The scope of this article covers the requirements for branch circuits and feeders running on or between buildings, structure, or poles on the premises, which would also include the wiring for the supply of utilization equipment that is located on or attached to the outside of buildings, structures or poles.

Many times, the various parts of the electrical distribution of carnivals are composed and mended from random parts and pieces and inevitably show the consequences of life on the road.

One of the most basic calculations for any power system, and arguably the least understood and most misrepresented, is the calculation of available fault current.

Yes, UL has certified small wind turbines under the product category Small Wind Turbine Generating Systems (ZGEN)