NEMA - National Electrical Manufacturers Association
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NEMA ICS 5 ERTA-2008
Scope
ForewordThis Standards Publication was prepared by a technical committee of the NEMA Industrial Automation Control Products and Systems Section. It was approved in accordance with the bylaws of NEMA and supersedes the indicated NEMA Standards Publication. This Standards Publication supersedes ICS 5-1993 Revision 1@ November 1996This Standards Publication provides practical information concerning ratings@ construction@ test@ performance and manufacture of industrial control equipment. These standards are used by the electrical industry to provide guidelines for the manufacture and proper application of reliable products and equipment and to promote the benefits of repetitive manufacturing and widespread product availability.?
NEMA ICS 5 ERTA-2008 history
2008NEMA ICS 5 ERTA-2008 Industrial Control and Systems Control-Circuit and Pilot Devices