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Matches 1 - 50 out of 4,880

Document Document Title
WO/2021/046097A1
A solid-state circuit breaker (SSCB) with self-diagnostic, self-maintenance, and self-protection capabilities includes: a power semiconductor device; an air gap disconnect unit connected in series with the power semiconductor device; a s...  
WO/2021/014808A1
The purpose of the present disclosure is to achieve minimization. This leakage protection device (1) is provided with a plurality of opening and closing units (2), a board (B1), a leakage detection unit (3), and a driving unit (4). The p...  
WO/2020/263860A1
A solid state switch (SSS) monitoring system of an electronic device includes a SSS sensing component that is electrically coupled to a solid state switch. The SSS sensing component periodically generates a clocked pulse that polls the s...  
WO/2020/255440A1
A conventional ground fault direction relay device that determines a ground fault direction of its own line and performs a leakage alarm operation for the purpose of preventing an unnecessary movement (received movement) has a problem in...  
WO/2020/215163A4
Arc fault current interrupter electrical devices and systems. An example is an electrical device comprising: a contact configured for electrical connection to a power line; at least one sensor to detect at least voltage signals indicativ...  
WO/2020/240097A1
The present invention relates to an electric line protection device (L), the device comprising, in a housing that it comprises, on the one hand, a plurality of coils (1, 2, 3) and a movable actuating element configured to be moved, under...  
WO/2020/240754A1
A breaker (1) comprises an open/close mechanism part (10), a tripping device (20), a detection part (30), a driving part (40), a body case (70), a light emitting diode (50), and a flashing control part (60). The open/close mechanism part...  
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 ...  
WO/2020/215163A1
Arc fault current interrupter electrical devices and systems. An example is an electrical device comprising: a contact configured for electrical connection to a power line; at least one sensor to detect at least voltage signals indicativ...  
WO/2020/212021A1
The invention relates to a method (26) for detecting a current, caused by a fault, in a main current path (4) which has a first coil (10) which is inductively coupled with a second coil (12). An electric voltage is applied at the second ...  
WO/2020/204807A1
The invention relates to a circuit breaker for an electrical circuit. The circuit breaker (100) is arranged between a power supply (302) and a load (304) and comprising a first circuit breaker (102) coupled in series with a second circui...  
WO/2020/202653A1
In this invention, a fluxgate magnetic sensor is disposed so as to surround conductors (505a, 505b) and measures the size of a magnetic field produced by current flowing through the conductors (505a, 505b). A position determination mecha...  
WO/2020/204806A1
The invention relates to a circuit breaker for an electrical circuit. The circuit breaker (100) is arranged between a power supply (302) and a load (304), wherein the circuit breaker (100) comprises control means (104) configured to swit...  
WO/2020/202794A1
The purpose of the present disclosure is to downsize a circuit breaker while providing a circuit board. A circuit breaker (1) is provided with a circuit board (6) and a body (5). The body (5) houses therein at least the circuit board (6)...  
WO/2020/202795A1
The purpose of the present invention is to improve reliability with respect to a contact part in a power supply circuit for a sensor. This circuit breaker (1) comprises a first contact part (11), a second contact part (12) and a sensor (...  
WO/2020/198561A1
Unique systems, methods, techniques and apparatuses of a distribution system are disclosed. One exemplary embodiment is an alternating current (AC) distribution system including a first substation including a first transformer and a prot...  
WO/2020/182426A1
The present invention relates to a short circuit current detection device for a medium voltage or high voltage switchgear. The short circuit detection device comprises a reed contact (20), and a holder (100). The holder is configured to ...  
WO/2020/149480A1
The present invention relates to an electric leakage circuit breaker using a power GDT and, more specifically, to an electric leakage circuit breaker using a power GDT, the electric leakage circuit breaker comprising: a varistor for firs...  
WO/2020/108624A1
A circuit breaker, comprising a housing and a circuit breaker phase pole and a leakage protection pole provided on the two sides of the housing side by side. The leakage protection pole comprises a zero-sequence current transformer, a le...  
WO/2020/106964A1
Unique systems, methods, techniques and apparatuses of solid state circuit breaker protection are disclosed. One exemplary embodiment is a solid state circuit breaker comprising a primary switching device including a first terminal and a...  
WO/2020/089533A1
The present invention relates to an auxiliary shunt module (1) for a differential protection device (2), comprising: - a first shunt line (D1) suitable and intended for being connected in parallel to the first line to be protected (L1) o...  
WO/2020/068479A1
Fault protection devices for electrical distribution systems and related reclosing methods are provided. One exemplary method of reclosing a switching element of a fault protection device after fault detection involves pulsing the switch...  
WO/2020/037442A1
An intelligent non-fuse breaker (1) for a vehicle (2), and a control method for the vehicle (2). The intelligent non-fuse breaker (1) is installed on a circuit loop (26) of the vehicle (2), and includes a linkage mechanism (11), a breake...  
WO/2020/013826A1
A test switch assembly electrically coupled with an electronic module. The electronic module is designed with intelligent sophisticated circuity that facilitates the transmission and/or the detection of currents and/or voltages between a...  
WO/2019/243470A1
There is provided a digital circuit breaker controller (400) for controlling a circuit breaker. The digital circuit breaker controller (400) comprises programming logic configured to handle interlocking functions, configurations, signall...  
WO/2019/238370A1
The invention relates to a protective device (100) for overcurrent- and overvoltage-protected energy transmission from a bipolar voltage terminal (101) to an electrical load (103), said device comprising: a first fuse circuit (105) which...  
WO/2019/238369A1
The disclosure relates to a protection device (100) for transferring energy from a two-pole voltage terminal (101) to an electrical load (103). A first fuse circuit (105) is designed to interrupt the flow of a line current from the volta...  
WO/2019/233970A1
The invention relates to an overvoltage protection device assembly (1) having an overvoltage protection device (SPD) comprising an overvoltage protection unit (√úSE) in a first housing (SPD-G), wherein the first housing (SPD-G) has at le...  
WO/2019/220022A1
The present invention relates to an electrical differential switching device comprising: a first line (L) comprising a pair of fixed and moving contacts; a second line (N); a trip lock comprising a moving contact holder on which the movi...  
WO/2019/190018A1
The objective of the present invention is to provide an earth leakage circuit breaker which is capable of reliably detecting a leakage current of an alternating current component in a circuit as well as a leakage current of a pulsating d...  
WO/2019/172505A1
The present invention relates to an earth leakage breaker and an arc detection apparatus and, more specifically, to an earth leakage breaker and an arc detection apparatus attachable/detachable to/from the earth leakage breaker. An earth...  
WO/2019/157371A1
A protective electrical wiring device including: a plurality of line terminals including a first line terminal and a second line terminal; a plurality of load terminals including a first load terminal and a second load terminal, wherein ...  
WO/2019/149559A1
The invention relates to a device, e.g. a machine for production. The device comprises a load circuit which generates a leakage current. The device also comprises a leakage current compensator having a unit for detecting the leakage curr...  
WO/2019/122539A1
The present invention relates to a modular electrical switching device comprising: - a first, phase line comprising fixed and mobile contacts (4); - a second, neutral line comprising fixed and mobile contacts (4); - a electronic circuit ...  
WO/2019/106241A1
The subject of the present invention is a modular electrical switching device comprising a housing in which the following are housed: - a first line (L) comprising fixed (3) and mobile (4) contacts; - a second line (N); - a trip lock (7)...  
WO/2019/105884A1
The invention relates to an electrical system, comprising a load circuit (22) and multiple series-connected storage/converter cells (24) for supplying the load circuit (22), and comprising an event sensor (26). According to the invention...  
WO/2019/097152A1
The invention relates to a pyrotechnic switching device (1) comprising a first (21) and a second (22) pyrotechnic initiators, and a body (10) in which the following are present: an electrically conductive portion (40); and a mobile switc...  
WO/2019/091782A1
The disclosure comprises an electric connection module (100) for connecting a signal line (101) to a communication line (103), wherein the signal line (101) has an electric shield (105), comprising a connecting contact (107) which can be...  
WO/2019/050373A1
The present invention relates to a remote monitoring system of a safety power supply device for an enclosure, the safety power supply device being arranged and mounted in the enclosure. In particular, provided is a remote monitoring syst...  
WO/2019/034324A1
A system comprising a meter (1) and a circuit breaker (2), the electricity meter comprising: - a primary processing component (11) designed to acquire a primary power supply parameter and to produce, from the primary power supply paramet...  
WO/2019/029492A1
An electric leakage circuit breaker (100) comprises: at least two poles provided with a first pole and a second pole that are adjacently disposed; and a test mechanism (103), partially disposed between the first pole and the second pole ...  
WO/2019/000114A1
A no-fuse switch capable of providing power line communication phase crossing, comprising a moving contactor (11), a switch (12), an electromagnetic tripper (13), a base (14) and a microcontroller (15). The switch further comprises a low...  
WO/2019/002711A1
The invention relates to an electrical system (112, 128) which comprises: - an electrical device (112) comprising two electrical power supply terminals (114, 116) intended for being connected to a positive terminal and a negative termina...  
WO/2018/219811A1
A single-phase electric meter (10) comprising a phase conductor (21) intended to be connected to a phase (5) of an electric line located upstream of the single-phase electric meter and to a phase (16) of an electric installation (1) loca...  
WO/2018/216167A1
The invention is characterized by comprising: an open-close contact point 2 for opening and closing an electrical path 1; a current detection device 3 for detecting a current in the electrical path 1; a first microcomputer 10 into which ...  
WO/2018/211058A1
The invention relates to a disconnection unit (AE) for a varistor (V), the varistor (V) having a first varistor contact (VK1) and a second varistor contact (VK2), the disconnection device (AE) providing a lid-like covering of the first v...  
WO/2018/202488A1
The invention relates to a snap-action switch (16, 18, 20), which has a current-conducting snap-action spring (16), which can be brought into two resting positions by mechanical actuation and is produced from a multi-layer plated materia...  
WO/2018/018144A8
An electrical receptacle contains contacts, at least one contact for electrical connection to a hot power line and at least one contact for a neutral power line. A controlled switch, such as a TRIAC, is connected in series relationship b...  
WO/2018/141866A1
The present invention provides a single-stage circuit breaker. The single-stage circuit breaker comprises a shell; a first contact assembly and a first execution assembly used for cooperating with an electromagnetic trip device; an arc e...  
WO/2018/122706A1
The present invention provides an anti-shock device (100), the device (100) comprising an input side (110) and an output side (170), an overload protection circuit (120) connected with the input side (110), the overload protection circui...  

Matches 1 - 50 out of 4,880