The motor- and control voltage is to be connected to a common network, where the sealing-in of the power contactor is cancelled in case of an interruption of circuit.
电动机和控制电压应连接到一个公用网，从这里，当发生电流断路时，电力开关的触点被断开。
By linking the DC relay contactor with power electronic device, the DC hybrid switch apparatus without switching arcing was designed and accomplished.
采用直流开关电器与电力电子器件相结合方式，设计并实现了能够实现无弧通断的直流混合开关电器。
The solid state control operates a miniature contactor that will power up to 20 amps at 120 or 240 volts.
固体电路控制操作一个微型接触器，将提供高达120或240伏，20安培电力。
Familiar with the power distribution system, could find out the key contactor rapidly.
熟悉酒店配电系统，能迅速找到关键节点。
Line, bypass and power factor correction contactor coils can be directly controlled.
控制线路、旁通和功率因素校正接触器线圈。
Mating corresponding vacuum contactor switch is for electric power, metallurgy, mine, chemical controlling and protecting, it is suitable for location that has bad load and frequent operation.
配套相应的真空接触器开关可用于电力、冶金、矿山、化工等部门的配电系统作控制和保护，特别适合投切恶性负载和需频繁操作的场所。
The utility model relates to a controlled silicon power economizer for an AC contactor, belonging to the field of power electronic technology.
交流接触器可控硅节电器属于电力电子技术领域内一种可控硅的应用范围。
Reactive power and harmonic can decrease power network quality and traditional compensators with contactor switch have some drawbacks.
由于存在无功功率和谐波，从而引起电网质量下降，传统的接触器投切补偿电容器存在诸多不足之处。
In this paper, a new high power hybrid DC contactor is researched to slake the effect of arc for the application in the railway.
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。
The utility model belongs to a silencing and power-saving device used for an AC contactor.
本实用新型属一种用于交流接触器的消音节电装置。
The utility model relates to a power saving device for an alternating current contactor, composed of a casing, a starting system and a maintaining system.
本实用新型是一种交流接触器的节电器，由壳体、启动系统、维持系统组成。
The utility model relates to a power saving device for an alternating current contactor, composed of a casing, a starting system and a maintaining system.
本实用新型是一种交流接触器的节电器，由壳体、启动系统、维持系统组成。
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