MZW Self Priming Pump Series Sewage Application and Single-stage Pump Structure diesel trash self priming water pump is designed according to ISO internation Standard, using mechanical seal with ceramic ring to resist sandy liquid going into the sealing face, it is widly used in below applications:
- Environmental protection
- Construction
- Fire fighting
- Chemical industry
- Power plant
- Paper making
PUMP SPECIFICATIONS
·Usage: | Pure water, Sea water, The chemical media of an acid |
·Type: | MZW Self Priming Pump |
·Capacity | Up to 550m3/hr |
·Head | Up to 80 m |
·Speed: | Up to 3500 rpm |
·Size: | 25mm to 300mm (1"up to 12") |
·Temperature | Max.: 80 ºC |
·Drive | Diesel or Electric |
·Shaft | 40 Cr/45# Steel/2 Cr13 |
·Shaft seal | Mechanical seal |
·Motor Frequency | 50-60 Hz |
·Pump Casing | Cast iron/SS304/SS316 |
·Impeller | Cast iron/SS304/SS316 |
Structural Drawing

Performance Parameter

•SELECTION CHART
25 ZX 3.2 --20 for example:
25-Means the suction inlet aperture (mm)
ZX-Means a self-suction pump
3.2-Means the flow (m³/h)
20-Means the head (m)
Item | Model | Size (mm) | Flow (m³/h) | Head (m) | Power (kw) | Speed (rpm) | Self-priming height(mm) |
1 | 25ZX3.2-20 | 25 | 3.2 | 20 | 1.1 | 2900 | 6.5 |
2 | 25ZX3.2-32 | 25 | 3.2 | 32 | 1.5 | 2900 | 6.5 |
3 | 32ZX3.2-20 | 32 | 3.2 | 20 | 1.1 | 2900 | 6.5 |
4 | 32ZX3.2-32 | 32 | 3.2 | 32 | 1.5 | 2900 | 6.5 |
5 | 32ZX3.2-50 | 32 | 3.2 | 50 | 3 | 2900 | 6.5 |
6 | 40ZX6.3-20 | 40 | 6.3 | 20 | 1.5 | 2900 | 6.5 |
7 | 40ZX6.3-32 | 40 | 6.3 | 32 | 2.2 | 2900 | 6.5 |
8 | 40ZX10-40 | 40 | 10 | 40 | 4 | 2900 | 6.5 |
9 | 40ZX6.3-50 | 40 | 6.3 | 50 | 4 | 2900 | 6.5 |
10 | 50ZX15-12 | 50 | 15 | 12 | 1.5 | 2900 | 6.5 |
11 | 50ZX18-20 | 50 | 18 | 20 | 2.2 | 2900 | 6.5 |
12 | 50ZX12.5-32 | 50 | 12.5 | 32 | 3 | 2900 | 6.5 |
13 | 50ZX12.5-40 | 50 | 12.5 | 40 | 4 | 2900 | 6.5 |
14 | 50ZX12.5-50 | 50 | 12.5 | 50 | 5.5 | 2900 | 6.5 |
15 | 50ZX20-30 | 50 | 20 | 30 | 4 | 2900 | 6.5 |
16 | 50ZX14-35 | 50 | 14 | 35 | 4 | 2900 | 6.5 |
17 | 50ZX10-40 | 50 | 10 | 40 | 4 | 2900 | 6.5 |
18 | 50ZX15-60 | 50 | 15 | 60 | 7.5 | 2900 | 6.5 |
19 | 50ZX20-75 | 50 | 20 | 75 | 11 | 2900 | 6.5 |
20 | 65ZX30-15 | 65 | 30 | 15 | 3 | 2900 | 6.5 |
21 | 65ZX25-32 | 65 | 25 | 32 | 5.5 | 2900 | 6 |
22 | 65ZX25-50 | 65 | 25 | 50 | 7.5 | 2900 | 6 |
23 | 65ZX25-70 | 65 | 25 | 70 | 15 | 2900 | 6 |
24 | 80ZX35-13 | 80 | 35 | 13 | 3 | 2900 | 6 |
25 | 80ZX43-17 | 80 | 43 | 17 | 4 | 2900 | 6 |
26 | 80ZX40-22 | 80 | 40 | 22 | 5.5 | 2900 | 6 |
27 | 80ZX50-20 | 80 | 50 | 20 | 5.5 | 2900 | 6 |
28 | 80ZX50-25 | 80 | 50 | 25 | 7.5 | 2900 | 6 |
29 | 80ZX50-32 | 80 | 50 | 32 | 7.5 | 2900 | 6 |
30 | 80ZX50-40 | 80 | 50 | 40 | 11 | 2900 | 6 |
31 | 80ZX60-55 | 80 | 60 | 55 | 18.5 | 2900 | 6 |
32 | 80ZX60-70 | 80 | 60 | 70 | 22 | 2900 | 6 |
33 | 100ZX80-20 | 100 | 80 | 20 | 11 | 2900 | 6 |
34 | 100ZX100-20 | 100 | 100 | 20 | 11 | 2900 | 6 |
35 | 100ZX100-32 | 100 | 100 | 32 | 15 | 2900 | 6 |
36 | 100ZX100-40 | 100 | 100 | 40 | 18.5 | 2900 | 6 |
37 | 100ZX100-50 | 100 | 100 | 50 | 22 | 2900 | 6 |
38 | 100ZX100-65 | 100 | 100 | 65 | 30 | 2900 | 6 |
39 | 100ZX70-75 | 100 | 70 | 75 | 30 | 2900 | 6 |
40 | 150ZX180-28 | 150 | 180 | 28 | 30 | 2900 | 6 |
41 | 150ZX170-55 | 150 | 170 | 55 | 45 | 2900 | 5 |
42 | 150ZX170-65 | 150 | 170 | 65 | 55 | 2900 | 5 |
43 | 150ZX160-80 | 150 | 160 | 80 | 55 | 2900 | 5 |
44 | 200ZX400-32 | 200 | 400 | 32 | 55 | 1450 | 5 |
45 | 200ZX280-63 | 200 | 280 | 63 | 90 | 1450 | 5 |
46 | 200ZX350-65 | 200 | 350 | 65 | 110 | 1450 | 5 |
47 | 250ZX550-32 | 250 | 550 | 32 | 75 | 1450 | 5 |
48 | 250ZX400-50 | 250 | 400 | 50 | 90 | 1450 | 5 |
49 | 250ZX450-55 | 250 | 450 | 55 | 110 | 1450 | 5 |
50 | 300ZX600-32 | 300 | 600 | 32 | 90 | 1450 | 5 |
51 | 300ZX500-50 | 300 | 500 | 50 | 110 | 1450 | 5 |
52 | 300ZX550-55 | 300 | 550 | 55 | 132 | 1450 | 5 |
Applications


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