NEMA direct current standards overview
USA, Virginia, Roslyn: The market for direct current (dc) products in medium- and low-voltage applications are already here.
USA, Virginia, Roslyn: The market for direct current (dc) products in medium- and low-voltage applications are already here.
USA, Virginia: The National Electrical Manufacturers Association (NEMA) published reinstated NEMA ST 20-2014 Dry Type Transformers for General Applications.