Original Equipment Manufacturers
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            Standards and legislation

             

             
             

            For more information about international standards, click on one of these useful links:
             

            UL (Underwriters Laboratories)

            NEC 409/UL/ 508 (Our Support Web Site in the US)

            IEC (International Electrotechnical Commission):

            ISO (International Organization for Standardization)

            JSA (Japanese Standards Association)