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Patent Searching and Data


Matches 551 - 600 out of 4,711

Document Document Title
JP2016054165A
To provide a handle lock member for a circuit breaker capable of making a display means for a contact position visible from the outside and surely holding a handle lock state while securing easiness in attachment to and detachment from a...  
JP2016046063A
To obtain an earth leakage breaker capable of preventing failure of an incorporated power supply circuit, by interrupting the earth leakage breaker, even when an overvoltage is applied continuously to an AC electric path in the withstand...  
JP2016039089A
To prevent unnecessary trip due to an in-rush current, without increasing the rated current of a circuit breaker.A circuit breaker 1 includes an interrupting section 11 for interrupting power supply according to control, and a control se...  
JP2016039703A
To provide an electric leakage protection device and a power supply control device that can be commonly used for two or more types of AC power sources having different effective values in power supply voltage.In an electric leakage prote...  
JP2016035845A
To provide a breaker that can prevent erroneous connection of a circuit breaker unit which dissatisfies the rating current of a power supply wire while suppressing increase of the manufacturing cost.A breaker having circuit breaker units...  
JP5884826B2  
JP2016031893A
To provide an automatic recovery breaker for determining the propriety of automatic recovery by determining a cause of a breaker's trip such as short circuit after leakage and a lightning surge.An automatic recovery breaker comprises: (1...  
JP5871940B2  
JP5866993B2  
JP5870287B2  
JP5857268B2  
JP2016024963A
To alleviate a load by reducing heat loss in a power supply circuit of an earth leakage breaker, through the use of a half-wave rectifier as a power source for the earth leakage breaker.An earth leakage breaker according to the present i...  
JP2016021297A
To provide an earth leakage breaker having a wide applicable voltage range and reducing an electric leakage power-on operation time, without risk of excitation of a trip coil all the time even when a power source is reversely connected.A...  
JP2016021856A
To provide an electric leakage determination circuit for an electric leakage circuit breaker, configured to improve reliability of determining electric leakage.An electric leakage determination circuit for an electric leakage circuit bre...  
JP2016019313A
To provide a wiring accessory having higher usability.A wiring accessory 10 has an outlet portion 1, a leakage detection controller 2 and a contact mechanism portion 3. The outlet portion 1 has an insertion port 1c which is formed in the...  
JP2016018615A
To provide a wiring accessory having higher usability.A wiring accessory 10 has an outlet part 1 and an electric leakage detection controller 2. The outlet part 1 has an insertion port 1c which is provided in the surface 10aa of the outl...  
JP2016018616A
To provide a wiring accessory having higher reliability.A wiring accessory 10 has an outlet portion 1, a leakage current detection controller 2 and a fitting portion 5. The outlet portion 1 has an insertion port 1c which is formed in the...  
JP2016015289A
To provide an electromagnetic tripping device of an earth leakage breaker including a leakage display button with a small number of components.The electromagnetic tripping device of an earth leakage breaker includes: a trip lever 6 that ...  
JP2016500461A
The present invention relates to an interface which enables it to intercept electric supply about all the failure current Id of 300 mA or less, such as Id>=IPE+k. Ih. Inside IPE of a formula expresses current which returns to a power sup...  
JP5840706B2  
JP5837645B2  
JP5834184B2  
JP5833691B2  
JP5832254B2  
JP2015534801A
A control mechanism (6) constituted so that a small circuit breaker (2) of the present invention might open and close a removable point of contact (4) and a removable point of contact, A tripping mechanism (8) in which collaborate with a...  
JP2015207429A
To provide a breaker for a distribution panel that can omit a work of setting a rated voltage value, and a distribution panel using the same.A breaker 3 for a distribution panel has plural primary side terminals 31, a secondary side term...  
JP2015207432A
To provide a circuit breaker that can enhance the contact reliability of a contact for a residual current transformer.A circuit breaker has a stationary contact having a fixed contact point and a movable contact 18 having a movable conta...  
JP5817316B2  
JP2015185215A
To solve such a problem that a zero-phase current transformer floats to the cover side, due to deflection and twist occurring when a power line, arranged while penetrating the zero-phase current transformer, is built in a base, and worka...  
JP5793132B2  
JP5788713B2  
JP2015176755A
To provide a seismoscopic plug device not requiring construction by a qualified personnel, and including a function equivalent to that of a seismoscopic relay.A seismoscopic plug device includes three terminals 1a, 1b, 1c for connection ...  
JP2015173026A
To provide a circuit breaker with a leakage alarm, in which power consumption can be reduced and heating element can be made compact.A circuit breaker with a leakage alarm has a zero-phase current transformer 2 interposed in a cable way ...  
JP2015170587A
To provide an outlet insertion seismoscope which can interrupt a main breaker after detecting earthquake by simply inserting into an outlet tap, and can block interruption of a main breaker when a fact that a structure is not damaged can...  
JP2015170427A
To provide an earth leakage circuit breaker capable of applying a component with small driving current and heat output to a leakage detection circuit.An earth leakage circuit breaker comprises: a switching contact 2 which opens and close...  
JP2015526837A
A breaker which communicates a state and information on failure on radio to a main energy monitoring module (for example, miniature circuit breaker). A radio breaker is provided with a transceiver machine and a power supply part which co...  
JP2015162401A
To protect an electric wire by which one phase out of phases whose power supply and load are connected to an electric circuit of the smaller number of phases than the number of poles and the phase not to be connected are interrupted by i...  
JP5768741B2  
JP2015153485A
To provide an insertion type connection unit having a function for checking whether a normally-operable wiring state is secured for a plug socket to which the insertion type connection unit is connected.An insertion type connection unit ...  
JP3199168U
[Subject] Only when a shake more than predetermined intensity was detected, the admiration 震 breaker operated, and non-voltage of a primary side is detected and the non-voltage breaker operates, the time of the occurrence of a great ea...  
JP2015130345A
To provide an earth leakage circuit breaker capable of determining an earth leakage signal applied thereto with high accuracy, capable of precisely determining whether to perform trip operation with respect to an earth leakage signal app...  
JP5745180B2  
JP2015122203A
To provide a circuit breaker which is hardly affected by electromagnetic wave noise regardless of the length of wiring.A processing circuit 4 is electrically connected to one end of a current transformer 3 via first wiring 71 and is elec...  
JP5731902B2  
JP2015103411A
To provide an earth leakage breaker capable of reducing the number of components and facilitating an assembly work.An earth leakage breaker comprises: a housing configured by a base body and a cover body; a fixed contactor having a fixed...  
JP5727489B2  
JP2015095323A
To provide a leakage current detection device for a leakage circuit breaker that is improved to improve a detection function of a leakage current and reliability of operational characteristics.The leakage current detection device for the...  
JP3196943U
[Subject] A breaker which can give a function which detects a shake by an earthquake and intercepts current supply from a primary side without changing an existing size and structure of a breaker is provided. [Means for Solution] Fixed s...  
JP5695158B2  
JP2015053197A
To obtain an earth leakage breaker which allows deformation of the terminal of a zero-phase current transformer when connecting the terminal of a zero-phase current transformer for leakage detection and a leakage detection unit, while su...  

Matches 551 - 600 out of 4,711