Courtesy of www.MikeHolt.com. All questions and answers are based on the 2023 NEC. Q1: Equipotential planes shall be installed adjacent to all outdoor service equipment or disconnecting means that ...

Take this weekly quiz to test your knowledge of the 2020 National Electrical Code (NEC) requirements. The Code Quiz features three questions that are presented in a True/False, Fill-in-the-Blank, or ...

OSHA has issued new arc flash guidance for the first time in almost 20 years. It consists of four parts, including a detailed document for employers and three one-page documents for workers. The new ...