Abstract:
An electrical wiring device including a housing assembly including a plurality of terminals at least partially disposed therein, the plurality of terminals including a HOT/LOAD terminal, a NEUTRAL terminal, a first traveler terminal, and a second traveler terminal, wherein, when in use, at least one of the terminals is connected to line hot; a first series FET and a second series FET disposed in series between the HOT/LOAD terminal and one of the first traveler terminal or the second traveler terminal; at least one of a first sensor producing a first sensor output according to current flow or a voltage at the one of the first traveler terminal or the second traveler terminal and a second sensor producing a second sensor output according to current flow through the NEUTRAL terminal or according to a voltage between the first series FET and second series FET; and a controller configured to determine to which of the plurality of terminals line hot is connected based, at least, on the first sensor output or the second sensor output and to provide, during operation, at least one of a first control signal to the first series FET and a second control signal to the second series FET according to a user adjustable load setting.
Abstract:
An electrical wiring device including a housing assembly including a plurality of terminals at least partially disposed therein, the plurality of terminals including a HOT/LOAD terminal, a NEUTRAL terminal, a first traveler terminal, and a second traveler terminal, wherein, when in use, at least one of the terminals is connected to line hot; a first series FET and a second series FET disposed in series between the HOT/LOAD terminal and one of the first traveler terminal or the second traveler terminal; at least one of a first sensor producing a first sensor output according to current flow or a voltage at the one of the first traveler terminal or the second traveler terminal and a second sensor producing a second sensor output according to current flow through the NEUTRAL terminal or according to a voltage between the first series FET and second series FET; and a controller configured to determine to which of the plurality of terminals line hot is connected based, at least, on the first sensor output or the second sensor output and to provide, during operation, at least one of a first control signal to the first series FET and a second control signal to the second series FET according to a user adjustable load setting.
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 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 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 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 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. The automated test circuit is further configured to provide a device failure mode signal such that a plurality of the first, second or third electrical conductors are disconnected from each other if the fault detection signal is not detected within a predetermined time frame.
Abstract:
The present invention is directed to an electrical wiring device that includes a plurality of line terminals configured to be coupled to a source of AC power, a plurality of feed-through load terminals, and at least one set of receptacle load terminals configured to provide the AC power to a user load via an AC power plug. A circuit interrupter assembly includes a plurality of movable interconnection members. Each movable interconnection member includes a first interconnecting contact disposed on a first side thereof and a second interconnecting contact disposed on a second side thereof. The first interconnecting contact and the second interconnecting contact are offset from one another in a direction substantially orthogonal to a direction of movement. The movable interconnection members are movable in the direction of movement between a reset position wherein the plurality of line terminals, the plurality of feed-through load terminals and the at least one set of receptacle load terminals are electrically connected, and a tripped position wherein the plurality of line terminals, the plurality of feed-through load terminals and the at least one set of receptacle load terminals are electrically disconnected.
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.