Total Head 1 : Total Rated Head: The total head developed at rated capacity and rated speed for either a horizontal split-case or a vertical shaft turbine-type pump
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}