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WO/2020/165975A1 |
A diagnostic device (10) that is this switching equipment diagnostic device diagnoses the occurrence of abnormalities in switching equipment that has an operation axis (26) for operating switching of a breaker contact point (30) that is ...
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WO/2020/161810A1 |
A vacuum interrupter (1) is provided with: a vacuum container (2); and a fixed electrode (3) and a movable electrode (4) that are provided in the vacuum container (2). The vacuum container (2) is configured by airtightly joining a fixed-...
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WO/2020/157833A1 |
This gas circuit breaker (1) is provided with: a tank (2) in which an insulating gas is sealed; a fixed contactor (4) fixed on the central axis (N) of the tank (2); a movable contactor (3) capable of reciprocating between a position when...
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WO/2020/157933A1 |
The present invention comprises: a vacuum valve (4) that is insulatively supported inside a grounding tank (1); a movable-side frame (15) that connects the bottom end of a movable-side external conductor (23) to a movable conductor (20);...
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WO/2020/151923A1 |
A drive mechanism (110) is for a vacuum switching apparatus. The vacuum switching apparatus (102) has a stationary contact (104) and a movable contact (106) structured to move into and out of engagement with the stationary contact in ord...
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WO/2020/151464A1 |
The present application provides a vacuum arc extinguishing chamber and a vacuum circuit breaker, for solving the technical problem in the prior art of a vacuum arc extinguishing chamber being unable to satisfy usage requirements in a hi...
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WO/2020/151805A1 |
The invention relates to a direct current circuit breaker device (1) having a first current path (2) and a second current path (5), a mechanical bypass switch (8) being arranged in the first current path (2), the bypass switch (8) having...
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WO/2020/141840A1 |
The present invention relates to a movable electrode driving device for a gas insulated switchgear. In the present invention, a movable electrode (30) is installed on one of conductors (20) installed in an enclosure inner space (12) of a...
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WO/2020/142217A1 |
An enclosure for a circuit breaker that includes a particle trap that is integrated into at least one foot of the enclosure. The enclosure can be configured to house a circuit interrupter and seal a dielectric insulating medium within an...
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WO/2020/142216A1 |
An enclosure of a circuit breaker that includes an interior region and a pass-through. The interior region can be sized to house a circuit interrupter and a dielectric insulating medium. The pass-through can include a pathway having a fi...
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WO/2020/136545A1 |
The invention relates to monitoring operation of a switching device 106 in a power system, where a load 104 is connected to a power source 102 through the switching device 106. The load has windings, with coupling between at least one of...
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WO/2020/136340A1 |
The invention relates to a high-voltage direct current breaker device, comprising: - a primary mechanical switch (18) and a secondary mechanical switch (24) placed successively between a primary point and a secondary point but either sid...
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WO/2020/136350A1 |
The invention relates to a current breaker device (10) for high-voltage direct current, comprising: - at least one primary mechanical switch (18) placed in a main line (16) between a primary point (12) and a secondary point (14); - a pri...
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WO/2020/136372A1 |
A electrical switch comprising a first electrically conductive arm comprising a first electrically conductive arcing portion and an electrically conductive main portion; a second electrically conductive arm comprising an electrically con...
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WO/2020/136931A1 |
The present invention provides a vacuum circuit breaker system for measuring the capacitance of a power supply capacitor that supplies power to a vacuum circuit breaker in a relatively short time. This vacuum circuit breaker system is ch...
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WO/2020/126303A1 |
The invention relates to a double nozzle switch and to a method for switching high currents in high-voltage technology, comprising at least one electric contact (3) which comprises at least one first and at least one second fixed contact...
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WO/2020/126083A1 |
A disc membe (26, 30) is for a Thomson coil actuator of an electrical switching apparatus. The Thomson coil actuator has at least one generally planar coil (22, 24). The disc member (30) includes at least one annular-shaped conductive me...
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WO/2020/126978A1 |
Contact unit for a switching device and switching device A contact unit (10) for a switching device comprises a first and a second fixed contact (12, 13), a contact bridge (16) and a first and a second movable contact (14, 15) that are a...
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WO/2020/126976A1 |
A switching device (1, 2) for guiding and switching of load currents comprises a movable switching component (100) having a first movable contact (10) and a second movable contact (20), and a first fixed contact (30) and a second fixed c...
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WO/2020/126740A1 |
The present invention relates to a medium voltage switching pole (1), comprising: a fixed contact (21) of a vacuum interrupter (20); a movable contact (22) of the vacuum interrupter; a piston (30); at least one electrical contact (41, 42...
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WO/2020/126302A1 |
The invention relates to an earthing switch (12) for a medium- and/or high-voltage circuit device (10), wherein for earthing a contact element (18) of the circuit device (10) the earthing switch (12) has a movable switching element (20) ...
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WO/2020/121369A1 |
A direct-current circuit breaker (1) is provided with a breaking part (11) and a circuit part that generates an oscillating current. The circuit part comprises a capacitor (15) and a reactor (14) that produce the oscillating current, a h...
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WO/2020/122495A1 |
The present invention relates to an arc extinguishing device of an eco-friendly gas-insulated load break switch, in which a puffer and an arc chute are combined, and to an arc extinguishing device of an eco-friendly gas-insulated load br...
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WO/2020/121525A1 |
A direct-current circuit breaker according to an embodiment comprises a mechanical breaking part, an arrester, and a commutation device. The mechanical breaking part has at least one mechanical breaking unit. The at least one mechanical ...
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WO/2020/109640A1 |
The switching and protection means (1) of the present invention, for use in low-voltage switchboards, comprises a casing (9) wherein the following may be housed: at least one automatic circuit breaker (5) with at least two positions, an ...
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WO/2020/104122A1 |
The invention relates to an isolation device (1) and to an instrument transformer (3) having such an isolation device (1). The isolation device (1) comprises a drive rod (5), which is movable between a switch-off position and a switch-on...
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WO/2020/104123A1 |
The invention relates to an interrupter unit (1) for a circuit breaker. The interrupter unit (1) comprises a gas-insulated housing (5), which is fillable with a quenching gas, and a gas-guiding structure (3), which is arranged in the hou...
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WO/2020/086694A1 |
A heat transfer system is disclosed that includes an electrocaloric element including an electrocaloric material and electrodes arranged to impart an electric field to the electrocaloric material. A first thermal flow path is disposed be...
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WO/2020/084984A1 |
This gas circuit breaker (100) is provided with: a fixed electrode (1); a movable electrode (2) capable of coming into contact with and separating from the fixed electrode (1) by moving along the axial line of the fixed electrode (1); a ...
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WO/2020/084754A1 |
Provided is a gas circuit breaker with which it is possible to reduce deformation of an insulating nozzle and leakage of arc-extinguishing gas that is compressed in order to be sprayed to an arc, and to more reliably maintain electric in...
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WO/2020/073847A1 |
A circuit breaker and a double-action transmission device thereof. The double-action transmission device (2) of the circuit breaker comprises a connection rod (21), a connection plate (22), and a connection plate transmission assembly. T...
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WO/2020/076531A1 |
A pole unit including a vacuum interrupter switch having a fixed contact extending into one end of a vacuum chamber and being electrically coupled to a first terminal, and a moving contact extending into an opposite end of the chamber. A...
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WO/2020/073848A1 |
A circuit breaker, comprising a jet (9), an active side first connection member (13), an active side second connection member (14), an insulating connection member (10), an arc extinguishing chamber mounting frame (11), an insulating pul...
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WO/2020/069809A1 |
The invention relates to a gas-insulated switchgear installation (1) comprising three physically identical encapsulation housings (3, 4, 5) and, for each encapsulation housing (3, 4, 5), a drive element (9), which can be driven for openi...
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WO/2020/064558A1 |
The invention relates to a short-circuit current limiter comprising an interrupter unit (4) in a rated current path (12) and a current limiting unit (6) connected in parallel therewith in a parallel current path (14), wherein the current...
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WO/2020/064276A1 |
The invention relates to high-voltage switchgear (1) and to a method for switching high voltages, comprising at least one interrupter unit (9) and at least one on-state resistor (10). The at least one on-state resistor (10) is switched a...
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WO/2020/064273A1 |
The invention relates to a particularly reliable quick release latch and a release mechanism, as well as a quick earthing device or short circuiter, in particular for low, medium and/or high voltage and/or high-voltage applications.
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WO/2020/064109A1 |
The invention relates to a low-voltage circuit breaker, comprising: at least one current sensor for determining the magnitude of the electric current of a conductor of the low-voltage circuit breaker, which conductor is associated with t...
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WO/2020/064295A1 |
The invention relates to a powder mixture for producing an electrical contact material. The powder mixture is equipped with elemental metal powder articles having an elemental metal of at least one metal and with metal compound powder pa...
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WO/2020/064300A1 |
The invention relates to a high-voltage switch gear (1) comprising at least one housing and comprising at least one electrical contact (3), wherein the contact (3) has at least two contact parts (4, 5). The high-voltage switch gear (1) c...
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WO/2020/064271A1 |
The invention relates to an electrical short-circuiting device (10) having a fixed and a movable contact piece (12, 14), the contact pieces (12, 14) being distanced from one another in a basic position and being electrically conductively...
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WO/2020/059435A1 |
Provided is a vacuum valve that can maintain electrical insulation of an insulating cylinder even if current interruption is executed repeatedly. A vacuum valve (100) is provided with: a cylindrical insulating cylinder that has insulatin...
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WO/2020/057955A1 |
The invention relates to a high-voltage switching apparatus (1), in particular a high-voltage circuit breaker, having a housing (2) and having at least one electrical contact, wherein the contact is arranged in the housing (2) and compri...
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WO/2020/057778A1 |
A reinforcement structure for a vacuum interrupter is disclosed. For example, in some implementations, a vacuum interrupter includes a first electrical contact; a second electrical contact; a vessel that encloses the first electrical con...
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WO/2020/053918A1 |
This overcurrent relay (30) is provided with: an overcurrent detection unit (100) that compares the effective value of input current input from a power system with a set value, thereby detecting overcurrent; a lowering detection unit (11...
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WO/2020/054432A1 |
The present disclosure addresses the problem of providing a contact device and a breaker device that can improve arc-extinguishing performance. A fixed member (3) has a fixed contact (31). A movable member (5) has a movable contact (51)....
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WO/2020/054128A1 |
A gas-insulated switching device comprising a fixed-side contact and a movable-side contact, wherein at least one of the fixed-side contact and the movable-side contact has a rod, an arc electrode, and a spiral electrode, the arc electro...
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WO/2020/053056A1 |
Circuit breakers for connecting at least two line sections (9) in an interruptible manner, comprising at least one pair of vacuum tubes (5) which each comprise a stationary switching contact (6) and a movable switching contact (7), where...
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WO/2020/055317A1 |
A current interrupter (1) for a circuit-breaker comprising a contact arrangement (10) adapted to interrupt current (iload) and comprising a first contact (12) and a second, movable contact (14);a mechanical drive train (20) mechanically ...
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WO/2020/053037A1 |
The invention relates to a high-voltage device (1) and a method for setting properties of a high-voltage device (1), comprising a structure (2) for high voltages and comprising at least one sensor (3) for measuring environmental data, wh...
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