Service Equipment 250.24, 2014 NEC, (11min:40sec)

http://www.MikeHolt.com/code. Learn Grounding - Service Equipment with code expert Mike Holt in this excerpt from his best-selling library - Understanding the National Electrical Code Volume 1 DVD program. For over 40 years, Mike Holt Enterprises has been providing quality electrical code training to help electrical professionals learn the code, prepare for exams, and improve their electrical knowledge.

Видео Service Equipment 250.24, 2014 NEC, (11min:40sec) канала MikeHoltNEC