The projection area of the arc splitter and the projection area of the magnet are partially overlapped. 熄弧栅的投影的区域与磁体的投影区域有部分重叠。
A guide arc plate leads the electric arc to the arc splitter and the end close to the active contact is provided with a DC guide arc angle. 导弧板将电弧向熄弧栅引导,其靠近动触头一端具有直流引弧角。