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Submersible axial flow pump and Submersible mixed flow pump
Application
QSZ submersible axial flow pump and QSH submersible mixed flow pump adopts the dry type fully enclosed submersible three-phase asynchronous motor with vertical upper pump structure. The pump is integrated with the motor and submerged into the water. It is mainly used in small and medium-sized electromechanical irrigation and drainage stations in plain areas and the pump is suitable for emergency flood control and drainage.
Features:
QSZ submersible axial flow pump and QSH submersible mixed flow pump can be operated remotely or controlled automatically, no pump room (pump station) is built in China, and no ground construction facilities are required, thus greatly saving the investment of station construction. The pumps have Simple structure, installation and use, easy maintenance, safe and reliable operation, high efficiency, etc.
Working conditions:
50HZ, 380V,3Phase
Water temperature less than 40DegC.
PH of water: 5.5-8.5
Submerged depth more than 0.8m.
Inclination or vertical installation
Flow: 450m3/h -3000m3/h
Head:3m-10m
Model description:
300QSZ-5.4-18.5
300: pump outlet (300mm)
QSZ: submersible axial flow pump
QSH: submersible mixed flow pump
5.4: lift head (5.4m)
18.5: motor power（18.5KW）
| MODEL | Head (m) | Flow | power | Efficiency (%) | Current | Speed |
| (m3/h) | (kw) | (A) | (r/min) | |||
| 300QSZ-3.4-13 | 3.4 | 800 | 13 | 60 | 30 | 1450 |
| 300QSZ-5.4-18.5 | 5.4 | 800 | 18.5 | 63 | 42 | 1450 |
| 350QSZ-2.7-18.5 | 2.7 | 1500 | 18.5 | 63 | 42 | 1450 |
| 350QSZ-5-30 | 5 | 1250 | 30 | 65 | 65 | 1450 |
| 350QSZ-7.8-37 | 7.8 | 1170 | 37 | 64 | 80 | 1450 |
| 500QSZ-3-30 | 2.9 | 2250 | 30 | 61 | 65 | 1450 |
| 500QSZ-2.6-40 | 2.6 | 3000 | 40 | 67 | 85 | 980 |
| 500QSZ-4-40 | 4 | 1960 | 40 | 67 | 85 | 980 |
| 500QSZ-6.3-55 | 6.3 | 2160 | 55 | 64 | 120 | 980 |
| 250QSH-5.5-11 | 5.5 | 450 | 11 | 60 | 26 | 1450 |
| 250QSH-8-18.5 | 8 | 450 | 18.5 | 63 | 42 | 1450 |
| 300QSH-8-25 | 8 | 750 | 25 | 64 | 56 | 1450 |
| 300QSH-12-37 | 12 | 750 | 37 | 64 | 80 | 1450 |
| 350QSH-10-45 | 10 | 1100 | 45 | 68 | 95 | 1450 |
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