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WO/2020/048621A1 |
The invention relates to an electric arc-blast nozzle (5) for a circuit breaker comprising a middle portion (7) forming a throat defining internally an axial passage (13) for interrupting an electric arc, and two end portions (9, 11) ext...
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WO/2020/048840A1 |
The present invention concerns a gas monitoring system (1) comprising a gasinsulated switchgear (10), wherein the gas-insulated switch gear (10) has at least two separated chambers (11, 12) which are filled with an insulating gas (15) su...
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WO/2020/043782A1 |
A gas-insulated high or medium voltage circuit breaker (100) comprising: a first arcing contact (101) and a second arcing contact (102), wherein at least one of the two arcing contact is axially movable along a switching axis (110), wher...
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WO/2020/045859A1 |
The present invention relates to a direct current relay, and more specifically, to a direct current relay having a movable assembly with improved contact pressure. The direct current relay according to an embodiment of the present invent...
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WO/2020/043544A1 |
The invention relates to controlling a high-voltage or medium-voltage switching device (10), by means of which an operating circuit is switched, for which purpose the high-voltage or medium-voltage switching device (10) comprises at leas...
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WO/2020/043449A1 |
The invention relates to a medium- or high-voltage switch (34), particularly an outdoor medium- or high-voltage switch, with a break distance (36), in which two switching devices (40, 44) are connected in series, comprising a transmissio...
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WO/2020/045860A1 |
The present invention relates to a direct current relay and, more specifically, to a direct current relay having a mover assembly having improved contact pressure. A direct current relay according to an aspect of the present invention, c...
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WO/2020/045844A1 |
The present invention relates to a direct current relay and, more particularly, to a direct current relay including a mover assembly having improved support force with respect to a movable contactor. The direct current relay according to...
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WO/2020/044552A1 |
Provided are: an arc resistant insulating molded body and a gas circuit breaker such that uneven coloring and discoloration can be prevented and arc resistance can be improved. The arc resistant insulating molded body according to an emb...
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WO/2020/038587A1 |
The invention relates to an arrangement (200) having a first high-voltage switch (S1) and a second high-voltage switch (S2), which are connected electrically in series (2). The first high-voltage switch (S1) is connected to a first resis...
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WO/2020/038673A1 |
The invention relates to a direct-current switching device (14) for interrupting a direct electric current (I0) flowing along a medium- or high-voltage current path (12), said direct-current switching device comprising: a switching appar...
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WO/2020/037385A1 |
The invention relates to a single-phase, equipotential, self-powered recloser with a load life of more than 20 years, for installing in 15KV medium-voltage networks, directly on Matthews-type fuse bases, using hooksticks, and without req...
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WO/2020/039580A1 |
A DC breaker device (1), provided with a main breaker (12) inserted into a DC line (24), a resonance circuit (30) connected in parallel to the main breaker, and a MOSA (2) connected in parallel to the main breaker through the resonance c...
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WO/2020/035489A1 |
A switching device (10) comprises a first terminal contact (17), a first fixed contact (12) arranged at the first terminal contact (17), a contact bridge (16) and a first movable contact (14) arranged at the contact bridge (16). The firs...
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WO/2020/035610A1 |
The load break switch (1) comprises a housing (2) defining a housing volume for holding an insulation gas; a movable contact (20) and a fixed contact (10) arranged within the housing volume, the movable contact (20) being movable in rela...
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WO/2020/031437A1 |
The present invention provides a solid insulation-type vacuum switch with which the concentration of an electrical field at triple points of end sections of an insulated cylinder that are weak insulation points of the solid insulation-ty...
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WO/2020/030361A1 |
The invention relates to a gear unit (7) for a double shifting device (1) having two shifting units (5, 6) extending along a longitudinal axis (3) of the double shifting device (1). The gear unit (7) comprises a gear housing (15) having ...
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WO/2020/030518A1 |
The present invention relates to a device (100) for detecting an arc fault in incident light. A device according to the invention has means (110) for detecting the intensity of the incident light in at least two wavelength ranges, wherei...
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WO/2020/026859A1 |
The present disclosure addresses the problem of providing a shut-off module capable of enhancing the shut-off performance of an electrical circuit. A first shut-off device (1) shuts off an electrical circuit (EC1) when an electrical curr...
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WO/2020/025326A1 |
The invention relates to a gas-insulated electrical installation comprising an insulating chamber (4) in which an insulating medium (6) which comprises oxygen and nitrogen and/or carbon dioxide is arranged, wherein a catalyst (8) is arra...
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WO/2020/025410A1 |
The invention relates to a make contact system for high-voltage applications, characterized in that a vacuum switching tube (28) having two switch contacts in the form of plate contacts (2, 4) is provided, of which at least one is a movi...
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WO/2020/025242A1 |
The invention relates to an isolating switch (1) comprising two contact parts (7, 8) that can move relative to one another between two end positions. A first contact part (7) has a first main contact (9) and a first auxiliary contact (11...
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WO/2020/026357A1 |
This breaker is provided with a transmission mechanism which, with movement of an electromagnetic solenoid plunger, moves a movable piece and changes the breaker from the breaking state to the closing state, and a drive circuit (70) whic...
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WO/2020/025407A1 |
The invention relates to a vacuum interrupter (2), comprising: a housing (3) having at least one annular ceramic insulating element (4), which forms a vacuum chamber (6), a contact system (8) having two contacts (9, 10), which are movabl...
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WO/2020/026609A1 |
This breaker is provided with a transmission mechanism which, with movement of an electromagnetic solenoid plunger, moves a movable piece and changes the breaker from the breaking state to the closing state, and a drive circuit (70) whic...
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WO/2020/020562A1 |
The present invention relates to an electrical switching device for providing and interrupting an electrical connection, having a switching chamber (12), two contact pieces (14, 16) being arranged directly in the switching chamber (12) o...
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WO/2020/011695A1 |
The invention relates to a gas-insulated switch having - a first contact (4, 30) and a second contact (6, 32), each of which are a component of a contact unit (8, 9), wherein at least one contact unit (8) is connected to the first contac...
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WO/2020/003854A1 |
The purpose of the present invention is to provide a gas circuit breaker having improved insulation performance. This gas circuit breaker is configured to have: a first arcing contact disposed inside a gas tank; a second arcing contact d...
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WO/2020/003347A1 |
This gas circuit breaker (100) is provided with: a fixed arc contact (12) that is disposed on a movable shaft (30) so that the tip (14) thereof is oriented toward one side in a first direction parallel to the movable shaft (30); a movabl...
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WO/2020/004750A1 |
The present invention relates to an arc extinguishing chamber base of a molded case circuit breaker and, more specifically, to an arc extinguishing chamber base of a molded case circuit breaker, manufactured using a thermoplastic resin. ...
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WO/2020/002788A1 |
The invention relates to the use of a gas as a medium for electrically insulating and/or extinguishing electric arcs, said gas comprising trifluoroethylene. The invention also relates to an electrical appliance comprising a sealed enclos...
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WO/2020/001926A1 |
The invention relates to a high-voltage feedthrough (1) for an electrical device that can be filled with fluid, wherein the high-voltage feedthrough (1) has a current conductor (2) and the current conductor (2) is surrounded by an insula...
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WO/2019/243774A1 |
A switch for closing a circuit comprising a first electrically conductive switch arm, the first switch arm comprising a first electrical connector and an arcing rod; a second electrically conductive switch arm, the second switch arm comp...
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WO/2019/243773A1 |
A switch for closing a circuit comprising a first electrically conductive switch arm, the first switch arm comprising a first electrical connector; a second electrically conductive switch arm, the second switch arm comprising a second el...
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WO/2019/244034A1 |
The present invention relates to devices which can be installed in interchangeable bases and which interrupt and subsequently automatically reconnect medium-voltage circuits. The device disclosed herein detects whether there is a fault i...
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WO/2019/244224A1 |
The present invention provides a small and highly reliable operating device for a disconnect switch. The operating device comprises: a motor 1 capable of positive and negative rotation; a main shaft 6 that rotates in response to the outp...
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WO/2019/238597A1 |
A multi-functional integrated High Voltage switchgear which comprises a plurality of electrical apparatuses and mechanisms having corresponding operating devices, at least a first of said electrical apparatuses and mechanisms being a cir...
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WO/2019/238598A1 |
An integrated High Voltage disconnecting circuit breaker (1, 10) comprising: as a first electrical apparatus, a circuit breaker (2, 102) with a corresponding first motor-actuated operating device (21; 121); as a second electrical apparat...
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WO/2019/239590A1 |
This breaker (100) is provided with: a fixed contactor (61); a movable contactor (62); a manipulation device (10) including an output lever (12) which has a link portion linked to the movable contactor (62) and is rotatably supported, th...
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WO/2019/233914A1 |
The invention relates to a gas-insulated switchgear (1) comprising a housing (2), which has an insulation chamber (6), and comprising current-conducting components (3, 4, 16) arranged therein and a gaseous insulation medium (8), which is...
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WO/2019/234110A1 |
A high voltage disconnection unit comprising a fixed contact assembly having at least a first fixed main contact and a first fixed auxiliary contact, a movable contact assembly having at least a first movable main contact and a first mov...
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WO/2019/234401A1 |
The present application relates to a high voltage direct current (HVDC) circuit breaker (10, 20, 30, 40, 50) to interrupt a direct current in a current path (5). The circuit breaker comprises a first switch (1) having a disconnecting con...
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WO/2019/229637A1 |
The present invention relates to a method of operating circuit breakers with an intelligent electronic device (IED) wherein each phase of a multiphase power source is connected to a multiphase reactor through a circuit breaker. The metho...
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WO/2019/223701A1 |
Provided is a new indoor intelligent high-voltage vacuum circuit breaker, comprising a mechanism case, a current transformer, a voltage transformer and a vacuum arc-extinguishing chamber, wherein the current transformer, the voltage tran...
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WO/2019/224975A1 |
A gas-insulated switch apparatus (1) is provided with, inside a pressure tank (4): a vacuum valve (11) that has, in a vacuum, a movable contact (14) provided on one side of a movable conductor (12) and a fixed contact (15) provided on a ...
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WO/2019/221354A1 |
A DC circuit breaker, according to the present invention, may comprise: an enclosure which forms the exterior; a stator which has a fixed contact and is installed on one side of the enclosure; a mover which is installed inside the enclos...
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WO/2019/220655A1 |
The purpose of the present invention is to provide a vacuum valve with which it is possible to improve conductive performance while inhibiting an increase in the diameter of a bellows. A vacuum valve (100), provided with a cylindrical in...
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WO/2019/215885A1 |
This switch (1) comprises: a tank (2); a movable contact for which reciprocal movement is possible with a fixed contact provided on the inside of the tank (2); an opening/closing shaft (6) that moves the movable contact by rotating; a ja...
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WO/2019/206570A1 |
The invention relates to a grid influencing system of an electricity grid (4), comprising a current-conducting grid influencing component (6) and a short-circuiting device (8) that includes a circuit breaker (10). The invention in charac...
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WO/2019/206808A1 |
The present invention relates to an electromechanical actuator for transmitting a mechanical movement from a first region into a second region, the first and the second region being galvanically separated from each other. The actuator (1...
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