| 摘要 |
PURPOSE: An arc extinguish device for circuit breaker is provided to easily form an arc runner by forming one grid for arc generated between a fixation contact and movement contact. CONSTITUTION: A fixation contact and movement contact transmits power to a load unit. An arc chamber(61) is formed in one side of the fixation contact. Grids(621,625) are stacked on the arc chamber. The grids makes stacked arc extinct. A part of the grid is curved to form an arc runner unit(628). |
