线圈回路中串接有由电容和电流放大器组成的控制电路。
A control circuit which is composed of a capacitor and a current amplifier is connected in a coil circuit in series.
本实用新型涉及的是一种自转无声节电线圈，用于低压控制电路中的交流接触器上，并实现无声节电运行。
The utility model relates to an autorotation silent electricity-saving coil, used on the ac contactor in the low-voltage controlling circuit, realizing the silent electricity-saving running.
自行设计的控制电路解决了单线圈永磁机构的分、合闸拉制问题。
Self-developing control circuit solve open and close control questions in permanent magnetic actuator with one coil.
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