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Code Quiz: Grounding of Motors, Motor Circuits and Controllers

2018-02-08 17:25:48| Electrical Construction & Maintenance

When grounding exposed non-current-carrying metal parts of motors and controller frames to prevent a voltage above ground in the event of accidental contact between energized parts and frames, what are suitable alternatives to grounding of motors und

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Code Quiz of the Week: No. 112

2018-02-05 15:27:08| Electrical Construction & Maintenance

Take this weekly quiz to test your knowledge of the 2014 National Electrical Code (NEC) requirements. The Code Quiz features three questions that are presented in a True/False, Fill-in-the-Blank, or Multiple Choice format. The answer to each question

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Code Quiz of the Week: No. 111

2018-01-29 16:17:37| Electrical Construction & Maintenance

Take this weekly quiz to test your knowledge of the 2014 National Electrical Code (NEC) requirements. The Code Quiz features three questions that are presented in a True/False, Fill-in-the-Blank, or Multiple Choice format. The answer to each question

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Code Quiz of the Week: No. 110

2018-01-22 15:17:35| Electrical Construction & Maintenance

Take this weekly quiz to test your knowledge of the 2014 National Electrical Code (NEC) requirements. The Code Quiz features three questions that are presented in a True/False, Fill-in-the-Blank, or Multiple Choice format. The answer to each question

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Code Quiz: Grounding of Fixed Industrial Process Electrode-Type Boilers

2018-01-17 21:18:56| Electrical Construction & Maintenance

Fill in the blank. For boilers designed such that fault currents do not pass through the pressure vessel, and the pressure vessel is electrically isolated from the electrodes, all exposed non-current-carrying metal parts, including the pressure vesse

Tags: code process industrial fixed

 

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