| 摘要 |
PURPOSE: An air circuit breaker is provided to prevent an arc guider from being separated from a stator by bidirectionally compressing and fixing the arc guider. CONSTITUTION: An arc guider(310) provides a movement path of an arc. A fixing protrusion(311) is formed in the end of the arc guider. A stator(320) includes a main contact(321), an arc contact(322), and an insertion groove. The main contact protruded from one end of a stator. A plurality of protrusion fixing units(330) are formed on both ends of the insertion groove.
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