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WO/2005/017935A1 |
Disclosed is a test pushbutton module (2) for a circuit breaker (1), particularly a residual current circuit breaker, comprising a housing (21), a resistor (26), an actuating element (24) that is associated with a first connector of the ...
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WO/2005/010905A2 |
The inventive differential switch comprises a fixed power contact (1), a pivotable power contact (2) a test contactor (15, 16, 17) and an automatic interruption conductive branch (10) connected to a connection terminal of the test contac...
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WO/2004/109736A1 |
A contactor, comprising a fixed contact element (70) having a contact side conductor (170) installed in a housing (30) to easily perform a replacement operation in a short time and having a fixed contact (71) at a position opposed to a m...
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WO2004061887A9 |
A system includes a thin-film battery (50) and an activity-activated switch. The system is placed on a substrate (55) with an adhesive backing. In some embodiments, the substrate is flexible. Also formed on the substrate is an electrical...
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WO/2004/070901A2 |
A resettable circuit interrupting device such as a GFCI (10) that is immune to the problem of reverse wiring and, therefore, has load-line terminals (36, 40) that can be interchangeably connected to either at least one load or to a power...
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WO/2004/070754A2 |
A manually operated test member for a resettable circuit interrupting device for determining if the circuit interrupting device is operating properly. The test member comprises a button and a support member. The support member is adapted...
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WO/2004/070906A2 |
Located within a GFCI device (10) having receptacle openings (20, 21) in its face (16) is a movable contact bearing arm (50) held in either a closed or open position by a latching member (100) connected to a spring loaded reset button (3...
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WO/2004/070751A2 |
A GFCI device (10) which has reverse wiring protection is provided where no power is present at the face terminals (32, 34) even when the device is reversed wired. The device has a pair of movable bridges connected to its terminals. The ...
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WO/2004/070753A2 |
A typical duplex GFCI receptacle has two buttons, a test button that, when pressed, shuts off power to the receptacle and down stream devices, and a reset button that, when pressed, restores power to the GFCI and down stream devices. Gen...
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WO/2004/070752A2 |
A GFCI device (10) which has reverse wiring protection is provided where no power is present at the face terminals (16, 24) even when the device is reverse wired. The device also has a reset lockout feature that prevents it from being re...
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WO/2004/068518A2 |
Resettable circuit interrupting devices, such as GFCI devices, that include reverse wiring protection, and optionally an independent trip portions and/or a reset lockout portion are provided. A user activated switch mechanism (720) is pr...
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WO/2004/066327A2 |
A shaped member (210) having at least one window is located within a GFCI protected receptacle (10) and is operated by movement of the contact arm of the GFCI to assume a first position to block at least one plug receiving opening in the...
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WO/2004/047137A1 |
The invention relates to an auxiliary release device (12) whose housing (14) can be arranged in an adjacent manner in relation to the switch housing (4) of the motor protection switch (2), comprising first connecting terminals (21) for a...
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WO/2004/042762A1 |
The invention concerns a device for protection against surge voltages, connected between an electrical line (50) and the earth connection (52), comprising a first connection electrode (12), a second connection electrode (18) and a switch...
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WO2002061905A9 |
The aircraft applicable ground fault circuit interrupter interrupts a circuit when a current imbalance is sensed. The circuit interrupter includes a power supply, a sensor for sensing a current imbalance at the line side of the circuit, ...
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WO2003073181A9 |
A data sample and transmission module for a power distribution system is provided (figure 2). The module has a microprocessor (42) and a network interface (46). The microprocessor (42) samples first signals (52) indicative of a condition...
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WO/2003/105304A1 |
A device called shock element (K. Σ.), externally similar to the usual overcurrent protective breakerof (table), containing a shock sensor and a resistance (R) (fig. 5a, fig. 5b, fig. 6), is placed in the electric panel and it is connec...
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WO/2003/102991A1 |
The invention relates to a protection device against overvoltages, comprising a fixed electrode (12) and a movable electrode (22), arranged facing an arc extinguishing chamber (54). The movable electrode (22) is operated by an electromec...
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WO/2003/100938A1 |
A residual current circuit breaker, comprising a unit for detecting a residual current in an electrical power supply network (40) and a network disconnector unit (20). The residual current detection unit comprises a device for signal-aut...
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WO/2003/083887A1 |
A thermal overcurrent relay comprises a bimetal curving in response to a main circuit current, an interlocking plate for transmitting the displacement of this bimetal, an adjustment lever which is supported by a support shaft protruding ...
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WO/2003/079388A1 |
The invention relates to a circuit breaker for automatically interrupting an electrical flow of current (I), comprising a trip element (4), which has a tappet (26) for actuating a switching mechanism (3) and a coil (10) for generating an...
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WO/2003/078931A2 |
An electronic measuring system is described. It comprises a switch having a plurality of selectable inputs, the switch being controlled by a controller to select which of the plurality of inputs is fed to an output of the switch. The mea...
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WO/2003/079511A1 |
A circuit protection system (28) is provided that provides a dynamic delay time to an upstream circuit breaker (415) if a fault is detected in a circuit where the dynamic delay time can be based upon the location of the fault, such as th...
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WO/2003/073580A2 |
There is provided a processing system for a power distribution system. The processing system includes a first processor (310) for executing a first task having a first priority, and a second processor (350) for executing a second task ha...
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WO/2003/073571A2 |
A system (l0) includes at least one main feed system (12), a power distribution bus (14), a plurality of power circuit switches or interrupters, also referred to herein as a circuit breakers (CB) (16), and at least one load (18), for exa...
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WO/2003/073312A1 |
A method and apparatus for monitoring a communication network is provided. The network includes a plurality of node electronics units (20) communicatively coupled to at least one central control processing (24) unit through at least one ...
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WO/2003/073572A2 |
A method of monitoring and controlling a power distribution system (10) is provided. The power distribution system (10) includes a plurality of circuit breakers (16), a plurality of node electronic units (20), and wherein each associated...
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WO/2003/073576A2 |
A method and apparatus for monitoring a centrally controlled power distribution system is provided. The method includes sampling an electrical current flow in the centrally controlled power distribution system (10), transmitting the samp...
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WO/2003/073454A2 |
A circuit breaker lockout device (26) is provided that prevents the breaker contacts from being closed when the circuit breaker (14) is in a lockout state in response to a lockout signal and permits the breaker contacts to be closed when...
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WO/2003/073178A1 |
A method and apparatus for collecting power distribution system data is provided. The method includes communicatively coupling a plurality of node electronic units (20) to a digital network (22), communicatively coupling at least one cen...
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WO/2003/073221A2 |
A method and system for monitoring and controlling a power distribution system (10) is provided. The system includes a plurality of circuit breakers (16) and a plurality of node electronic units (20). Each node electronic unit is mounted...
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WO/2003/073176A1 |
A protection system for a power distribution system is provided (figure 1). The protection system includes a central computer (28), a plurality of data modules (30), and a data network (32). The data modules (30) are each in communicatio...
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WO/2003/073188A1 |
There is provided a computer-implemented method for configuring a centralized circuit breaker protection system (400) . The centralized circuit breaker protection system includes Wizard (425), CCUP (28), network (32), and modules (30A an...
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WO/2003/073177A1 |
A method for operating a power distribution system is provided (figure1). The power distribution system (10) includes a plurality of components, and at least one node electronics unit (20) coupled to at least one control processing unit ...
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WO/2003/073214A2 |
A method for communicating information bundled in digital message packets via a digital network communication system is provided. The digital network communication system a sample source and each packet includes a header and a communicat...
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WO/2003/073180A1 |
A method and apparatus for operating a centrally controlled power distribution system (10) is provided. The power distribution system includes a plurality of circuit breakers (16), each circuit breaker coupled to a single node electronic...
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WO/2003/073224A2 |
A method, system, and computer program for improving reliability of a centrally-controlled electrical protection system is provided. The method includes identifying at least one component of the centrally-controlled power distribution sy...
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WO/2003/073179A1 |
A method and apparatus for operating a power distribution system circuit breaker is provided (figure 1). The circuit breaker includes an associated node electronics unit (20) wherein a node electronics unit (20) redundancy requirement is...
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WO/2003/073182A1 |
A method and system for determining a configuration of a redundant critical control system is provided. The method includes receiving power distribution (figure 1) system operating characteristic information, using a computer, determinin...
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WO/2003/060532A1 |
A leak detection apparatus capable of high-speed leak detection upon starting a motor car such as an HEV. The apparatus includes a signal generator (31) for generating a signal whose frequency is variably set, a resistor (33) for attenua...
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WO/2003/058663A1 |
A system for an AC electrical circuit includes an actuator (110), a source (115), and an actuator control system (120). The actuator converts current into a force to move contacts relative to one another to switch power on and off in the...
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WO/2003/056594A1 |
A circuit breaker (100), in particular a medium voltage circuit breaker, having a current (20) and/or a voltage measuring device (30) integrated thereon. The integration can be functional and/or physical. The functionally integrated curr...
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WO/2003/026091A1 |
A power controller is positioned within a current path between the line side and the load side of an electrical circuit. The power controller closes the current path in the presence of a control supply and opens the current path in the a...
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WO/2003/012814A1 |
A modular four-pole residual current circuit breaker, comprising: --an enclosure, on which there are terminals for input and output connection to corresponding conductors of an electric circuit, with a front wall from which an actuation ...
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WO/2002/101902A2 |
A low-voltage circuit-breaker with an electronic trip (2) and trip magnets (4), amongst which is a trip magnet controlled by the overload trip and a further trip magnet such as a low-voltage trip or working-current trip. The trip magnets...
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WO/2002/093709A1 |
According to the invention, a bypass circuit (4) trips a power circuit breaker, independently of an existing electronic overcurrent trip (2), as instantaneously as possible when a short-circuit occurs. To achieve this, the bypass circuit...
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WO/2002/080329A1 |
In a compact circuit interruption device (10) for mounting on a distribution board, within the interior of the housing of the device a circuit board is mounted with the plane of the circuit board (45) substantially aligned with the main ...
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WO/2002/080328A1 |
An electrical circuit device for mounting on a rail or to an electrical distribution board and having two or more terminal connectors (20) at one or both ends has at each end one terminal connector positioned higher in the plane of the d...
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WO/2002/050855A1 |
A conducting element for shunting an electric power supply from a main conductor to an accessory device operatively associated with a circuit breaker, whose particularity consists of the fact that it comprises a contoured body that is me...
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WO/2002/043095A1 |
An electrical breaker device for current leakage, current overload and short-circuit protection is disclosed, with a contact junction (29) in the current path (28), a breaker lock for permanent opening of the contact junction and means f...
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