The National Electrical Manufacturers Association (NEMA) has published NEMA KS 2-2011 Distribution Equipment Switch Application Guide, A User’s Reference. KS 2 provides application information for the proper selection, installation, and operation of distribution equipment switches up to 600 volts. Switch selection and application for UL 98, UL 977, and UL 1429 have been updated in this edition.
The KS series currently under revision includes KS 1. A new standard to the series, KS 3, will contain the maintenance requirements previously included in KS 2.
The contents and scope of the KS 2-2011 may be viewed or copies purchased for $61 by visiting www.nema.org/stds/ks2.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 equipment manufacturers, founded in 1926 and headquartered in Arlington, Virginia. Its member companies manufacture a diverse set of products including power transmission and distribution equipment, lighting systems, factory automation and control systems, and medical diagnostic imaging systems. Worldwide annual sales of NEMA-scope products exceed $120 billion.
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