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WO/2022/208029A1 |
A cutoff device for high-DC-voltage electric current. The invention proposes a high-DC-voltage cutoff device comprising at least one cutoff module (18), comprising: • a main cutoff device (26) in a main branch (24), • a general overv...
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WO/2022/204954A1 |
A circuit breaker and a power supply system, which can optimize the switching performance of the circuit breaker. The circuit breaker comprises a mechanical switch circuit, and the mechanical switch circuit comprises: a busbar, a power m...
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WO/2022/211235A1 |
Disclosed is a vacuum circuit breaker capable of measuring and monitoring the temperature of a specific point, the vacuum circuit breaker comprising a temperature detection sensor located adjacent to an electric conduction pole. The temp...
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WO/2022/211231A1 |
The present invention relates to a vacuum circuit breaker capable of measuring and monitoring the temperature of a tulip contactor, the vacuum circuit breaker comprising: a conductive column having a tulip contactor; and a temperature de...
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WO/2022/211346A1 |
The present invention relates to a vacuum circuit breaker in which lift hooks are accommodated, the circuit breaker having accommodated lift hooks mounted therein to allow a user to lift the lift hooks and use same whenever necessary, an...
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WO/2022/211234A1 |
The present invention discloses a vacuum circuit breaker in which the temperature of a tulip contact can be measured and monitored, the vacuum circuit breaker including a plurality of tulip fingers and a temperature detection sensor disp...
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WO/2022/211230A1 |
The present invention provides a vacuum circuit breaker which can measure and monitor temperature of a tulip contactor, the vacuum circuit breaker comprising: a conductive pole including a tulip contactor; and a temperature detecting sen...
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WO/2022/204996A1 |
A circuit breaker and a power supply system, which can improve the opening and closing performance of the circuit breaker. The circuit breaker comprises a mechanical switching circuit, the mechanical switching circuit comprising a busbar...
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WO/2022/200659A1 |
Gas-insulated electrical switchgear for medium and high-voltage electrical distribution networks that allows configuring different electrical diagrams and that basically consists of a first gas-insulated enclosure (1) and is equipped wit...
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WO/2022/184818A1 |
An electric arc-blast nozzle (100) for circuit breaker comprising a median part (100b) internally defining an axial passage (130) for a male arc contact, the axial passage having, in the direction of flow of a blowing gas which exits fro...
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WO/2022/181986A1 |
The present invention provides an arc chute, which can be provided to make close contact with a curved frame part, and a load switch comprising same, the arc chute comprising: two cover parts, which are arranged to be adjacent to the out...
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WO/2022/179834A1 |
The invention relates to an electric switching device, in particular for medium- and/or high-voltage applications, comprising at least two conductor elements which can be placed at a distance from one another and contacted using a moveme...
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WO/2022/181980A1 |
Disclosed are an arc chute and a load break switch including same. The arc chute can be installed so as to be in close contact with a curved frame part, and comprises: two cover parts which are arranged adjacent to the outer circumferenc...
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WO/2022/180049A1 |
A switching device (100) for opening and closing a circuit is provided. The switching device comprises a bus-bar tank (110) and a circuit-breaker tank (112). The switching device also comprises a bushing (122) arranged between and coupli...
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WO/2022/180074A1 |
Examples for operating mechanism (202) of a circuit breaker (110, 200) are described. The operating mechanism (202) includes a housing (302), a cam element (306) installed on a mechanically driven first shaft (304), a transmission lever ...
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WO/2022/181985A1 |
The present invention provides a load breaker switch wherein gas in an arc chamber is extinguished while passing through a rotation shaft and a puffer guide. The puffer guide coupled to the outer circumferential surface of the rotation s...
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WO/2022/180108A1 |
A switching device (100) for opening and closing a circuit is provided. The switching device comprises a bus-bar tank (110) having a first end (110a) and a first bushing (122) coupled to the first end of the bus-bar tank. The switching d...
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WO/2022/172545A1 |
The purpose of the present invention is to provide a molded power receiving/distributing device that can be reduced in size and increased in dielectric strength. To achieve this purpose, a molded power receiving/distributing device hav...
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WO/2022/164427A1 |
An electromechanical switching protection system (100) includes an electromechanical switchgear (102) having contacts configured to selectively open and close in response to a control signal, and a junction field effect transistor (JFET)...
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WO/2022/161665A1 |
The vacuum interrupter (1) according to the invention has a cover bottom (16) which comprises an insertion opening (17) for a moving contact rod (9) which is axially movable and carries a moving contact (4). The moving contact rod (9) is...
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WO/2022/160198A1 |
Example embodiments of the present disclosure relate to an adjusting mechanism of a circuit breaker and a corresponding circuit breaker. The adjusting mechanism comprising an operating rod, a transmitting rod, an adjusting block, a brack...
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WO/2022/157978A1 |
A high-speed input device according to one embodiment of the present invention has a contact part, a drive mechanism part, and a shock absorption part. The contact part has a drive electrode and an opposing electrode. The drive mechanism...
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WO/2022/157824A1 |
A DC current breaker according to an embodiment includes a plurality of DC transmission lines, a breaking/consuming unit, a plurality of opening/closing commutation units, a first DC bus, and a second DC bus. The DC transmission lines ea...
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WO/2022/152537A1 |
The invention relates to an insulating fluid monitoring block (1). The insulating fluid monitoring block (1) has an insulating fluid channel (3). The insulating fluid channel (3) is connected to a recess (18) via a branch channel (17). A...
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WO/2022/144339A1 |
The present application relates to an apparatus for the generation, the distribution and/or the usage of electrical energy and a method for coating at least one part of the same. In particular, the application relates to a method for coa...
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WO/2022/140367A1 |
A loadbreak bushing including a housing with a bore extending along the longitudinal axis from a first end of the housing toward a second end of the housing. The bore has a first end positioned at or adjacent the first end of the housing...
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WO/2022/136072A1 |
The invention relates to a method for switching direct currents having the method steps of checking an electrical characteristic variable of a conductor connected to a rapid DC switching device, wherein the electrical characteristic vari...
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WO/2022/134743A1 |
Disclosed is a switch. The switch comprises an insulating housing and an internal element provided in the insulating housing, the insulating housing being provided with at least one phase pole, each phase pole being provided with at leas...
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WO/2022/138607A1 |
A vacuum isolator (100) is provided with: a grounding tank (1); a vacuum vessel (2) installed in the grounding tank (1); an insulating tube (3) installed between one side end surface of the inside of the grounding tank (1) and one side e...
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WO/2022/129073A1 |
The invention relates to an electric switching device, in particular for medium- and/or high-voltage uses, comprising: at least two conductor elements which can be placed at a distance from one another and contacted using a movement devi...
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WO/2022/130851A1 |
This switch includes a vacuum valve linked to a movable-side conductor, an insulating layer covering the vacuum valve, an insulated operating rod linked to the movable-side conductor, and an operating mechanism which is linked to the ins...
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WO/2022/131226A1 |
Electric equipment having a ground tank in which a conductor is disposed, wherein the ground tank is filled with insulating arc extinguishing gas, the insulating arc extinguishing gas is trapped in the ground tank by a sealing member, th...
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WO/2022/124533A1 |
The present invention relates to a vacuum interrupter brazing zig and a vacuum interrupter manufacturing method using same. Specifically, the vacuum interrupter brazing zig can: reduce the defect rate of a product by joining concentrical...
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WO/2022/121874A1 |
A double-acting arc-extinguishing chamber transmission structure, comprising a double-acting linkage structure. The double-acting linkage structure comprises a T-shaped guide rail (1) which is fixed on a static support base (3) of a stat...
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WO/2022/123700A1 |
The present invention comprises: a breaker unit (3); a resonance circuit (4) having a capacitor (5), a reactor (7), and a closing switch (6); a voltage detection circuit (12); a charging circuit (9) having a charging resistor (11) and a ...
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WO/2022/121360A1 |
The present invention relates to a mechanical linkage transmission system for a three-phase circuit breaker and the three-phase circuit breaker. The mechanical linkage transmission system comprises: an assembling rack; and a three-phase ...
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WO/2022/117788A1 |
The invention relates to an electrical switching device (1) comprising a nominal contact arrangement, an arcing contact arrangement defining an arcing volume (6) in which an arc-quenching medium is present, an exhaust system (2) comprisi...
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WO/2022/113182A1 |
The present invention provides an electromagnetic actuator in which impact force at the time of an opening and closing operation can be alleviated. This electromagnetic actuator comprises: a first yoke (1); a fixed side lid plate (3); ...
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WO/2022/112742A1 |
An apparatus for use in a power delivery system, the apparatus comprising: a DC circuit breaker having first and second terminals and configured to automatically switch from a closed state to an open state during an overcurrent condition...
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WO/2022/112448A1 |
The present disclosure relates to a device for monitoring a condition of switchgear, wherein the device comprises attachment means for attaching the device to switchgear and measurement means for measuring at least one parameter of the s...
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WO/2022/106026A1 |
Electrical connector (44) comprising a connecting element (48) having a receiving hole (50) and being designed for mechanical and electrical connection to an electrical conductor (24), the receiving hole (50) having a plurality of groove...
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WO/2022/108156A1 |
Disclosed are a motor assembly and a circuit breaker comprising same. According to an embodiment of the present invention, the motor assembly includes a cover member and a bush member formed of an insulating material. The bush member and...
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WO/2022/108176A1 |
Disclosed are a circuit breaker and a circuit breaker assembly including same. A circuit breaker assembly according to an embodiment of the present invention comprises a circuit breaker and a casing in which the circuit breaker is couple...
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WO/2022/102874A1 |
The present invention relates to a high-speed-operable DC circuit-breaker, comprising: a main switch installed in series on a line connecting a transmission end and a receiving end; and a fault detection means installed in series or in p...
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WO/2022/094856A1 |
A permanent-magnet vacuum circuit breaker (16) with high stability, the circuit breaker comprising a mounting frame (1), a permanent-magnet vacuum circuit breaker (16) and two housings (22), wherein the permanent-magnet vacuum circuit br...
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WO/2022/097864A1 |
The present invention relates to an earth leakage circuit breaker usable as an arc-fault circuit interrupter, and is to: install an arc detection module for detecting an arc and generating a digital signal, at one side of the earth leaka...
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WO/2022/097217A1 |
Provided is an electrical contact that has high-density even if Ti is added to an electrical contact constituted of high melting-point material particles, Te, and a base material having Cu as the main component. This electrical contact...
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WO/2022/096627A1 |
A transformer comprises a transformer housing, a stationary contact (4), a load break rotary switch (6) and a magnetically sensitive indicator component (20). The transformer housing comprises a transformer housing wall (2) separating an...
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WO/2022/089784A1 |
A system (1) for controlling a vacuum interrupter (30) for a power diverter switch comprises a main driving shaft (10) which is configured to drive the control cam (13). The system (1) further comprises the vacuum interrupter (30) which ...
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WO/2022/089809A1 |
A system (1) for controlling a vacuum interrupter (30) for a power diverter switch comprises a main driving shaft (10) which is configured to drive the control cam (13). The system (1) further comprises the vacuum interrupter (30) which ...
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