This paper emphatically introduces the structure, main functions and the function expanding methods of the automatic input device of WBT-1A compute r reserve-power supply, and expounds its debugging routine and applying results in practice.

• 着重介绍了WBT-1A微机备用电源自动投入装置的结构、主要功能及其功能的拓展方式,并对其调试过程以及在实际中的应用效果做了进一步的阐述。