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Patent Searching and Data


Matches 401 - 450 out of 4,393

Document Document Title
JP2013168290A
To provide a circuit breaker capable of surely fixing a core.A core 31 is shaped into a rectangular frame, an outer peripheral surface of the core, in other words a top surface of a top side and a bottom surface of a bottom side, a front...  
JP5268039B2  
JP2013161752A
To provide a circuit breaker capable of measuring a circuit current when housed in an existing circuit breaker case with reduced thickness even if a current sensor is made up of a Hall element and a current transformer.A circuit breaker ...  
JP2013161753A
To provide a circuit breaker that can measure a cable way current independently of selection of a voltage line by only incorporating one current sensor, and that is used for a single-phase three-wire cable way.A circuit breaker has: a cu...  
JP2013158236A
To provide an arc control assembly.In accordance with certain aspects of the disclosure, a controller is provided that detects the presence of a fault condition on a secondary side of a transformer. Upon detecting such a fault condition,...  
JP5260330B2  
JP5258633B2  
JP5258670B2  
JP5255923B2  
JP5253798B2  
JP5245591B2  
JP5243344B2  
JP5238582B2  
JP5230432B2  
JP5231061B2  
JP5226450B2  
JP5225234B2  
JP5225448B2  
JP2013125637A
To provide a circuit breaking device capable of individually and clearly indicating abnormal causes of an electric path in which an abnormality has occurred, even with a compact structure.A circuit breaking device 1 includes a circuit br...  
JP5215268B2  
JP5212005B2  
JP5209427B2  
JP2013110925A
To provide a DC ground-fault current detector having a high detection performance of a ground-fault current and having a simple configuration.A DC ground-fault curent detector 101 includes a zero-phase current transformer (ZCT) 1, an exc...  
JP2013105644A
To provide an earth leakage circuit breaker capable of improving insulation performance of a printed board by preventing contact with an arc gas.There is provided an earth leakage circuit breaker formed by incorporating in a case 12 a ma...  
JP2013518555A  
JP2013093275A
To block unnecessary operation of an earth leakage breaker 3 due to wrong contact of a human hand or a tool during maintenance or modification work of a panel, because the test button 4 of an earth leakage breaker is projecting from the ...  
JP5196559B2  
JP2013089589A
To automatically set a fixed rating of an electronic breaker by selection of an electronic controller and an electronic breaker rating setting switch accompanied by thereof.An electronic controller 14 includes: a built-in memory 10 in wh...  
JP2013516031A  
JP5192879B2  
JP5192777B2  
JP5190635B2  
JP5185181B2  
JP2013065464A
To provide a zero-phase current transformer unit excellent in assembling workability while maintaining insulation performance.The zero-phase current transformer unit comprises: primary conductors 1 composed of a flexible stranded conduct...  
JP2013062955A
To detect abnormality of a DC cable way laid in a dwelling comprehensively.A current sensor 10 includes an annular core 101 into which a DC main cable way 23 consisting of a plurality of wires is inserted as a primary conductor 104 in a ...  
JP5167698B2  
JP5164910B2  
JP5166174B2  
JP5166730B2  
JP5163473B2  
JP2013048122A
To provide a wiring instrument with a leakage detection function that can prevent an entire power failure due to breaking of a master earth leakage breaker from occurring, and a system.The wiring instrument includes: a zero-phase-sequenc...  
JP5155687B2  
JP2013507006A  
JP2013038047A
To provide an earth leakage circuit breaker capable of avoiding an unnecessary breaking operation while securing human body protection against earth leakage.An earth leakage circuit breaker comprises: a current transformer 12 having a ma...  
JP5150432B2  
JP5137242B2  
JP5137226B2  
JP5140012B2  
JP5131900B2  
JP5134640B2  

Matches 401 - 450 out of 4,393