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JP2018148742A |
To provide a power supply system capable of properly grasping the cause of the failure occurring in a load drive circuit.A power supply system 10 is provided in a load drive circuit including a power supply 60, an external load 70, and a...
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JP6391480B2 |
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JP6393005B2 |
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JP2018143086A |
To provide a system and a method for monitoring soundness of a contactor.A contactor device includes: a post; a clamp; and a temperature sensor. The post defines a post shaft. The clamp is fixed to the post along the post shaft. The temp...
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JP6386189B2 |
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JP6385684B2 |
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JP2018137899A |
To provide an overcurrent/overheat detection function of a switching element by a simple circuit.In a switching element 106 with a minute value resistance for current detection as a source resistor, overcurrent protection and overheat pr...
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JP2018129986A |
To provide a power supply adapter that supplies DC power from a power supply device to an electric working machine via a power cord capable of detecting a temperature rise (overheating) of the power cord so that power supplied to the ele...
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JP2018129969A |
To provide an electronic circuit and an overheat detecting method capable of detecting a temperature rise of a heat generating component without providing a special temperature detecting element.An electronic circuit 1 has a power semico...
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JP2018129914A |
To provide an abnormality detection system capable of supporting detection of abnormality in substation facilities at low cost.An abnormality detection system includes: a sound detection unit; a generation unit; a body unit; a drive unit...
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JP2018130017A |
To provide a plug connection unit including a function for operating a circuit breaker, even if normally operable wiring state is not ensured, in an outlet to which a plug connection unit is connected.A plug connection unit used by conne...
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JP2018125992A |
To provide a seismic isolation device and a seismic isolation method which make it possible to clarify a cause to avoid re-energization shutdown by concentrating the cause of the re-energization shutdown into a pattern encompassing the c...
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JP6370586B2 |
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JP6364610B2 |
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JP6361491B2 |
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JP6364243B2 |
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JP2018112505A |
To improve the accuracy in determination of the cause of abnormality occurring in an electric energy meter.A receiving part (33) of an external server (30) receives, from an electric energy meter (10), information on the temperatures at ...
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JP6357221B2 |
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JP2018108020A |
To provide a plug-in connection unit having a function for operating a circuit breaker, even if a normally operable wiring state is not ensured, in an outlet with which the plug-in connection unit is connected.A plug-in connection unit u...
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JP2018108021A |
To provide a plug-in connection unit having a function for operating a circuit breaker, even if a normally operable wiring state is not ensured, in an outlet with which the plug-in connection unit is connected.A plug-in connection unit u...
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JP2018102057A |
To provide an electric power supply which can be reliably placed in a system startup state when a system startup operation is performed.When a system startup operation is performed, a positive electrode side relay and a pre-charge relay ...
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JP2018102021A |
To provide a rush current prevention circuit capable of preventing a voltage drop due to an insufficient current capacity of a power source caused by a rush current.A rush current prevention circuit comprises: a voltage detection section...
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JP2018097987A |
To provide a connection structure of a conductor and a conductive module, capable of achieving reduction in size.A conductor 1A includes: a connection conductor 10 which is directly or indirectly connected to at least one electrode termi...
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JP2018093698A |
To provide a seismic sensing interruption system for securely stopping outlet output upon the occurrence of an earthquake, even if the system does not receive external signal for controlling interruption of an outlet unit with an interru...
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JP6339377B2 |
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JP2018085831A |
PURPOSE: To provide a wireless power supply device capable of measuring a drive current at low power loss, a wireless power reception device, a wireless power transmission system, and a method for measuring a current of the wireless powe...
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JPWO2017122781A1 |
The solid-state-switching element (6) for which switching is performed by PWM control as for a power supply controller, The PWM signal output part (1) which outputs the PWM signal concerning PWM control, The current circuit (5) which out...
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JP2018082565A |
To provide an earthquake sensitive shutoff system capable of immediately shutting off a particular electric circuit if an earthquake sensitive relay senses an earthquake even if the earthquake sensitive relay is in cooperation with a HEM...
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JP2018082541A |
To provide a switching circuit having a protection switch that operates at arbitrary temperature and a power supply device.A switching circuit interposed in an electric wire that connects a plurality of batteries includes a semiconductor...
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JP6322821B2 |
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JP6323766B2 |
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JP6326042B2 |
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JP6324684B2 |
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JP2018068098A |
To provide a seismoscopic interruption system for making it easy to perform setting and grasp an operation state on a seismoscopic relay installed in a power distribution board.A seismoscopic relay 3 for making a trunk breaker 1 perform ...
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JP2018063727A |
To provide a cable having a plug, a control circuit, and a substrate which can quickly and surely perform detection of abnormal temperature without necessitating troublesome work such as exchange of a fuse.A cable having a plug includes:...
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JP2018057253A |
To provide a seismometric interception system in which a HEMS apparatus and a seismometric relay are made to be interlocked to enable the HEMS apparatus to recognize an operation state of the seismometric relay and setting of the seismom...
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JP6304072B2 |
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JP2018046694A |
To provide a power distribution board for making it possible to externally grasp an operation cause of a trunk breaker such as power distribution abnormality.A power supply monitoring system 1 is made to comprise: a trunk breaker 21; a s...
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JP2018046670A |
To provide a driver circuit, a control device, and a protection method for the driver circuit, capable of notifying of presence or absence of failure of temperature detection unit in a driver circuit.In a control device 1, a driver circu...
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JP2018046693A |
To provide a power supply monitoring system that makes it possible to grasp an operation state of a trunk breaker even from the outside.A power supply monitoring system includes: a trunk breaker 1; first detection means V1 for detecting ...
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JP6296388B2 |
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JP6295887B2 |
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JP6296389B2 |
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JP2018042438A |
To make it possible, even when an earthquake occurs in a state in which power is supplied by a distributed power supply at the time of occurrence of outage, to take measures against the earthquake using a single seismoscopic relay and to...
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JP2018042406A |
To provide a seismic unit capable of with little restriction in installation direction, and a distribution board including the same.A seismic unit 1 includes: an acceleration sensor 11 for measuring acceleration; a signal processing part...
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JP2018033207A |
To provide a DC voltage supply circuit comprising a more safe protective function with respect to abnormal heat evolution.A DC voltage supply circuit comprises: a field effect transistor FET which is inserted into a positive potential li...
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JP6286586B2 |
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JP2018026975A |
To provide a vibration determination device, a power supply device, and a vibration determination method, capable of accurately determining whether fluctuation of the current detected by a current sensor is due to fluctuation due to mech...
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JP2018026963A |
To ensure both momentary current securing and safety improvement.An overcurrent protection circuit 71 has a current control section 110 for controlling conductivity of a transistor so as to limit an output current, flowing while the tran...
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JP6273503B2 |
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