Pump, Rotary Vane : A positive displacement pump characterized by the use of a single rotor with vanes that move with pump rotation to create a void and displace liquid
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}