Guide available online

Appleton is offering a downloadable IEC/NEC Classification Comparator Guide on its Web site to help electrical engineers better understand the similarities and differences between these two standards for installing electrical systems.

Available in Adobe PDF format, the 18-page comparator is an in-depth guidebook to understanding world standards for the classification of electrical equipment in hazardous locations, such as petrochemical plants, refineries, and chemical processing facilities. It provides an overview in current world standards and explains how to determine a “Zone” along with examples, installation methods, comparison charts, types of protection and other valuable information.

For more information, call (800)621-1506, visit, or e-mail