A hybrid circuit configuration, particularly a protection circuit configuration, includes: at least one first external conductor segment; a first mechanical bypass switch in the first external conductor segment; a first semiconductor switch configuration connected in parallel to the first bypass switch; a first electronic control unit for activating the first semiconductor switch configuration; and a bypass switch activation unit, to which bypass switch activation unit at least one field coil of the bypass switch is connected. At least one control terminal of the bypass switch activation unit is connected to the first electronic control unit. The electronic control unit and/or the bypass switch activation unit controls the at least one field coil of the bypass switch in a preconfigured way either with at least one first electric current or one second electric current, the one second electric current being greater than the at least one first electric current.

An exemplary apparatus includes a switch, an arm, and a rod. The switch is housed by a housing and includes an actuating tab. The arm is housed by the housing and carries an arm magnet. The arm magnet includes first and second opposed surfaces and an edge surface. The rod carries a float and a rod magnet. The rod is movable between a first rod position and a second rod position at which the rod magnet is in the housing. As the rod moves from the first position to the second position, the edge surface of the arm magnet is configured to move across a facing surface of the rod magnet, thereby moving the arm from a first arm position in which the arm does not actuate the actuating tab to a second arm position in which the arm actuates the actuating tab.

The subject matter discloses a relay, including a housing, static contact bridges, a moving contact bridge, a pushing mechanism and a detection assembly. The static contact bridges is arranged on the housing, the moving contact bridge is movably arranged in the housing between a conduction position where the moving contact bridge is conducted with the static contact bridges and a disconnection position where the moving contact bridge is disconnected from the static contact bridges, and the pushing mechanism is connected with the moving contact bridge and used for pushing the moving contact bridge to move between the conduction position and the disconnection position; the detection assembly comprises an auxiliary moving contact bridge and an auxiliary static contact bridge, the auxiliary moving contact bridge is connected with the pushing mechanism, the auxiliary static contact bridge is arranged on the housing, the auxiliary moving contact bridge is connected with the auxiliary static contact bridge when the moving contact bridge is at the conduction position, and the auxiliary moving contact bridge is disconnected from the auxiliary static contact bridge when the moving contact bridge is at the disconnection position.

Position sensing modules associated with a device are provided. The position sensing modules are configured to receive electrical characteristics associated with one or more switches of a device over a predetermined period of time, the one or more switches being configured to connect service to or disconnect service from a customer; calculate a match indicator for each phase of the device including the one or more switches, the match indicator indicating whether an electrical characteristic on a load-side of the device matches a same electrical characteristic on a line-side of the device for each phase of the device; and determine a position of the one or more switches based on the received electrical characteristics and the calculated match indicator for each phase of the device.

The present subject matter provides a relay, including an insulating cover, two static contact bridges, a moving contact bridge, a drive shaft and a driving mechanism; a conductive layer is provided on the inner surface of the top of the insulating cover; the relay comprises an auxiliary conduction structure and an auxiliary detection structure; the auxiliary conduction structure includes a conductive member and an elastic member that elastically supports the conductive member below; the conductive member is arranged on the drive shaft, the drive shaft moves up to drive the moving contact bridge to be conducted with the static contact bridges, and the conductive member is conducted with the conductive layer; the drive shaft moves down to drive the moving contact bridge to be disconnected from the static contact bridges, and the conductive member is disconnected from the conductive layer; the auxiliary detection structure comprises a first auxiliary terminal and a second auxiliary terminal; the first auxiliary terminal is electrically connected to the conductive layer; and the second auxiliary terminal is electrically connected to the conductive member.

A switch comprising having an actuation member in the form of a pushbutton with an actuating portion being arranged, when an external force is applied to the pushbutton, to be moved vertically relative to the housing between a pushbutton upper position and a pushbutton lower position, the pushbutton and a tilting driving member forming a movable mechanical assembly. An electrical switching portion generates signals representative of changes of position of the one and/or of the other of the two components of the movable assembly, the electrical switching portion including a sensing switch for sensing the changes of position of the pushbutton between its upper position and its lower position, and a detecting switch for detecting the changes of position of the tilting driving member between its upper position and its lower position.

An electrical interruption switch for interrupting high currents at high voltages includes a casing, surrounding a contact unit defining a current path through the switch, and a pyrotechnic material, comprising a gas and/or shock wave-generating, activatable material. The contact unit has first and second connection contacts and a separation region. The pyrotechnic material and contact unit are formed such that a current to be interrupted is supplied to the contact unit via the first connection contact and discharged therefrom via the second connection contact, or vice versa. When the pyrotechnic material is ignited, the separation region is exposed to a gas pressure and/or shock wave, such that the separation region is tom open, caved in or separated. At least one chamber in the switch, at least partially delimited by the separation region, is filled with a filling material.

A disc member is for a Thomson coil actuator of an electrical switching apparatus. The Thomson coil actuator has at least one generally planar coil. The disc member includes at least one annular-shaped conductive member structured to be driven by the coil, and a structural support member directly coupled to the conductive member.

The present disclosure relates to a molded case circuit breaker, and particularly, to a molded case circuit breaker with an insulated cover. A molded case circuit breaker in which a load-side terminal is connected to an external connection device according to an embodiment of the present disclosure includes an insulating cover coupled to an enclosure of the molded case circuit breaker, in which the insulating cover includes an insulating wall interposed between the enclosure and the external connection device.

In one example, a modified electrical device includes a body and at least one connector on the body to make power and control connections with an active cover plate. In some embodiments, a wall plate system may include a modified electrical device or receptacle and/or an active cover plate.