接触器还可方便地加装辅助触头组，和适当的热继电器组合，保护可能发生过负载的电路之用。
Contactor can be easily retro-fitting auxiliary contact group, and appropriate combination of thermal relay to protect the load that may have been circuits.
分析了部分气氛对继电器触头性能的影响规律。
The influence rule on contact performance of relay for some atmospheres was analyzed.
利用数字显示时间继电器、交流接触器、断路器以及电阻性负载设计了一个简易的触头材料实验电路。
The simple experimental circuit contact material is designed using time relays with digital display, contactors, switchgear and resistive load.
应用推荐