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WO/2010/139113A1 |
An electrical equipment (1) comprises a first member (10) and a second member (12). The first member (10) has a first function assembly (10'), and the second member (12) has a second function assembly (12'). The second member (12) is pla...
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WO/2010/130414A1 |
The invention is about an electromagnetic trip device (1) for a circuit breaker, with a current path comprising a conductor (13) guiding an electric current through at least one contact point (2, 3) formed between a fixed and a movable c...
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WO/2010/107321A1 |
The present invention relates to a resistor device for connection between a miniature circuit breaker (20) and a bus bar (22). The resistor device comprises an MCB connector (2) for connection to the miniature circuit breaker (20) and a ...
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WO/2007/047615A9 |
A power management control and monitoring system and integrated remotely actuated circuit breaker actuator apparatus that provides a greatly simplified power management control and monitoring system.
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WO/2010/090368A1 |
A superconductor switch includes a superconductor module and an actuator. The superconductor module includes first and second superconductor wires non-inductively wound in a hollow shape in a state where ends of the first and second supe...
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WO/2010/079524A1 |
A high performance circuit breaker wherein an electric current flows through the first (22) and second (32) contact carrying support. The terminal (24) is crossed by electric current (I1) in a set orientation, whereas the arms (28) are c...
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WO/2010/064108A1 |
An improved electrical switching apparatus comprises a plurality of electrical switching assemblies in a ganged configuration. A bridging device mechanically connects together the actuator devices of the electrical switching assemblies t...
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WO/2010/034373A1 |
The invention relates to a miniature circuit breaker (1) having a housing (2) comprising a housing base (3) made of an insulating material, and a cup-like housing cover (4) that can be or is placed on the housing base (3). Two oblong and...
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WO/2010/016114A1 |
A movable contactor device of a circuit breaker easy to assemble and having a reduced number of components. The movable contactor device of the circuit breaker has movable contactors which are partially disposed between a pair of connect...
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WO/2010/003981A1 |
The present invention relates to a polyamide composition comprising (amounts are based on the total composition) (A) polyamide, (B) melamine cyanurate and (C) talcum as mineral filler wherein the amount of talcum is higher than 25 wt%, a...
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WO/2009/153644A1 |
An aircraft circuit breaker includes a housing and a conductive member coupled thereto. The conductive member has a first conductive portion structured to be electrically and mechanically coupled to a conductive panel and a plurality of ...
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WO/2009/139036A1 |
An electric circuit opening and closing operation device which allows the operator to precisely direct the operating state of a breaker by an operation knob without being affected by the tolerance of operation stroke of a knob of the bre...
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WO/2009/137553A1 |
A fault interrupter and load break switch includes a trip assembly configured to automatically open a transformer circuit electrically coupled to stationary contacts of the switch upon the occurrence of a fault condition. The fault condi...
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WO/2009/137554A1 |
A fault interrupter and load break switch includes a trip assembly configured to automatically open a transformer circuit electrically coupled to stationary contacts of the switch upon the occurrence of a fault condition. The fault condi...
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WO/2009/130763A1 |
An electric circuit opening and closing operation device which allows the operator to grasp the operation knob correctly with no individual variation and stably perform the opening and closing operation. The operation knob (6b) is formed...
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WO/2009/122584A1 |
To reduce part count, thus cost, by forming a supporting member of an armature integrally with a stationary member, as well as to secure a sufficient magnetic attractive force by preventing a magnetic path via a supporting point from bei...
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WO/2009/110346A1 |
Provided is a circuit breaker which can quicken the opening/closing speed of a contact and can maintain the performance over a long term. A circuit breaker is constituted such that when a handle is operated to turn about a second rotary ...
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WO/2009/110343A1 |
Provided is a low-cost circuit breaker which decreased adjustment points. A switching mechanism (6) has a movable bar (30) equipped with a movable contact (32), and a supporting arm and a latch member (50) supported rotatably on a second...
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WO/2009/110347A1 |
Provided is a circuit breaker the state of which can be grasped surely by indicating the on state, off state and trip state with only one indication member. The circuit breaker comprises a body having a fixed contact (5) and a movable co...
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WO/2009/105916A1 |
A switching device (12) comprising at least one first contact member (14) being moveable relative to at least one second contact member (16) to reversibly electrically contact the at least one second contact member (16), wherein at least...
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WO/2009/090001A1 |
A packet cam switch comprises a plurality of switch chamber modules arranged adjacently and configured identically to one another. Each switch chamber module comprises a separate power switch associated with a circuit. An autonomous actu...
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WO/2009/065706A2 |
The present invention relates to a switching device, in particular an automatic switch, a disconnector or a contactor, with high dependability, for use preferably in low voltage electrical systems. In particular the invention relates to ...
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WO/2009/065705A1 |
The present invention relates to an arc chamber for a switching device, in particular a circuit breaker, a disconnector or a contactor, with a high interruption power, to be used preferably in low- voltage electrical systems. The arc cha...
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WO/2009/055853A1 |
A fault current limiter designed for connection into a medium voltage, high voltage, or extra-high voltage substation or other high voltage source such as a generator station, the limiter including: a ferromagnetic circuit formed from a ...
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WO/2009/041246A1 |
A process for contact member production in which not only an electrical contact material produced by powder metallurgy and containing a heat-resistant substance can be prevented from deforming or destroying when bonded to a base made of ...
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WO/2009/018729A1 |
A moving contact of circuit breakers includes an insulated support (1), a pair of fixing plates (2), a grid base (3), a group of grids (4), a rotary supporting shaft (5), a group of parallel conductors (6), a flexible conductive connecti...
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WO/2009/013091A1 |
The present invention relates to an electrical protective device having a first contact piece (1) and a second contact piece (11) which each have at least one contact surface (2, 12), wherein the contact surfaces (2, 12) of the first con...
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WO/2008/156766A1 |
A transient voltage suppressing (TVS) circuit with uni-directional blocking and symmetric bi-directional blocking capabilities integrated with an electromagnetic interference (EMI) filter supported on a semiconductor substrate of a first...
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WO/2008/139533A1 |
An electronic overload relay includes a contact mechanism that switches between a trip position and a reset position, a magnetic circuit in which a stator core, a permanent magnet, and an armature are circularly arranged, a contact-mecha...
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WO/2008/131915A1 |
The invention relates to an installation switching device having an insulation housing with a front side and an attachment side which are connected by means of two wide sides and one narrow input side and one narrow output side, and havi...
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WO/2008/127491A1 |
Certain exemplary embodiments can provide a system, which can comprise a set of substantially planar arc plates. The substantially planar arc plates can be adapted to cause a dissipation of energy caused by an arc in a circuit breaker. A...
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WO/2008/127028A1 |
An apparatus for preventing overheating in appliances and electric heat devices includes a shape memory alloy linear actuator linearly contracting by a predetermined deformation amount at a predetermined operating temperature, and a bias...
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WO/2008/095452A1 |
An electromechanical switching device (10) with at least one current input (A1) and a corresponding current output (T1) is designed, depending on its switching state, to electrically conductively connect the at least one current input (A...
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WO/2008/095682A1 |
The invention relates to a current-limiting arc-quenching device for an electric switching device (10), comprising at least one contact point (18) that has a fixed and a movable contact piece (19, 21), an arc-quenching laminated core (24...
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WO/2008/077304A1 |
A switch for overcurrent protection includes a casing (1), a switch circuit and a control assembly (6). The switch circuit has a heat sensitive metallic strip (2) and a conductive swing plate (5) which are connected in series and contact...
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WO/2008/061702A1 |
The invention relates to a switching chamber assembly (10), especially for a power switch, comprising a mobile contact bridge (38) that can be associated with stationary contacts, a contact compression spring (40) and a contact bridge gu...
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WO/2008/061631A1 |
The invention relates to an installation switchgear (1) with at least one pole current path (2), comprising two stationary contacts (5, 6) and two mobile contacts (8, 9) that are arranged on a mobile contact bridge (7), said contacts for...
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WO/2008/061630A1 |
The invention relates to an installation switchgear (1) with at least one pole current path (2), comprising two stationary contacts (5, 6) and two mobile contacts (8, 9) that are arranged on a mobile contact bridge (7), said contacts for...
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WO/2008/022494A1 |
A leakage circuit breaker comprises a housing (I)5 a breaker tripping mechanism, a bimetal system, wherein characterized in that the leakage circuit breaker is comprised of a breaker tripping mechanism and a leakage tripping mechanism, w...
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WO/2008/023365A1 |
A fast acting switching mechanism (15) for a circuit breaker includes a drive rod (44) articulated to a drive module (47) and supporting at an end thereof a contact bridge (42) having at opposite ends thereof respective moveable contacts...
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WO/2007/144017A1 |
A protection switch (1) is disclosed, which is particularly suitable for being manufactured in a streamlined way. The protection switch (1) comprises at least one single-pole protection switch module (2). Multiple protection switch modul...
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WO/2007/144015A1 |
A protection switch (1) is disclosed, which is particularly suitable where fast switching methods are concerned. The protection switch (1) comprises at least one single-pole protection switch module (2). The protection switch module (2) ...
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WO/2007/144016A1 |
A protection switch (1) is disclosed, which is particularly suitable where rapid quenching of electrical arcing of the switch is concerned. The protection switch (1) comprises at least one single-pole protection switch module (2). The pr...
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WO/2007/130321A1 |
Electrical bypass conductor (2500) adapted for installation in a circuit breaker. The electrical bypass conductor can be operatively electrically coupled to a load side of the circuit breaker and is adapted to transfer electrical energy ...
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WO/2007/125410A2 |
An arc fault circuit breaker includes a housing, separable contacts mounted within the housing, an operating mechanism structured to open the separable contacts when actuated, and a trip assembly including an arc fault trip mechanism str...
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WO/2007/127094A2 |
A two-wire adapter circuit comprises a current shunt monitor and a circuit for sensing an abrupt change in the output of the current shunt monitor, a power supply, and a two-wire electrical conduit connecting the power supply to a load v...
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WO/2007/104048A2 |
A circuit protection system includes a normal mode and a maintenance mode. A current sensor senses current in the circuit. An enclosure includes an access panel that is movable between a closed position and open position. A circuit break...
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WO/2007/098943A1 |
The invention relates to a switching shaft unit for an electrical contact system for use in at least one single-pole low-voltage breaker with an insulating-material housing, wherein the switching shaft unit comprises a single-interruptin...
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WO/2007/088284A1 |
The invention concerns a lock mechanism (1) for electrical appliance for protecting lines and people of the circuit breaker type comprising at least one mobile contact (4) designed to co-operate with one or more fixed contacts (12), said...
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WO/2007/083325A2 |
An electricity metering arrangement comprises a circuit breaker with an installed light indicating electricity meter displayed on the front of the unit. The electricity meter comprises a light indicating unit which may be a LED light or ...
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