High power factor at ac input can be achieved by controlling the switch of capacitor charge circuit.
通过对电容器充电回路开关管进行控制，实现交流输入端的高功率因数。
A new type of DC switch power which is possessed a DC voltage input and three DC voltage output, and is able to reach higher efficiency has been introduced in this paper.
本文介绍一种新型的直流开关电源，该电源是一种直流电压输入，三种直流电压输出，并能够达到相当高的效率。
The power input connector on the switch has two dedicated alarm circuit connections that can be wired to any warning device, such as a PLC or pilot light .
转换器中的功率输入连接器有两个专门的告警电路接线，可以连接任何报警装置，例如PLC或者标灯。
With standby power and the input interface switch.
设有备用电源输入接口和切换开关。
In this switching power supply, the novel mode of serial two-transistor is adopted to solve the difficulty of choosing switch transistor under the condition of high-voltage input.
该开关电源采用新颖的双管串联模式，解决了高电压输入条件下开关管的选用难题。
A novel high frequency switch power supply, which is suitable for power network outside, is introduced in this paper, and a automation switching circuit for 110V/220V input voltage has been designed.
介绍了一种适用于户外电网远程监测监控的不间断高频开关电源，设计了一种简易可靠的110V/2 2 0V自动切换电路，以满足宽范围电压输入要求。
This design adopts five ends the type, and have the switch speed quick, input the power small, drive the big etc.
本设计采用五端型，具有开关速度快，输入功率小，驱动功率大等特点。
When the safety transfer switch is open, the power output end is conducted by the power input end.
安全转换开 关断开，电源输入端导通电源输出端。
Control box interlocked with a variety of input and output signals. Many other safety features are also built in, including a main power breaker switch, fuses, and thermal protection.
智能控制箱可以通过各个洗衣机的输入信号控制臭氧发生器和电磁阀，内装许多安全功能包括：空气开关、保险、温度保护等等。
Control box interlocked with a variety of input and output signals. Many other safety features are also built in, including a main power breaker switch, fuses, and thermal protection.
智能控制箱可以通过各个洗衣机的输入信号控制臭氧发生器和电磁阀，内装许多安全功能包括：空气开关、保险、温度保护等等。
应用推荐