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Patent Searching and Data


Matches 601 - 650 out of 13,039

Document Document Title
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...  
WO/2016/019641A1
A main transformer neutral point overvoltage protection device is characterized by comprising a base (5), a transient high-frequency overvoltage absorption protection unit (a) and a rod gap power frequency overvoltage protection unit (b)...  
WO/2016/022531A1
Lighting and surge protection circuitry for protection of a differential pair includes a diode bridge circuit having a first pair and a second pair of connections to the diode bridge circuit, with the first pair of connections configured...  
WO/2016/021677A1
[Problem] To provide a solar output optimizer circuit equipped with a means for protecting a transistor from a surge voltage occurring in an inductor when a photovoltaic panel continues to operate stably even at a low power in a very low...  
WO/2016/012301A1
The invention relates to a method (100) for controlling an at least generator-operable multi-phase electric machine (1), the phase connections (U-Y) of which are connected in an active bridge rectifier (2) respectively to a first DC curr...  
WO/2016/008869A1
The subject matter of the invention is a device (1) that is for detecting a surge arrester overload and that has: an inductive coupling device (L), with which a current through the surge arrester (A) to be monitored is obtained; and a fi...  
WO/2016/011404A1
A fuse system protects an electric fence box 102 from lightning strikes that hit a fence 118 connected to the electric fence box 102 via the fuse system. The fuse system includes at least one fuse 108 connecting an output terminal 104 of...  
WO/2016/008804A1
An electrical bypass apparatus (10) comprises: first and second terminals (12,14) for connection across an electrical component (52); an electrically-triggered bypass switch (16) being switchable to form a short circuit across the first ...  
WO/2016/008978A1
For a device (1) for reducing residual current in an electrical circuit (2), in particular an electrical low-voltage line, wherein the device (1) has a residual current sensor (3) and a current measuring unit (4), wherein an output of th...  
WO/2016/008518A1
The present disclosure relates to a valve unit (100) comprising an enclosure (130), a plurality of cells (120) and a high voltage (HV) shield arrangement (140). The enclosure extends along an axial direction (112) and includes a solid in...  
WO/2016/007489A1
A circuit breaker device includes plural bridges conductively coupled parallel to each other between plural terminals that are configured to be conductively coupled with a power source and a load. The bridges include first and second out...  
WO/2016/000821A1
The invention relates to a device (2) for an electrical impedance tomograph (3) with an electrode carrier (4), a first and a second skin electrode (6, 8) which are arranged on the electrode carrier (4) at a distance from each other and i...  
WO/2016/000327A1
An overvoltage protection apparatus for an air conditioner, comprising: a protection component, which is connected in series between an inputted alternating-current terminal and a first input terminal of a rectifier; a controllable switc...  
WO/2016/000234A1
A lightning-proof protective circuit comprises a bidirectional data signal input terminal (10), a cable television signal input terminal (20), an AC power supply input terminal (30), a first protective circuit (40) providing lightning-pr...  
WO/2016/000080A1
This invention describes a method and an electrical circuit for controlling the closing of a three-phase circuit breaker with simultaneous pole operation to mitigate the inrush current resulting from power transformer energization by tak...  
WO/2015/198328A1
A -protection circuit may be configured for detecting electrical power of downlink radio frequency (RF) signals, and diverting a substantial portion of the downlink RF signals away from a downlink RF interface of a distributed antenna sy...  
WO/2015/194953A1
A control device for an electrical load comprises a thyristor-switched dimmer circuit (D), which dimmer circuit comprises a thyristor between a feed line (Vline) and the load (LED) in order to generate an adjustable power output to the l...  
WO/2015/189437A1
Method for reducing the inrush current of an inductive load, particularly a transformer, comprising the following steps: • a) connecting a DC power source (4) to the transformer for a time tc, to magnetize its magnetic core until satur...  
WO/2015/191840A1
A system of surge suppressor units (20) is connected at multiple locations on a power transmission and distribution grid to provide grid level protection against various disturbances before such disturbances can reach or affect facility ...  
WO/2015/188752A1
A novel thermal-protection metal-oxide varistor and a surge protector. The novel thermal-protection metal-oxide varistor comprises a metal-oxide varistor (MOV) and an alloyed thermal cutoff (TCO). The metal-oxide varistor comprises a met...  
WO/2015/183428A1
An apparatus includes an input/output (I/O) pin and an electrostatic discharge device. The electrostatic discharge device is coupled to the I/O pin and to a voltage regulator.  
WO/2015/183399A1
An input N-plexer filter stage is susceptible to receive surge energy via an input conductor, when the surge energy occurs. A high-pass filter included in a diplexer filter stage applies a radio frequency (RF) signal in a signal path bet...  
WO/2015/180413A1
A protection circuit and an electronic device. The circuit comprises a power supply input interface (101), a discharge tube (102), a first cored inductor (103) and a power supply circuit (104), wherein a first end of the power supply inp...  
WO/2015/181014A1
The invention relates to an electronic component (10) comprising a plurality of functional layers (3) arranged on top of each other to form a stack, comprising first inner electrodes (1), and comprising second inner electrodes (2). Each ...  
WO/2015/179027A1
A universal serial bus (USB) charger provides power to a client device. A USB connector interfaces with a client device and receives a request for the output voltage of the USB charger to be at a specific value. If the requested voltage ...  
WO/2015/174939A1
The present invention relates to an input protection (1), which enables to eliminate the problems resulting from voltage changes, and which has flexible operating voltage range, and basically comprises at least one reverse input protecti...  
WO/2015/172710A1
An explosion-proof circuit, charging circuit and charging/discharging protection circuit of a battery. In the explosion-proof circuit and charging circuit of the battery, when a load is short-circuited, the voltage at the output end of a...  
WO/2015/172532A1
Provided is a compact main transformer neutral point rod gap lightning arrester and grounding whole-set protecting device, comprising: a lightning arrester unit, a rod gap unit, and a grounded blade unit which are connected in parallel. ...  
WO/2015/162616A1
A fault current limiter is provided that comprises a fault current limiter comprising first, second and third magnetically saturable cores. The fault current limiter comprises a magnetic biasing arrangement arranged to produce a first ma...  
WO/2014/186577A3
An active transient voltage suppression device is disclosed which may utilize an activation network to turn on a semiconductor switch. The activation network may be triggered based on the rate of change of voltage on the protected input ...  
WO/2015/164445A1
Described is an apparatus and method for controlling current in a printed circuit board due to a surge or electrostatic discharge. The apparatus (300) includes a first interface (320, 325, 330, 370) providing a first signal to a main con...  
WO/2015/162253A1
The invention relates to a docking module (22) for a current transformer (10) comprising: − an electronic circuit (12) and − at least one electric connecting element (28.3) for electrically coupling the circuit (12) to the current tr...  
WO/2015/154817A1
A method and a current control circuit 100 therefor. The method for a current control circuit 100 comprising determining 201 a state of the current control circuit 100, select 202 a first mode of operation 203 if the determined state is ...  
WO/2015/157527A1
A Power Over Data Lines (PoDL) system includes Power Sourcing Equipment (32) supplying DC power and Ethernet data over a single twisted wire pair (14) to a Powered Device (PD). The PSE (32) supplies the DC current (34) and AC data throug...  
WO/2015/149210A1
An LED lamp panel, a high-voltage pulse protection circuit of the LED lamp panel and an LED lamp are disclosed. The LED lamp comprises a lamp holder, an insulating base, an LED driving power supply (10), a metal heat-dissipation shell (2...  
WO/2015/145006A1
The invention relates to a voltage stabilisation system (S) for keeping a power supply voltage of a group of electronic components (1a...1n) of a vehicle on-board power grid stable during a phase of starting an engine of the vehicle, whi...  
WO/2015/145367A1
A lighting device includes: - an insulated metal substrate (10, 12, 14) with an electrically insulating layer (10) having first and second opposed faces, electrically conductive lines (14) on the first face of the electrically insulating...  
WO/2015/089126A3
A relay circuit (100) includes a power supply (14) to apply an AC input line voltage to the relay circuit, a relay coil (22) and at least one pair of contacts (24) actuated by the relay coil. A zero cross detection circuit (12) and a con...  
WO/2015/141119A1
The present invention addresses the problem of providing a load control device capable of controlling a surge current attributed to a lightning surge that flows to a switching part. This load control device (10) includes: a switching par...  
WO/2014/177874A3
A circuit breaker and method of controlling Direct Current is disclosed. The circuit breaker has a primary conduction path (202) comprising a positive temperature coefficient (PTC) device with a positive temperature coefficient of resist...  
WO/2015/132354A1
A control assembly (100) is disclosed for controlling an electrical power supply to a heating element(200). The assembly comprises a housing which is arranged to collectively house: • - a temperature sensor (106) for sensing the ambien...  
WO/2015/124885A1
A method for limiting current in an electrical circuit (10) having transmission wires for power transmission includes determining whether an unexpected operating condition exists along the transmission wires and limiting the current to p...  
WO/2015/124622A1
This application relates to methods and apparatus for fault protection in a DC power transmission network or grid (200) that aid in determining the location of a fault in the network. The method involves, in the event of a fault, control...  
WO/2015/125793A1
This inrush current suppression circuit suppresses an inrush current flowing to a load, and the load is provided with an input capacitor (10) connected to a power supply (1), and a pair of output terminals (3, 4), which are connected in ...  
WO/2015/121027A1
The invention relates to an overvoltage protection device with leakage current cutoff, having a parallel connection of a first current branch (I1) and a second current branch (I2), wherein the first current branch (I1) comprises a switch...  
WO/2015/122984A1
An electronic circuit (140) includes a number of sensors (142;144) structured to detect an arc flash (146) from an uncontrolled arcing fault, and a trigger circuit (148), responsive to the detected arc flash, structured to trigger a trig...  
WO/2015/120898A1
The invention relates to a method for generating a resonance signal indicating the presence of a ferroresonant oscillation in an electrical system (10), in which digital measured voltage values are detected, which indicate a voltage pres...  
WO/2015/123059A1
An apparatus to support a substrate may include a base and an insulator portion adjacent to the base and configured to support a surface of the substrate. The apparatus may also include an electrode system to apply a clamping voltage to ...  
WO/2015/122982A1
A low voltage arc flash switch (4;84;134) includes a sealed housing (8) and gas insulation (10) within the sealed housing. A plurality of conductors (12) include a number of gaps (14) therebetween within the sealed housing. A triggering ...  

Matches 601 - 650 out of 13,039