Updating the IEEE Color Books: A Review of IEEE Standard 3004.5

IEEE Standard 3004.5, IEEE Recommended Practice for the App lication of Low-Voltage Circuit Breakers in Industrial and Commercial Power Systems, provides information to help engineers select the proper low-voltage circuit breaker (LVCB) for a particular industrial or commercial power system application. This article provides an overview of what is in this new standard and highlights the new or revised content contained in IEEE Standard 1015-2006, Applying Low-Voltage Circuit Breakers Used in Industrial and Commercial Power Systems [2], also known as The Blue Book.