Eventually this page will talk about the technical aspects of electrical over-current device selectivity and coordination.  It will include life safety condiserations, code requirements, and best practices.

We're still fleshing out the core tech of the site right now, so this will have to wait.  But if you're reading this right now, you probably already know all about selectivity and coordination.

So go ahead as start building a time-current curve for your enjoyment!

Here are some useful tables:

TABLE 310.16 - INSULATED CONDUCTOR RATINGS