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Matches 1 - 50 out of 4,779

Document Document Title
WO/2020/105219A1
Provided is an electric power conversion device that can execute overload protection appropriately even when the rotational speed of a cooling fan has decreased. The device includes: an inverter circuit 2 that converts DC voltage to AC v...  
WO/2020/091604A1
A safety device (1) and a method for increasing safety during charging of a battery-operated electronic device (M) via an energy supplying device (A), the safety device (1) comprising: a housing (3) provided with; a USB input (5) for con...  
WO/2020/083541A1
The invention relates to a device (1) for detecting a temperature increase, which can be integrated on the shaft (2) of an EC motor (3) equipped with commutation electronics (K), is designed to initiate a change in the electromotive powe...  
WO/2020/083393A1
Provided are a power supply over-temperature protection circuit, method and system. The over-temperature protection circuit comprises: a protection switch unit, wherein the protection switch unit is connected to a load unit and a switch ...  
WO/2020/080755A1
The present invention provides a component temperature control apparatus for a power disconnect circuit, the apparatus having a temperature detection circuit directly configured in a circuit, of which power is disconnected from a control...  
WO/2020/080079A1
A power distribution device is provided in which a current detection circuit detects a current value of current flowing through an electric wire. When a switch is on, a microcomputer determines, on the basis of the current value detected...  
WO/2020/074128A1
The invention relates to an electrical installation (1) that comprises an energy source (2) connected to a user apparatus (3) via two electrical connections (4, 7), each connection comprising a conductor (5) surrounded by an insulating c...  
WO/2020/051645A1
A smoke alarm system including a smoke detecting unit, a relay to control electrical power supply to all or part of a switchboard located remote to the smoke detecting unit, wherein when the smoke detecting unit detects smoke, the smoke ...  
WO/2020/045304A1
In this power supply control device, a temperature calculation circuit (55) calculates the wire temperature of a wire (W), on the basis of a current value of a current flowing through the wire (W). When the wire temperature calculated by...  
WO/2020/037970A1
The present invention provides an electric shock protection system and a projection device using same, and an electric shock protection method. The electric shock protection system comprises a housing having an accommodation space, an up...  
WO/2020/034139A1
Provided herein are thermally protected varistor (TPV) devices including a varistor body and a terminal assembly directly coupled together. The terminal assembly may include a housing, wherein an opening is provided in a base of the hous...  
WO/2020/030435A1
Disclosed is a thermal cut-out device (10) comprising an overtemperature detection unit (100) configured to output an overtemperature signal in response to the detection of an overtemperature, a switching unit (200) configured to transmi...  
WO/2020/023491A1
Various embodiments relate to a thermal management system for an electronic device, such as an augmented reality or virtual reality device. The thermal management system can comprise an active cooling mechanism in various embodiments to ...  
WO/2020/008462A1
Systems and methods are provided for detecting and compensating for loss of a phase of a three-phase power source, elements of the system including: a sensing unit, which measures current and voltage levels of each phase of the three-pha...  
WO/2019/243380A1
In order to increase safety against electric shocks for a person (8) working at a high-voltage test station (10) comprising an emergency shut-off (20), according to the invention an emergency signal input (21) is additionally provided at...  
WO/2019/243379A1
According to the invention, to provide a protective device with increased safety, for protecting a person against electric shock resulting from unintentional contact with parts under voltage or parts carrying current, at least one electr...  
WO/2019/243387A1
The aim of the invention is to increase the safety from electrical shocks of a person (8) working in the surroundings of an electrical installation (10). For this purpose, the electrical installation (10) is provided with a plurality of ...  
WO/2019/243388A1
The aim of the invention is to increase the safety from electrical shock of a person working on an electrical installation having an electric circuit. For this purpose, a safety module (20) is connected in the electric circuit (51). On t...  
WO/2019/243383A1
In order to increase safety against electric shocks for a person (8) working at an electrical work station (10) comprising an emergency shut-off, according to the invention an emergency signal input (21) is additionally provided at the e...  
WO/2019/243386A1
In order to increase the safety of a person (8) in the region of an electrical system (10) in relation to electric shocks when coming into contact with energised or live parts of the electrical system (10), according to the invention: th...  
WO/2019/243381A1
The aim of the invention is to increase the safety from electrical shock of a person (8) working on an electrical installation (10) having at least two different electric circuits (51a, 51b). For this purpose a safety module (22) is prov...  
WO/2019/243382A1
In order to increase the safety of a person in the region of an electrical system in relation to electric shocks when coming into contact with energised or live parts of the electrical system, according to the invention: the person wears...  
WO/2019/238370A1
The invention relates to a protective device (100) for overcurrent- and overvoltage-protected energy transmission from a bipolar voltage terminal (101) to an electrical load (103), said device comprising: a first fuse circuit (105) which...  
WO/2019/238369A1
The disclosure relates to a protection device (100) for transferring energy from a two-pole voltage terminal (101) to an electrical load (103). A first fuse circuit (105) is designed to interrupt the flow of a line current from the volta...  
WO/2019/224830A1
A fault current limiter unit is disclosed, the fault current limiter unit comprises a ceramic substrate and superconducting layer located on the substrate. The substrate is selected from high diffusivity ceramic substrates such as sapphi...  
WO/2019/213915A1
Disclosed by the embodiment of the present application is a charging protection method and device, which relates to the technical field of communications. The method and device is able to eliminate the hating caused by series contact imp...  
WO/2019/206433A1
A power source is proposed comprising an output for a load. The power source is configured to provide a first voltage at the output. The power source is configured to detect a feedback at the output. The power source is further configure...  
WO/2019/205863A1
A surge protector module, comprising line varistors (4a, 4b) connected in series and a heat detaching unit (5). The heat detaching unit comprises elastic members (503a, 503b), insulating members (504a, 504b), alloys having a low melting ...  
WO/2019/205864A1
The present application discloses a novel thermally protected varistor, comprising a detachment device, a first varistor assembly, and a second varistor assembly. The first varistor assembly and the second varistor assembly are connected...  
WO/2019/172061A1
[Problem] To achieve an unmanned aerial vehicle that can be disabled when a phenomenon that can cause battery malfunction is detected. [Solution] This unmanned aerial vehicle, in which a battery 1 can be mounted, comprises sensors 23, 24...  
WO/2019/172060A1
[Problem] To achieve a battery which can be disabled when a phenomenon that can cause malfunction is detected, and a charger. [Solution] This battery is provided with: a battery pack 11 which has battery cells; sensors 12, 13 which detec...  
WO/2019/167500A1
Provided are a protective circuit and a photovoltaic system that are capable of irreversibly cutting off a current path of a solar cell by means of a signal in the case of an emergency such as a fire. The present invention is provided wi...  
WO/2019/155262A1
To provide safe, durable and reliable electrical power supply, to avoid electrical fire accidents and shock hazards in the existing electrical wiring network, to avoid power losses in the distribution Transformers, to avoid appliances da...  
WO/2019/143386A1
Systems, methods, and computer-readable media are disclosed for autonomous restoration of power systems after natural disasters. An operating mode of a circuit breaker that is in a power system grid and that is coupled to other circuit b...  
WO/2019/139933A1
A system and method for suppressing EMP-induced electrical system voltage surges due to detonation of a nuclear weapon, the EMP comprising E1, E2, and E3 component pulses. (100, 110, 120 respectively) A plurality of shunting assemblies, ...  
WO/2019/120405A1
METHOD OF CONTROLLING A WIND TURBINE GENERATOR A method of controlling a wind turbine generator (1) comprising a power converter (22) and at least one circuit breaker (25, 41). The method comprises determining a condition of the circuit ...  
WO/2019/115496A1
The invention relates to an electrochemical energy storage module and to a vehicle having an energy storage module of this type. At least one energy storage cell and at least one bridging device are electrically connected in parallel. Th...  
WO/2019/110588A1
The invention relates to safeguarding a high-voltage network which is supplied by an electrical power source, such as for example a traction battery of an electric vehicle. For this purpose, according to the invention, one or more additi...  
WO/2019/077447A3
The present invention concerns a safety device (1000, 2000, 3000, 4000, 5000) for industrial machinery (1100, 3100), comprising: at least one sensor (1210, 1220, 1230, 2250, 3260) configured in such a way that it detects the presence of ...  
WO/2019/086299A1
An arrangement for a refrigeration and/or freezing appliance, having an electrical or electronic component (1, 2a) and having ascertainment means (2, 4) by which an electrical or thermal load of the component can be ascertained, wherein ...  
WO/2019/077447A2
The present invention concerns a safety device (1000, 2000, 3000, 4000, 5000) for industrial machinery (1100, 3100), comprising: at least one sensor (1210, 1220, 1230, 2250, 3260) configured in such a way that it detects the presence of ...  
WO/2019/074836A1
An electrical shut-off device (10) is provided and includes a housing (11), first and second inputs (12, 13) and an output disposed on the housing, a transmission/reception (T/R) module (14) coupled to the first input, an input device (1...  
WO/2019/072607A1
The invention relates to a method, in particular that can be carried out in a vehicle, for actuating a controllable switching element (10) when a fault, e.g. an overcurrent and/or an overtemperature, occurs. In the method according to th...  
WO/2019/063925A1
The invention relates to a device forming an item of personal protective equipment for a person likely to move in an area where electrical risk is present, comprising a main body incorporating an electronic circuit, at least one inductiv...  
WO/2019/063800A1
The invention mainly relates to a method for protecting at least one electronic system (2) against a voltage surge caused by an adverse meteorological event. The protection method is essentially characterised in that it comprises steps o...  
WO/2019/052317A1
Disclosed are an overload protection apparatus and method, and a storage medium, a compressor and an electric appliance. The apparatus comprises: a first overload protection mechanism (10) and a second overload protection mechanism (20),...  
WO/2019/044842A1
This battery pack (2000) comprises a secondary battery (2020), a sensor (2040), and a control device (2060). The secondary battery (2020) supplies electric power to a flying object (10). The sensor (2040) outputs a measurement value rela...  
WO/2019/033887A1
The present invention relates to a dry-burning prevention device of an electronic cigarette and a control method therefor. The dry-burning prevention device of an electronic cigarette comprises a microcontroller, a boost-buck bridge circ...  
WO/2019/026904A1
This protection element (10, 20) is provided with: an insulating substrate (11, 21); a plurality of electrodes (12, 22) which are arranged on the insulating substrate (11, 21); an electrode filler (13, 23) which is composed of a low-melt...  
WO/2019/021492A1
This DC voltage supply circuit is provided with: a first field effect transistor (FET1) that is inserted into a power supply line (1); a voltage division circuit that is formed by a first fixed resistor (R1) and a positive thermistor (PT...  

Matches 1 - 50 out of 4,779