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...
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...
It's that time again — when EC&M presents some of the most popular and bizarre Code violations we ran last year. Thanks to NEC Consultant Russ LeBlanc, who continues to amaze us with a seemingly unlimited supply of electrical...
Since EC&M readers continue to rank the National Electrical Code (NEC) as their No. 1 most-important topic, it's not surprising that the most popular photo gallery of 2018 was the "10 Craziest Code Violations of 2017." So once again this...