The product vacuum arcing chamber adopts porcelain case, cup shape and longitudinal magnetic field contactor structure, copper and chrome contactor material, it has the capacity of good open and close short circuit current.
英
美
- 本產(chǎn)品真空滅弧室采用陶瓷外殼，杯狀縱磁場(chǎng)觸頭結構，銅鉻觸頭材料，具有優(yōu)良的開(kāi)斷和關(guān)合短路電流能力。
