本电源系列是铁路信号电源屏给微机联锁、CTC设备、信号点灯、道岔表示提供AC稳压电源的配电单元，模块输出采用主备切换工作方式的电源。型号有：AC220V/13A、AC220V/10A。

   This power supply series is used in railway signal power panel toprovide AC regulated power supply to the computer interlocking, CTC equipment, signal lighting, and switch indication. The power module’s output adopts the mode of switching between master and standby power supply. Models: AC220V/13A and AC220V/10A.