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Matches 251 - 300 out of 4,729

Document Document Title
WO/2010/043343A1
The invention relates to a solar module having a plurality of series-connected photovoltaic solar cells (1). The problem to be solved is that of providing protection from contact voltages. For this purpose a mechanical switching contact ...  
WO/2010/041085A1
An automatic switching apparatus (10) comprising: switch means (54) for selectively connecting or disconnecting an electrical load (58) from a mains power supply (56); trigger means (76, 86, 88) for detection of a first predetermined eve...  
WO/2010/017803A3
The invention relates to an apparatus (1) for controlling and regulating a DC voltage converter (2), comprising one or more power output stages and a control unit (4) with a signal ground line (4.1) which have a common ground potential (...  
WO/2010/039495A2
Systems and methods that provide improved detection of series fault conditions are described. The systems provide an increased range of response possibilities upon detection of such conditions. Solid-state temperature sensors are utilize...  
WO/2010/038339A1
A first terminal of a protection element of a control unit is connected to a line between a motor and a switching element, and a second terminal thereof is directly connected to a ground-side line that is common to a controller and the s...  
WO/2010/027598A1
A power tool is disclosed. The power tool may comprise a movable blade and a detection system for detecting contact between the blade and an object. The detection system may comprise an excitation plate capacitively coupling the drive si...  
WO/2010/017803A2
The invention relates to an apparatus (1) for controlling and regulating a DC voltage converter (2), comprising one or more power output stages and a control unit (4) with a signal ground line (4.1) which have a common ground potential (...  
WO/2010/000627A1
Brake control device for driving and/or controlling actuators for influencing a braking function of a motor vehicle, comprising at least one logic circuit (10) for controlling and/or regulating at least one braking function, wherein the ...  
WO/2008/139285A3
A power converter (700) includes a controller (702) and at least one circuit component (704). The controller is configured for monitoring stress on the circuit component during operation of the power converter and estimating a remaining ...  
WO/2009/152685A1
A method for cutting off a power supply prior to open a cover and an apparatus thereof. The method includes following steps: fixing a bolt shade (2) on a bolt (5), activating a motion sensor (9) to make a safety protection monitor (10) c...  
WO/2009/101333A3
The invention relates to an electronic device (4), especially for a motor vehicle, comprising: at least one electronic component (12) connected to a power supply network (9), this component being in particular permanently polarized by an...  
WO/2009/128478A1
Disclosed is a load circuit protection device which is comprised of a temperature estimation unit for estimating the temperature of a wire based on an artificial temperature calculation equation, and a cut-off controller which cuts off a...  
WO/2009/126247A1
An over heating detection circuit and an interrupter circuit are disclosed for interrupting electrical power from a power source receptacle to a load upon the detection of an over heating condition of an electrical plug. A heat sensitive...  
WO/2009/124149A1
Devices and methods for preventing shock from a high voltage power source. In one embodiment, a device for preventing an electric shock, the device comprises output terminals for connecting to an external load, a low voltage circuit for ...  
WO/2009/113281A1
A power apparatus is provided with a main body case; a plurality of power supply elements arranged in the main body case; and a fire extinguishing agent tank facing each of the power supply elements. An opening section, which senses heat...  
WO/2009/110200A1
The present invention is equipped with a chassis case, a multiplicity of power supply elements that are arranged inside the chassis case, and a fire suppressant discharge space arranged facing the multiplicity of power supply elements, w...  
WO/2009/106164A1
The invention relates to a protection device for equipment, particularly a protection device for handheld equipment, comprising an antenna unit (12a-e; 12g) with at least one antenna element (14a; 14b-d; 16b-d; 14e; 14g) for transmitting...  
WO/2008/155065A3
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...  
WO/2009/103896A2
The invention relates to a device for protection against overvoltage that comprises: at least one overvoltage protection member (11); a thermo-sensitive device capable of deformation on the basis of the temperature thereof; a thermal lin...  
WO/2009/101333A2
The invention relates to an electronic device (4), especially for a motor vehicle, comprising: at least one electronic component (12) connected to a power supply network (9), this component being in particular permanently polarized by an...  
WO/2009/089670A1
A method of coordinated operation for turbine-generator shafts torsional vibration protection, used in a group of 300MV turbine-generators of large-scale power plant, can provide protection for generators in the shafts torsional vibratio...  
WO/2009/066564A1
In a method for protecting an electric wire used for supplying electric power from a power source to a load, conduction current (I(n)) supplied to the load is detected at every predetermined time interval (Δt). Using the detected conduc...  
WO/2008/060547A3
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...  
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...  
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...  
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.  
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, ...  
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...  
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...  
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. ...  
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...  
WO/2007/136362A3
An electronic apparatus externally detects open protector contacts inside of a compressor. The compressor includes a compressor motor having a run winding and a start winding. The compressor motor also includes internal protector contact...  
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...  
WO2008107753B1
The present invention relates to safety means in plane engines especially concerning stopping the  
WO/2008/113143A3
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...  
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...  
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...  
WO/2008/091648A3
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...  
WO/2008/107753A1
The present invention relates to safety means in plane engines especially concerning stopping the operating of electric energy generator in it automatically when the temperature of the generator is high or when the oil pressure is high.  
WO/2008/016744A3
A method, apparatus or computer program (FIG 4) implements an overload prevention approach involving monitoring a speed (410) o a motor, detecting an overload (420) condition of the motor based on the monitored speed, and controlling an ...  
WO/2008/063859A3
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...  
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...  
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...  
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 ...  
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...  
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...  
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 ...  
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...  
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...  
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...  

Matches 251 - 300 out of 4,729