... is used for waterworks, agricultural irrigation and drainage,pump station and so on water pumpOTK65-270B Q=68m3/h,H=194m, speed=2900rpm,efficiency=73 ... 275mm, flange inlet=100mm, flange outlet=65mmOTK65-270B Q=61m3/h,H=159m, speed=2900rpm,efficiency=71.5%, shaft power=36. ... 255mm, flange inlet=100mm, flange outlet=65mmOTK65-270B Q=57m3/h,H=135m, speed=2900rpm,efficiency=70%, shaft power=30kw,motor power ...