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Document Title |
JP6522459B2 |
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JP6516078B1 |
Provided is a circuit breaker that improves the breaking performance by suppressing the return of the arc and maintaining a high arc voltage. It has a stator with a fixed contact and a mover with a movable contact that contacts and separ...
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JP6511106B2 |
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JP6508432B2 |
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JP6509099B2 |
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JP6497212B2 |
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JP6496326B2 |
A breaker comprises a static contact, a moving contact, and an arc-extinguishing chamber. A contact surface of an electrical contact of the static contact and an electrical contact of the moving contact and a bottom plane of a base form ...
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JP6491047B2 |
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JP2019046774A |
To make it easy for the general public to install a device that shuts off power by depressing a switch of a breaker due to shaking of earthquake by a weight.A power supply shut-off tool that cuts off power supply when shaking occurs by i...
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JP6482717B1 |
To provide a circuit breaker for use in a high voltage application, which is designed to minimize the formation of an arc and functions quickly to extinguish the arc even when the arc is formed. A high voltage DC circuit breaker comprisi...
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JP6477170B2 |
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JP6476822B2 |
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JP6474976B2 |
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JP2019504438A |
The present application is a molded case circuit breaker base including a terminal part, an arc extinguishing part, a contact part, an operating part and a tripping part, and the circuit breaker base for wiring is measured according to A...
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JP6469121B2 |
Circuit breakers are provided including a pressure release valve. The pressure release valve includes a vent portion and barrier portion. The barrier portion is configured to open when exposed to excessive heat generated by an arc and al...
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JP6468504B2 |
The present invention relates to a molded-case circuit breaker for direct current (DC), and more particularly, to a molded-case circuit breaker for DC that contains an internal connecting conductor connecting adjacent terminals to improv...
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JP6468067B2 |
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JP6465616B2 |
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JP6454036B2 |
The present invention relates to a molded-case circuit breaker for direct current (DC), and more particularly, to a molded-case circuit breaker for DC in which a connecting conductor (21) for connecting terminals in the DC circuit breake...
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JP2019500836A |
The present invention is intended for a drawer frame for a circuit breaker (1), in which the circuit breaker (1) is pulled out to a position where it is inserted into or from the connection base (3). Suitable for being arranged to hold i...
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JP6447002B2 |
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JP6448304B2 |
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JP6443840B2 |
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JP6440121B2 |
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JP6435210B2 |
A particulate and pressure redirection barrier for an electrical breaker as well as a breaker embodying such a barrier. Such a barrier includes first through fifth segments, where the first segment includes a first and second side sectio...
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JP6432906B2 |
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JP6430145B2 |
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JP6429690B2 |
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JP6428036B2 |
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JP2018185997A |
To provide a circuit breaker which can be installed in a small space directly under a watthour meter, and requiring less wiring routing.A primary terminal 2 for connection with a main circuit M2 connected with the secondary of a watthour...
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JP6425623B2 |
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JP2018181503A |
To obtain a circuit breaker capable of preventing ground fault to panel surface by a configuration of small number of components, during short-circuit breaking operation.A circuit breaker has an electrically insulating enclosure 10 forme...
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JP6421333B2 |
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JP6423115B2 |
An arc generation detector and a switch, the arc generation detector being capable of detecting arc generation at an electrical connection portion such as a terminal belonging to a power supply line and having a relatively simple configu...
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JP6419515B2 |
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JP6417223B2 |
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JP6415351B2 |
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JP6409694B2 |
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JP6409181B2 |
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JP6412368B2 |
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JP6407131B2 |
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JP6407009B2 |
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JP6400358B2 |
A detection device that detects resetting of an electric circuit breaker. The electric circuit breaker comprises fixed and moving contacts, the moving contact being movable between an open position and a closed position, a mechanism for ...
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JP6400439B2 |
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JP2018147835A |
To provide a simulation breaker malfunction prevention device capable of avoiding generation of the concern that a power failure may occur even when verification of drawings or curing work is under lapse of memory in performance test of ...
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JP2018133142A |
To improve arc extinguishing capability by improving current interruption performance in an intermediate region.Disclosed is a circuit breaker which interrupts an overcurrent or short circuit current flowing through an electric circuit. ...
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JP6375700B2 |
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JP6372926B2 |
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JP6369637B2 |
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JP6364226B2 |
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