The National Electrical Manufacturers Association (NEMA) has published ICS 20-2009 Informational Guide to Electrical Industrial Topics.
This new publication provides information on various topics of interest related to the application and proper usage of electrical equipment in the global marketplace. Subjects include enclosure type ratings, wire sizing, and feeder and branch circuits.
ICS 20 may be downloaded at no charge, or a hardcopy purchased for $67, by visiting www.nema.org/stds/ics20.cfm, or by contacting IHS at 800-854-7179 (within the U.S.), 303-397-7956 (international), 303-397-2740 (fax), or global.ihs.com/.
NEMA is the association of electrical and medical imaging equipment manufacturers. Founded in 1926 and headquartered near Washington, D.C., its approximately 450 member companies manufacture products used in the generation, transmission and distribution, control, and end use of electricity. These products are used in utility, industrial, commercial, institutional, and residential applications. The association’s Medical Imaging & Technology Alliance (MITA) Division represents manufacturers of cutting-edge medical diagnostic imaging equipment including MRI, CT, x-ray, and ultrasound products. Worldwide sales of NEMA-scope products exceed $120 billion. In addition to its headquarters in Rosslyn, Virginia, NEMA also has offices in Beijing and Mexico City.