Net Pump Pressure 2 : Pressure produced by a pump; it is the difference between the intake pressure and the discharge pressure if the water is taken under pressure from a hydrant. See also: Dynamic Suction Lift.
Ralph W. Burklin & Robert G. Purington, Fire Terms: A Guide to Their Meaning and Use, National Protection Association, Boston, MA 1980 USA. (Guide: Meaning and Use, Nat Prot Association Fr Srvc - Amer) {457}