(ROSSLYN, VA)—The National Electrical Manufacturers Association (NEMA) has published ANSI C12.10 Physical Aspects of Watthour Meters—Safety Standard.
ANSI C12.10-2011 covers the physical aspects of both detachable and bottom-connected watthour meters and associated registers. These include ratings, internal wiring arrangements, pertinent dimensions, markings, and other general specifications. It includes references to the latest version of ANSI C12.1 and ANSI C12.20 for performance requirements. Dimensions and other relevant specifications given in this standard have been coordinated with ANSI C12.7-2005 American National Standard Requirements for Watthour Meters Sockets..
The contents and scope of C12.10-2011 may be viewed at www.nema.org/stds/c12-10.cfm. A hard or electronic copy may be purchased for $89 by visiting global.ihs.com or by contacting IHS at 800-854-7179 (U.S. only), 303-397-7956 (international), or 303-397-2740 (fax).
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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