Abstract: A lever-type connector includes a housing fitted to and separated from a mating-connector housing, a lever supported by the housing and fits and separates the housings to and from each other through a rotation operation, and a cable cover mounted on the housing and covers a rear surface of the housing. A support shaft is provided in one of the housing and the lever, and a bearing portion having a shaft-sliding groove is provided in the other. A cam follower is provided in one of the lever and the mating-side connector, and a cam groove is provided in the other. A locking portion is provided in one of the lever and the housing, and a temporary locked portion and a complete locked portion are provided at positions in the other one. The locking portion is capable of locking and separating each the temporary locked portion and the complete locked portion.

Abstract: An electrical connector may be provided for connection to a mating electrical contact in an insertion direction. The connector has an inner casing in which an electrical bushing contact having a locking element, which can be moved parallel to the insertion direction for setting a contact force, can be fixed to the mating contact, which can be inserted into the bushing contact. At least one axial end of the locking element may protrude laterally out of the inner casing. The connector also has an outer casing in which the inner casing can be accommodated. A locking element fixing means, which can be fixed on the outer casing in a stationary manner against movement parallel to the insertion direction and also engages in the axial end of the locking element, is also provided, allowing a movement of the inner casing relative to the outer casing parallel to the insertion direction.

Abstract: A plug connector having unlocking function is disclosed in the present invention. The plug connector includes a base, a signal transmission module, a lock head, a cover and an unlocking device. The lock head has two symmetrical edge protrusions, each of which has an upward inclined surface. The unlocking device includes a sliding member being slidably mounted on the cover and being connected with the lock head, and a pull strip being connected with the sliding member. A connection mouth of the sliding member has two downward inclined surfaces. A free end of the lock head is embedded into the connection mouth, and the upward inclined surface is pressed against the corresponding downward inclined surface. When pulling the pull strip backward, the sliding member moves backward, and the downward inclined surface can push the edge protrusion to move downward and drive the lock head to go down for unlocking.

Abstract: An electrical safety system, for use in a wet area, the electrical safety system comprising a resealable housing, for installation into the wet area, a conductive bar extending through a side of the housing, for installation against a conductive element adjacent to the housing and an electrical coupling, coupled to the bar and housed in the housing, for coupling to an earth wire to earth the bar and thus the conductive element.

Abstract: An electrical connector includes an insulative housing and a plurality of contacts retained within the housing as a contact module. The housing includes a base and a mating tongue forwardly extending from the base. The contacts are arranged with two rows contacting sections respectively exposed upon two opposite surfaces of the mating tongue, and one row mounting sections for mounting to a same plane of a printed circuit board. Each contact has a linking section between the contacting section and the mounting section. The contacts are grouped by one grounding contact associated with a pair of neighboring differential pair signal contacts in an isosceles triangular configuration wherein the grounding contact is located at the top apex. The linking section of grounding contact of the outermost group is widened compared with those of the remaining contacts for lowering the corresponding impedance.

Abstract: An apparatus includes a wire harness including a primary conductor and a shield conductor configured to electromagnetically shield the primary conductor. The apparatus further includes a first connector coupled to the wire harness. The first connector includes a shield termination device electrically connected to the shield conductor. The first connector further includes a connector body defining a plurality of openings to receive a first plurality of electrical contacts. The first plurality of electrical contacts is configured to mate with a second plurality of electrical contacts of a second connector. A first electrical contact of the first plurality of electrical contacts is positioned in a first opening of the connector body and is electrically connected to the primary conductor. A second electrical contact of the first plurality of electrical contacts is positioned in a second opening of the connector body and is electrically connected to the shield termination device.

Abstract: A power supply circuit breaker device (1) is configured to include: a fixed-side connector device (2) provided partway along a power supply circuit (D); a movable-side connector device (3) which engages/disengages with the fixed-side connector device (2) to turn ON/OFF the power supply circuit (D); and a rotary connection mechanism (4) for engagement/disengagement between the connector devices and turning ON/OFF the power supply circuit. The rotary connection mechanism (4) is configured such that, in the engagement/disengagement between the connector devices and the turning ON/OFF of the power supply circuit, the movable-side connector device (3) is made linearly movable along an engagement direction (P), and the movable-side connector device (3) is made rotatably movable in a direction (Q) around a rotation axis parallel to the engagement direction (P).

Abstract: A method of ensuring power delivery in a universal serial bus (USB) interface between a device and a counterpart device, the device including a port controller and a USB receptacle. The method includes the port controller attempting to detect an abnormal state in which a leakage current occurs in the USB receptacle using at least one pin of the USB receptacle; and when the abnormal state is detected, the port controller turning OFF a switch connected between a power pin of the USB receptacle and an internal circuit of the device, and determining to enter an unattached state of being separated from the counterpart device.

Abstract: An electrical outlet device and system for providing light and power during the night or during a power failure. The device and system includes rechargeable energy storage devices that can be utilized to provide power to the outlet(s) and the light sources. The device and system can have two sections, a main and a removable section both having their own energy storage devices and light sources. The light sources can be controlled by a control circuit that can utilize one or more switches or sensors to control the activation or deactivation of the light sources and also the transfer of energy from the energy storage devices to the light sources or outlets of the main section. The main section can also have USB and electrical outlets or plugs to allow the device and system to be plugged into an AC or DC power source, and can transfer that energy to the USB and electrical outlets or plugs.

Abstract: A connection interface between a panel and a support structure. The panel includes one or more connectors. The support structure supports the panel and is configured to engage with the one or more connectors. The connection interface between the panel and the support structure provides a mechanical connection to secure the panel. The connection interface can also provide for electrical connections between the panel and the support structure and/or between the panel and one or more other panels or remote components.

Abstract: A quick connect and release mechanism is provided for a coaxial cable connector comprising a first connector body having an annular cavity accessible by a tubular opening. A conical retention ring is disposed in the annular cavity and engaging at least one radial step form along a rearwardly facing surface of the annular cavity and, furthermore, being configured to engage a retention surface of a second connector body upon insertion of a tubular sleeve thereof. Furthermore, a retention ring engager is disposed over a portion of the first connector body and has a sleeve portion extending into the tubular opening to urge the retention ring from engagement with the at least one radial step while also disengaging the retention surface of the second connector. As a consequence, the second connector is released from the first connector.

Abstract: A connector system includes a plug assembly that has a front connector mounted to a circuit board. The connecter has two wafers that each support a row of terminals and uses shims and pegs to precisely control the spatial relationship of the two wafers to the circuit board. The wafers need not be directly contacting the circuit board and the terminals can have tails that can be positioned slightly above the circuit board and connector to pads on the circuit board via solder connections. The connector system is optimized so as to enable support of 25 Gbps data rates.

Abstract: Disclosed herein is an adapter having a plug removably coupled to an adapter body. The adapter includes an adapter body including an adapter pin, a mounting portion provided in the adapter body and including a first mounting portion provided on one side of the adapter body on which the adapter pin is disposed, and a second mounting portion provided on another side of the adapter body, and a plug configured to be removably coupled to the first mounting portion and the second mounting portion wherein a plug terminal provided on one side surface of the plug is electrically connected to the adapter pin provided on the one side of the first mounting portion regardless of an orientation of the plug with respect to the mounting portion.

Abstract: A lamp device with changeable lamp socket includes a light tube, a light source plate received in the light tube, and two lamp sockets locked with two ends of the light tube. The lamp socket includes a first tubular body, a first covering plate, and two conductive plugs. The lamp device further includes two adapter covers detachably locked on the lamp sockets. Each adapter cover includes a second tubular body, a second covering plate, and a conductive component. For each of the lamp sockets and the corresponding adapter cover, the conductive plugs are inserted into insertion holes of the second covering plate, and the conductive component is electrically connected to the conductive plugs, passes through an opening of the second covering plate, and exposed from the second covering plate.

Abstract: The present invention relates to an electronic device and an antenna connector. The electronic device includes a first unit, a transmission dock, a base, and an antenna connector. The transmission dock is pivotally provided at the first unit. The base is movably provided at the transmission dock, and includes a top plate and a bottom plate that are mutually fixed. The antenna connector is movably provided at the base, and includes a housing, an installation flange, a central moving terminal and an elastic member. The central moving terminal is located in the housing. The installation flange is radially formed outside the housing, and is located between the top plate and the bottom plate and abuts against the top plate. The elastic member is clamped between the installation flange and the bottom plate.

Abstract: A socket includes a socket base, a first conducting plate, a second conducting plate, a cover, and a conducting assembly. The socket base is provided with a first driving device and a second driving device. The first conducting plate is received in the socket base and connected to the first driving device. The second conducting plate is received in the socket base and connected to the second driving device. The cover is connected to the socket to be turned between a first position and a second position. The conducting assembly has a first clamping member and a second clamping member to received pins of a plug therein. The first clamping member and the second clamping member are connected to the cover, and the first clamping member is associated with the first driving device and the second clamping member is associated with the second driving device.

Abstract: A method of attaching a contact element to a conductor plate includes welding the contact element to a conductive path of the conductor plate in a surface-mounted manner with a laser beam.

Abstract: A crimping module suited to a crimping hand tool is provided. The crimping module includes a base adapted to be moved along an axis, an adjustment member rotatably disposed at the base along the axis, and a crimping member movably assembled to the base along the axis. The crimping member penetrates and is screwed with the adjustment member. The adjustment member is adapted to be rotated about the axis to drive the crimping member to move along the axis, so as to adjust a position of the crimping member in the crimping hand tool. After a cable and a connector are received in the crimping hand tool, the crimping hand tool is adapted to drive the base by a force and crimp the cable and the connector together via the crimping member.

Abstract: An in-line portable, handheld hydraulic scissor-type action crimping tool having a handle assembly and a working head assembly is provided. The handle assembly has a tool frame portion and a neck portion. The working head assembly has a pair of jaw members joined so that they are movable relative to each other and held in place by a locking pin. One jaw member has a nest secured to or directly formed into the jaw member. The other jaw member has an indentor secured to or directly formed into the jaw member.

Abstract: A plurality ceiling fan kits comprising one or more pre-wired downrods or a set of pre-wired downrods having internal wiring terminating on one or more ends in wire leads made of electrically conductive materials. Different electrical connectors, for use with the ceiling fan kits and pre-wired downrods, are adapted to electrically couple one or more sets of wiring by pushing in the electrically conductive wire leads into a plurality of ports disposed on the electrical connectors. The electrical connectors may include a jumper for switching between a single- and dual-power supply switch configuration and indicia for identifying the insertion of a wire into a corresponding port. A method of mounting a ceiling fan to a structure having an electrical supply, utilizing the pre-wired downrods and the electrical connectors.

Abstract: Fiber optic amplification includes a photonic crystal fiber coupled to a pump laser through a first coupler. The pump laser emits a first electromagnetic radiation wave into the photonic crystal fiber at a first oscillation frequency and a second electromagnetic radiation wave into the photonic crystal fiber at a second oscillation frequency equaling the first oscillation frequency. The first and second electromagnetic radiation waves interact to generate a signal comprising an electromagnetic radiation wave at a third oscillation frequency and an idler comprising a fourth electromagnetic radiation wave at a fourth oscillation frequency to be generated and amplified through parametric amplification. Parametric amplification is achieved by four wave mixing. The photonic crystal fiber emits a parametric output signal based on the four wave mixing. A nonlinear crystal frequency doubles the parametric output signal through second-harmonic generation.

Abstract: A system and method for stabilizing and combining multiple emitted beams into a single system using both WBC and WDM techniques.

Abstract: Systems and methods for end pumped laser mirror stack assemblies are provided. In one embodiment, an end pump mirror stack assembly for a laser resonator comprises: a pump light injection layer applied to a transparent substrate, the pump light injection layer comprising at least one light generating optical emitter embedded within the pump light injection layer, wherein the pump light injection layer is configured to transmit a pump light having a first wavelength into the substrate; a multilayer thin-film mirror stack coupled to the transparent substrate; a lasing material layer coupled transparent substrate and positioned to receive the pump light, wherein the lasing material layer is doped with a dopant that generates a fluorescent light output at a second frequency when exposed to the pump light; and an antireflective coating applied to the substrate, the first anti-reflective coating configured to pass light of the first wavelength.

Abstract: This disclosure enables laser-based gain elements, such as fiber lasers, fiber amplifiers, and the like, that have higher power and better frequency stability than can be achieved in the prior art. Embodiments disclosed herein include a fiber-based gain element having a first portion in which anti-Stokes fluorescence (ASF) reduces its temperature below that of an ambient environment and a second portion whose temperature is not reduced below that of the ambient environment. The fiber-based gain element is arranged such that the first and second portions are thermally coupled so heat can flow from the second portion into the first portion, thereby reducing the average temperature of the gain element. In some embodiments, a core configured to provide optical gain is thermally coupled with a first cladding configured to exhibit ASF cooling via an intervening cladding layer that acts to confine a first pump signal to the core.

Abstract: A laser amplifier module having an enclosure includes an input window, a mirror optically coupled to the input window and disposed in a first plane, and a first amplifier head disposed along an optical amplification path adjacent a first end of the enclosure. The laser amplifier module also includes a second amplifier head disposed along the optical amplification path adjacent a second end of the enclosure and a cavity mirror disposed along the optical amplification path.

Abstract: A semiconductor laser (1) emits laser light. An electro-absorption optical modulator (2) modulates the laser light. The electro-absorption optical modulator (2) includes a plurality of electro-absorption regions (2a, 2b, 2c) having different extinction characteristics, whereby the extinction ratio curve of the optical device can be controlled to have a shape with multiple steps that is suited to driving conditions.

Abstract: A semiconductor laser device includes: a housing including: a recess, and a plurality of wiring parts disposed inside the recess; a submount including: a first main surface fixed to a lower upward-facing surface of the recess, and a second main surface opposite to a first main surface, wherein, in a plan view of the semiconductor laser device, the submount is disposed between the first upper upward-facing surface and a second upper upward-facing surface of the recess; a semiconductor laser element; a light reflecting member; a first wire; and a second wire.

Abstract: An epoxy-free laser assembly includes at least one laser array and at least one optics assembly positioned within an optical path of at least one laser array. The laser array and the optics assembly are epoxy-free. In one example, the optics assembly has a beam shaping optic and a wavelength stabilization optic, wherein the wavelength stabilization optic is connected to beam shaping optic with at least one tab and solder. In another example, a plurality of optics assemblies is included within the laser assembly, whereby the laser array and all of the plurality of optics assemblies fit within a footprint of the heatsink. Methods of manufacturing the same are also provided.

Abstract: Structures for response shaping in frequency and time domain, include an optical response shaper and/or a modulator device with multiple injection. The device comprises a resonator having an enclosed geometric structure, for example a ring or racetrack structure, at least two injecting optical waveguides approaching the resonator to define at least two coupling regions between the resonator and the injecting waveguides, and may define at least two Free Spectral Range states. One or both of the coupling regions has a coupling coefficient selected for a predetermined frequency or time response, and the coupling coefficient or other device parameters may be variable, in some case in real time to render the response programmably variable.

Abstract: A semiconductor heterostructure device includes a middle layer including an inner conducting channel and an outer current blocking region. A depleted heterojunction current blocking region (DHCBR) is within the outer current blocking region. The DHCBR includes a first depleting impurity specie including a Column II acceptor, and a second depleting impurity comprising oxygen which increases a depletion of the DHCBR so that the DHCBR forces current to flow into the conducting channel during electrical biasing under normal operation of the semiconductor heterostructure device.

Abstract: A semiconductor optical amplifier includes a conductive region that is provided on a substrate and allows light transmission, and a nonconductive region that is provided around the conductive region and prohibits light transmission. The conductive region includes a first region including a light-coupling portion to which light from an external light-source unit is coupled, and a second region having a narrower width than the first region and connected to the first region through a connecting portion, the second region including a light-amplifying portion amplifying the light from the light-coupling portion by propagating the light in a predetermined propagating direction along a surface of the substrate, the light-amplifying portion outputting the amplified light in a direction intersecting the surface of the substrate.

Abstract: The present invention relates to a vertical cavity surface emitting laser (VCSEL) and a manufacturing method thereof, and more specifically, to a high-efficiency oxidation VCSEL which emits laser beams having a peak wavelength of 860 nm, and a manufacturing method thereof.

Abstract: The present invention relates to a vertical cavity surface emitting laser (VCSEL) and a manufacturing method thereof, and more specifically, to a high-efficiency oxide VCSEL which emits laser beams having a peak wavelength of 860 nm, and a manufacturing method thereof.

Abstract: A corona comprises a central electrode surrounded by an insulator, which is surrounded by a conductive component. The conductive component includes a shell and an intermediate part both formed of an electrically conductive material. The intermediate part is a layer of metal which brazes the insulator to the shell. An outer surface of the insulator presents a lower ledge, and the layer of metal can be applied to the insulator above the lower ledge prior to or after inserting the insulator into the shell. The conductive inner diameter is less than an insulator outer diameter directly below the lower ledge such the insulator thickness increases toward the electrode firing end. The insulator outer diameter is also typically less than the shell inner diameter so that the corona igniter can be forward-assembled.

Abstract: A cabinet comprising an outer wall which encapsulates an internal space comprising electronic components, the outer wall having a rupture line forming a release wall portion which by rupturing of the rupture line in response to an increased pressure in the internal space can be released and thereby define an opening forming arc-vent for the internal space. To protect against penetration of objects of a predetermined size into the electronic components, the cabinet further comprises a ventilation-open inner lining arranged in the internal space to cover the opening. If arching should occur, the increased pressure may rupture the line and the opening will allow venting. In this situation, the inner lining prevents against penetration.

Abstract: A cable management assembly that mounts cables to a ladder rack. The cable management assembly includes a thermal expansion block, a cable attachment beam, and a bracket. The thermal expansion block is positioned on a ladder rung of the ladder rack. The thermal expansion block has a top, a bottom, a first side, a second side, and ends. The first side and the second side of the thermal expansion block have an opening there through that receives the cable attachment beam. The bracket secures the thermal expansion block and attached cable attachment beam to the ladder rung.

Abstract: A screw less, adjustable cover plate for electrical fixtures is disclosed. The cover plate has a rear side which comprises of a prong attached thereto or molded as an integral part of the cover plate. The prong extends rearward from the cover plate and is orthogonal to a face of the cover plate. The prong is positioned in such a manner that it aligns with a threaded hole in the electrical outlet conventionally used to receive a screw for fastening the cover plate to the outlet. In an embodiment, the prong is configured to be pushed and not threaded into the threaded hole, in order to secure the cover plate to the electrical outlet. In this manner, the cover plate can be quickly installed without any tools and screws.

Abstract: An object is to suppress concentration of stress on electrical wires when the electrical wires are bent in the vicinity of a bracket. A bracket-equipped conductive path includes a conductive path main body that is constituted by a plurality of coated wires, a protector that surrounds the conductive path main body, and a bracket that is made of metal and includes a base portion that is embedded in the protector in such a manner that detachment of the base portion from the protector is restricted and an attachment portion that extends from the base portion. The base portion has a flat plate shape and is arranged to face the conductive path main body in a direction that is substantially parallel to a thickness direction of the base portion.

Abstract: A clamp for suspending an aerial conductor wire from a transmission tower includes an inner sleeve formed by a pair of sleeve halves which are mated and fastened together to define a cylindrical open-ended conductor bore for compressing the conductor wire, the inner sleeve having outer enlarged ends each forming an opposing shoulder, and an outer sleeve formed by a pair of outer sleeve halves which mate together to define an inner bore which closely fits an outer diameter of the inner sleeve and having a length which fits between the opposing shoulders of the inner sleeve, to permit rotation of but restrict longitudinal movement of the inner sleeve within the outer sleeve, wherein each outer sleeve half each comprises an interlocking assembly which mates with an interlocking assembly on the other half and a mounting tab on an longitudinal edge opposite the interlocking assembly.

Abstract: The invention relates to a system (1) for transferring a magnetic link (2) between a first element and a second element rotatable relative to the first element, a first end of said link being adapted to be attached to the first element and a second end of the link being adapted to be attached to the second element, characterised in that it comprises: a first part (11, 13) adapted to be rigidly connected to the first element; a second part (21, 23) rotatable relative to the first part and adapted to be rigidly connected to the second element so as to be rotationally driven at the rotational speed of said second element; a third part (30, 31) rotatable relative to the first and second parts, a member for coupling (40, 45) the second and third parts, adapted to rotationally drive the third part at a speed equal to half the rotational speed of the second element, two sets of two coaxial ferromagnetic surfaces for winding the magnetic link (2), a first set comprising a first surface integral with the first part

Abstract: The present disclosure relates to a method of integration and compensation in a protection relay. The method may include the protection relay: receiving a measured signal from a Rogowski coil and converting the measured signal to digitized samples, where the measured signal is a differentiated current signal over time; iteratively computing integrated current data from the digitized samples using a first digitized function to obtain integrated value; iteratively computing a compensated current data from the integrated current data using a second digitized function to remove a DC component in the integrated current data; evaluating the compensated current data to identify a fault condition; generating a trip signal on identification of a fault condition to operate a switch to electrically disconnect to protect the power equipment. The steps of integration and compensation may be performed in time window that is within the time period of the measured signal.

Abstract: Wireless communication enabled circuit breakers are described. Methods associated with such wireless communication enabled circuit breakers are also described. The wireless communication enabled circuit breakers may controlled by a remote entity. The remote entity may wirelessly case the wireless communication enabled circuit breakers to trip.

Abstract: An electronic control unit having a self-diagnosis function is realized in which an operation processing section is capable of identifying not only the presence or absence of the occurrence of NG of disconnection, an earth fault, and a power fault, but also three states of NG, OK, and indetermination. Therefore, when a diagnosis opportunity is present, a mask signal maintains a state of Not Mask even if the mask signal is subsequently brought into a mask state. When an operation processing device requests a drive circuit for communication therewith, the mask signal is set to the state of Mask, and information stored in a register is cleared. Further, when the mask signal is in the state of Mask when the operation processing device performs communication with the drive circuit, the operation processing device is capable of identifying that an indeterminate state free of the opportunity of the diagnosis is present.

Abstract: An overcurrent protection method is provided. The overcurrent protection method is applied to a USB with a PD function. The overcurrent protection method includes the steps of converting an input voltage into a first voltage to provide power to the first electronic device; determining whether the working current of the first electronic device is greater than a first default value; determining whether the working current of the first electronic device is greater than a second default value; in response to the working current being greater than the first default value, a first sensing signal is generated to disable a switch and to form an open circuit between the first electronic device and the second electronic device; and in response to the working current being greater than the second default value, conversion of the input voltage into the first voltage is stopped.

Abstract: A switch circuit disposed on a wire that connects a plurality of batteries includes a semiconductor switch that switches the connection between the batteries to ON or to OFF, and a protective switch that is connected in parallel to the semiconductor switch. The protective switch has a pair of terminals that are each connected to the wire, and a conductive plate that is constituted by a plurality of conductive members having different thermal expansion coefficients being attached to each other. The conductive plate deforms with increasing temperature of the semiconductor switch and switches the connection between the terminals to ON.

Abstract: Improvements to a power input circuit of an electric motor drive system are provided. The power input circuit is provided between a power source (e.g., battery), and a load (e.g., an inverter and a motor in the electric motor drive system). The power input circuit can comprise controllable switches for reverse polarity protection and isolation of the inverter under supply short circuit condition. In addition, an improvement to a power input circuit can comprise connection of a power supply (e.g., voltage regulator) to the external power source input side of a reverse polarity protection circuit in the power input circuit to mitigate against microcontroller restart from post-failure shutdown condition. Connection of a low-power diode in series with the voltage regulator also provides for reverse polarity protection.

Abstract: An electrical supply system including a voltage converter including having an input electrically coupled to a supply for receiving a supply signal and an output for supplying an output signal having a output voltage different to a supply voltage of the supply signal. The system includes a diode including a diode input electrically coupled to the voltage converter output, a bus electrically coupled to a diode output and at least one of a load and a store, a voltage sensor for detecting the output voltage, a current sensor for detecting a diode input current and an electronic processing device coupled to the sensors for monitoring the diode input current and the output voltage and detecting a fault in the electrical supply system based on at least the diode input current and output voltage.

Abstract: A method is described for operating an electrical system, in particular, of a motor vehicle, which includes at least one electrical consumer, at least one energy source for electrical energy, and at least one control unit, the consumer being test activated by the control unit for the purpose of initializing a start of the system and a voltage level of an electrical voltage in the system being monitored and compared to a predefinable minimum value, and the activation being interrupted if the voltage level falls below the minimum value, and the consumer being subsequently test reactivated. It is provided that the number of the interruptions is counted and the consumer is deactivated at least for a predefinable period of time upon reaching a predefinable maximum number.

Abstract: The present disclosure relates to a power distribution unit (PDU) having at least one power receptacle for enabling attachment of an AC power cord of an external device thereto. A branch receptacle controller (BRC) has at least one bistable relay and is associated with the one power receptacle for supplying AC power thereto from an AC power source. The BRC monitors a voltage of an external power source and uses it to detect when AC power is lost, and then toggles the bistable relay, if the relay is in a closed position, to an open position.

Abstract: The invention relates to a disconnection and switch-over device for overvoltage protection, particularly for DC systems, comprising at least one arresting element, and a thermal cut-off point incorporated into the electrical interconnect path of the arresting element, the thermal cut-off point comprising a movable mechanically prestressed conductor element that moves from a first position to a second position in the event of a cut-off, and when the second position is reached, an electrical switch-over to a safety device is generated, and the thermal cut-off point is formed by the movable conductor element and a stationary contact element, the movable conductor element being attached to the stationary contact element by a thermally releasable means.