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WO/2009/051521A1 |
The invention relates to the oil-processing industry and is used for thermal protection of the electric motor of a submersible pumping unit under operation conditions critical for a working ability thereof. The inventive device comprises...
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WO/2009/048052A1 |
An electric connection box (10) comprises an FET (32) for connection with a power supply (B), a substrate side conduction path (18) connected with the FET (32) and connecting the FET (32) with a load (L), a diode element (D) connected wi...
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WO/2009/037144A1 |
The invention relates to a method for operating an over-temperature protection control unit, wherein a temperature value is stored by the control unit as a reference value as a function of an activation signal.
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WO/2009/029333A1 |
A risk of shock (ROS) protection circuit is disclosed, which comprises a capacitor that charges whenever there is a voltage between a ground on a lamp ballast and earth ground. If the capacitor exceeds a predetermined threshold voltage, ...
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WO/2009/021330A1 |
A controller for a safety shut-off system is taught. The controller is for a system that interrupts a supply of electricity to an electrical appliance upon detecting a trigger. The controller includes a housing having a cover with an ele...
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WO/2009/005521A1 |
A modified vehicular fuse is disclosed wherein an end of a bus electrode can extend through a fuse housing where it may be connected to a wire and thereby provide an additional circuit. A removable cover on the modified vehicle fuse enab...
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WO/2009/001844A1 |
A battery pack includes a protection circuit which detects overcharge, over-discharge, and overcurrent of a secondary battery and turns OFF a switch element arranged on a line between the secondary battery and a load or a charge device. ...
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WO/2008/155065A2 |
The invention relates to a device (1) for operating an electronic circuit on a high-voltage potential. Said device comprises a diode array (3) which is arranged in a high-voltage line (2) such that a current running through the high-volt...
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WO/2008/142022A1 |
The invention relates to an evaluation device for an electronic control unit (ECU) comprising an input for receiving information relating to a current supply to the electronic control unit (ECU) and/or relating to the temperature of said...
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WO2008107753B1 |
The present invention relates to safety means in plane engines especially concerning stopping the
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WO/2008/113143A2 |
Temperature monitoring system for power transformers submerged in oil applied preferentially in transformers submerged in oil and it presents several facilities in the sense of becoming temperature monitoring more reliable and safe, with...
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WO/2008/111986A1 |
An electrical lead including a conductor assembly, an electrode, and a thermally sensitive material. The conductor assembly has one or more conductors. The electrode is in electrical communication with one of the conductors and has an ou...
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WO/2008/091648A2 |
A resetable over-current self-protecting semiconductor power device comprises a vertical power semiconductor chip and an over-current protection layer composed of current limiting material such as a PTC material. The over- current protec...
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WO/2008/082636A1 |
An apparatus in an example comprises a proximity sensor and a controller. The proximity sensor serves to indicate a presence of a living object within a preselected distance of an electrically powered outlet receptacle. The controller pe...
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WO/2008/077942A1 |
A system and a method to determine the impedance of an electrical facility being disconnected from its high or medium voltage power supply. A signal injectionunit injects a test signal at a main frequency between a reference point of an ...
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WO/2008/077841A1 |
The invention relates to a method for monitoring the transmissivity of an energy transmission element for a protective earth conductor and to an electrical machine with such transmissivity monitoring. For a cost-effective solution for tr...
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WO/2008/077161A1 |
The invention relates to an electric installation arrangement (1) for the operation of an electric consumer network (2), having at least one first switch (3) for disconnecting at least one first consumer (4) and/or one partial network (3...
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WO/2008/067133A2 |
A rotary capacitor electrical test system for providing a power source to a capacitor under electrical test can include at least one programmable voltage source, at least one programmable current source, and a controller for programming ...
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WO/2008/063859A2 |
An adaptive relaying control system and method is disclosed for adapting cooperation of protective measures provided to an electric-energy distribution system as a function of at least an ambient weather condition. A weather sensor sense...
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WO/2008/060547A2 |
An underwater light that can include a mounting assembly attachable to a pool wall without having to make a niche in the wall, a housing coupled to the mounting assembly and including a light source cavity, a reflector in the light sourc...
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WO/2008/055350A1 |
A power cut-off system for cutting a 220V power supply, or any other voltage value, of an electrical device, such as an oven for example, while maintaining a 110V power supply, or any other voltage value, to the electrical device, the sy...
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WO/2008/052813A1 |
The invention relates to a switchgear assembly having a conductor arrangement having a plurality of conductors; having one or a plurality of modules (7) electrically connected to the conductor arrangement and/or one or a plurality of mod...
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WO/2008/046852A1 |
The invention relates to a method for protecting a heating element (4) with at least one voltage tap (6) against overheating, with the steps: determination of a heating element limit value, determination of at least one voltage tap limit...
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WO/2008/046869A1 |
The present invention relates to a power supply device that comprises: at least one power supply station (100) connected to a power supply source (1); at least one onboard module (200) provided respectively in each equipment to be charge...
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WO/2008/004445A1 |
A protecting apparatus protects an electronic device (3) by detecting the temperature of a prescribed monitoring area in the electronic device (3). The protecting apparatus is provided with an oscillation circuit (20) for generating a cl...
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WO/2008/005915A2 |
System and method for increasing the reliability of LED illumination systems used in projection display systems. A preferred embodiment comprises a light source (400) with one or more serially connected sequences (405) of two or more lig...
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WO/2007/122296A1 |
The invention relates to a system for controlling a power (6), water (18) or gas (17) supply in emergency and energy saving situations. The system comprises one or more detectors (2, 8, 14, 15, 16) for indicating various service conditio...
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WO/2007/112328A2 |
A system and method by which thickness of a dielectric film on substrates can be noninvasively determined is invented. The system and method are especially applicable to areas and applications where traditional techniques have proven uns...
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WO/2007/104598A1 |
The invention relates to, inter alia, a protective device (10) for monitoring the appliance temperature (T) of an appliance (100). A control device (50) of the protective device is designed such that it produces a cooling activation sign...
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WO/2007/101446A2 |
An electro-mechanical actuator system, for instance for furniture, where the power supply and/or the electric control unit comprises at least one thermal diode (Dl, D2, D3, D4), where the voltage is inverse proportional to the temperatur...
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WO/2007/100479A2 |
Certain exemplary embodiments comprise an electrical power distribution panel, which can comprise a Source Line Evaluation Detector. The Source Line Evaluation Detector can be configured to open a contactor responsive to at least one con...
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WO/2007/094674A1 |
Monitoring apparatus (100, 200, 300) for registration and warning of overtemperature, particularly in connection with harmful heat development in electric installations, as for example outlets, switches and fuse equipment. The apparatus ...
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WO/2007/085937A2 |
A system displays information from and controls electrical switching apparatus, such as circuit breakers. The system includes a plurality of circuit breakers having separable contacts and a plurality of conditions, such as bus temperatur...
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WO/2007/084140A1 |
A motor starting apparatus (10) includes a motor starting relay (112) to switch a motor starting capacitor (110) into a motor circuit across a run capacitor (111). The system control (116) includes an electronic voltage measurement circu...
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WO/2007/082071A2 |
Described herein axe various embodiments of a power distribution unit having modular components. For example, according to one embodiment, a power distribution unit can include a component portion that comprises at least two modules sele...
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WO/2007/072593A1 |
A power supply interruption system comprising a connector (10) having one side connected with a system power supply line (A) and the other side connected with an electric apparatus (100) for conducting/interrupting power supply from the ...
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WO/2007/069230A2 |
A system of at least one integrated electronic board device with integral cooling system. The device comprises an integrated electronic board, with a plurality of heat-dissipating electronic components distributed over it, with heat-exch...
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WO/2007/033545A1 |
A safety device for preventing internal combustion from developing outwards, comprises a sampling circuit, a detecting and monitoring circuit a low voltage reference source. The sampling circuit comprises two thermal detectors. The detec...
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WO/2007/035017A1 |
An electrical automatic transfer switch (100) having a thermal overload protection function is disclosed. The electrical automatic transfer switch (100) includes an electrical switch unit (30) formed of a semiconductor switching device, ...
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WO/2007/032489A1 |
A temperature protection circuit comprises means for comparing the temperature being monitored with each of threshold temperatures and judging that the temperature being monitored reaches a threshold temperature when the temperature bein...
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WO/2007/014141A2 |
A fused conductor includes a first conductor portion, a second conductor portion, and a fuse element in electrical communication with the first and second conductor portions via at least one dual metal wire, the fuse element protected by...
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WO/2007/003451A1 |
A protective circuit (10, 100) is disclosed, for at least one dropping resistor (12) on a DC motor (14), comprising at least one temperature-sensitive component (28) for monitoring the temperature (T) of the at least one dropping resista...
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WO/2007/006021A1 |
The invention provides an apparatus for shunting leakage current of a solid state switching device (SSSD) (10). The apparatus selectively provides a shunt pathway to divert current away from the output load based on the switching state o...
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WO/2007/003087A1 |
A electroshock protecting system for long-distance power supply and the protecting method thereof. In order to solve the problem of high cost and easily causing error protection in the prior art that compares the current difference betwe...
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WO/2006/135838A2 |
In a preferred embodiment, a battery charging system in the form of an integrated circuit (IC), incorporated in a consumer electronic device, has a charging controller, a charging current generator, a junction temperature sensor, and a d...
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WO/2006/128265A1 |
Electronic Gas Relay for electrical power transformer immersed in insulating oil is a device for capture and retention of gasses released from insulating oil liquid medium, for operating an electronic circuit module and an electric signa...
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WO/2006/125996A1 |
An electrical fitting such as a socket (1) is provided with a thermal cut-out (16) to disconnect the power supply to the socket (1) in response to detection of an abnormal increase in temperature caused, for example, by a loose or faulty...
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WO/2006/109330A1 |
A method for protecting an electrical connector which can be powered by a power supply source and can be connected to a load by means of contacts is described, said method comprising the step of detecting the temperature inside said conn...
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WO/2006/079975A2 |
A machine condition monitor resides in close proximity to a machine train, such as an AC inductive electric motor coupled to a driven unit such as a centrifugal pump or fan. A plurality of sensing devices are connected to the machine and...
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WO/2006/068615A1 |
The invention relates to a method for determining the load state in a power system component, such as a line, in an electric power system. The invention is achieved by: determining the reference temperature for the conductor material, de...
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