This solution covers a complete set of power equipment from low-voltage distribution cabinets, high-voltage switchgear to transformers, automation control systems, etc., aiming to provide comprehensive and customized power solutions for various users. Three voltage classes of equipment are detailed within the ANSI/NETA ECS The ANSI/NETA Standard for Electrical Commissioning Specifications for Electrical Power Equipment and Systems was developed for use by those responsible for testing and commissioning newly installed or retrofitted electrical. This paper comprehensively explores the technical management and risk prevention of high and low voltage complete sets of equipment in power engineering. It elaborates on technical management contents such as design and manufacturing standards, installation and commissioning management framework. Our high and low voltage complete electrical equipment solutions are designed based on a deep understanding of the current development trends in the power industry and accurate predictions of future power demand. Currently, Thor is the Technical Department Manager at Weisho Electric Co. They are known as complete switchgear assemblies because they integrate inside them such. The switchgear mainly consists of two parts: the cabinet body and the removable circuit breaker handcart. The interior of the cabinet is divided into busbar compartment, circuit breaker compartment, cable compartment and low-voltage secondary instrument compartment, equipped with a comprehensive.