Real-time monitoring: DTU distribution network automation terminal can monitor the current, voltage, power and other parameters of each node in the distribution network in real time, detect abnormal conditions in a timely manner, quickly locate and eliminate faults, and improve. Real-time monitoring: DTU distribution network automation terminal can monitor the current, voltage, power and other parameters of each node in the distribution network in real time, detect abnormal conditions in a timely manner, quickly locate and eliminate faults, and improve. DTU distribution network automation terminal is such an intelligent device, which can greatly improve the efficiency of distribution network management and reduce human errors, and provide timely and accurate monitoring and control of the power distribution system. The functional advantages of dtu. This paper pro-vides a comprehensive review and synthesis of research achievements in the field of intelligent acceptance systems for distribution automation terminals over the past few years. Firstly, this paper introduces the definition, composition, functions, and significance of distribution. The invention relates to the technical field of DTU terminals, in particular to an automatic DTU power distribution terminal with fault isolation and a use method thereof, which solve the problems that the existing DTU terminal is poor in protection effect in the installation and application. A new wave of innovation centers on Distribution automation terminal Intelligent diagnosis, which enables real‑time fault detection and predictive maintenance at the grid edge. In this evolving landscape, DTU Intelligent data solution in China has emerged as a practical approach to aggregate. Why RTUs in Distribution Automation? IEEE802. More than2,000 around10,000 RTUs per year. Key factors of DTU fault were analyzed at first. Then, the main concept of the Eclat algorithm was illustrated, and its performance was compared with FP-growth and Apriori algorithms using DTU fault.