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Matches 1 - 50 out of 35,579

Document Document Title
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...  
WO/2018/005446A1
A sulfur hexafluoride (SF6) insulated circuit breaker system having a controller coupled to at least two different sensor devices and operative to control a heat output of an SF6 heater based on signals from the sensor devices. An SF6 in...  
WO/2017/221561A1
[Problem] To provide a direct current circuit capable of, when a semiconductor is used for suppressing an arc discharge, securing safety even if a short circuit occurs when the semiconductor has deteriorated. [Solution] Provided is the d...  
WO/2017/220443A1
A direct current circuit breaker with a positive supply line between a positive input terminal (+IN) and a positive output terminal (+OUT), and a negative supply line between a negative input terminal (-IN) and a negative output terminal...  
WO/2017/220501A1
A gas-insulated low- or medium-voltage switch (1) for system voltages within 1 to 52 kV and for up to 2000 A rated current comprises first and second contacts (10, 20) being movable in relation to each other along an axis (2) of the swit...  
WO/2017/216071A1
The present disclosure relates to a braking resistor (1; 1'; 1") for a high voltage substation. The braking resistor (1; 1'; 1") comprises a support structure (3), a support insulator (5), the support structure (5) being configured to su...  
WO/2017/216845A1
This contact switch comprises: fixed contactors 1; fixed contact points 2 provided on the respective fixed contactors 1; mobile contact points 3 facing the respective fixed contact points 2 and contacting or separating from the respectiv...  
WO/2017/213774A1
A hybrid switch assembly (140) is for a circuit breaker assembly (10) including a housing assembly (12) and an operating mechanism (14) structured to move movable conductors (44) between an open, first position, wherein each movable cond...  
WO/2017/212731A1
A method for manufacturing an electrode material, comprising molding and sintering a powder mixture of a solid solution powder of Cr and a heat-resistant element including Cr and a heat-resistant element (Mo, W, Ta, Nb, V, Zr, or the lik...  
WO/2017/207742A1
The invention relates to a switching device (10) for an encapsulated electric power distribution switchgear (100) and to an electric power distribution switchgear (100) with at least one such switching device (10). The switching device (...  
WO/2017/207763A1
A gas-insulated low- or medium-voltage load break switch (1) comprises: a housing (2) defining a housing volume for holding an insulation gas at an ambient pressure; a first arcing contact (10) and a second arcing contact (20) arranged w...  
WO/2017/197577A1
An air insulated vacuum load switch device, the switch device comprising: three high-pressure conductive loops (1) having independent phases and designed consistently, a control operation mechanism (2), a supporting box (3) and a transmi...  
WO/2017/199465A1
The purpose of the present invention is to provide a branching unit, the height of which can be reduced, and a vehicular system. The branching unit comprises: a switch equipped with a fixed electrode and a movable electrode; a first bush...  
WO/2017/199665A1
[Problem] To provide a switching device capable of suppressing the occurrence of an arc discharge at a power cut-off time, without reducing power efficiency during the supply of power, through a small-scale configuration. [Solution] Prov...  
WO/2017/200745A1
The present disclosure provides a conductive member (50) for a circuit breaker high voltage portion conductor assembly (20), the conductive member (50) including a body (52) with a transfer portion (54) and a coupling portion (56). The b...  
WO/2017/199412A1
This circuit breaker, which trips upon detecting an overcurrent, comprises: a first current detection circuit for detecting a load current using a microcomputer on the basis of signals output by a current detection coil; a second current...  
WO/2017/194471A3
A vacuum circuit breaker comprises a vacuum interrupter operable between a closed state and an open state, and an actuator. The actuator comprises a piezoelectric driving element that is expandable and contractable along an expansion axi...  
WO/2017/194258A1
A coupling element for an electrical switching device comprises a first switching contact (4) for opening and closing an electrical contact with a second switching contact (6), a rod-shaped winding body (8), at one end of which the first...  
WO/2017/194236A1
The invention relates to a coupling member (2) for an electrical switching unit, wherein the coupling member (2) comprises a first switching contact (4) for opening and closing an electrical contact having a second switch contact (6), wh...  
WO/2017/194471A2
A vacuum circuit breaker comprises a vacuum interrupter operable between a closed state and an open state, and an actuator. The actuator comprises a piezoelectric driving element that is expandable and contractable along an expansion axi...  
WO/2017/190915A1
The invention relates to a double-contact switch, comprising a first and a second tubular vacuum switching chamber (1, 3), which are designed as partial switching chambers of a switching tube, an electrode (4), which is fastened in the s...  
WO/2017/192585A1
A circuit interrupting device for use with an electrical power distribution system includes a housing containing a circuit interrupting mechanism. A battery tube is positioned in the housing. A battery assembly is configured to be insert...  
WO/2017/190490A1
A high-voltage switch and a circuit breaker unit thereof. The high-voltage switch has one or at least two circuit breaker units connected in series; the circuit breaker unit comprises a main arc-extinguishing chamber (1) with a dynamic a...  
WO/2017/190914A1
The invention relates to a switching device for conducting and interrupting electrical currents comprising a mechanical contact assembly (10), a semiconductor switch (20) connected in parallel to the mechanical contact assembly (10), and...  
WO/2017/192588A1
A circuit interrupting device for use with an electrical power distribution system includes a housing containing a circuit interrupting device. A battery tube is positioned in the housing. A battery assembly is configured to be inserted ...  
WO/2017/192583A1
A circuit interrupting device for use with a electrical power distribution system includes a housing containing a circuit interrupting mechanism. A battery tube is positioned in the housing. A battery assembly is configured to be inserte...  
WO/2017/192582A1
A circuit interrupting device including a loop split interrupter for interrupting a loop split circuit with a high current and a low voltage and a quick whip interrupter for interrupting a charging circuit with a low current and a high v...  
WO/2017/187654A1
The present invention is provided with: a movable-side arc contact point (14) and a fixed-side arc contact point (15) that are provided so as to be able to come into contact with and separate from each other; a mechanism (5) for spraying...  
WO/2017/184024A1
The group of inventions encompasses more than ten possible variants of designs for a simple, inexpensive, reliable and high-speed high-voltage switching device capable of switching-off and switching-on load current during a length of tim...  
WO/2017/183679A1
[Problem] To obtain a configuration having an effect of increasing the external force working on an arc to achieve a shortening of commutation time through a simple configuration and without increasing the size of the device. [Solution] ...  
WO/2017/183323A1
The invention provides a vacuum valve allowing the shut-off capability of the vacuum valve to be improved while maintaining the strength of contacting portions. The invention comprises: a stationary-side contact and a mobile-side contact...  
WO/2017/184024A4
The group of inventions encompasses more than ten possible variants of designs for a simple, inexpensive, reliable and high-speed high-voltage switching device capable of switching-off and switching-on load current during a length of tim...  
WO/2017/182073A1
A HVDC disconnector is disclosed. The HVDC disconnector comprises a fixed contact comprising a guide and a pair of conducting members positioned in the guide wherein the first and second conducting members are both tulip contacts; a mova...  
WO/2017/181960A1
A lightning protection on-load regulated-capacity transformer, and an on-load regulated-capacity switch. The on-load regulated-capacity transformer comprises a low-voltage winding, a high-voltage winding, and an on-load regulated-capacit...  
WO/2017/178761A1
The invention relates to a medium- or high-voltage current breaking system comprising an arc-extinguishing chamber comprising, in a closed enclosure (10), a pair of arc contacts (4, 5), one (5) of the contacts being movable with respect ...  
WO/2017/178164A1
A contact assembly (1) for connecting electrically and mechanically a first terminal (2) of a first apparatus (3) to a second terminal (6) of a second apparatus (5), wherein at least one of the first (3) and the second (5) apparatus is m...  
WO/2017/179315A1
The invention provides a vacuum circuit breaker capable of efficiently dissipating heat generated inside a vacuum valve. The invention comprises: a mobile-side contact and a stationary-side contact disposed inside a vacuum valve; a stati...  
WO/2017/174326A1
The invention relates to a switching device for conducting and interrupting electric currents, comprising a first mechanical contact assembly (10), a semiconductor switch (20), which is connected in parallel with the first mechanical con...  
WO/2017/174328A1
The invention relates to a switching device for conducting and interrupting electrical currents, comprising a first mechanical contact assembly (10), a semiconductor switch (20) connected in parallel to the first mechanical contact assem...  
WO/2017/173835A1
A circuit breaker, comprising a supporting insulator (1), an optical fibre current transformer and at least one arc extinguishing chamber (2, 3), wherein a top portion of the supporting insulator (1) is provided with a supporting insulat...  
WO/2017/175450A1
Provided is a gas circuit breaker having a bidirectional drive mechanism of high design freedom and high reliability while using less space. The invention comprises a fixed member 6 whereon a driven-side main electrode 30 is fixed, a hol...  
WO/2017/174271A1
The invention relates to a hollow insulator (3). The hollow insulator (3) comprises a plurality of insulating tubes (21, 23) which extend around an insulator longitudinal axis of the hollow insulator (3), are nested one inside the other ...  
WO/2017/175336A1
This switch (1) comprises: a first contactor (2) and a second contactor (3) provided on an operation axis (50) and facing one another; a biasing part (15) biasing the second contactor (3) toward the first contactor (2); and a second magn...  
WO/2017/174496A1
The present invention relates to an apparatus for the generation, transmission, distribution and/or usage of electrical energy, in particular to an electrical switching device, said apparatus comprising a housing (4) enclosing an insulat...  
WO/2017/173819A1
Disclosed are a rotary isolator switch (100) and a contact module (10, 20, 30) for the rotary isolator switch (100). The contact module (10, 20, 30) comprises: a housing (11), provided with a central base (111) and a peripheral base (112...  

Matches 1 - 50 out of 35,579