Electromagnetic valve is used to control the effects of electromagnetic, the main control by the control relay.
电磁阀是用电磁的效应进行控制，主要的控制方式由继电器控制。
Time relay is a use of electromagnetic principle or mechanical theory to realize delay control control electric appliance.
时间继电器是一种利用电磁原理或机械原理实现延时控制的控制电器。
The authors introduce the troubles inspection methods of the manual control switch, speed control switch, gas-pressure control switch and relay box of electromagnetic retarders used in Yutong coaches.
介绍宇通客车电涡流缓速器手控开关、速度控制开关、气压控制开关、继电器盒等故障的检测方法。
应用推荐