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Patent Searching and Data


Matches 401 - 450 out of 4,438

Document Document Title
JP5424362B2  
JP2014026739A
To provide a circuit breaker which enables a current sensor to be detachably fixed and held with a simple operation and eliminates a need of enlarging the circuit breaker for a current sensor attachment space when the current sensor is i...  
JP2014026729A
To provide a breaker including a current measuring function which facilitates the connection work of a connector, and signal lines of which do not get in the way of the load wiring, and to provide a distribution board using this breaker....  
JP2014026728A
To provide a breaker provided with a current measurement function, capable of simplifying a signal line that is used to output a current value to the outside, and to provide a distribution board using the breaker.A breaker provided with ...  
JP2014022115A
To provide a circuit breaker in which an overcurrent is interrupted by utilizing only the thermal deformation action of a bimetal without requiring the pressing force thereof, and in which an unstable state does not occur in the overcurr...  
JP2014017226A
To provide a leakage breaker capable of performing current display notification before a limiter installed to a power distribution board is suddenly operated to interrupt the power supply due to excess use of electricity, and of enhancin...  
JP5402378B2  
JP5403382B2  
JP2013257213A
To address the problem that electric leak detecting devices using ring-shaped magnetic elements have their own limit in downsizing and, where thick electric wires are used, the ring-shaped magnetic elements themselves become larger, enta...  
JP2013258060A
To warn not to perform power interruption operation (open operation) of a path carelessly if the path is charging, when application of a biasing force for operating an operation part is started, in a manual switch for switching a path by...  
JP5372597B2  
JP5373165B2  
JP2013246996A
To provide a two-pole circuit breaker by which an output signal lead wire of a CT of a circuit breaker is easily led, and that can be reliably fixed at a predetermined position.A two-pole circuit breaker comprises: a current transformer ...  
JP2013246955A
To provide a tripping device of a switch in which conductivity does not become unstable even though a pressing button is repeatedly used.The tripping device of a switch includes a movable contact 15 to be pressed down by a pressing butto...  
JP2013243131A
To isolate electrical energy storage components.A contactor unit includes: an input lead connectable to a first lead of an energy output device; an output lead connectable to a first lead of a voltage bus; a contactor for connection and ...  
JP5358659B2  
JP5354618B2  
JP5351533B2  
JP5351062B2  
JP5354620B2  
JP5354619B2  
JP5345444B2  
JP5339973B2  
JP2013541166A  
JP2013540343A  
JP5331548B2  
JP2013218896A
To provide an external tripping device of a circuit breaker capable of increasing the size of an electromagnet device in the winding-axial direction of a coil.An interlocking piece 11 having an interlocking rod 10, an operation handle 12...  
JP5324344B2  
JP5324503B2  
JP5322545B2  
JP5319949B2  
JP5312833B2  
JP5310463B2  
JP5313934B2  
JP5310501B2  
JP5302549B2  
JP5295850B2  
JP5295538B2  
JP2013182821A
To enable a user to accurately know a factor of power failure by accurately grasping the factor when the power failure occurs.In an earth leakage breaker 2 as a switch to which wires c1-c3 of a three-wire system are connected, primary-si...  
JP2013182680A
To obtain an electric leakage circuit breaker in which an electromagnet device is arranged at a low-voltage portion, and which operates this electromagnet device for emergency short mode failures of an electronic component.An electric le...  
JP5288757B2  
JP5289648B2  
JP5283646B2  
JP2013171799A
To reduce unnecessary cut-off operation while simplifying circuit configuration.A semiconductor breaker includes: a semiconductor switch unit which controls a conduction state between a power supply device and a loading device on the bas...  
JP2013168289A
To provide a circuit breaker with a fixing structure capable of surely fixing a core.A through hole 31b to be provided on a core 31, is shaped into an approximately square hole, an inner fixing rib 42 capable of fixing the core 31 by con...  
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,...  

Matches 401 - 450 out of 4,438