National Electrical Code

Jan 13, 2019

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...

Moving Violations Video No. 182: Exposed and Inaccessible

Jan 09, 2019

Someone created an electrical problem when they installed this railing.

What’s Wrong Here? Hint: Lack of Communication

Jan 09, 2019

Think you know how this installation violates the NEC?

Code Quiz: Equipment Operating at Over 1,000V – Circuit Breakers

Jan 09, 2019

For circuit breakers installed in equipment operating at over 1,000V, the interrupter rating of a circuit breaker shall not be less than the maximum fault current the circuit breaker will be required to interrupt, including _______ from all...

Code Q&A: Supplementary Overcurrent Protection Rules

Jan 09, 2019

Here's a refresher on where you can and can't use supplemental overcurrent protection devices.

Code Quiz of the Week: No. 159

Jan 06, 2019

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...

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