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Patent Searching and Data


Matches 1 - 50 out of 36,551

Document Document Title
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...  
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 ...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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.  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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)....  
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...  
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...  
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 ...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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 ...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  
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...  

Matches 1 - 50 out of 36,551