In Part 1 of this two-part series, we presented a 3-phase, 480VAC motor circuit with its associated controls (Figure). We stepped through a logical, systematic approach to troubleshoot the main power ...

Art. 430, Part VI provides the requirements for motor control circuits, but not for the actual motor controllers (those are covered by Part VII). Most of it has to do with overcurrent protection. The ...

Note: This specialization requires purchase of a hardware kit in order to apply your knowledge and skill with real world tools. The hardware will be used to complete the lab exercises across the four ...