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WO/2012/161277A1 |
This superconducting element for a superconducting current limiter has: a substrate (32); an intermediate layer (34) formed on the substrate (32); a superconducting layer (36) formed on the intermediate layer (34); and an electrode (44) ...
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WO/2012/157494A1 |
Provided is a fault current limiter that uses a superconductor and that, after a fault current limiting operation, can rapidly revert to a superconducting state. The fault current limiter carries out fault current limiting operations usi...
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WO/2012/156406A1 |
The invention relates to a method and a system for controlling the turn-on time of a device that includes a magnetic circuit and a conductive winding. Said method includes the steps of: acquiring a measurement of the magnetic field, gene...
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WO/2012/154134A1 |
The invention belongs to the field of overvoltage protection devices intended to protect sensitive electric/electronic devices and assemblies against effects of increased voltages, more precisely to the field of overvoltage protective de...
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WO/2012/152111A1 |
A surge protection equipment comprises a surge protection module and a base (104). The surge protection module is inserted onto the base. A fault protection disconnecting equipment (105) is arranged in the surge protection module. The su...
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WO/2012/150225A1 |
The invention relates to a method for controlling a current-interrupting device to estimate the value of the residual flux of a power transformer when the latter is turned off in a high-voltage electrical network, said estimation being c...
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WO/2012/145897A1 |
A battery protection device includes a charging/discharging control logic device, the two output ports of which are respectively connected with the gates of the first and second MOSFET. The source of the first MOSFET is grounded and the ...
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WO/2012/146212A1 |
A dedicated lightning protection device for the power supply of a light emitting diode (LED) lamp includes a main body (1), whereupon are provided and sequentially connected a lightning surge limiter unit (3), a lightning current dischar...
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WO/2012/142770A1 |
Apparatus comprises: a first radio modem having an associated first radio frequency power amplifier; a second radio modem having an associated second radio frequency power amplifier; a terminal for connection to a battery; a capacitor ha...
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WO/2012/143871A1 |
Methods and apparatus related to a surge protection device (10) that may optionally be implemented in a lighting fixture (100). The surge protection device (10) may be of a sufficiently small size and/or may securely retain surge protect...
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WO/2012/139167A1 |
A three phase fault current Iimiter (FCL 6) has three spaced apart input terminals (10) for electrically connecting to respective terminals (5) of a transformer (2). Three output terminals (1 1 ) electrically connect FCL (6) with a load ...
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WO/2012/140033A1 |
The invention relates to a two-stage shut-off device for a varistor (1), comprising a first switching unit (2), which is suitable to be switched in the event of a fault, wherein the first switching unit (2) is an opening contact which is...
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WO/2012/142201A1 |
A fault current limiter system including a fault current limiter and a variable shunt current splitting device. The current splitting device includes first and second conductive windings, wherein the first conductive winding is electrica...
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WO/2012/130328A1 |
A current limiter (100, 200, 400, 500, 700) comprises a switch (110) and. connection means (105, 125) to a load and to a DC-voltage source. A control component (115) measures the current from a load to a DC-voltage source to the switch a...
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WO/2012/126144A1 |
A method and an arrangement for reducing in-rush current of a multi-module system are provided. The system comprises a plurality of modules designed to perform predefined functions; a power supply unit designed to provide power to the pl...
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WO/2012/126886A1 |
The invention relates to a current limiter (10) adapted to be connected in series between an AC current source (S) and a load (C). The limiter comprises a magnetic circuit (2) including a core (20) and at least one inductive coil (S) wou...
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WO/2012/125716A1 |
A SCFCL system includes a first SCFCL, a second SCFCL, and a. Controller configured to control at least one switch to couple the list SCFCL to a power line between an AC source and a load, and to electrically isolate the second SCFCL fro...
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WO/2012/125540A1 |
A superconducting fault current limiter (SCFCL) includes a cryogenic tank defining an interior volume, a superconductor disposed in the interior volume, and a refrigeration system configured to adjust a temperature of the superconductor ...
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WO/2012/125179A1 |
A method and apparatus for protecting an input-out (I/O) circuit against electro-static discharge (ESD) events. An ESD circuit used to protect the I/O circuit against an ESD event is coupled to the I/O circuit. The ESD circuit includes a...
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WO/2012/122616A1 |
The present invention refers to a system for streamlining energy efficiency, for application in cooling equipment compressors. Said system has at least a main circuit of the frequency inverter (10) and an electric energy power source (FA...
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WO/2012/119357A1 |
A connecting unit applicable to a high voltage variable-frequency governor comprises a circuit board (1), with both ends thereof being provided with an input terminal (2) and an output terminal (3) respectively. The circuit board is furt...
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WO/2012/119926A1 |
The invention specifies an electrical module (1) for limiting the inrush current. The electrical module (1) has a PTC ceramic element (3) which is arranged in a housing (2) between a first and a second connection element (41, 42). The ho...
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WO/2012/116742A1 |
The invention concerns a system for operating an electric machine and a method for protecting an operation control unit in such a system. The system comprises an operation control unit (20), an alternating current cable (16) connecting t...
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WO/2012/118701A2 |
There is provided a control system and method related to the use of insulated gate bipolar transistor (IGBT) devices in vehicles. An exemplary control method includes receiving a status signal that indicates a fault condition in the oper...
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WO/2012/113769A1 |
The invention relates to a surge protection circuit (20) that has at least one first electronic component (D1) with a nonlinear characteristic, said component being connected in an electrically conductive manner between a tapping point (...
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WO/2012/114289A2 |
An electric equipment protection device includes a first conducting line (105) and a second conducting line (106), connectable to a power source (2) to receive a supply voltage (VDC) of a rated value (VNOM); at least one varistor (108), ...
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WO/2012/113216A1 |
A lightning protection circuit comprises a lightning protection device. The lightning protection device comprises a first common mode protecting device (RT2), a second common mode protecting device (RT1, RT3) and a differential mode prot...
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WO/2012/110417A1 |
The invention relates to an electronic device for use in potentially explosive areas, comprising a superordinate electronic unit (1), a plurality of electronic assemblies (3) connected to said superordinate unit (1) and supplied with pow...
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WO/2012/112991A1 |
A technique for limiting fault current transmission is disclosed, in one particular exemplary embodiment, the technique may be realized with a fault current limiter comprising a core having at least first easy: axis and a hard axis; and ...
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WO/2012/107586A1 |
The invention relates to an apparatus (100; 100') including two batteries connected in parallel by means of a first protection device (1; 1') of a power source (10; 20), including: a parallel assembly including a controlled switch (5; 2,...
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WO/2012/105264A1 |
This device is provided with: semiconductor elements (107A, 107B, 107C) through which a current flows which does not exceed an upper-limit current value determined according to the level of control signals (VGA, VGB and VGC), and which i...
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WO/2012/103587A1 |
In a fault current limiter (FCL) of a saturated core type having at least one coil wound around a high permeability material, a method of suppressing the time derivative of the fault current at the zero current point, the method includin...
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WO/2012/095725A1 |
An electrical switching apparatus includes separable contacts; an operating mechanism structured to open and close the separable contacts; and a trip mechanism cooperating with the operating mechanism to trip open the separable contacts....
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WO/2012/094508A1 |
A surge protector for protecting telecommunications related equipment and other associated sensitive electrical components from over- voltage transient occurring on tip/ring conductors of communication lines coupled thereto includes a pr...
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WO/2012/092698A1 |
A device and a method for limiting three-phase current are disclosed. The device includes three magnetically saturated reactors (7, 8, 9), each provided with a reactive coil (L1) and a direct-current coil (L2) respectively; three current...
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WO/2012/093177A2 |
Disclosed is a semiconductor device arrangement including a first semiconductor device having a load path, and a plurality of second transistors, each having a load path between a first and a second load terminal and a control terminal. ...
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WO/2012/093042A2 |
A coil (12, 112, 212) is described, the coil (12, 112, 212) comprising an electrically conducting element (18, 118, 218) defining a plurality of first turns (20, 120, 220) around a first axis (X1, X101, X201), wherein at least two first ...
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WO/2012/091941A1 |
A connector assembly of a superconducting fault current limiter includes a first superconducting tape element (304), an electrical connector (206) electrically coupled to the first superconducting element at a first region of the electri...
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WO/2012/087615A2 |
Various embodiments disclose methods and systems for controlling operation of a regulator controller integrated circuit. The regulator controller integrated circuit may include a run input and a voltage supply input. A voltage supply, ha...
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WO/2012/084394A1 |
The invention relates to a device comprising a battery unit (1) and an electronic unit (2), wherein the battery unit (1) comprises a battery (10) having a first and a second pole, wherein the battery unit (10) comprises at least one firs...
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WO/2012/081840A2 |
The present invention relates to a smart bonding method. In the smart bonding method for equipment in which a power source and a communication line are connected to each other, a surge protector for the power source is connected to the p...
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WO/2012/081659A1 |
Provided is a protective device having a bimetal switch that allows a high level of flexibility to be achieved, and operation of the bimetal element to be controlled more accurately. The protective device has a bimetal switch (12), in wh...
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WO/2012/081633A1 |
Provided is an explosion-proof enclosure that allows a radio circuit housed inside the explosion-proof enclosure to transmit/receive a high-frequency signal without installing any external antenna. The explosion-proof enclosure is equipp...
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WO/2012/076613A1 |
The subject matter of the invention is a thermal separating device (1) with a first conductor portion (L1) and a second conductor portion (L2), wherein the first conductor portion (L1) is guided at least in certain portions in a surround...
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WO/2012/075676A1 |
A current limiting device and method having flexible switching performance. The current limiting device comprises a magnetic saturation resistor iron core I (3) and a magnetic saturation resistor iron core II (4), a magnetic saturation r...
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WO/2012/076226A1 |
The invention relates to a surge arrester arrangement having at least one varistor dissipation element and also to a disconnection apparatus in order to disconnect the at least one varistor dissipation element from the power supply syste...
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WO/2012/072751A1 |
The invention relates to a power transistor for protecting, by limiting current, an electrical power supply, including one or more basic power vertical-junction field-effect transistors (602). Each basic power vertical-junction field-eff...
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WO/2012/071051A1 |
Embodiments described include a non-polymeric voltage switchable dielectric (VSD) material comprising substantially of a grain structure formed from only a single compound, processes for making same, and applications for using such non-p...
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WO/2012/067342A1 |
The present invention relates to a lightning protection apparatus using a TN-C common ground. A lightning protection apparatus using a TN-C common ground according to the present invention, which is disposed between a power source part a...
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WO/2012/064729A2 |
The present invention may provide a surge protection device, which may include a reference node, first, second, and third nodes, a first arcing section (GAP) coupled between the first and second nodes, and configured to receive a surge v...
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