Electrical Construction & Maintenance

Stumped by the Code? NEC Requirements on the Termination of the Grounding Electrode Conductor to a Grounding Electrode and More

All questions and answers are based on the 2011 NEC. Q. What are the NEC requirements on the termination of the grounding electrode conductor to a grounding electrode? A. The mechanical elements used ...
Electrical Construction & Maintenance

Stumped by the Code? NEC Requirements on Grounding Electrode Requirements for Separately Derived Systems and GFCI protection Requirements of Space-Heating Cables

All questions and answers are based on the 2011 NEC. Q. What are the grounding electrode requirements for a separately derived system, such as a transformer? [250.30(A)(4)] A. First of all, let’s ...
Ohsonline.com

NEMA Publishes Grounding Rod Electrodes Standard

The National Electrical Manufacturers Association has published ANSI/NEMA GR 1-2007 Grounding Rod Electrodes and Grounding Rod Electrode Couplings. It provides practical information concerning ...