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Matches 551 - 600 out of 4,691

Document Document Title
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...  
JP2015041493A
To obtain a small and inexpensive configuration of excellent operability and low current consumption, with a function for leaving the electric leakage operation records in the breaker body even after reset operation of leakage alarm outp...  
JP2015041497A
To provide a ground fault interrupter comprising a test function capable of confirming whether a ground fault detection function is normal, without interrupting an AC electric circuit.The ground fault interrupter comprises: a ground faul...  
JP2015042043A
To provide an overvoltage protection circuit that can detect and interrupt an input of overvoltage without using any overvoltage-detection-function-enabled leakage breaker integrally having a leakage detection/interruption function and a...  
JP2015032420A
To provide a measurement device having a transmission device capable of securing simultaneity of data without additional message for data latching.An earth leakage breaker comprises: a zero-phase current transformer 3 using an AC cable w...  
JP2015032540A
To commonly use an opening/closing mechanism for a circuit breaker and an earth leakage detection unit.In a circuit breaker formed so as to mount an earth leakage detection unit to the side face of a molded-case circuit breaker includes ...  
JP5669100B2  
JP2015018809A
To provide an inexpensive and easy-to-mount device for detecting recovery of a circuit breaker.A circuit breaker 10 comprises: a movable contact that can move between an opening position at which a movable contact 14 and a stationary con...  
JP5656291B2  
JP5655720B2  
JP2015011780A
To provide a circuit breaker unit capable of adding a function of a circuit breaker to a wiring device even when employing a general-purpose unit of wiring device as it is, and to provide a wiring device provided with the circuit breaker...  
JP2015002012A
To provide a circuit breaker capable of preventing conduction failure or fixing between a movable contact and a fixed contact.A sliding part includes a movable link 50 rotated with a holder member 101 in the same direction, and a fixing ...  
JP2014236004A
To provide a detection circuit for a circuit breaker capable of detecting a voltage or a current of a circuit with accuracy even when a noise is included in a voltage detection signal or a current detection signal.A detection circuit for...  
JP2014229454A
To provide a test button incorrect operation prevention cover of an earth leakage circuit breaker, which prevents a person from operating a test button disposed in an earth leakage circuit breaker by mistake, and to provide an earth leak...  
JP2014229413A
To provide a compact circuit breaker or distribution board which allows for high accuracy current measurement.A circuit breaker or a distribution board includes a plurality of path arrangement parts for arranging the paths, a plurality o...  
JP5634240B2  
JP2014220055A
To provide an earth leakage breaker in which a determination can be made easily and reliably whether or not earth leakage is occurring in a monitored circuit.In an earth leakage breaker 1 used in a facility form where a plurality of tran...  
JP5615958B1
[Subject] The invention in this application provides the earth leakage breaker which can judge easily and certainly the short circuit of the circuit for surveillance, or the short circuit of the circuit of the outside for surveillance. [...  
JP2014199726A
To provide an undervoltage tripper capable of miniaturizing it and reducing costs, while stabilizing voltage sensitivity and ensuring delay-time characteristics.An undervoltage tripper for a circuit breaker comprises: a low voltage detec...  
JP2014199724A
To provide an undervoltage tripper capable of miniaturizing it and reducing costs, while stabilizing voltage sensitivity and ensuring delay-time characteristics.An undervoltage tripper for a circuit breaker comprises: a low voltage detec...  
JP2014199755A
To provide an electromagnetic tripping device and a circuit breaker ensuring a stabilized coil spring load.An electromagnetic tripping device 90 includes a coil spring 98, a fixed iron core 93 to be inserted into the coil spring 98, and ...  

Matches 551 - 600 out of 4,691