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WO/2023/122403A1 |
A switchgear system includes a switchgear frame and a truck carrying a circuit breaker, which includes a breaker housing, a fixed electrical contact and a movable electrical contact mounted within the breaker housing, an actuator piston ...
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WO/2023/117190A1 |
The invention relates to an installation for distributing a gaseous electrically insulating mixture, comprising a first vessel (1) intended to contain an insulating fluid in the liquid state, first heating means (10) configured to heat t...
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WO/2023/122417A1 |
A weather-resistant electrical device enclosure that includes a base defining an interior and a rear wall for being mounted to a supporting structure, at least one opening in the rear wall for receiving an insert plate having an electric...
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WO/2023/109022A1 |
Disclosed in the present invention are a pressure relief device and electrical equipment. The pressure relief device comprises a first housing and a second housing which are mutually covered and arranged, and fasteners used for connectin...
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WO/2023/112266A1 |
This status-monitoring system for a circuit breaker spring-operating mechanism of an embodiment comprises a one-dimensional equivalent circuit network-calculating unit, a status-determining unit, and an abnormal-location-specifying unit....
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WO/2023/109110A1 |
A ring main unit for a distribution network, comprising a buzzer (5), a cross rod (6), a base (8), a second infrared sensor (10), a ring main unit body (13), a controller (15), a control panel (17), and storage compartments (18). The rin...
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WO/2023/110262A1 |
The present invention relates to a subsea substation system (100) comprising: an oil-filled water impermeable enclosure (102); an AC-transformer (104), and at least one overcurrent device (106a-d) electrically connected to the AC- transf...
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WO/2023/111216A1 |
The disclosure relates to a power device for use in an electric energy power arrangement (100), said power device (1) comprising a gas chamber (10) adapted to, when in a use state in said power arrangement (100), comprise an insulation g...
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WO/2023/108175A1 |
A system (100) includes one or more power distribution blocks (101) configured to provide power to multiple computing devices (115) in a data center (120). The system also includes a redundancy power distribution block (102) configured t...
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WO/2023/106873A1 |
The present invention relates to a system for monitoring the operation characteristics of a power switch, and the system for monitoring the operation characteristics of a power switch, according to the present invention, comprises: an el...
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WO/2023/101652A1 |
An electric device (100) includes an arc quenching device (140), an arc fault rated cabinet (120) rated to resist an electric arc or short circuit, and an elastic support structure (200) configured to absorb energy based on electrodynami...
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WO/2023/101209A1 |
A smart distribution board according to an embodiment of the present invention comprises a module expansion device mounted on each of a plurality of modules and connecting the plurality of modules with each other, wherein the module expa...
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WO/2023/100382A1 |
Obtained in the present invention are a storage box and an opening/closing device that make it possible to reduce the weight of the storage box while also preventing foreign matter from entering the storage box. A storage box (91) hous...
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WO/2023/100800A1 |
A bus bar unit according to the present invention comprises a pair of bar holders 31. Inside the bar holders 31, a plurality of horizontal grooves 31 are aligned in the vertical direction at intervals. The grooves 31 have a vertical widt...
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WO/2023/097648A1 |
Disclosed in the present invention is a positive pressure explosion-proof control cabinet, comprising a bottom plate. A box body is provided on the upper side of the bottom plate, a wing plate is fixedly connected to the box body, a stan...
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WO/2023/097649A1 |
The present invention relates to a heat dissipation and explosion-proof electric appliance cabinet, which comprises a cabinet body. A cabinet door is installed on the cabinet body. A cooling gas box is installed at the bottom of the cabi...
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WO/2023/099491A1 |
A power connection module is provided. The power connection device comprises a first and a second submodules, an intermediary submodule and a plurality of conductors arranged at the intermediary submodule. Each first and second submodule...
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WO/2023/098263A1 |
The present application discloses a centralized power supply cabinet, comprising a cabinet body and a fixing assembly provided in the cabinet body, a copper bar module being detachably connected to the fixing assembly; and the centralize...
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WO/2023/099613A1 |
The present disclosure relates to a cable module with a detachable fracture feature, a gas-insulated device comprising the cable module, and a method for manufacturing the cable module. The cable module for a high voltage gas-insulated d...
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WO/2023/096296A1 |
A shield ring according to the present invention includes: a first sensor fastening unit having a ring shape having a predetermined thickness; a second sensor fastening unit spaced a predetermined distance apart from a first sensor unit ...
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WO/2023/094074A1 |
A fit of measurement values of a temperature sensor situated in the vicinity of a screw connection is used to determine a time constant of the temperature adaptation to a step-like current change and from the comparison of the time const...
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WO/2023/095190A1 |
Provided are a screw fastening structure capable of preventing reduction in conductivity and a gas insulation opening/closing device using this screw fastening structure. A screw fastening structure according to the present disclosure ...
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WO/2023/095949A1 |
The present invention proposes a distribution board and a distribution board system having a self-diagnosis function, which can perform a self-diagnosis function, remotely control a switch, monitor the total amount of power, include a se...
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WO/2023/094075A1 |
A fit of measurement values of at least two temperature sensors situated in the vicinity of a first and a second screw connection is used to determine the relationship of two time constants of the temperature adaptation to a step-like cu...
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WO/2023/095056A1 |
The method for sealing a junction having a contact surface and a counter-contact surface of an element in a compartment of a gas-insulated substation comprises the injection (200) of a sealant into a volume within the joint formed betwee...
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WO/2023/095051A1 |
The method for sealing a junction having a contact surface and a counter-contact surface (56) of an element in a compartment of a gas-insulated substation comprises the injection of a sealant into a volume (66) within the joint formed be...
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WO/2023/088851A1 |
A power supply module (1) for rear-side power supply of a power distribution busbar system comprising a number, N, of busbars (16) for distribution of electrical power for busbar components (39) connectable to said busbars (16), said rea...
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WO/2023/084700A1 |
A vacuum circuit breaker (50) comprises: a vacuum valve (4) which is accommodated in a cylindrical tank (1); a movable-side shield (8) which is installed to a movable-side of a vacuum valve (4); a movable-side main contact point (2a) whi...
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WO/2023/083497A1 |
A panelboard assembly (100) for a harsh (vibrations, heat, corrosion) and/or hazardous (explosion, flame and ignition risks) environment is provided. The panelboard assembly (100) includes a core assembly. The core assembly includes a ma...
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WO/2023/081876A1 |
A prefabricated foundation system for mounting one or more electric vehicle charging stations is provided. The prefabricated foundation system includes a body, including a top opening, a plurality of sidewalls, and a plurality of sidewal...
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WO/2023/077326A1 |
The present invention relates to the technical field of manufacturing of high-voltage alternating-current metal-enclosed switchgears, and in particular to a 72.5-kV fixed insulating high-voltage alternating-current metal-enclosed switchg...
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WO/2023/079500A1 |
The present disclosure relates to an apparatus (200) for distributing supply of power to one or more loads, the apparatus includes a frame member of a switch board (202) comprising an opening being configured to define a modular space, o...
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WO/2023/081075A1 |
A junction box mountable on a roof surface, comprising a housing unit and an enclosing unit, the housing unit and enclosing unit combining to form a waterproof assembly. The housing unit is mountable to a roof surface via a flashing havi...
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WO/2023/079790A1 |
Provided is a cubicle in which measures against temperature rise can be more efficiently taken while reducing heat intrusion from the outer surface due to the radiation of the Sun. This cubicle comprises: a box 10 for housing power recei...
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WO/2023/079740A1 |
An arc-extinguishing chamber (23) comprises: a vacuum interrupter (4) provided with a bellows (25); a tube-shaped contact case (8) formed from an electroconductive material; a contact (33) that is fixed to an end of a movable lead (11) a...
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WO/2023/078457A1 |
A sand table simulation system for the intelligent operation and maintenance of a power cable, a simulation method, a computer device and a storage medium. The system comprises: a sand table (1), outdoor cable terminal heads (2) that are...
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WO/2023/076680A1 |
A closure enclosing and protecting at least one line splice holder. The closure includes a first housing portion enclosing at least a portion of a hollow interior of the closure, the at least one line splice holder being located within t...
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WO/2023/072599A1 |
The invention relates to a filter fan in box form with a screw-free rapid fastening device, consisting of an, at least two-part, housing comprising a main body with a fan receptacle and filter receptacle, wherein a frame-like set-back po...
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WO/2023/070265A1 |
The present invention provides a switch having a positioning function, comprising a housing, an access cover, and a circuit board. A plurality of mounting assemblies and damping assemblies are provided at the bottom end of the housing; t...
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WO/2023/065529A1 |
A high-voltage electrical box (1), comprising: a box body (10); and an inherent part (101) and a reserved part (102) provided in the box body (10). The inherent part (101) comprises a three-position switch; when the train is running, the...
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WO/2023/067804A1 |
Provided is a wind pressure shutter having a high waterproof property and a high dust resistance during storm, a low cost, and a low failure risk. The wind pressure shutter comprises a first rotation shaft, a first door, a second rotatio...
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WO/2023/060844A1 |
Provided is an electric energy safety authentication apparatus, comprising a front casing (500), a rear casing (600), a sealing ring (400), and a fastener connection structure (100); a sealing groove (410) is provided at a connection bet...
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WO/2023/060325A1 |
The invention relates to an electrical contact connection, including a kit of contact connection elements, as well as to a method for stabilizing the contact resistance in the case of an electrical contact connection. The contact connect...
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WO/2023/060704A1 |
Provided in the present disclosure is a power supply system for well-site electric drive equipment. The power supply system comprises a combined power supply module, which is configured to be electrically connected to well-site electric ...
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WO/2023/062147A1 |
The present disclosure relates to a method for monitoring a plurality of heaters and/or determining water ingress in at least one substation. The method comprises receiving, by a controller from a first sensor a first at least one enviro...
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WO/2023/060080A1 |
An auxiliary power system is provided. The auxiliary power system includes a back plane including one or more power inputs and a plurality of mating provisions. The back plane is configured to receive a first electrical power at the one ...
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WO/2023/054854A1 |
Disclosed is a power distribution device for a distribution board. A power distribution device (1) for a distribution board according to the present invention distributes power to and connects a main circuit breaker (2), branch circuit b...
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WO/2023/053261A1 |
Springs with various spring loads are needed to support an extensive line-up of a connecting section of a gas-insulated switchgear (1), leading to a larger number of types of components. In contrast, if a spring that supports a product w...
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WO/2023/050505A1 |
Provided in the present application is an integrated auxiliary converter with high power density, the auxiliary converter comprising two converter modules, which are arranged in the same case body, wherein a plurality of functional modul...
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WO/2023/053191A1 |
A tank type circuit-breaker (100) comprises: a cylindrical grounding tank (1) in which an insulation gas is sealed; a vacuum valve (4) having a movable-side contact (5a) and a fixed-side contact (5b) and insulated and supported in the gr...
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