Most manufacturers recommend that the centrifugal fire pump be drained between the fire calls.
Fire pumps are essential part of many water- based fire protection system. Centrifugal pumps are the most common fire pump. They are used with most systems. In Centrifugal pump, pressure is developed by the action of centrifugal force or spinning. The water enters in the suction inlet and passes to the center of the impeller. Further, the rotation of the impeller, drives the water by centrifugal force to the rim where it discharges. They can provide large volume of water while providing high pressure boosts.
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