This answer is based on the 2017 NEC. A. The effective ground-fault current path is made by bonding together the metal parts of electrical raceways, cables, enclosures, and equipment and to the supply ...

All Code references are based on the 2005 National Electrical Code. The grounding and bonding requirements in this column apply to solidly grounded systems that operate at not more than 600V, such as ...

For utilities, proper protection against high voltage transient overvoltages and overloads is critical to ensure maximum life of their power transformers. Failure to do so can result in significant ...

The role of circuit protection devices has traditionally been labeled as perhaps the least important aspect of a design: an afterthought and an oftentimes irritating detail. Today, the sophistication ...