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Matches 551 - 600 out of 4,745

Document Document Title
JP6049567B2  
JP6037229B2  
JP6036120B2  
JP6031686B2  
JP2016195096A
To provide an electronic circuit breaker capable of detecting the voltage, without using a transformer employing a plurality of windings.An electronic circuit breaker includes contacts 15r-15t for switching the current of an electrical p...  
JP6027892B2  
JP2016189276A
To provide an electric leakage detection circuit that can prevent malfunction caused by electromagnetic wave noise.A zero-phase current transformer 21 through which a main electrical path ML (main trunk lines L1D, ND, L2D) is inserted is...  
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...  
JP2016100267A
[Subject] A current leakage detector circuit of an earth leakage breaker improved so that amount of used electricity of the short circuit detection time might be reduced and power saving and power-saving could be attained is provided mai...  
JP5922423B2  
JP5922426B2  
JP2016092881A
To simplify a configuration to transmit information on a breaker.A breaker comprises: a switch circuit 16 provided between a three-line input terminal group 12 and a three-line output terminal group 14; a current detector 58 for detectin...  
JP2016091620A
To provide a circuit breaker capable of presenting a display function of a display without impairing a tripping function even in a region where a load current flowing in an AC electric path is a low current.The circuit breaker comprises:...  
JP2016046063A5  
JP5911065B2  
JP5908300B2  
JP2016062802A
[Subject] Assembly cost is held down and a contact device, a tripping device, and a circuit breaker which can be made into a thin shape are provided. [Means for Solution] Fixed contact child 2 by whom contact device 100 is formed in circ...  
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  

Matches 551 - 600 out of 4,745