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一、概述
该系列泵系卧式单吸多级分段式离心泵,采用了产品的水力模型,具运转和平稳、噪音低、安装维修方便等有点, 可供输送不含固体颗粒(磨料)、不含悬浮物的清水或物理化学性质类似于清水的其它液体之用。也可通过改变泵的材质(或泵过流部分的材质)、密封形式和增加冷却系统用于输送热水、油类、腐蚀性或含磨料的介质等。
二、性能范围
流量 Q:3.75~840m3/h
扬程 H:19~1800m
三、性能参数表
型号 | 转速 r/min | 流量Q | 扬程 m | 效率 | 功率kw | 汽蚀余量 m | ||
m3/h | L/S | 轴功率pa | 电机功率 | |||||
DDG6-25*3 | 2950 | 3.75 | 1.04 | 76.5 | 33 | 2.37 | 5.5 | 2 |
6.3 | 1.75 | 75 | 45 | 2.36 | 2 | |||
7.5 | 2.08 | 73.5 | 47 | 3.91 | 2.5 | |||
DDG6-25*4 | 2950 | 3.75 | 1.04 | 102 | 33 | 3.16 | 7.5 | 2 |
6.3 | 1.75 | 100 | 45 | 3.81 | 2 | |||
7.5 | 2.08 | 98 | 47 | 4.26 | 2.5 | |||
DDG6-25*5 | 2950 | 3.75 | 1.04 | 127.5 | 33 | 3.95 | 7.5 | 2 |
6.3 | 1.75 | 125 | 45 | 4.77 | 2 | |||
7.5 | 2.08 | 122.5 | 47 | 5.32 | 2.5 | |||
DDG6-25*6 | 2950 | 3.75 | 1.04 | 153 | 33 | 4.37 | 11 | 2 |
6.3 | 1.75 | 150 | 45 | 5.72 | 2 | |||
7.5 | 2.08 | 147 | 47 | 6.39 | 2.5 | |||
DDG6-25*7 | 2950 | 3.75 | 1.04 | 178.5 | 33 | 5.52 | 11 | 2 |
6.3 | 1.75 | 175 | 45 | 6.67 | 2 | |||
7.5 | 2.08 | 171.5 | 47 | 7.45 | 2.5 | |||
DDG6-25*8 | 2950 | 3.75 | 1.04 | 204 | 33 | 6.31 | 15 | 2 |
6.3 | 1.75 | 200 | 45 | 7.63 | 2 | |||
7.5 | 2.08 | 196 | 47 | 8.52 | 2.5 | |||
DDG6-25*9 | 2950 | 3.75 | 1.04 | 229.5 | 33 | 7.1 | 15 | 2 |
6.3 | 1.75 | 225 | 45 | 8.58 | 2 | |||
7.5 | 2.08 | 220.5 | 47 | 9.58 | 2.5 | |||
DDG6-25*10 | 2950 | 3.75 | 1.04 | 255 | 33 | 7.89 | 18.5 | 2 |
6.3 | 1.75 | 250 | 45 | 9.53 | 2 | |||
7.5 | 2.08 | 245 | 47 | 10.65 | 2.5 | |||
DDG6-25*11 | 2950 | 3.75 | 1.04 | 280.5 | 33 | 8.68 | 18.5 | 2 |
6.3 | 1.75 | 275 | 45 | 10.5 | 2 | |||
7.5 | 2.08 | 269.5 | 47 | 11.71 | 2.5 | |||
DDG6-25*12 | 2950 | 3.75 | 1.04 | 306 | 33 | 9.47 | 18.5 | 2 |
6.3 | 1.75 | 300 | 45 | 11.44 | 2 | |||
7.5 | 2.08 | 294 | 47 | 12.78 | 2.5 | |||
DDG12-25*3 | 2950 | 7.5 | 2.08 | 84.6 | 44 | 3.93 | 7.5 | 2 |
12.5 | 3.47 | 75 | 54 | 4.73 | 2 | |||
15 | 4.17 | 69 | 53 | 5.32 | 2.5 | |||
DDG12-25*4 | 2950 | 7.5 | 2.08 | 112.8 | 44 | 5.24 | 11 | 2 |
12.5 | 3.47 | 100 | 54 | 6.3 | 2 | |||
15 | 4.17 | 92 | 53 | 7.09 | 2.5 | |||
DDG12-25*5 | 2950 | 7.5 | 2.08 | 141 | 44 | 6.55 | 11 | 2 |
12.5 | 3.47 | 125 | 54 | 7.88 | 2 | |||
15 | 4.17 | 115 | 53 | 8.86 | 2.5 | |||
DDG12-25*6 | 2950 | 7.5 | 2.08 | 169.2 | 44 | 7.85 | 15 | 2 |
12.5 | 3.47 | 150 | 54 | 9.46 | 2 | |||
15 | 4.17 | 138 | 53 | 10.64 | 2.5 | |||
DDG12-25*7 | 2950 | 7.5 | 2.08 | 197.4 | 44 | 9.16 | 15 | 2 |
12.5 | 3.47 | 175 | 54 | 11 | 2 | |||
15 | 4.17 | 61 | 53 | 12.41 | 2.5 | |||
DDG12-25*8 | 2950 | 7.5 | 2.08 | 225.6 | 44 | 10.47 | 18.5 | 2 |
12.5 | 3.47 | 200 | 54 | 12.61 | 2 | |||
15 | 4.17 | 184 | 53 | 14.18 | 2.5 | |||
DDG12-25*9 | 2950 | 7.5 | 2.08 | 253.8 | 44 | 11.78 | 18.5 | 2 |
12.5 | 3.47 | 225 | 54 | 14.18 | 2 | |||
15 | 4.17 | 207 | 53 | 15.95 | 2.5 | |||
DDG12-25*10 | 2950 | 7.5 | 2.08 | 282 | 44 | 13.09 | 22 | 2 |
12.5 | 3.47 | 250 | 54 | 15.76 | 2 | |||
15 | 4.17 | 230 | 53 | 17.73 | 2.5 | |||
DDG12-25*11 | 2950 | 7.5 | 2.08 | 310.2 | 44 | 14.4 | 22 | 2 |
12.5 | 3.47 | 275 | 54 | 17.34 | 2 | |||
15 | 4.17 | 253 | 53 | 19.5 | 2.5 | |||
DDG12-25*12 | 2950 | 7.5 | 2.08 | 338.4 | 44 | 15.7 | 30 | 2 |
12.5 | 3.47 | 300 | 54 | 18.9 | 2 | |||
15 | 4.17 | 276 | 53 | 21.3 | 2.5 |