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WO/2021/007604A1 |
The invention relates to a current breaker in which a busbar (18) passes through a cavity (25) in which a piston (14) can be moved. By moving the piston (14), a circuit board (19) is broken out of the busbar (18), thus interrupting the c...
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WO/2021/008993A1 |
A hybrid circuit breaker (1) is disclosed, which comprises an electro-mechanical bypass switch (S1), a semiconductor circuit (5) in parallel with the electro-mechanical bypass switch (S1) and a control unit (CTRL) being capable of contro...
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WO/2021/006102A1 |
The present invention provides a switch device capable of causing only one of operation parts on both sides of an operation handle to emit light according to the operating state of the operation handle without increasing the size of the ...
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WO/2021/001468A1 |
Relay with a spring-based contact system (3) includes at least two pairs of contacts (4, 5), each of which comprises one fixed contact piece (4.1; 5.1) and one contact piece (4.2; 5.2). The movable contact pieces (4.2; 5.2) are coupled w...
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WO/2021/001275A1 |
The present invention relates to an on-load tap changer including a tap changer tank (3) filled with a dielectric fluid and an insulation barrier comprising an insulating sheet (12) made of an electrically insulating material. The insula...
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WO/2021/001333A1 |
An electromagnetic induction device (1) comprising: a main tank (3), a magnetic core arranged in the main tank (3), an On-Load Tap Changer, OLTC, comprising: an OLTC tank (5) mounted to the main tank (3), a fine selector (15), a diverter...
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WO/2021/001379A1 |
The present disclosure relates to an On-Load Tap Changer (OLTC) (1) for a fluid-filled power transformer. The OLTC comprises a barrier (2) which is sealingly arranged to separate an electrically insulating tap changer fluid (3) of the OL...
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WO/2021/001057A1 |
A multi-level feedback actuator assembly for a circuit breaker assembly includes a rotary solenoid, an electric actuator assembly and a manual actuator assembly. The electric actuator assembly includes a switch assembly with an actuator....
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WO/2021/001188A1 |
The invention is concerned with a drive arrangement (23) for a tap changer, the drive arrangement comprising a first movable latch (42) having a first and a second end (44, 46), a first rotatable wheel (24) with a first actuating element...
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WO/2020/259424A1 |
An arc-extinguishing power device drive apparatus is an arc-extinguishing power device drive apparatus, suitable for driving a power device, used in an electronic arc-extinguishing apparatus. A power device (SCR1) requiring to be driven ...
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WO/2020/260673A1 |
The invention relates to a direct-current high-speed circuit breaker (SSM) which is suitable for and is provided for switching off high direct currents in the event of loading or a short circuit, comprising an isolating switch (VS), a tu...
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WO/2020/260382A1 |
An electric circuit breaker (2) comprising a switch (22, 24), an arc extinguishing chamber (32) and a fuse (40) configured to be electrically connected between first and second terminals after the switch has tripped, further comprises a ...
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WO/2020/260042A1 |
The invention relates to a circuit breaker (100) comprising: - at least two electrical connection terminals (102, 103), - an electromechanical breaking device (130) comprising a mobile contact element (132) movable between two positions,...
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WO/2020/261429A1 |
This air circuit breaker is provided with a stationary contact (110), a movable contact (120), a plurality of arc-extinguishing plates (160), a circumferential wall (150), and a cooling cylinder (170). The movable contact (120) can be br...
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WO/2020/260497A1 |
A multi-phase selector-preselector apparatus (10) for an on-load tap changer comprises an insulation tube (100) enclosing an insulation compartment (110); a preselector (200) disposed along an outer wall of the tube; a selector device (3...
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WO/2020/253891A1 |
The invention relates to a disconnecting switchgear with three mutually exclusive positions II-0-I, with position II energizing the load circuit, position 0 de-energizing the load circuit and position I grounding the circuit, which reduc...
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WO/2020/254712A2 |
The invention relates to a cable switch with a USB charger, which is formed from: a protective case (2) containing electricity-interrupting means (3) connected between an input connector (4) and an output connector (5), said connectors b...
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WO/2020/254163A1 |
The present invention relates to a medium voltage circuit breaker switching pole (10) comprising: a fixed contact (1) of a vacuum interrupter; a movable contact (2) of the vacuum interrupter; and a threaded drive element (5). The movable...
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WO/2020/253989A1 |
A hybrid circuit interrupter can be used for medium voltage direct current applications, among other applications. The circuit breaker includes a vacuum circuit interrupter and an electronic power interrupter that are electrically connec...
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WO/2020/250540A1 |
A switch device 100 according to the present invention is provided with: a base 10 having an upper surface and a lower surface; a cap 20 attached to the base 10 so as to cover the upper surface of the base 10; and a plate-like first term...
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WO/2020/249391A1 |
The invention relates to an on-load tap changer (1) for uninterrupted switching between winding taps (N1,...Nj,..., Nn) of a step transformer (2). The on-load tap changer (1) comprises a selector (3) and a load transfer switch (4). The l...
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WO/2020/251856A1 |
A progressively contacting switch includes a set of contacts connected to an input. The set includes a first sacrificial contact formed of a first metal and a first conducting contact formed of a second metal. The switch further includes...
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WO/2020/247660A1 |
A support, for a high-voltage electric switch includes a housing, a shaft, and an intermediate member positioned between the housing and the shaft. The shaft extends at least partially through the housing, and the shaft is supported for ...
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WO/2020/246126A1 |
A device comprising a gate pad, a source pad and a passive actuator arranged to form a reversible mechanical and electrical connection between the gate pad and the source pad only if the temperature in the passive actuator exceeds a thre...
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WO/2020/242458A1 |
A hardware product for creating a light ring and a dead front effect. The product may include a housing with an opening. The hardware product may also include a button positioned within the opening and configured to be depressed by a use...
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WO/2020/242524A1 |
An apparatus includes an electrical switch (202) that includes (i) multiple first electrical contacts (206, 208) and (ii) a second electrical contact (210) configured to bridge the first electrical contacts in order to form at least one ...
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WO/2020/240909A1 |
Provided are: a detection switch capable of preventing the intrusion of foreign substances through an opening provided for the movement of a lever; and a printer. The present invention is provided with: a main body (51) having an openi...
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WO/2020/239511A1 |
The present invention relates to a method and a monitoring system (10), for monitoring a vacuum on-load tap changer (1). The tap changer (1) comprises a housing (2) with insulating fluid (3), a diverter switch (4) inside of the housing (...
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WO/2020/239467A1 |
The present invention relates to a cooling apparatus for a medium voltage or high voltage switchgear, the cooling apparatus comprising: - an evaporator section; - a fluid conduit; and - a condenser section. The evaporator section is conf...
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WO/2020/242801A1 |
A system for thermionic arc extinction via anode ion depletion. The system includes a fixed terminal end including at least a fixed conductor containing at least a fixed contact. The system includes a moveable terminal end including at l...
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WO/2020/239600A1 |
The invention relates to a switch (30) for a hand-held power tool (10) or as a component of a hand-held power tool (10), which has an electric drive motor (16) that can be switched by the switch (30). The switch (30) has a switch housing...
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WO/2020/241659A1 |
According to the present invention, a switching converter 130 has an input line that receives a DC voltage VIN, and an output line connected to a smoothing capacitor 102. A switch MC2 and an inrush current prevention resistor 104 are pro...
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WO/2020/236656A1 |
A utility meter includes an electrical conductor portion, a service switch, and a heat sink. The electrical conductor portion provides electrical communication between a supply line terminal and a load line terminal, and the supply line ...
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WO/2020/236726A1 |
A circuit breaker includes an electromechanical switch, a current sensor, a voltage sensor, and a processor. The electromechanical switch is serially connected between a line input terminal and a load output terminal of the circuit break...
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WO/2020/234463A1 |
Disclosed is a three-position switch used for high-voltage electric power equipment. The three-position switch used for high-voltage electric power equipment is provided with three sub switches which correspond to three phases, wherein e...
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WO/2020/237187A1 |
An electrical switch with identifying features. Embodiments include an electrical switch that comprises a rocker that is pivotable between a first position and a second position such that the electrical circuit is energized when the rock...
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WO/2020/233983A1 |
The invention relates to an explosion-proof housing (10), preferably of the protection class "flameproof enclosure", the housing (10) having a plurality of preferably cast wall modules (16a-h).
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WO/2020/229125A1 |
The invention relates to a method for carrying out a switchover of equipment (20). The equipment (20) comprises at least one first switching means (17), which can be an on-load tap changer, and/or at least one second switching means (18)...
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WO/2020/229131A1 |
The invention relates to a switch assembly containing a switch (17) and a servo drive system for the switch (17). The servo drive system has a motor (12) for driving the switch (17), a power section (11) for supplying energy to the motor...
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WO/2020/229121A1 |
The invention relates to a switch assembly (1) comprising a switch (17) and a servo drive system (2) for the switch (17). The servo drive system (2) has a motor (14) for driving the on-load tap changer (17), a power section (11) for supp...
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WO/2020/229127A1 |
The invention relates to a method for carrying out a switchover of a first switching means (17) or at least one second switching means (18, 19) for equipment (20). The method is characterized by the following steps: - a control unit (10)...
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WO/2020/229239A1 |
The invention relates to a system for protecting an electrical source or an electrical load, having a module comprising an input and an output, and an electronic safety device for the load that can be connected to the source. The module ...
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WO/2020/230033A1 |
The invention relates to a circuit for controlling light sources for a luminous garment, such as footwear, jackets, trousers, caps, belts. The circuit comprises an electric power source, such as a battery, a processor, one or more light ...
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WO/2020/232275A1 |
A remote control device may control electrical loads and/or load control devices of a load control system without accessing electrical wiring. The remote control device may include a control unit and a base that may be configured to be m...
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WO/2020/216461A1 |
The invention relates to a spring unit including mechanical spring means (1) having a spring direction and being located between a first spring support (2) and a second spring support (3), which first (2) and second (3) spring supports a...
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WO/2020/218057A1 |
According to the present invention, an operation unit (5) of a connection device (1) is in contact with an elastic member (4) in a connection state at a first position. The operation unit (5) is pushed into a second position below the fi...
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WO/2020/218977A1 |
The purpose of the invention is to create a small and simple switch assembly, which should on one hand be capable to withstand long-term repeating induction-related influences as well as dynamic current loads i.e. variations of the elect...
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WO/2020/219467A1 |
The disclosure relates to a valve having: an actuator; a valve position indicator coupled to the actuator, wherein the valve position indicator includes: an indicator cover mounted over an indicator mounting surface, wherein the indicato...
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WO/2020/217292A1 |
A switchgear that can detect the occurrence of an internal arc without malfunction is obtained. Provided is a switchgear (10) characterized by comprising: a power receiving panel (1) which has a power receiving circuit (14) including a...
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WO/2020/213049A1 |
This self-illuminating manipulation element, that is, a pad (20) has: a pad body (21) that has a manipulation surface (22) having partitioned light-emitting sections (25) with predetermined shapes, a light-receiving surface (23) having a...
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