Multistage centrifugal pumps

Multilevel compared with single-stage pump, the difference is that the pump has more than two impellers, subparagraph multi-order suction and water pressure, water to ascend to a higher position, head increase or decrease as needed pump impeller of the series. Multistage pump is mainly used for mine drainage, urban and industrial water supply, agricultural irrigation use rarely, and only applies to high-lift, small mountain area of flow of water to solve the drinking water problem. Multilevel high pumps with vertical and horizontal type two, main model d and DL type multistage centrifugal pump, DW, DWL-small multistage centrifugal pump.