Fire Fighting Lesson 3 Fire Pump System Description Sizing And

Fire Fighting Lesson 3 Fire Pump System Description Sizing And Fire pumps related to sprinkler systems usually comes as a set of three pumps: jockey pumps, electric or main pump and diesel pump.you will learn in this vid. These are: suction side (inlet) diameter, discharge side (outlet) diameter, and impeller diameter. these three pump dimensions are represented in a shorthand that looks like this: 3 x 2 x 11. above, the suction is 3 inches, the discharge is 2 inches, and the impeller diameter is 11 inches.

Learn Fire Fighting Lesson 3 Fire Pump System Description Sizing And An overview of the many types of fire pumps that are available. 2.4.6.5 for multiple centrifugal pumps, use a maximum of 110% of the pump rated flow capacity to meet the combined system demand and hose streams (if also supplied by the fire pump). 2.4.6.6 size the pump driver equal to or larger than the maximum peak power required by the pump at any point over its entire flow range. The jockey pump piping diagram will show its connections to the system, including the pressure switch that controls its operation. the piping diagram also includes other components such as check valves, backflow preventers, and pressure relief valves. these components are essential for the proper functioning of the fire protection system and. Multiply the area by the density number. include a set number of firefighter hoses. this calculation produces the expected water flow rate for your fire pump. for a 30,000 square foot building, the fire pump’s total flow rate is 475 gpm, calculated by multiplying 1,500 by 0.15 (density) and adding 250 (hose demand).