Small power transformers have become a significant element in distribution systems supplying large commercial customers like major resort hotels and site-specific industrial customers that desire the local utility to own, operate, and maintain the serving transformer. These transformers can range in...

General considerations are presented for the electrical protection of telecommunication facilities serving electric supply locations. This document contains material which is common to the 487-family of Standards (i.e., dot-series) including fundamental protection theory, basic electrical protection...

Information pertaining to the installation of mobile substation equipment up to 245 kV is provided in this guide.

The design, installation, and protection of wire and cable systems in substations are covered in this guide, with the objective of minimizing cable failures and their consequences.

This standard provides a procedure that shall be used to (1) assess structures for atmospheric corrosion; (2) assess the level of risk to the structure in terms of corrosion attack and degradation to the existing coating system; (3) make informed decisions based on those findings as to whether coati...