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Electrical Troubleshooting Quiz - Jan. 20, 2015

2015-01-20 17:26:00| Electrical Construction & Maintenance

Several motors supplied by the same MCC blow their overloads regularly. The loss of production is making this problem a priority. read more

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Code Quiz: Grounding of Strut-Type Channel Raceway

2015-01-08 18:06:58| Electrical Construction & Maintenance

Where a strut-type channel raceway enclosure uses a snap-fit metal cover to achieve electrical continuity in accordance with the listing, read more

Tags: code channel quiz grounding

 
 

Electrical Troubleshooting Quiz - Jan. 6, 2015

2015-01-05 21:05:34| Electrical Construction & Maintenance

Line 3 goes down far too often, and the cause is nearly always fried electronics. read more

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Electrical Troubleshooting Quiz - Dec. 23, 2014

2014-12-22 18:06:13| Electrical Construction & Maintenance

The plant engineer asked you to walk out to the small MCC near the plants paper making machine. read more

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Code Quiz: Motor and Controller Disconnecting Means

2014-12-18 00:02:30| Electrical Construction & Maintenance

With respect to a motor circuit application, the disconnecting means at the controller location is in sight from and 15 ft from the controller. read more

Tags: code means motor controller

 

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