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WO/2020/216546A1 |
The invention relates to a switch rod (3) of a drive of an electric switch. The switch rod (3) comprises an insulator tube (13) made of a non-conductive material; a metallic end reinforcement (15), which has a first portion (27) arranged...
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WO/2020/218137A1 |
A vacuum valve (1) comprising: an insulation cylinder (2); a fixed-side flange (3) that seals one end of the insulation cylinder (2); a movable-side flange (4) that seals the other end; a fixed-side electrode rod (6) that has one end anc...
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WO/2020/216976A1 |
Gas shut-off switch (1) provided with various operating positions and intended to be isolated in a dielectric gas inside an electrical switchgear cell (19) having at least one housing (2) comprising: a pair of fixed contacts (3, 4) arran...
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WO/2020/219916A1 |
An integrated assembly includes a switchgear apparatus configured for operation at voltages up to 72.5 kV, a mount assembly configured for attachment to a pole and configured to support the switchgear apparatus from the pole, and an elec...
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WO/2020/219914A1 |
A switchgear apparatus includes a vacuum interrupter assembly having a movable contact and a stationary contact, a main housing surrounding the vacuum interrupter assembly, and a first terminal electrically coupled to one of the movable ...
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WO/2020/219905A1 |
A switchgear apparatus configured for operation at voltages up to 72.5 kV includes a vacuum interrupter assembly having a fixed contact and a movable contact configured to move relative to the fixed contact between a closed position in w...
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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/2020/214591A1 |
A guiding pull ring member for guiding a unit top contact in a switch assembly into a mounting contact. The guide ring member includes a mounting ring defined in a first plane, a grasping ring coupled to one side of the mounting ring and...
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WO/2020/212284A1 |
A circuit breaker with metallic enclosure (1) comprises a chamber (3). The chamber comprises a first compartment (31) and a second compartment (32) enclosing an interior volume. The first and second compartments are electrically insulate...
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WO/2020/211992A1 |
The invention relates to a triggering apparatus (1) for an electrical switch device (3), comprising - an actuator (A), - a hydraulic transmission unit (H) connected mechanically to the actuator (A) in series, - a cable system (M), which ...
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WO/2020/213027A1 |
A DC current breaker device according to an embodiment of the present invention interrupts current of a DC system that supplies DC power converted by a first AC-DC converter present at a first end side, or DC power converted by a second ...
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WO/2020/207647A1 |
The invention relates to a switching device (10) for an electrical apparatus, having at least one vacuum interrupter (12) in which a first contact element (20) and a second contact element (22) are arranged, which second contact element ...
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WO/2020/208676A1 |
A manual operation unit (20), for manually operating multiple switches (200) at once, is provided with: a shaft (5) which is rotatably held in a frame (11) of electromagnetic operating device main body units (10) for operating the switch...
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WO/2020/209507A1 |
The present invention relates to a contact point monitoring module for a vacuum circuit breaker and a vacuum circuit breaker comprising the same. The present invention provides a vacuum circuit breaker comprising a push rod assembly whic...
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WO/2020/208978A1 |
With a view to measuring an input holding force without involving complex calculation, not to mention enabling retrofitting of a leakage magnetic flux measurement means, the switching apparatus according to the present invention is provi...
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WO/2020/209508A1 |
The present invention relates to a motion sensing device for a vacuum circuit breaker and a vacuum circuit breaker comprising same. In the present invention, the motion sensing device for a vacuum circuit breaker is provided with a push ...
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WO/2020/204397A1 |
The present invention relates to a contact point monitoring device for a vacuum circuit breaker, and a correction method performed through same, wherein deviations due to temperature in a sensor for monitoring the amount of wear at a con...
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WO/2020/202479A1 |
Provided is a gas circuit breaker such that degradation in insulation performance and current breaking performance due to unwanted gas generated from an arc-extinguishing gas sprayed on an arc can be reduced. The gas circuit breaker incl...
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WO/2020/204377A1 |
The present invention relates to a contact monitoring device for a vacuum circuit breaker, which can compensate for errors of a contact monitoring device capable of monitoring a contact wear amount in a vacuum interrupter, and to a vacuu...
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WO/2020/200864A1 |
The invention relates to a switch installation, particularly for medium and/or high voltages, comprising an optimised three-position switch, and to an optimised three-position switch, wherein the three-position switch (5) comprises a mai...
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WO/2020/193505A1 |
The invention relates to a rapid switching element and to a system for shorting or earthing low- and/or medium-voltage installations using a switching element of this type.
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WO/2020/193519A1 |
The invention relates to a system for short-circuiting or earthing low- and/or medium-voltage installations, said system comprising: - at least one fault detection unit (10) for detecting an arc, - at least one signal-processing unit (20...
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WO/2020/193906A1 |
The invention relates to a current cut-off device for high-voltage direct current, of the type comprising: - between a primary point and an intermediate point (13), a primary diversion component (18, 180), and, in parallel, a primary sur...
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WO/2020/193134A1 |
The invention relates to a DC voltage switch for coupling a DC voltage branch to a DC voltage bus. In a forward direction, the electric current flows from the positive conductor of the DC voltage bus to the positive conductor of the DC v...
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WO/2020/193065A1 |
A sensor arrangement (14, 14a) has a measurement electrode (17) which is assigned to an electrically insulating fluid to be tested. A reference electrode (18) is also provided, wherein the measurement electrode (17) and the reference ele...
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WO/2020/193066A1 |
An electrical energy transmission device, for example, an outdoor circuit breaker, has a secondary cabinet (6). The secondary cabinet (6) is equipped with secondary modules, wherein a control device (9) is located under the secondary mod...
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WO/2020/193060A1 |
The invention relates to a switch device (1) for a high-voltage circuit breaker, comprising at least two switches (2a, 2b, 2c) for ascertaining states of devices (3a, 3b, 3c) of the switch device via a monitoring system (4). The at least...
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WO/2020/193061A1 |
The invention relates to a high-voltage unit (1) comprising at least one high-voltage device (2) and at least one support (3) which is designed to support the at least one high-voltage device (2). At least one temperature sensor (7) is a...
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WO/2020/192220A1 |
A GIS driven by only motors, comprising a GIS body and a monitoring device. The GIS body comprises a circuit breaker portion, an isolating switch portion, and a grounding switch portion. The circuit breaker portion comprises a circuit br...
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WO/2020/193197A1 |
The invention relates to a fuse having a housing for a low-voltage direct-current grid in which a diode or a semiconductor element that is conducting in one current direction and non-conducting in the opposite direction is connected in p...
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WO/2020/190290A1 |
A direct current (DC) circuit breaker includes a breaker assembly having an input portion and an output portion. The breaker assembly also includes a first conductive path extending between the input portion and the output portion, where...
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WO/2020/188754A1 |
Provided is a gas circuit breaker with which it is possible to adequately secure density and pressure of an arc-extinguishing gas sprayed onto an arc, and improve the reliability of maintaining electrical insulation performance. The gas ...
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WO/2020/187688A1 |
A switching device (1) for fast disconnection of short-circuit currents comprises a switching bridge (10) and an electromagnetic switching drive (100) with a coil (20) for generating a magnetic field and a magnet anchor (15). The switchi...
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WO/2020/182421A1 |
A breaking device (10) for interrupting current, the breaking device (10) comprising an electrically conducting outer member (28); an electrically conducting inner member (30) arranged radially inside the outer member (28) with respect t...
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WO/2020/177446A1 |
A vacuum interrupter, comprising a housing, the housing employing a double-layer composite structure, wherein an outer layer is a plastic layer, an inner layer is a ceramic layer, and the inner layer and the outer layer are bonded by mea...
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WO/2020/179089A1 |
The purpose of the present invention is to provide a pressure diagnosis device for a vacuum valve that makes it possible to reduce the size of the vacuum valve and improves the safety and reliability of an opening/closing device to which...
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WO/2020/173894A1 |
The invention relates to a vacuum switching device (20) for medium or high voltages, comprising two contacts (22, 24), at least one contact (22) of which is mechanically movably mounted by means of a drive rod (26) and thus is in electri...
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WO/2020/174114A1 |
The invention relates to an electrical insulation system comprising two basic elements: (a) a gaseous medium formed by a mixture of (i) one or more non-flammable hydrofluoroolefins having at least four carbon atoms and (ii) one, two or t...
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WO/2020/171327A1 |
The present invention relates to a motion sensing device for a vacuum circuit breaker and a vacuum circuit breaker comprising same. A motion sensing device for a vacuum circuit breaker, according to one embodiment of the present inventio...
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WO/2020/171328A1 |
The present invention provides a contact point monitoring device for a vacuum circuit breaker comprising: a fixed electrode which is fixed in an insulated container; a fixed contact point which is disposed at one end of the fixed electro...
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WO/2020/164945A1 |
This electrical protection system (1) for a DC-current medium-voltage electrical circuit, comprising a disconnection module (11), for generating a counter-voltage greater than the voltage of the source for a current flowing therethrough ...
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WO/2020/165975A1 |
A diagnostic device (10) that is this switching equipment diagnostic device diagnoses the occurrence of abnormalities in switching equipment that has an operation axis (26) for operating switching of a breaker contact point (30) that is ...
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WO/2020/161810A1 |
A vacuum interrupter (1) is provided with: a vacuum container (2); and a fixed electrode (3) and a movable electrode (4) that are provided in the vacuum container (2). The vacuum container (2) is configured by airtightly joining a fixed-...
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WO/2020/157833A1 |
This gas circuit breaker (1) is provided with: a tank (2) in which an insulating gas is sealed; a fixed contactor (4) fixed on the central axis (N) of the tank (2); a movable contactor (3) capable of reciprocating between a position when...
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WO/2020/157933A1 |
The present invention comprises: a vacuum valve (4) that is insulatively supported inside a grounding tank (1); a movable-side frame (15) that connects the bottom end of a movable-side external conductor (23) to a movable conductor (20);...
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WO/2020/151923A1 |
A drive mechanism (110) is for a vacuum switching apparatus. The vacuum switching apparatus (102) has a stationary contact (104) and a movable contact (106) structured to move into and out of engagement with the stationary contact in ord...
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WO/2020/151464A1 |
The present application provides a vacuum arc extinguishing chamber and a vacuum circuit breaker, for solving the technical problem in the prior art of a vacuum arc extinguishing chamber being unable to satisfy usage requirements in a hi...
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WO/2020/151805A1 |
The invention relates to a direct current circuit breaker device (1) having a first current path (2) and a second current path (5), a mechanical bypass switch (8) being arranged in the first current path (2), the bypass switch (8) having...
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WO/2020/141840A1 |
The present invention relates to a movable electrode driving device for a gas insulated switchgear. In the present invention, a movable electrode (30) is installed on one of conductors (20) installed in an enclosure inner space (12) of a...
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WO/2020/142217A1 |
An enclosure for a circuit breaker that includes a particle trap that is integrated into at least one foot of the enclosure. The enclosure can be configured to house a circuit interrupter and seal a dielectric insulating medium within an...
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