What is typically a requirement for ensuring safe electrical design?

Meeting the minimum demand calculations is essential for ensuring safe electrical design because it ensures that the electrical system is sized appropriately to handle the expected load without being overstressed. Proper calculations take into account the total expected load, diversity of use, and future expansion needs, which helps to prevent overload conditions. This approach not only enhances safety by minimizing the risk of overheating and potential failures, but it also promotes efficient energy usage and system reliability.

Additionally, while oversizing equipment, consolidating under a single feeder, and using low-cost materials may seem beneficial under certain circumstances, they do not necessarily align with defined safety requirements and could lead to inefficiencies or risks if not managed properly. Hence, focusing on minimum demand calculations directly addresses the critical aspect of electrical safety in system design.