All questions and answers are based on the 2017 NEC. Underlined text indicates a Code change. Q. What is the reason stated in the NEC for connecting electrical systems to the earth (grounding)? A.

A. Electrical power systems are grounded (connected to the earth) to limit the voltage induced by lightning, line surges, or unintentional contact by higher‑voltage lines and stabilize the system ...

Electrical and HVAC/R Training Center is a premier electrical, HVAC, & Green Technology training facility dedicated to educating all workers in the electrical & HVAC industry. Electrical and HVAC/R ...

NATCHITOCHES – Northwestern State University’s Office of Electronic and Continuing Education will sponsor a National Electrical Code Seminar beginning Monday, Nov. 3 in Room 122 of Russell Hall. The ...