrically connected with a first contact of the separable contacts and includes a first base section disposed outwardly from the housing. The second terminal is electrically connected with a second contact and includes a second base section disposed outwardly from the housing. The first press fit connector is attached to the first base section via a first press fit. The second press fit connector is attached to the second base section via a second press fit. The first socket is attached to the first press fit connector. The second socket is attached to the second press fit connector.

A reverse fault current interruptor (RFCI) may be employed in one or more locations in an electrical power system. In one example, an RFCI may be installed in a combiner box of a solar power system. The RFCI may include a reverse current detector and a circuit protector such as a circuit breaker, operable in combination to clear a line-line fault in the combiner box. The RFCI enables a reduction of incident energy levels through detection of a reversal in a fault current characteristic of some DC power systems, where a traditional overcurrent protection device (OCPD) (e.g., fuse, breaker) may not trip in the same period of time.

A connector for an electrical assembly includes an electrically conductive connector tab extending from a first electrical component, and a spring element wrapped around the connector tab. An electrically conductive connector slot is located at a second electrical component. The connector tab is configured for insertion into the connector slot such that the spring element is compressed between the connector tab and the connector slot defining an electrically conductive path between the connector tab and the connector slot.