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1.DF multi-stage corrosion-resistant centrifugal pump Overview: DF horizontal multistage centrifugal single suction, multi-stage, segmented corrosion-resistant centrifugal pump for conveying non-solid particles of non-corrosive liquids. Transmission medium temperature of -20 ℃ ~ 105 ℃, allowing the inlet pressure of 0.6MPa. 2.DF multi-stage corrosion-resistant centrifugal pump parameters: Flow Q 2 ~ 336m3 / s Head H 84 ~ 666m 3.DF corrosion-resistant multistage centrifugal pump performance parameters Parameters Model Flow Q Lift H speed n-axis power Pa with Motor efficiency η Necessary NPSH Impeller nominal diameter Inlet and outlet pump Weight Power Model m / h L / smr / min kw kw% m mm mm kg DF40 Ⅱ × 3 2 3 4 0.56 0.83 1.11 118.2 114.6 110.4 2980 5.6 5.8 6 7.5 Y132S2 -2 11.5 16 20 2.3 2.5 2.7 180 40 40 135 DF40 Ⅱ × 4 2 3 4 0.56 0.83 1.11 157.6 152.8 147.8 2980 7.5 7.8 8 11 Y160M1-2 11.5 16 20 2.3 2.5 2.7 180 40 40 152 DF40 Ⅱ × 5 2 3 4 0.56 0.83 1.11 2980 9.4 9.7 10 15 Y160M2-2 11.5 16 20 2.3 2.5 2.7 180 40 40 168 DF40II × 6 2 3 4 0.56 0.83 1.11 236.4 229.2 220.8 2980 11.3 11.7 12 15 Y160M2-2 11.5 16 20 2.3 2.5 2.7 180 40 40 185 DF40 Ⅱ × 7 2 3 4 0.56 0.83 1.11 275.8 267.4 257.6 2980 13.2 13.6 14 18.5 Y160L-2 11.5 16 20 2.3 2.5 2.7 180 40 40 201 DF40 Ⅱ × 8 2 3 4 0.56 0.83 1.11 315.2 305.6 294.4 2980 15.1 15.5 16 18.5 Y160L -2 11.5 16 20 2.3 2.5 2.7 180 40 40 218 D. F40IIG × 3 2 3 4 0.56 0.83 1.11 133.5 130.5 126 2980 6.1 6.4 6.7 11 Y160M1-2 12 16.5 20.5 2.3 2.5 2.7 180 40 40 135 DF40ⅡG × 4 2 3 4 0.56 0.83 1.11 2980 8.1 8.6 8.9 11 Y160M1-2 12 16.5 20.5 2.3 2.5 2.7 180 40 40 152 DF40 Ⅱ G × 5 2 3 4 0.56 0.83 1.11 222.5 217.5 210 2980 10.2 10.7 11.2 15 Y160M2-2 12 16.5 20.5 2.3 2.5 2.7 180 40 40 168 DF40 Ⅱ G × 6 2 3 4 0.56 0.83 1.11 2980 12.2 12.8 13.4 18.5 Y160L-2 12 16.5 20.5 2.3 2.5 2.7 180 40 40 185 DF40IIG × 7 2 3 4 0.56 0.83 1.11 311.5 304.5 294 2980 14.2 15 15.6 18.5 Y160L-2 12 16.5 20.5 2.3 2.5 2.7 180 40 40 201 DF40IIG × 8 2 3 4 0.56 0.83 1.11 2980 16.3 17.2 17.8 22 Y180M-2 12 16.5 20.5 2.3 2.5 2.7 180 40 40 218 DF25-50 × 3 15 25 28 4.16 6.94 7.78 2980 16.7 19.6 21.5 30 Y200L1 -2 36.6 50 50 2.4 2.7 2.8 196 80 80 270