讨论了直流接触器电磁适配及弱电控制的原理、特点。
The principles and characteristics of electromagnetic adaptability and weak_electric control of DC contactors are presented.
本文主要介绍了监测直流接触器的机械寿命试验直流电源设备在选用时注意的事项，论述了相关要求。
This article mostly introduces the adoption announcements of the life testing equipment that used in! DC contactor production surveillance, and discusses correlated requirement.
本文提出的新型大功率混合直流接触器由闭合弹跳电弧消除电路、分断电弧消除电路和接触器本身组成。
In this paper, a new high power hybrid DC contactor is researched to slake the effect of arc for the application in the railway.
ZJB200A系列直流接触器适用于电瓶车、电动叉车、电动铰盘、电动汽车、挖掘机、汽车空调、通讯电源、不间断电源等系统。
ZJB200A is applicable for electric control system as eletrombile, motor forklift, grab vehicle , air conditioner, communication power supply and UPS.
表示为25a接触器的主触头为三对常开，辅助触头为一对常开，控制线圈的电压为直流110v，订货数量为20台。
Means need 25a contactor, main contact are three normally open, auxiliary contact is one normally open, control coil voltage is DC 110v, order volume is 20 sets.
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。
A direct current control circuit adopts an alternating current contactor, so the utility model prolongs the service life and improves the reliability.
本文介绍了提高交流接触器触头压力的方法及几种交流接触器直流运行的方案，并对双绕组直流运行方案做了进一步的改进。
This paper presents to improve the method of contactor and several schemes of ac contactors for DC running. It makes farther improvement for the scheme of doable winding DC running.
接触器辅助触头额定电压为交流380v，直流为220v。
Auxiliary contactors contact rated voltage of 380v ac, DC to 220v.
接触器辅助触头额定电压为交流380v，直流为220v。
Auxiliary contactors contact rated voltage of 380v ac, DC to 220v.
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