I fully agree that load calculation would undoubtedly be, in the end, the only way to go. What I am trying to put together is a quick reference for people looking to get an initial rough estimate of what their type of business usually needs. I admit, approaching this problem from a utility...
I'm trying to develop some rules of thumb for small commercial generator sizing. I'm assuming that there are already some guidelines that utilities follow when placing transformers in new commercially zoned areas. I'm mainly interested in estimates for small commercial such as restaurants...