The BQS (BQW) series of flameproof submerged sand and sewage electric pumps for mines adhere to the rigorous standards of MT/T67 1-2005 Flameproof Submerged Electric Pump for Coal Mine, ensuring unparalleled safety and efficiency.
Featuring a flameproof motor construction marked as Exd I, this innovative electric pump has been meticulously researched, developed, and refined through comprehensive market analysis. Utilizing a state-of-the-art, energy-saving dry-type three-phase asynchronous motor, this downdraft flameproof pump is designed for optimal performance in mining environments.
Crafted in strict compliance with explosion-proof standards, our motor incorporates robust flameproof measures and a durable steel enclosure. This versatile unit excels at pumping surface and shallow waters on working faces, while also being capable of sustained underwater operations.
Boasting a compact structure, effortless portability, and no need for priming water, this electric pump is engineered with a double end-face mechanical seal for extended durability and secured reliability. Its exceptional applicability makes it a standout choice for various challenging environments.
Performance Parameters
| |
Type |
Flow m3/h |
Head m |
Power kw |
Voltage v |
Current A |
Speed r/min |
Efficiency % |
Discharge diameter |
Maximum diameter of passed particle mm |
| BQS(BQW) |
10-28.2.2 |
10 |
28 |
2.2 |
380 |
5.12 |
3000 |
29.2 |
40 |
1.5 |
20 |
| 15-22-2.2 |
15 |
22 |
660 |
2.95 |
32.1 |
40 |
1.5 |
| 35-7-2.2 |
35 |
7 |
1140 |
1.7 |
37.8 |
65 |
2.5 |
25 |
| 15-25-3 |
15 |
25 |
3 |
380 |
6.67 |
31.9 |
40 |
1.5 |
20 |
| 20-22-3 |
20 |
22 |
660 |
3.84 |
34.6 |
40 |
1.5 |
Note:
As our product line continuously evolves with new specifications and models, unlisted items in the table may be referenced via the parameters indicated on the label for precise details.
When selecting pump models, please specify the voltage class required from the options: 380V, 660V, or 1140V.
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