The invention provides an intelligent distribution room online monitoring system, which includes a provincial company main station connected to a provincial company streaming media server and a municipal company main station, wherein the municipal company main station is connected to a state access controller; the state access controller is connected to a distribution room auxiliary monitoring platform and a substation equipment online monitoring platform; the distribution room auxiliary monitoring platform is connected to a distribution room auxiliary monitoring component; the distribution room auxiliary monitoring component is connected to the provincial company streaming media server; the provincial company streaming media server is connected to the provincial company main station; andthe substation equipment online monitoring platform is connected to the distribution room equipment online monitoring unit. The intelligent distribution room online monitoring system realizes all-weather state monitoring and intelligent control of the data of security, fire protection, videos, storage batteries and environmental monitoring of the whole station, as well as the receiving and processing of remote fault and unexpected situation alarm information, and provides reliability guarantee for the safe production of the distribution room by means of three means of monitoring, early warningand control.