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WO/2024/074270A1 |
The invention illustrates and claims a combined earthing and protective device for a voltage and power converter of modular design for converting a primary AC voltage with one or more phases to a secondary voltage. The combined earthing ...
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WO/2024/060993A1 |
The present invention relates to an anti-interference structure of a capacitive voltage-dividing insulating core body, and a high-voltage electric appliance and an isolating switch using the insulating core body. The capacitive voltage-d...
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WO/2024/061735A1 |
The invention relates to a passive fault protection arrangement for a measuring volt- age transformer (1) or a power voltage transformer (1) for use in high voltage appli- cations, comprising the voltage transformer (1) comprising a comp...
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WO/2024/064975A1 |
A dropout surge arrestor (1) includes an electrically insulating body (4), a live terminal (3) at an operatively upper end thereof, and a ground lead terminal (2) at an operatively lower end thereof. An adapter (9) is permanently bonded ...
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WO/2024/051714A1 |
A remotely-controlled rotary isolator switch, comprising an operating device (1) and a switch body (2). The switch body (2) comprises at least one switch unit, and the switch unit comprises a moving contact assembly (225) and a static co...
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WO/2024/017046A1 |
The present application relates to the technical field of low-voltage electric appliances, and discloses a switch unit, an isolation switch, and a power supply system. The switch unit of the present application comprises a housing having...
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WO/2024/017063A1 |
The present application discloses a moving contact of an electric switch, and a double-break rotary disconnector. The moving contact is provided with a rotation center point; an axis is symmetrically emitted in opposite directions from t...
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WO/2024/017044A1 |
The present application relates to the technical field of electric switches. Disclosed are a switch unit, an isolating switch and a power supply system. The switch unit comprises a shell, a moving contact arranged in the shell, a moving ...
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WO/2024/002368A1 |
A moving contact structure (100), a switch unit (200), an isolation switch (300), and a power supply system, relating to the technical field of electric appliances. The moving contact structure (100) comprises a support section (110) and...
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WO/2023/226909A1 |
An operating mechanism and an isolating switch. The isolating switch comprises the operating mechanism. The operating mechanism comprises a primary energy storage mechanism and an output shaft, and further comprises a secondary energy st...
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WO/2023/212919A1 |
Embodiments of present disclosure relates to a disconnector (110). The disconnector comprises a first contact assembly comprising a first contact (20); a second contact assembly comprising a second contact (30), wherein the first contact...
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WO/2023/214102A1 |
The grounding device (8) ensures protection against overloads and short circuits in electrical equipment and is used in electrical equipment installed in an enclosure (1) and is made up of a conductive elastic element (9) and a conductiv...
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WO/2023/202162A1 |
A three-pole combined isolating switch with high safety, the isolating switch comprising a switch frame, wherein the switch frame is sequentially provided with a first contact, a second contact, a third contact and a fourth contact from ...
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WO/2023/202013A1 |
A live working tool for 10kV overhead wire bridging, comprising: a drawing main body (100), wherein the drawing main body comprises a drawing rod (101), hanging members (102) arranged at two ends of the drawing rod (101), and an insulato...
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WO/2023/191277A1 |
The present invention relates to a circuit breaker having an in-out interlock device and, more specifically, to a circuit breaker having an in-out interlock device, which allows a switch of the circuit breaker to be switched to an off-st...
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WO/2023/191274A1 |
Disclosed is an air circuit breaker having an insertion/withdrawal linkage type arc cover, the circuit breaker having an arc cover coming into close contact with an arc chute when a main body is inserted into a cradle, thereby preventing...
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WO/2023/171913A1 |
Disclosed is an arc gas discharge device of an air circuit breaker, capable of preventing damage to an arc extinguishing chamber caused by a sharp rise in pressure. The arc gas discharge device of an air circuit breaker, according to one...
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WO/2023/167410A1 |
An air circuit breaker is disclosed. The air circuit breaker, according to an aspect of the present invention, may comprise: an operation unit in which an arc is generated by operating a mover with respect to a stator; an arc extinguishi...
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WO/2023/167437A1 |
Disclosed is an air circuit breaker having an arc cover, capable of preventing a secondary accident caused by arc generation. The air circuit breaker, according to one aspect of the present invention, may comprise: an operation unit in w...
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WO/2023/161250A1 |
The invention relates to an electric protection device (10), in particular in the form of a fuse strip, comprising at least one receiving chamber (12) for a fuse (13) which has at least one fuse blade (14a, 14b), in particular two fuse b...
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WO/2023/128977A1 |
In particular, the present invention relates to a load break switchgear interface apparatus that prevents the user from performing an incorrect operation and unauthorized intervention to the load break switchgear, protecting the mechanis...
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WO/2023/115385A1 |
Provided in the present application are a free tripping mechanism, a switch, an electronic apparatus, and a power supply system. The free tripping mechanism comprises an operating assembly, an energy storage assembly, a tripping assembly...
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WO/2023/112072A1 |
An electro-mechanical disconnector (9) mounted between an HV overhead power line conductor (5) and a voltage transformer (6), mounted on a support of the support power line (1) of HV overhead power line conductors. The electro-mechanical...
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WO/2023/101631A1 |
The present invention relates to a mechanism (100) developed for performing the tasks of opening and closing switches at high voltage and high amperage ratings and grounding for use in products known as disconnectors (300) employed in ma...
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WO/2023/072512A1 |
A vertical break disconnector for electrical connection or disconnection is described. The vertical break disconnector (100) is provided with a first and second housing unit with one or more contacts for electrical current conduction. Th...
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WO/2023/043137A1 |
An air circuit breaker according to an embodiment of the present invention comprises: a body portion provided with an opening having one open side; a plurality of movers which are rotatably coupled to the body portion and inserted in the...
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WO/2023/021033A1 |
Disclosed in the present invention is a lightning arrester, comprising : a columnar housing; a first electrically conductive component, disposed in the interior of the columnar housing and configured to be in communication with the outsi...
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WO/2023/285716A1 |
Load break or short-circuit currents switch (1) that can adopt at least three operating positions - connecting, interrupting, disconnecting - as well as a fourth, grounding position, said switch comprising a grounding contact for the lat...
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WO/2023/286345A1 |
The present invention comprises: a rotatable insulator 3 which is supported in a rotatable manner; a blade 5 which is attached to a top part of the rotatable insulator, is formed from horizontally disposed first plates, with the thicknes...
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WO/2022/240272A1 |
Disclosed are an arc extinguishing unit and an air circuit breaker comprising same. The present invention provides an arc extinguishing unit comprising: side panels spaced apart from each other and facing each other; grids positioned bet...
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WO/2022/240033A1 |
Disclosed are a circuit breaking unit and an air circuit breaker including same. The present invention provides the circuit breaking unit comprising: a fixed contact point; a movable contact point that comes into contact with or moves aw...
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WO/2022/240693A1 |
An electrical switch gear assembly is provided. The assembly includes two or more insulators, a frame, and a single pivot axis. The two or more insulators are connected to the frame. The frame has a first beam and a second beam with the ...
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WO/2022/240004A1 |
An interrupter and an air circuit breaker comprising same are disclosed. The present invention provides an interrupter comprising: a stationary contact; a movable contact which is brought into contact with or spaced apart from the statio...
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WO/2022/240032A1 |
Disclosed are an arc extinguishing unit, an interruption unit, and an air circuit breaker comprising same. The present invention provides an arc extinguishing unit, an interruption unit, and an air circuit breaker comprising same, the ar...
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WO/2022/234989A1 |
The present invention relates to a breaker unit and an air circuit breaker comprising same and provides a breaker unit comprising: a fixed contact; a moving contact moving in a direction towards the fixed contact or in a direction away f...
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WO/2022/234990A1 |
Disclosed are an arc extinguishing unit and an air circuit breaker comprising same. An arc extinguishing unit according to an embodiment of the present invention provides: side plates spaced apart from each other and arranged to face eac...
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WO/2022/231219A1 |
Disclosed are an arc extinguishing unit and an air circuit breaker comprising same. The arc extinguishing unit, according to an embodiment of the present invention, comprises: a gassing material that generates molecules for extinguishing...
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WO/2022/229553A1 |
The invention relates to a system for interrupting (50) an electrical appliance (1), comprising: - a vacuum interrupter (2) comprising: -- a fixed electrode (3), -- an electrode (4) which can be moved between: --- a first position (P1), ...
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WO/2022/226693A1 |
Embodiments of the present disclosure provide an earthing switch, associated manufacturing method and switchgear. The earthing switch comprises a plurality of fixed contacts for a plurality of phases of the switchgear and each comprising...
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WO/2022/223265A1 |
The invention relates to a rapid safety switch (100). The rapid safety switch (100) has a switch housing (110), said switch housing (110) having: - six outer housing faces (112), comprising a front housing face (113), an open rear housin...
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WO/2022/211360A1 |
An air circuit breaker is disclosed. An air circuit breaker according to one aspect of the present invention comprises a cradle, and a breaker main body inserted into and withdrawn from the cradle, and further comprises: an interlock lev...
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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/2022/180108A1 |
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/2022/171520A1 |
An electrical assembly comprises a grounding mechanism (54) and an electrical device (52), the grounding mechanism (54) including a support longitudinal member (56) and a switch contact member (58), the switch contact member (58) arrange...
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WO/2022/121361A1 |
The present invention relates to a static contact of a grounding switch, and a straight-swing plug-in type grounding switch. The static contact of a grounding switch comprises: an upper cylinder part provided with static contact fingers ...
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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/2022/096078A1 |
The invention relates to a switchgear panel (1). The switchgear panel (1) comprises: a circuit breaker (3) having a housing (5) and an interrupter unit located in the housing (5); outdoor bushings (7, 9) through each of which an electric...
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WO/2022/096097A1 |
The present disclosure relates to a system for determining a position of a movable arm of a high voltage disconnecting switch. The system comprises a high voltage disconnecting switch with a movable arm for opening and closing the high v...
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WO/2022/081047A1 |
The device relates to electrical engineering and can be used in blades for disconnect switches and earthing switches. A contact blade comprises blade members having a contact surface, which are fastened in cantilever fashion and are grou...
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WO/2022/072692A1 |
A device assembly capable of selectively bonding one or more tracer wires to ground and isolating the one or more tracer wires from ground is provided. The device assembly includes a housing, an electrical switch within the housing and o...
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