Parallel Operation 2 : The operation of a centrifugal pump in which each impeller discharges into a common outlet, thereby providing greater flow rate at reduced pressure. See: Capacity Operation, Volume Operation
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}