智能电源监控系统。功能： 主监控单元；交流检测单元；电池检测与巡检单元(可选带模拟接口功能)；馈线检测及硅链调压单元；绝缘监察及接地选线单元 -Intelligent power monitoring system. Function: The main monitoring unit exchange detection unit battery testing and inspection unit (with optional analog interface functions)