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Matches 1 - 50 out of 35,674

Document Document Title
WO/2018/069738A2
An electrical interrupter device for switching a short-circuit electrical current in an electric circuit is disclosed. The comprises a vacuum evacuated housing; first and second electrodes at least partially located within the housing. T...  
WO/2018/069627A1
The invention concerns a switch for a high or medium voltage DC grid, comprising a DC circuit breaker (5) the sealed chamber of which contains a gaseous fluid comprising at least 70% by volume carbon dioxide at a pressure of between 0.65...  
WO/2018/066187A1
This gas circuit breaker (1) comprises a fixed contactor (25), a mobile contactor (30) having a first end portion (31) on a fixed contactor (25) side, and a gas-blasting portion (13, 16, 20, 22, 26, 55). The gas-blasting portion (13, 16,...  
WO/2018/066119A1
Provided is a gas circuit breaker that is able to exhibit excellent breaking performance by determining an exhaust direction of heat gas even when the space for treating the heat gas is reduced in size. A movable part 4 is provided with ...  
WO/2018/059884A1
The invention relates to a system (1) and to a method for switching high voltages with a switching path which comprises at least two serially connected switching units (2, 3). Each switching unit (2, 3) comprises at least one support ele...  
WO/2018/061269A1
The vacuum valve according to an embodiment of the invention comprises: a cylindrical ceramic vacuum insulation container; a fixed-side sealing metal piece sealing one end open portion of the vacuum insulation container; a fixed electrod...  
WO/2018/059921A1
The invention relates to a motor (1) for a circuit breaker drive and to the use thereof, said motor (1) having a rotor, which is movably mounted by means of a first and a second end shield (3, 4). A laminated core (5) at least partly spa...  
WO/2018/059791A1
A contactor (1) for medium voltage electric systems comprising: - one or more electric poles (3); - for each electric pole, a fixed contact (31) and a corresponding movable contact (32) reversibly movable between a first position (A), at...  
WO/2018/058196A1
An electrical switchgear assembly (100) including: a pair of electrical contacts (104a, 104b); a bushing (200) defining an internal chamber (201) in which the electrical contacts are located; a viewer (208), suitably including a window p...  
WO/2018/054851A1
The invention relates to a high-voltage switching device comprising a vacuum chamber and a switchgear comprising a high-voltage switching device. The invention also relates to a method for producing a high-voltage switching device compri...  
WO/2018/054677A1
The invention relates to a vacuum switch (1) comprising two mutually spaced bases (3, 5), a vacuum tube (7) which is arranged between the bases (3, 5) and is connected to the two bases (3, 5), a first switching element (9) which is arran...  
WO/2018/057625A1
A method includes measuring, by at least one processor, a time at which control circuitry sends an instruction to a switch structured to control transmission of electrical power. The method further includes sensing, by at least one senso...  
WO/2018/054615A1
The invention relates to a cable junction sleeve assembly (K), in particular for electrical power supply, in particular at the medium voltage level, wherein an interrupting unit (507), which can be switched by means of a drive unit (505)...  
WO/2018/054849A1
The invention relates to a high-voltage switching device with a vacuum interrupter chamber and to a switching system with a high-voltage switching device. The invention also relates to a method for producing a high-voltage switching devi...  
WO/2018/052941A1
A cooling system (100) for a circuit breaker (10) is provided. The cooling system (100) includes a temperature management unit (110), a power assembly (150), and a heat dissipating assembly (200). The temperature management unit (110) is...  
WO/2018/050997A1
The invention relates to a method for protecting a network comprising: -electrical lines (120, 130, 230); -three nodes (10, 20, 30) for interconnection with: -a high-voltage interface with controlled switches; -a local network interface;...  
WO/2018/050390A1
The invention relates to an apparatus (1) and a method for switching medium and high voltages, comprising at least one isolating switch (2) for electrically isolating and/or connecting a current path by means of at least one isolating co...  
WO/2018/046695A1
The present invention relates to an improved contactor device (1) for high current switching applications, in particular industrial or railways applications wherein a high D.C. current must be switched on and off, said contactor device (...  
WO/2018/045236A1
The present disclosure relates to an electrical protection system, including a breaker enclosure and associated terminals, and the methods of use therefor that allow for a circuit breaker or other electrical protection device to be safel...  
WO/2018/041874A1
The present invention relates to a high voltage circuit breaker comprising first and second interrupter units(42, 44) located in a high voltage region, each interrupter unit including a movable contact (3b; 43b) arranged movable between ...  
WO/2018/042516A1
Provided are a mechanical switch testing method and a testing device therefor for verifying the interruption capability of a mechanical switch used in a direct current circuit breaker. The testing method uses the testing device, which is...  
WO/2018/037547A1
This electromagnetic operation mechanism drive circuit is constituted by: a movable iron core (1); a pole-closure driving coil (2) driving the movable iron core (1); a pole-closing capacitor (4) supplying power to the pole-closure drivin...  
WO/2018/036739A1
The invention relates to a coupling device (1) for a tensioning mechanism of a circuit-breaker and to a method for coupling and decoupling. The coupling device (1) comprises a first rotatable element (2) which is fastened to a shaft (4) ...  
WO/2018/036904A1
The switch (100) comprises a housing (105), a first contact arrangement (110) having a first commutation contact element (112) and a first contact (114), a second contact arrangement (120) having a second commutation contact element (122...  
WO/2018/037704A1
Provided is a resin-molded structure for which the remaining life can be predicted with a high degree of accuracy during use. This resin-molded structure has a composite body 170 arrived at through the helical winding of an optical fiber...  
WO/2018/036737A1
The invention relates to a device (1) for switching medium and/or high voltages, the device comprising a spring-loaded drive (5) for driving a kinematic chain (4). At least one energy storage spring (6) and at least one damping element (...  
WO/2018/033612A1
The invention relates to a drive rod (100) for driving a movable contact element (2010) of a high-voltage switching device (2000), wherein said drive rod (100) comprises a first section (110) for connecting said drive rod (100) to a driv...  
WO/2018/028946A1
The invention relates to an insulation arrangement (2) for a high or medium voltage switchgear assembly, comprising at least one axially symmetrical insulating structural element (4). The invention is characterised in that the structural...  
WO/2018/029760A1
An operating device (52) is provided with: a lever capable of rotating about a rotation axis; a first torsion bar extending in the first direction along the rotation axis; a second torsion bar, which extends along the rotation axis by be...  
WO/2018/028918A1
The invention relates to a ceramic insulator (10) for vacuum interrupters (1), the ceramic insulator (10) extending along a longitudinal extent (20) and forming a cavity (15) in said longitudinal extent (20). The cavity (15) comprises a ...  
WO/2018/024443A1
The invention relates to an arrangement (1) and a method for anchoring high-voltage switching devices, comprising at least one support (2) and at least one switching head (3), wherein at least one long-rod insulator (4) for anchoring the...  
WO/2018/024434A1
The invention relates to a monitoring device (1) for monitoring a gas pressure in a gas chamber (3). Said monitoring device (1) comprises a measuring instrument (5) that includes a reference gas volume (9) and a sensor unit (11) for sens...  
WO/2018/024433A1
The invention relates to a transmission housing (5) for a transmission (3) having a two-sided control lever (29) for oppositely moving two switching contacts of a circuit breaker (1). The transmission housing (5) comprises: a housing cas...  
WO/2018/024435A1
The invention relates to an interrupter unit (100) for a circuit breaker. The interrupter unit (100) comprises: two electrically conductive arc contact pieces (5, 6), which can be moved relative to each other along a switch gap (2); an i...  
WO/2018/025311A1
This operating device (52) comprises: a first lever (15) that is rotatable about a rotation axis (60); a torsion bar (12) having a columnar shape or a cylindrical shape centered around the rotation axis (60) and linked to the first lever...  
WO/2018/024444A1
The invention relates to a gearing (7) between a movable switch contact (3) and a drive (5) of a power switch (1). The gearing (7) comprises a drive lever (9), an output lever (11) and a coupling unit (13). The drive lever (9) and the ou...  
WO/2018/019952A1
The invention relats to a vacuum interrupter with a ceramic body and at least one tubelike inner shielding, which is located around the area of a fixed contact and a movable contact, wherein the ceramic body is vacuumtightly closed at it...  
WO/2018/019945A1
Pole part (1) for a low-, medium or high voltage circuit breaker with an insert (2), e.g. a vacuum circuit breaker, in an insulating housing (9). In order to enhance the dielectric performance, as well as the effectivity of manufacturing...  
WO/2018/020043A1
The invention concerns a sensing device comprising: - a voltage sensor, the voltage sensor comprising a reference plate and a sensing plate, the reference plate and the sensing plate being ring-shaped, concentric and arranged at a distan...  
WO/2018/015106A1
The invention relates to a contact bar (1) for a switch, comprising a first contact bar region, which has a first contact bar material (11), which extends from a first end segment of the contact bar to a second end segment of the contact...  
WO/2018/016179A1
[Problem] To provide a switching device capable, when power is to be shut-off by a switch, of shutting-off a direct current power safely, through a simple configuration, without the generation of an arc. [Solution] Provided is the switch...  
WO/2018/015436A1
A gas-insulated high-voltage switching device (1) is provided, which includes an arcing contact arrangement (5) having a first arcing zone member (30) and a second arcing zone member (20) that are movable relative to one another along an...  
WO/2018/015104A1
The invention relates to a switching device arrangement, comprising an encapsulation housing (1). Furthermore, the switching device arrangement comprises a drive device (15). The drive device (15) is supported on the encapsulation housin...  
WO/2018/018043A1
A solid state switch for connecting and disconnecting an electrical device has at least one FET-type device and at least one thyristor-type device coupled in parallel to the at least one FET-type device. A gate driver is operative to sen...  
WO/2018/010910A1
The invention relates to an electricity transmission device comprising an encapsulating housing (2). A phase conductor (1, 1a, 1'a) is mounted inside the encapsulating housing is (2, 2a), said phase conductor being electrically insulated...  
WO/2018/010372A1
An intelligent circuit breaker for shunt capacitor bank switching based on a flexible opening and closing technology, comprising three poles A, B and C and an intelligent controller D. Three-phase power supplies UA, UB and UC are respect...  
WO/2018/011489A1
Method for distributing an electrically insulating liquefied gaseous mixture to a high-voltage electric apparatus from a storage means containing an insulating gaseous mixture, said method comprising the following steps: - Step a): heati...  
WO/2018/007083A1
The invention relates to a switching device in a vacuum switching tube or in arc quenching in gases by, which switching device has an arc-quenching device. The invention further relates to a method for operating a switching device in a v...  
WO/2018/001798A1
The invention relates to a nozzle (20) with an electric arc-blast comprising of a median part (27) made of a first dielectric material and two end parts (9, 11). The nozzle (20) comprises an insert (22) made of a second dielectric materi...  
WO/2018/002039A1
The invention relates to a medium voltage circuit switch or breaker with at least one moved contact and a fixed contact, and a mechanical or magnetical drive system, which moves the fixed contact in closed or opened position, wherein the...  

Matches 1 - 50 out of 35,674