Electrical Troubleshooting Quiz - January 17, 2017 VCTStyle/iStock/Thinkstock

Electrical Troubleshooting Quiz - January 17, 2017

There is a methodology to assessing and correcting sources of vibration.

A couple of years ago, an electrical testing firm conducted vibration testing on several large loads. These included the four 400-hp motors for the plant air system and several 100-hp motors in a key process area. They recommended corrective measures be taken on all but two of these, and another shop performed the work.

The testing firm recommended annual vibration testing on all of these motors plus all of the motors that were essential to the production lines and conveyor system.<

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