For analysing the integrated power and transport system a new model capable of calculating optimal investments in both power plants and vehicle technologies is presented in this article. (primary >= 1000V) (secondary < 1000V) Integrated power distribution system in a free-standing enclosure, with or without aisles. Driven by global decarbonization goals, sector-wide electrification, and the exponential rise of AI-powered data centers, energy systems are now working to accommodate rapid demand growth while balancing dispatchable fossil fuels to weather-dependent, inverter-based renewable resources. Methods: To model the uncertainties in wind and solar power outputs, we employed three-parameter Weibull distribution models. Eaton's Integrated Power Assemblies (IPA) are fully customizable, prefabricated e-houses that contain Eaton's wide-ranging product offerings including Power Distribution & Control Assemblies equipment.