electrical - Alt hot white and red wires, neutral black? How to connect motion detector switch - Home Improvement Stack Exchange
electrical - How many wires per connector, why is a black wire connected to a white wire, how to install brace bar without attic access? - Home Improvement Stack Exchange
Why are Electric Wires Color Coded the Way They Are?
My house wiring is red, black and white+green (ground), the fans wiring is blue, black and white+green (ground) How should this be wired? - Quora