Abstract: The present invention is directed to an electrical wiring assembly that includes a wall plate cover, a housing portion and an electro-optical assembly coupled to a plurality of wiring terminations. The assembly includes a circuit configured to provide an output signal in response to an external input signal. The assembly also includes a plurality of lighting elements coupled to the circuit and configured to emit the plurality of light beams in response to the output signal. The electro-optical assembly further includes an ambient light sensor accessible to the ambient space via at least one of the plurality of openings. The ambient light sensor is configured to generate the at least one external input signal in response to an ambient light level in the ambient space, the ambient light sensor being substantially isolated from the plurality of light beams.

Abstract: The present invention is directed to a protective wiring device that includes a rear cover member having a portion substantially defining a line terminal interface region. An electric circuit assembly includes a sensor assembly coupled to a fault detection circuit. A plurality of line terminal interface contacts are disposed in the line terminal interface region, each line terminal interface contact being connected to a termination structure coupled to the rear body member. A conductive pathway is configured to interconnect the termination structure and a corresponding one of the first set of contacts via the sensor assembly. The conductive pathway includes a conductive structure disposed in the rear cover member and mounted to the at least one PCB. The line terminal interface contacts are configured to mate with a removably attachable electrical adapter connected to the plurality of AC power transmitting wires to provide AC power to the electric circuit assembly.

Abstract: The present invention is directed to an electrical wiring device that includes at least one circuit configured to provide an output signal in response to at least one external input signal. The device further comprises a light emission and detection assembly that includes: a lamp sub-assembly coupled to the at least one circuit, the lamp subassembly including at least one light emitting element configured to emit light in response to the output signal; and an ambient light sensor sub-assembly coupled to the at least one circuit and including an ambient light sensor and a sensor housing assembly, the ambient light sensor being configured to generate the at least one external input signal in response to sensing an ambient light level in the space, the sensor housing assembly being configured to substantially isolate the ambient light sensor from the light emitted by the lamp sub-assembly.

Abstract: The present invention is directed to an electrical wiring device that includes a test circuit that is configured to generate a recurring simulated fault signal. A detection circuit is configured to generate a test detection signal in response to the recurring simulated fault signal. An end-of-life monitor circuit is configured to generate an end-of-life detection signal if the test detection signal is not generated within a first predetermined period of time. At least one indicator is configured to emit an indication signal in response to the end-of-life detection signal. A response mechanism is configured to decouple the plurality of line terminals from the plurality of load terminals after a second predetermined period of time has elapsed following the end-of-life detection signal.

Abstract: The present invention is directed to a protective electrical wiring device that includes at least one first stop member disposed proximate at least one first conductor. The at least one first stop member is configured to limit the movement of the at least one first conductor when the circuit interrupting assembly moves between the reset position and the tripped position such that a gap is established between the plurality of circuit interrupting contacts in the tripped state, the gap being substantially greater than or equal to a predetermined distance.

Abstract: The present invention is directed to an electrical wiring device that includes an automatic test circuit configured to commence an automatic test at a predetermined time such that a test current propagates on a test conductor. The sensor assembly provides a sensor test output responsive to the test current only if both the differential transformer and the grounded neutral transformer are operative. A fault detector circuit is configured to generate a test detection signal in response to the sensor test output only if the fault detector circuit is operable and the at least one power supply is substantially charged. A device integrity evaluation circuit includes a timer that effects a tripped state when a time measurement exceeds a threshold, the test detection signal resetting the time measurement when properly wired before the time measurement exceeds the predetermined threshold but does not reset the time measurement when miswired.

Abstract: The present invention is directed to an electrical wiring device that includes a detection assembly coupled to a plurality of line terminals and a plurality of load terminals, the detection assembly being configured to detect a wiring state associated with the plurality of line terminals and the plurality of load terminals. The detection assembly includes a primary wiring state detection circuit coupled to the plurality of line terminals, and a secondary wiring state detection circuit coupled to the plurality of load terminals.

Abstract: The present invention is directed to a device for regulating an amount of electrical power provided to at least one electrical load, the device comprising a control circuit disposed in the housing and including at least one switch device movable between a first switch state and a second switch state. The control circuit further includes a power control element that has a power control actuator configured to adjust the amount of power provided to the at least one electrical load. A variable control actuator is accessible to the user via the control aperture and coupled to the power control actuator via a linkage structure. The linkage structure further includes a pin and channel arrangement configured to convert a user control action into a power control actuator adjustment by translating rotational motion into linear motion or linear motion into rotational motion.

Abstract: The present invention is directed to a switch device that includes a first switch portion that is configured to rotate a first angular amount in a first direction about a first fixed axis of rotation and has a first pivot arm length. The first and second switch are coupled to the interface portion. The second switch portion rotates a second angular amount in a second direction and has a second pivot arm length. The second angular amount is greater than the first angular amount and a function of the first pivot arm length and the second pivot arm length. A set of switch contacts includes at least one fixed contact and a movable contact separated by a predetermined minimum distance that is a function of the first pivot arm length and the second pivot arm length.

Abstract: The present invention is directed to a modular wall box system configured to be mounted substantially flush with respect to the wall. The assembly includes a plurality of wall surfaces, each wall surface includes a single gang opening that accommodates an AC electrical wiring device or a low voltage telecom device. At least one removable flange cover is configured to be removably coupled to the mounting flange. At least one modular connector can be inserted within the single gang modular device opening and includes a slidable engagement portion. The slidable engagement portion slidably engages a lateral edge of the wall surface forming the single gang modular device opening such that the at least one modular connector is slidably moveable to any vertical position.

Abstract: The present invention is directed to a circuit interrupting device including an actuator that provides an actuator stimulus upon the occurrence of the fault actuation signal. A circuit interrupter is positioned to electrically disconnect the first, second and third electrical conductors from each other upon the occurrence of the actuator stimulus. An automated test circuit is coupled to the circuit interrupting assembly. The automated test circuit is configured to automatically produce the simulated fault condition during a predetermined portion of an AC line cycle to determine whether the fault detection assembly is operational such that the fault detection assembly provides a fault detection signal without the circuit interrupter electrically disconnecting the first, second and third electrical conductors from each other.

Abstract: The present invention is directed to an electrical wiring device for use in an electrical distribution system. The device includes a plurality of line terminals configured to terminate the plurality of line conductors and a plurality of load terminals configured to terminate the plurality of load conductors. The protective circuit assembly includes at least one fault detector configured to generate a fault detection signal based on electrical perturbations propagating on at least one of the plurality of line terminals or at least one of the plurality of load terminals. A device integrity evaluation circuit includes a timing circuit coupled to the source of AC power by way of the plurality of load terminals and configured to generate a time measurement. The device integrity evaluation circuit is configured to reset the time measurement if the protective circuit assembly generates the fault detection signal during a predetermined test interval in the properly wired condition.

Abstract: The present invention is directed to a power control device. The device includes an interchangeable user interface assembly includes a frame member having a plurality of connector elements configured to mate with a plurality of frame connection apertures. The frame member is removable from the device heat sink without any tools. The interchangeable user interface assembly includes an interface paddle rotatably coupled to the frame member and detached relative to the device's rocker switch such that the interface paddle slidably moves relative to the rocker switch with at least one degree of freedom during a rotational movement, the user interface assembly further including an interface dimmer movably disposed within the frame member and coupled to the device's dimmer actuator.