【摘要】 对造成信号机灯口电压超标问题的原因进行了系统分析,并提出了为适应智能电源屏供电实际,通过增加信号隔离变压器解决灯口电压调整问题的解决方法。更多还原

【Abstract】 In this article,we make an in-depth analysis on cause of the over threshold of the signal lamp socket voltage.Moreover,in order to adapt to the power supply of the smart power supply panel,we solved the problem of lamp socket voltage adjustment by adding extra signal isolation transformers.更多还原