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NEMA IA 10036-2026
Controllers, Contactors and Overload Relays Rated 600 V
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: National Electrical Manufacturers Association [nema]