| 摘要 |
PROBLEM TO BE SOLVED: To provide a rotation double break type breaker for wiring having a tripping element like a bimetal or a dash pot without receiving any thermal influence from an arc. SOLUTION: On the rotation double break type breaker for wiring, among distances between movable contacts 5a, 5b arranged on both end parts of a movable contactor 5 and a rotation center of the movable contactor 5, the distance between the movable contact at the side corresponding to a fixed contact side on which a tripping element is arranged and the rotation center is made longer than the distance between the movable contact at the other side and the rotation center. COPYRIGHT: (C)2007,JPO&INPIT
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