本系列泵是单吸、多级、分段式离心泵，供中型热电厂的高压锅炉给水或油田注水，介质最高温度≤160°C。锅炉给水泵的吸口和排出口都是垂直向上，注水泵的吸入口在侧面。泵的转子由两端的滑动轴承来支撑，通过辅助油泵对轴承强制润滑，轴承室可通入冷却水。
| DG型分段式高压锅炉给水泵参数表 |
| 型号 | 流量 | 扬程 m |
转速 r/min |
效率 % |
功率 kw |
必需汽 蚀余量 m |
||
| m³/h | L/s | 轴功率 | 电机功率 | |||||
| DG85-80x3 | 50 | 13.9 | 252.3 | 2970 | 60 | 57.3 | 110 | 4 |
| 85 | 23.6 | 240 | 69 | 80.5 | 4.8 | |||
| 120 | 33.3 | 209 | 67 | 102 | 6.2 | |||
| DG85-80x4 | 50 | 13.9 | 336 | 2970 | 60 | 76.3 | 160 | 4 |
| 85 | 23.6 | 320 | 69 | 107.4 | 4.8 | |||
| 120 | 33.3 | 279 | 67 | 136.1 | 6.2 | |||
| DG85-80x5 | 50 | 13.9 | 420 | 2970 | 60 | 95.3 | 185 | 4 |
| 85 | 23.6 | 400 | 69 | 134.2 | 4.8 | |||
| 120 | 33.3 | 348 | 67 | 169.8 | 6.2 | |||
| DG85-80x6 | 50 | 13.9 | 505 | 2970 | 60 | 114.6 | 220 | 4 |
| 85 | 23.6 | 480 | 69 | 161.1 | 4.8 | |||
| 120 | 33.3 | 418 | 67 | 203.9 | 6.2 | |||
| DG85-80x7 | 50 | 13.9 | 590 | 2970 | 60 | 133.9 | 250 | 4 |
| 85 | 23.6 | 560 | 69 | 187.9 | 4.8 | |||
| 120 | 33.3 | 488 | 67 | 238.1 | 6.2 | |||
| DG85-80x8 | 50 | 13.9 | 673 | 2970 | 60 | 152.8 | 280 | 4 |
| 85 | 23.6 | 640 | 69 | 214.8 | 4.8 | |||
| 120 | 33.3 | 557 | 67 | 271.7 | 6.2 | |||
| DG85-80x9 | 50 | 13.9 | 756 | 2970 | 60 | 171.6 | 315 | 4 |
| 85 | 23.6 | 720 | 69 | 241.6 | 4.8 | |||
| 120 | 33.3 | 627 | 67 | 305.9 | 6.2 | |||
| DG85-80x10 | 50 | 13.9 | 841 | 2970 | 60 | 190.9 | 355 | 4 |
| 85 | 23.6 | 800 | 69 | 268.4 | 4.8 | |||
| 120 | 33.3 | 697 | 67 | 340 | 6.2 | |||
| DG85-80x11 | 50 | 13.9 | 925 | 2970 | 60 | 210 | 400 | 4 |
| 85 | 23.6 | 880 | 69 | 295.3 | 4.8 | |||
| 120 | 33.3 | 766 | 67 | 373.7 | 6.2 | |||
