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Matches 451 - 500 out of 4,670

Document Document Title
JP6137982B2  
JP6136438B2  
JP2017091935A
[Subject] When the power transmission by the side of power transmission of a power switching device suspends the subject of the present invention and input voltage declines, the circuit connection switch of a power switching device is in...  
JP2017093237A
[Subject] An integrated circuit for earth leakage breakers of low cost corresponding to detection of current leakage like a pulsating flow waveform by which half-wave rectification was carried out is provided. [Means for Solution] Integr...  
JP2017091696A
[Subject] A combination starter which can be provided with a short circuit detection function is provided attaining a miniaturization and reduction-ization of a manufacturing cost. [Means for Solution] Circuit breaker 2 and magnetic cont...  
JP2017091811A
[Subject] An earth leakage breaker which can cope with big surge voltage and cannot break down easily is provided without enlarging a serge absorber. [Means for Solution] It trips between two voltage lines X and Y of cable run L1 which c...  
JP6123084B2  
JPWO2016067378A1
A zero-phase current machine (3) which detects an opening-and-closing point of contact (2) which opens and closes an exchange cable run (1), and leak current of an exchange cable run (1), A pressure-lowering circuit (53) which lowers the...  
JP2017076554A
[Subject] A protective cover, a breaker, a leak sensing device, and a leakage protective device which can protect connection bar 5 and can perform wiring work easily are provided. [Means for Solution] If it comes to put together leak sen...  
JP6116499B2  
JP2017511098A
A system for diagnosing a problem of the spot of a circuit protection device containing remote computer systems (58) and a circuit protection device for diagnosis (2) installed in a customer position is provided. A circuit protection dev...  
JPWO2015159364A1
Circuit breaker 30 is provided with the following. Current transmission 14 which outputs a current signal according to exchange current which flows into cable run 1, Reference waveform storage part 15 which memorizes a reference waveform...  
JP2017073225A
[Subject] An earth leakage breaker provided with a mechanism in which a terminal area can be isolated from the circumference without covering with an insulation tube or a press-fit sleeve to a terminal area of leads is provided. [Means f...  
JPWO2015121908A1
Processing of a conductor member is easy, enables the miniaturization of a device, and provides a short circuit primary detecting element and an earth leakage breaker excellent in especially assembly nature. It is from one side of the di...  
JP6105643B2  
JP2016024963A5  
JP2017050116A
[Subject] Without [without it enlarges a size and weight, and] increasing cost, magnetic saturation of an iron core of a zero-phase-sequence current transformer is prevented, and an earth leakage breaker which improved the balanced chara...  
JP2017045603A
[Subject] By strengthening rotation rigidity of bimetal, accuracy of over-current tripping of a circuit breaker of operation is improved, and interception performance is improved. [Means for Solution] Lower energization conductor 27a is ...  
JP2017045706A
[Subject] Even when excess voltage is continuously impressed to exchange cable runs, such as a withstand voltage test, an earth leakage breaker is made to intercept and an earth leakage breaker which can prevent failure of a power supply...  
JPWO2014156945A1
An arc generating detection apparatus in which detection and a miniaturization are possible and a switch of arc generating in electrical link parts, such as a terminal which belongs to a power source line with comparatively easy composit...  
JP6075593B2  
JP6073420B2  
JP6065128B2  
JP6065253B2  
JP6061413B2  
JP6059842B1
[Subject] An admiration Earthquake breaker which a setup of seismic intensity and shake continuation time is performed, and can make easily a once set-up setting change of a seismic intensity preset value and a shake continuation time pr...  
JP6056014B2  
JP6051418B2  
JP6055640B2  
JP6049567B2  
JP6037229B2  
JP6036120B2  
JP6031686B2  
JP2016195096A
[Subject] An electronic circuit breaker which can detect voltage is provided without using a transformer using a plurality of winding. [Means for Solution] Contact parts 15r-15t which open and close current of a cable run, and current de...  
JP6027892B2  
JP2016189276A
[Subject] Prevent malfunction by an electromagnetic wave noise. [Means for Solution] Zero-phase-sequence current transformer 21 in which the main cable run ML (chief editor line L1D, ND, L2D) was inserted is connected to short circuit de...  
JP6019069B2  
JP6020236B2  
JP5978474B2  
JP2016152674A
[Subject] Even when failure of a special electric power system like a De tone arises, a reliable protection relay device which does not carry out erroneous detection of the disconnection of a fuse for VT is provided. [Means for Solution]...  
JP2016149377A
[Subject] In a case where a vessel body which constitutes an outline of an earth leakage breaker is shared with a molded case circuit breaker, A test button hole established in an earth leakage breaker and a short circuit display buttonh...  
JP2016149840A
[Subject] A breaker with a barrier property suitable for a cable to be used is provided. [Means for Solution] Molded case circuit breaker 1 of the present invention has a barrier property depending on classification of cable 31 used for ...  
JP5971584B2  
JP5965635B2  
JP2016134385A
To provide an electromagnetic switch configured to control an electro-magnet by using the electro-magnet, a critical temperature element, and an electro-magnet control unit without using a bimetal and a mechanical contact that are the pr...  
JP2016134274A
To realize a circuit breaker which ensures no stationary loss at a normal time, and which is capable of breaking a current path at high speed upon occurrence of an accident.A circuit breaker 1 comprises: a first inductor 11 having a firs...  
JP5941967B2  
JPWO2014010040A
[Subject] It is small and obtains a circuit breaker provided with a tripping device of thermomotive electromagnetism type which can raise temperature of bimetal at the time of tripping operation by an over-current. [Means for Solution] O...  
JPWO2014010040A1
[Subject] It is small and obtains a circuit breaker provided with a tripping device of thermomotive electromagnetism type which can raise temperature of bimetal at the time of tripping operation by an over-current. [Means for Solution] O...  
JP2016111867A
[Subject] An unnecessary trip by incoming current is prevented without increasing amperage rating of a breaker. [Means for Solution] Breaker 1 is provided with the following. Circuit blocking section 11 which intercepts current which flo...  

Matches 451 - 500 out of 4,670