H01R13/7135

Electrically interlocked receptacles in power pedestals

A power pedestal is described. The power pedestal includes a plurality of receptacles that are configured to connect to external devices. The plurality of receptacles includes a first receptacle and a second receptacle of the plurality of receptacles. The first receptacle and the second receptacle are electrically interlocked with one another. The power pedestal includes a first circuit breaker connected to the first receptacle and a second circuit breaker connected to the second receptacle, and a shunt trip circuit that is configured to trip the first circuit breaker to disable power to the first receptacle of the power pedestal, responsive to the second circuit breaker associated with the second receptacle of the power pedestal being in an active state. Related devices and methods are also described.

Ground fault circuit interrupter (GFCI) system and method
09786460 · 2017-10-10 · ·

A wiring device including a face contact; one or more line contact arms; one or more load contact arms; and a fault detection circuit. The one or more line contact arms having an upper line contact located on a bent portion of the line contact arm, and a lower line contact located on a substantially straight portion of the line contact arm. The one or more load contact arms having a load contact located on a bent portion of the load contact arm. The fault detection circuit that detects a fault condition in said wiring device and generates a fault detection signal when said fault condition is detected, wherein said fault detection signal electrically disconnects the face contact from the upper line contact and the lower line contact from the load contact.

QUICK METER CONNECT ELECTRIC AUTOMOBILE CHARGING SYSTEM
20220311197 · 2022-09-29 ·

An electrical meter quick connect device has a housing with open faces. A first face is configured with connectors to mate to a electrical service panel in a meter connection manner, and a second face is configured with connectors to mate to a meter in an electrical service panel connection manner. First and second set of lines are within the housing, connected from the first face to the second face. A breaker switch is on the housing and coupled to at least one of the first and second set of lines. A third set of lines is connected to the breaker switch and exits a side of the housing, the third set including a ground line. An electrical vehicle charging line is coupled to the third set of lines. The device can be inserted between a meter and electrical service panel to provide an electric vehicle power connection.

Leakage protection socket with reverse connection protection

The present disclosure provides an improved leakage protection socket with reverse connection protection function. The electromagnetic tripping mechanism comprises a trip coil, an iron core and a permanent magnet that fit with a return spring, the iron core has, in its front end, a boss to pull the lock for horizontal movement, the movable input contacts are clamped by a rib slot of an upper tripper that can moves upward and downward along with the reset button. There is also provided a reverse connection trip device, which has a slope that coordinates with the boss of the iron core, upon reverse connection, the trip coil generates a magnetic field in the same orientation with the permanent magnet.

Sloped-top protective hood for outdoor electrical outlets
11456568 · 2022-09-27 · ·

A protective hood for outdoor electrical outlets or receptacles has an angled top surface, two side panels, and an angled bottom surface having an aperture. In one variant of the protective hood, the aperture in is configured to receive power cords for connection to an electrical outlet over which the protective hood has been mounted, such as an existing electrical outlet installed on a building wall or a power pedestal. In another variant of the protective hood, the aperture in the angled bottom surface is configured to allow an electrical outlet to be installed directly therein, but with the protective hood still being mountable over an electrical outlet on a building wall or power pedestal instead of having an electrical outlet installed in the aperture.

Breaker Plug, Network Systems and Methods
20220051864 · 2022-02-17 ·

A device with “plug-in” receptacle that mounts in a breaker panel. The plug receptacle receives a power cord inserted by the operator. The device includes a multifunction circuit interrupt that offers overload, thermal, and ground fault (GFCI) protection for the operator in hazardous environments such as garages, shops and spider boxes at construction sites. The devices may include a networkable node or port and onboard comm circuitry that is compatible with a wired or wireless TOT network. In another embodiment, a dummy breaker body includes a plug receptacle with a GFCI interrupt circuit but no direct electrical connection to the hot bus bar, and is wired in series with a conventional circuit breaker module in a breaker panel. Using solid state electronics, the GFCI panel-mounted devices may be configured to perform an automatic fault test prior to each use. Network systems using smart breaker devices are described.

SYSTEMS AND METHODS USING ELECTRICAL RECEPTACLES FOR INTEGRATED POWER CONTROL, COMMUNICATION AND MONITORING
20170324195 · 2017-11-09 ·

An electrical receptacle contains contacts, at least one contact for electrical connection to a hot power line and at least one contact for a neutral power line. A controlled switch, such as a TRIAC, is connected in series relationship between the contact and the hot power line. One or more sensors are provided which detect signals of the hot power line and/or the neutral power line. The processor provides activation or deactivation control to the controlled switch in response to the detected signals that are indicative of conditions relative to the first and second contacts.

Circuit with Timing Function and Leakage Protection Plug
20220231498 · 2022-07-21 ·

Disclosed are a circuit with a timing function and a leakage protection plug. An output terminal of a timing chip U2 is connected to an isolating switch U3; the isolating switch U3 is connected to a rectifier module D3; the rectifier module D3 is connected to a circuit breaker X1; a switch tube Q4 and the switch tube Q3 are connected to a resistor R21, and a second switch terminal of the switch tube Q4 is grounded; an output terminal of a zero sequence current transformer is connected to a first input terminal of a microprocessor U1; and an output terminal of the microprocessor U1 is connected to a control terminal of the switch tube Q4. The leakage protection plug of this disclosure has both leakage protection and timing functions.

SEPARABLE ELECTRICAL CONNECTOR WITH A SWITCHING APPARATUS
20210398760 · 2021-12-23 ·

An electrically insulating housing including a mechanical interface, the mechanical interface configured to mechanically connect the electrical connector to or disconnect the electrical connector from a bushing of an external device; an electrical system including: an electrical conductor; and a switching apparatus in an interior of the insulating housing; and a control system configured to control current flow in the electrical conductor by controlling a state of the switching apparatus.

ELECTRIC VEHICLE SUPPLY EQUIPMENT CONNECTOR TO RESIST ELECTRICAL ARCING AND OTHER FAULTS
20210391672 · 2021-12-16 ·

A connector for electric vehicle supply equipment includes: a housing; a first electrical coupling member supported by the housing and that mates with an inlet of an electric vehicle, the first electrical coupling member including a first pin part; a second electrical coupling member supported by the housing and that mates with the inlet, the second electrical coupling member including a second pin part; and a conductive barrier supported by the housing that extends between the first and second pin parts. The conductive barrier interacts with at least one of the first and second pin parts to provide a conduction path for electrical power monitorable to evaluate electrical isolation of the first and second electrical coupling members and avoid electrical arcing or short-circuiting.