Abstract:With the development of Internet technology, advanced sensing technology, communication technology and computer technology are widely used in intelligent building electrical equipment, thus accelerating the development and application of building electrical monitoring system.In order to better realize the building electrical equipment remote monitoring, on the basic of B/S mode and C/S mode monitoring system of in-depth study, using the L - N (Local - monitoring - Network) bus, at the same time, combining with the HTTP protocol, key technologies and methods, such as Ajax and JSP, achieved across different platforms between remote Web building electrical equipment monitoring system, experimental test results show that the Web page of the monitor and control system of simple and easy operation, stable running and can satisfy the requirements of the users of building electrical equipment monitoring, through practical application,To meet the requirements of users can remotely use the browser to achieve all the electrical equipment in the LAN running conditions for on-site real-time monitoring and adjustment.