The invention discloses an automatic detection simulation analog system of an ultra-large intelligent electric energy meter, and the automatic detection simulation analog system comprises a three-dimensional (3D) scene simulation module, an equipment archive maintenance module, an equipment unit management module, a scheme formulation module, a plan task compilation module, a service flow analog and control module, a database module and a running status analysis module. Aiming at the characteristics of the automatic detection system of the ultra-large intelligent electric energy meter that the process flow is complicated, multiple devices are needed, the production requirement is strict, and large difficulty is brought to the production management, task scheduling and new product research and development of the enterprise, instructions can be provided for multiple links of a real system such as the plan, design, equipment model selection, equipment manufacturing, installation, debugging and running by establishing the simulation analog system, scientific evidence can be provided for establishing relevant technical standards and operation strategies, the construction risk and the construction cost can be effectively reduced, and the construction period can be shortened.