1.Introduction:
1. Wenzhou Johames Technology Co.,ltd manufacture stainless steel monoblockpump self priming water pump is a small size pump.
2. Compact structure & smallsize makes the convenience operating.
3. For corrosive fluid with smallsoft particles or fiber (for direct connection ≤90°C/194°F, for the one withbearing bracket ≤ 105°C /221°F).
4. Widely used in the industries ofpetroleum, chemical, metallurgy, synthetic fibre, pharmaceutical, foodstuff andbrewing, etc.
2. Productdetails:
Working Principle: | Centrifugal, Monoblock |
Main applications: | Chemical |
Driver: | Electric motor |
Power Specs: | 380/415V 3phase; 220/240V 1phase; 50hz/60hz |
Max.permissible fluid temperature: | 90°C(194°F)/105°C(221°F) |
Type of connection: | Flange, Thread |
Installation position: | Horizontal |
Casing/Inner parts material: | Stainless steel/ Stainless steel |
Shaft seal type: | Mechanical seal |
Maximum drive rating: | 3KW(4HP) |
Maximum caliber: | 50mm(2inch) |
Maximum discharge-side pressure: | 0.3MPa(3bar) |
Maximum head: | 30m(98.4ft) |
Flow rate range: | 0.8-31m3/h(3.5-136.4US.GPM) |
3.Performance data:
Model | Motor | Inlet | Outlet | Efficiency | Head(m) | NPSH |
power | (mm) | (mm) | (%) | Capacity(m3/h) | (m) |
Three-phase | Single-phase | (KW) |
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380V/50Hz | 220V/50Hz |
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25RDF-8 | 25RDF-8B | 0.25 | 25 | 20 | 43 | H | 11 | 10 | 8 | 6 | 4 | 3 | - | - | - | 4.5 |
Q | 0.8 | 2.5 | 4 | 5.2 | 6.8 | 7.5 | - | - | - |
40RDF-13 | 40RDF-13B | 0.55 | 40 | 25 | 45 | H | 15 | 14 | 13 | 12 | 10 | 8 | 6 | 5 | - | 3.5 |
Q | 3.5 | 5 | 6 | 7.5 | 9.5 | 11 | 12.5 | 13 | - |
50RDF-18 | 50RDF-18B | 1.5 | 50 | 40 | 52 | H | 22 | 21 | 20 | 18 | 16 | 14 | 12 | 40 | - | 3.5 |
Q | 3 | 5.5 | 9 | 13 | 16 | 18 | 20 | 21 | - |
50RDF-22 | 50RDF-22B | 2.2 | 50 | 40 | 55 | H | 27 | 26 | 24 | 22 | 20 | 18 | 16 | 14 | 12 | 3.5 |
Q | 7 | 10.5 | 16 | 19 | 22 | 23.8 | 26 | 27 | 28.5 |
50RDF-25 |
| 3 | 50 | 40 | 56 | H | 30 | 28 | 26 | 25 | 24 | 22 | 20 | 18 | 16 | 3.5 |
Q | 12.5 | 18.5 | 22 | 23 | 24.5 | 26 | 27.5 | 29.5 | 31 |