Motor, Totally Enclosed Fan-Cooled : A totally enclosed motor equipped for exterior cooling by means of a fan or fans integral with the motor but external to the enclosing parts
NFPA 20 Standard for the Installation of Stationary Pumps for Fire Protection, 2007 ed. http://www.saltech.co.il/_Uploads/dbsAttachedFiles /NFPA_20.pdf, (Std: Instll of Stnry Pumps for Fr Prac - Amer) {188 NFC}