交流接触器（Alternating Current Contactor）广泛用作电力的开断和控制电路。
双语例句
1
There exists some problems in using the common alternatingcurrentcontactor. It improves after having used the vacuum contactor.
普通交流接触器在使用中存在一定的问题，改用真空交流接触器效果良好。
2
A direct current control circuit adopts an alternatingcurrentcontactor, so the utility model prolongs the service life and improves the reliability.
在直流控制电路中采用了交流接触器，解决了整机的寿命与可靠性。
3
The utility model relates to a power saving device for an alternatingcurrentcontactor, composed of a casing, a starting system and a maintaining system.