Railroad signal power system is a special supply power source for train running. The high reliability is required. Thus, its supervisor and control become very important.

铁路信号电源系统是专门给列车运营信号供电的，其可靠性要求非常高，因此，对铁路信号电源的监视和控制十分重要。

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Research and improve the performance of auxiliary power supply system to ensure stability, security, power train research and design staff is the main task.

研讨和完好辅帮供电体解机能，确保稳固、安齐的列车供电非研讨和设计己员从要的义务。

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Briefly described are the performance features, operation conditions of the DC600V power supply system on train, as well as the working principles and technical parameters of main parts.

简要叙述了DC 6 0 0 V列车供电系统性能特点、运用情况、主要部件的工作原理及技术参数。

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