The invention discloses a system for power utilization control. The system includes a mass quasi-real-time data service platform used for obtaining machine account information of a user and power utilization data information of the user; according to the machine account information and power utilization data information, calculating power utilization residual information of the user; a master station used for obtaining power utilization residual information from the mass quasi-real-time data service platform, comparing the power utilization residual information with each set threshold value, determining a threshold value range to which the power utilization residual information belongs, and issuing power utilization control information corresponding to the threshold value range; and a terminal used for executing corresponding power utilization control operation according to the power utilization control information. The operation efficiency of a power supply enterprise is improved, the risk of electric charge collection is evaded, and earnings of the power supply enterprise are guaranteed. The invention also discloses a system for power utilization control, and the system has the abovementioned beneficial effects.