The plant manager calls you into her office and tells you about a months-old motor failure problem in an area of the plant you’re not familiar with. Though this area makes up about 10% of the production floor, it’s responsible for 90% of the motor failures. Maintenance had sent the motors out to be examined by a motor shop. The shop suggested there were grounding problems, so maintenance drove ground rods for each motor. But that did not solve the problem. The plant manager says ...

Website Registration Required to Access this Content

Only registered users have access to Silver content. 

Registration on EC&M allows you exclusive access to high value content centered around proprietary research, expert NEC analysis and in-depth technical procedures.

Already registered? here.