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ZWL direct connected self-priming sewage pump sets self-priming and non-clogging sewage in one, using axial reflux outer recirculation through the pump body, impeller passage of a unique design, without having to install bottom valve and irrigation water , the suction 60% and outlet diameter fiber length is five times the diameter of the outlet liquid containing large particles of solid impurities in diameter , and its self-priming height of 5 meters , can replace all types of diving , liquid-type sewage pumps. Widely used in chemical , electrical , mining , paper, textile, printing and dyeing , environmental protection, medicine, food . Ponds farming , municipal sewage and other industries, it is now our best trash pump pumping contain solid particles , fibers, pulp and mix the suspension medium .
ZWL Self-priming sewage pump without clogging compared with similar products , has a simple structure , good performance self-priming , sewage capacity , high efficiency, easy maintenance , etc. , is the first domestic sewage pump series products. The performance indicators in the leading domestic and international advanced level , with broad application market and development prospects.
Used in chemical, petroleum , pharmaceutical, mining , paper , fiber, pulp , textile , food , power plants and municipal sewage works, public facilities, sewage , Ponds farming and other industries.
1 , sewage capacity : attempts to prevent the special impeller design to ensure efficient and non-clogging pump .
2 , energy efficient : using hydraulic model , self-priming high- efficiency than the average of 3 to 5%.
3 , self-priming performance : self-absorption is generally self-priming height than one meter high, and self-absorption time is shorter.
Working conditions
1 , ambient temperature ≤ 24 ºC, medium temperature ≤ 60 ºC.
2 , medium PH value 6-9 iron pump , stainless steel pump is 1 to 14.
3 , maximum particle diameter of the pump through bore 60% , fiber length of 5 times the diameter .
4 , the total weight of impurities in the medium does not exceed 15% of the total weight of the medium , medium weight does not exceed 1240kg/m3.
Technical Parameters
Flow :5-800m3 / h;
Head :12-60m;
Motor power :2.2-55KW;
Speed :1450-2900r / min;
Diameter : φ25-φ300;
Medium temperature : ≤ 100 ºC;
Self-priming height :4.5-6 .0 m.
| 1 Motor | 2 Pump shaft(Motor shaft) |
| 3 Water retaining ring | 4 Mechanical seal |
| 5 Pump cover | 6 Pump body |
| 7 Impeller | 8 Sealing ring |
| 9 Drain bolt | 10 Bottom cover plate |
| 11 Base plate | 12 Gas-liquid separation chamber |
| 13 Outlet flange | 14 Plus valve |
| 15 Check valve disc | 16 Intlet flange |
| Type | Flow Q (m3/h) |
Head H (m) |
Power (kw) |
RPM (r/min) |
efficiency (%) |
net positive suction head (m) |
Maximum suction (m) |
self-priming time (min/5m) |
weight (kg) |
| ZWL25-8-15 | 8 | 15 | 2.2 | 2900 | 45 | 2.0 | 5.5 | 3 | 100 |
| ZWL32-5-20 | 5 | 20 | 2.2 | 2900 | 45 | 2.5 | 5.5 | 3 | 100 |
| ZWL32-10-20 | 10 | 20 | 2.2 | 2900 | 45 | 2.5 | 5.5 | 3 | 100 |
| ZWL32-9-30 | 9 | 30 | 3 | 2900 | 48 | 2.5 | 5.5 | 3 | 120 |
| ZWL40-10-20 | 10 | 20 | 2.2 | 2900 | 45 | 2.5 | 5.5 | 3 | 100 |
| ZWL40-20-15 | 20 | 15 | 2.2 | 2900 | 45 | 2.5 | 5.5 | 3 | 100 |
| ZWL40-15-30 | 15 | 30 | 3 | 2900 | 48 | 2.5 | 5.5 | 3 | 120 |
| ZWL50-10-20 | 10 | 20 | 2.2 | 2900 | 45 | 2.5 | 5.5 | 3 | 100 |
| ZWL50-20-12 | 20 | 12 | 2.2 | 2900 | 45 | 2.5 | 5.5 | 3 | 100 |
| ZWL50-15-30 | 15 | 30 | 3 | 2900 | 48 | 2.5 | 5.5 | 3 | 120 |
| ZWL50-20-35 | 20 | 35 | 5.5 | 2900 | 48 | 2.5 | 5.5 | 3 | 150 |
| ZWL65-30-18 | 30 | 18 | 4 | 1450 | 45 | 2.5 | 5.5 | 3 | 200 |
| ZWL65-25-30 | 25 | 30 | 5.5 | 2900 | 50 | 3.0 | 5.5 | 3 | 20 |
| ZWL65-25-40 | 25 | 40 | 7.5 | 2900 | 50 | 3.0 | 5.5 | 2 | 200 |
| ZWL65-40-25 | 40 | 25 | 7.5 | 1450 | 50 | 3.0 | 5.5 | 2 | 200 |
| ZWL65-65-25 | 65 | 25 | 11 | 2900 | 52 | 3.0 | 5.5 | 2 | 240 |
| ZWL80-40-16 | 40 | 16 | 4 | 1450 | 50 | 3.0 | 5.0 | 3 | 240 |
| ZWL80-40-25 | 40 | 25 | 7.5 | 1450 | 50 | 3.0 | 5.5 | 2 | 200 |
| ZWL80-25-40 | 25 | 40 | 7.5 | 2900 | 50 | 3.0 | 5.5 | 2 | 200 |
| ZWL80-65-25 | 65 | 25 | 11 | 2900 | 52 | 3.0 | 5.5 | 2 | 240 |
| ZWL80-80-35 | 80 | 35 | 15 | 2900 | 45 | 3.0 | 5.5 | 2 | 285 |
| ZWL80-80-35 | 80 | 35 | 15 | 1450 | 50 | 3.0 | 5.5 | 3 | 450 |
| ZWL80-50-60 | 50 | 60 | 22 | 2900 | 55 | 3.0 | 5.0 | 2 | 340 |
| ZWL100-100-15 | 100 | 15 | 7.5 | 1450 | 50 | 4.0 | 5.5 | 3 | 300 |
| ZWL100-80-20 | 80 | 20 | 7.5 | 1450 | 53 | 4.0 | 5.5 | 3 | 300 |
| ZWL100-100-20 | 100 | 20 | 11 | 1450 | 53 | 4.0 | 5.5 | 3 | 340 |
| ZWL100-100-30 | 100 | 30 | 22 | 1450 | 53 | 4.0 | 5.5 | 3 | 510 |
| ZWL125-120-20 | 120 | 20 | 15 | 1450 | 55 | 4.5 | 5.5 | 2 | 500 |
| ZWL150-180-14 | 180 | 14 | 15 | 1450 | 60 | 5.0 | 5.5 | 2 | 500 |
| ZWL150-180-20 | 180 | 20 | 22 | 1450 | 60 | 5.0 | 5.0 | 3.5 | 570 |
| ZWL150-180-38 | 180 | 30 | 37 | 1450 | 65 | 5.0 | 5.0 | 3 | 680 |
| ZWL150-180-38 | 180 | 38 | 55 | 1450 | 45 | 5.0 | 6.0 | 3 | 800 |
| ZWL200-280-14 | 280 | 14 | 22 | 1450 | 65 | 5.0 | 5.0 | 3.5 | 700 |
| ZWL200-280-28 | 280 | 28 | 55 | 1450 | 55 | 4.8 | 5.2 | 3 | 940 |
| ZWL250-420-20 | 420 | 20 | 55 | 1450 | 61 | 6.0 | 4.5 | 2.5 | 1150 |
| ZWL300-800-14 | 800 | 14 | 55 | 1450 | 65 | 6.0 | 4.6 | 2.5 | 1140 |
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