The user can switch the auto power down function on or off, and can also select the time period after which to power down.
用户可以自动关闭电源开关功能或关闭，也可以选择时间段之后断电。
Double power auto switch system is widely applied in factory, government and traffic department, it can enhance power safety.
双电源切换系统是一种广泛应用于工矿企业、交通、医院等重要部门以提高供电可靠性的一种装置。
The real apply instance of double power auto switch system is introduced. The purpose of the design is reached.
文章最后介绍了智能双电源电子快速切换系统在铁路信号电源中的应用，设计目标均已达到，实际使用效果良好。
This paper is for introducing a main connection scheme and auto-switch manner of its back-up power source, which is with high reliability and suitable for feeding power to important loads.
介绍了一种高可靠性的适合带重要负荷的电气主接线方式以及该主接线的备自投方案。
This paper is for introducing a main connection scheme and auto-switch manner of its back-up power source, which is with high reliability and suitable for feeding power to important loads.
介绍了一种高可靠性的适合带重要负荷的电气主接线方式以及该主接线的备自投方案。
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