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Patent Searching and Data


Matches 401 - 450 out of 12,743

Document Document Title
WO/2016/141974A1
A safety protection circuit is described, comprising a fuse, a first voltage detection circuit, a first Silicon-Controlled Rectifier, SCR, wherein the first SCR is triggered upon detection of a threshold voltage by the first voltage dete...  
WO/2016/143541A1
This automobile power supply device supplies electric power, which is output from an alternator 1 and/or a battery 2, to a capacitor 4 via a current adjustment circuit. The current adjustment circuit is provided with: a resistance value ...  
WO/2016/138089A1
A solid-state zero current switching circuit breaker (100) is configured to interrupt current flow between a voltage input (104a, 104b) and a load (120). The solid-state zero current switching circuit breaker includes at least one resona...  
WO/2016/133743A1
An improved intrinsic safety barrier arrangement for an electrically powered device, electrical power consumption device, electrical device or component. A method of intrinsic safety barrier operation for an electrically powered device, ...  
WO/2016/129198A1
The present invention addresses the problem of providing a direct current power supply connector which is provided with a small-scale configuration by which it is possible to minimize the occurrence of arc discharges when direct current ...  
WO/2016/130322A1
Tower systems suitable for use at cellular base stations include a tower, an antenna mounted on the tower, a remote radio head mounted on the tower and a power supply. A power cable having a power supply conductor and a return conductor ...  
WO/2016/128225A1
The invention relates to a circuit assembly for protecting a unit to be operated from a supply network against overvoltage, comprising an input having a first and a second input connection, which are connected to the supply network, an o...  
WO/2016/124480A1
A driver circuit comprises a mains input and a switch mode power converter for delivering an output derived from the mains input by switching using a pulse width modulation signal. The switch mode power converter comprises a pulse width ...  
WO/2016/124358A1
The invention relates to a method and to a circuit arrangement for limiting the starting current for intermediate voltage circuits that have at least one storage capacitor.  
WO/2016/120880A1
The present invention provides a fault current limiter apparatus comprising: a fault current limiter including: a magnetically saturable core, at least one AC coil wound on at least a portion of the magnetically saturable core, and a mag...  
WO/2016/122836A1
A reverse current protection (RCP) circuit is provided that includes an RCP switch coupled between a power supply rail and a buffer power supply node. A control circuit powered by a buffer supply voltage on the buffer power supply node c...  
WO/2016/119008A1
An energy saving device for installation in a household, the energy saving device including' a communications module used to transmit identification data and usage data to a monitoring entity for energy savings measurement and verificati...  
WO/2016/116243A1
The invention relates to a circuit arrangement comprising power electronics components and a driver, which controls at least one power semiconductor in the shunt path of a power supply unit, of a DC-DC converter, of an inverter, of a ste...  
WO/2016/115020A1
A power controller monitors and controls supply of AC power to a load. A power supply derives DC power supply voltages from the input AC power. The power supply includes power dissipation circuit that dissipates excess power as a functio...  
WO/2016/114909A1
A display system includes an array of light emitting diodes (LEDs), first and second driver chips, and one or more protection chips on a display substrate. The first and second driver chips are to drive a first group of LEDs of the array...  
WO/2016/107616A1
An apparatus (1) for preventing capacitance overvoltage in a voltage-source type inverter. The apparatus is used in flexible direct-current transmission systems containing voltage-source type inverters. The apparatus is composed of at le...  
WO/2016/102840A1
The invention relates to a control device intended for being positioned between two portions (2a, 2b) of a power supply line. According to one general characteristic, the device includes a bipolar transistor (3) including a wide-bandgap ...  
WO/2016/103228A1
In aspects, the present invention provides a method for controlled energizing of a transformer (150) being connected to a first electrical subsystem (110) through a first circuit breaker (140). The method comprises acquiring electrical c...  
WO/2016/101776A1
A plug-in surge protector comprising: a base (114) and at least one plug-in module (105). The base comprises a press plate (107) and a micro switch (108). The plug-in module is mounted onto the base via a detent mechanism. The plug-in mo...  
WO/2016/103253A1
A substrate structure is provided for use in a superconductive device. The substrate structure has two opposite parallel surfaces and is configured for carrying at least one superconductive structure on at least one of these opposite sur...  
WO/2016/097727A1
A controller protection circuit for a voltage power optimiser. The circuit comprising: a first terminal for connecting to a first end of a winding in the voltage power optimiser; a second terminal for connecting to a second end of the wi...  
WO/2016/097710A1
A semiconductor integrated circuit device comprises at least first and second circuits (104, 106), said first and second circuits (104, 106) being connected to a shared external connection (110, 112). The device further comprises a volta...  
WO/2016/091281A1
The invention relates to a device (1) for limiting an alternating current and/or an alternating voltage while switching a load (M), wherein the device (1) has a switching unit for switching the alternating voltage and/or the alternating ...  
WO/2008/019332A3
An integrated electrostatic discharge (ESD) device (10) includes a first ESD structure (16) coupled to a pad terminal (12) of the integrated ESD device and a second ESD structure (18) coupled to a ground terminal (14) of the integrated E...  
WO/2016/061162A4
A method for providing galvanic isolation between an input or trunk interface (30) and multiple outputs or spur interfaces (38) for connecting field devices (14) to a trunk (20) of a two-wire (44a, 44b) process control network (10) inclu...  
WO/2016/050907A3
The invention relates to an overvoltage protection device with a monitoring function (1), comprising a parallel connection of two current branches (A, B), wherein the first current branch (A) comprises a first overvoltage protection devi...  
WO/2016/080473A1
Conventionally, in order to reduce the number of keys used for inputting Korean characters, characters are input while combining character elements at the time of input. However, the number of key operations increases as the number of ke...  
WO/2016/077056A1
An electrostatic-dissipation device (12) comprising an x-ray tube (38) and an electrically-conductive shell (27) that is electrically coupled to an anode (22) of the x-ray tube can be used for electrostatic dissipation, especially at a b...  
WO/2016/060541A1
The present invention provides an overvoltage protection circuitry for a switching mode power supply (SMPS) DC BUS of an electrical appliance which comprises a field-effect transistor (Q01) to function as a switch for controlling electri...  
WO/2016/061162A1
A method for providing galvanic isolation between an input or trunk interface (30) and multiple outputs or spur interfaces (38) for connecting field devices (14) to a trunk (20) of a two-wire (44a, 44b) process control network (10) inclu...  
WO/2016/059207A1
The invention relates to a method and a device for overvoltage limiting of an output voltage at the output of an AC voltage generation arrangement (131) with an inverter circuit unit (14) by means of a surge-limiting device (1), comprisi...  
WO/2016/058794A1
The present invention is concerned with pre-magnetizing a Modular Multilevel power Converters (MMC,5) connected transformer (3) in order to moderate inrush currents upon connecting the transformer to an electric grid (1). The invention t...  
WO/2016/054719A1
A varistor failure detector includes one or more surge detector in communication with a varistor, to detect surges shunted by the varistor and a processor, in communication with the at surge detector(s). The processor is programmed to co...  
WO/2016/055106A1
The invention relates to a power converter arrangement (1) with a power converter (2), which can be connected to a DC voltage line on the DC voltage side and to a multiphase AC voltage line (7) on the AC voltage side, and with a short-ci...  
WO/2016/053977A1
An isolator protection device can include a housing having at least one wail and a first coupling feature, where the at least one wall forms a cavity, where the first coupling feature is configured to couple to an arrester, and where the...  
WO/2016/050907A2
The invention relates to an overvoltage protection device with a monitoring function (1), comprising a parallel connection of two current branches (A, B), wherein the first current branch (A) comprises a first overvoltage protection devi...  
WO/2016/045200A1
Provided are a surge suppression and electric spark elimination structure of a power connection device. Disposed between an input end (A) and an output end (B) of a power connection device (10) are a first electrical contact (12), a seco...  
WO/2016/044726A1
A charging device configured to charge a plurality of electronic devices includes an electrical load management system configured to limit an inrush current. The system includes a plurality of switches coupled between a common alternatin...  
WO/2016/041601A1
The present invention relates to an electric machine assembly comprising an electric DC or AC machine having a plurality of power terminals for supply of a DC or AC generator voltage and receipt of a DC or AC input drive voltage. A motor...  
WO/2016/041377A1
A protection apparatus, an electronic device and a power supply. The protection apparatus (100) comprises a one-way transient voltage suppressor (TVS) (120) and a switching type protector (110). The negative electrode of the one-way TVS ...  
WO/2016/037335A1
Embodiments of the present disclosure provide a protective circuit to be used in a digital output module, the digital output module comprises a first voltage source (SI) and at least an output terminal. The protective circuit comprises: ...  
WO/2016/037854A1
A voltage source converter (10; 80; 90), for interconnecting first and second electrical networks, comprises a converter structure (12) which includes a first terminal (14) for connection to the first electrical network (16) and a second...  
WO/2016/034121A1
A lightning protection circuit and method for a direct-current power supply port of a communication device. The circuit comprises: a differential-mode first-stage lightning protection circuit, which roughly limits an abruptly changing vo...  
WO/2016/034426A1
Arrangement for secure system isolation of surge arresters, particularly varistors 1, in the presence of temporary overvoltages as a result of a fuse 4 in series with the surge arrester 1 tripping out, wherein the surge arrester 1 has a ...  
WO/2016/030483A1
The invention relates to an electronic circuit breaker (1) with a semiconductor switch (2), the drain connection (D) of said semiconductor switch and the source connection (S) of said semiconductor switch being connected between a voltag...  
WO/2016/029320A1
An LED lamp tube and driver circuit that is direct replacement for fluorescent tubes with or without ballasts, that works with standard AC high voltage current input, with high frequency pulse current input, or with lower voltage input. ...  
WO/2016/029890A1
A method for automatic setting an arc suppression coil (9) using an auxiliary signal (14) supplied to the point of zero-sequence component of an electrical system (10). The auxiliary signal (14) is formed by a current or voltage with var...  
WO/2016/030251A1
A device for monitoring at least one physical or chemical process variable, comprising at least one sensor unit (2) and an electronics unit (4) for signal detection, signal evaluation, and/or signal power supply, wherein the sensor unit ...  
WO/2016/028842A1
A system has a plurality of circuits (210, 220, 230) each having an individual ground connection ("Old" HUB GND). The system further has a common ground connection (Chassis GND) connected with each ground connection of each circuit of th...  
WO/2016/026522A1
The invention relates to an overvoltage protection device comprising a protection circuit, a diagnosis circuit, and communication means, which diagnosis circuit and communication means are designed to ascertain information about the func...  

Matches 401 - 450 out of 12,743