The type vacuum arcing chamber is miniaturization product, adopts copper and chrome contactor material, cup shape and longitudinal magnetic field structure, glass insulation case, sealing type shield barrel in the plate.

• 本型号真空灭弧室为小型化产品，采用铜铬触头材料，杯状纵磁场结构，玻璃绝缘外壳，盘片中间封接式屏蔽筒。