Extrusion Twin Screw Barrel for Pvc,Extrusion Twin Screw Barrel for Pp,Extrusion Twin Screw Barrel for Wpc ZHEJIANG BOHAI MACHINERY CO., LTD , https://www.bohai-screw.com
Our end suction centrifugal pump is designed for pumping water, liquids, and chemical substances. With a compact structure, the working diameter ranges from 50mm to 300mm. Each model of our product has 4-5 impellers with different sizes. The rotation speed is available at 1450rpm, 1750rpm, 2900rpm, or 3500rpm as an option. It's ideal for applications in air conditioning systems, sewage treatment, and more.
DA series pumps are suitable for handling clear water or liquids that are physically and chemically similar to water. They find applications in water supply services in mines, plants, towns, air conditioning, fire suppression, and irrigation.
Although models have the same specifications, their performance can vary depending on the impeller diameter (indicated by block letters A, B, and C in the model number).
The pump is simple in design, reliable in performance, compact in size, energy-efficient, easy to maintain, and offers good cavitation resistance.
Specification of Centrifugal Pump
1. Working Range
Speed
2900r/min
1450r/min or 1480r/min
Max. Capacity
132L/s
300L/s
Max. Head
150m
550m
Max. Speed
3500r/min (when using the power of 60Hz, the dia. of impeller is reduced)
Max. Working Temperature
105ºC
Shaft Seal
Packing Seal or Mechanical Seal
Packing or mechanical seal
-10ºC
Working Pressure
Generally it is 1 Mpa, While the parts of undertaking pressure of DA40/32H, DA50/32H, DA65/32H, DA80/32H, DA100/32H are fabricated with nodular cast iron or cast steel, it can increase to 1.6Mpa. When needed to apply to the other pumps, please state in the order.
2. Pump and Parts Material
Pump Casing
Grey Cast Iron; Nodular Cast Iron; Stainless Steel 304/316/316L
Impeller
Grey Cast Iron; Bronze; Stainless Steel 304/316/316L
Shaft
Stainless Steel; Chrome Steel
Shaft Sleeve
Stainless Steel
Casing Ring
Grey Cast Iron; Bronze
3. Model Table
Here is a part of our models. If you need more pump models, please contact me.
DA Model
Capacity
Head
Speed
Power
Impeller Dia.
ShaftÂ
MotorÂ
m3/h
m
r/min
kw
kw
mm
DA32/26
16.2Â
89.3
2900
11.76Â
15
264
27.0Â
82
14.52Â
18.5
32.4Â
75.3
16.28Â
18.5
DA40/26
21.6Â
93
2900
13.67Â
15
264
36.0Â
86.5
16.62Â
18.5
43.2Â
81.5
18.08Â
22
DA50/20
36.0Â
62
2900
10.48Â
15
214
60.0Â
56
13.07Â
15
72.0Â
51
14.70Â
18.5
DA65/26
72.0Â
98
2900
30.49Â
37
264
120.0Â
89.9
39.95Â
45
144.0Â
82.3
45.12Â
55
DA80/26
114.0Â
95
2900
45.01Â
55
264
190.0Â
83.5
57.59Â
75
228.0Â
74
63.79Â
75
DA100/20
171.0Â
58.7
2900
39.04Â
45
214
285.0Â
50.1
48.59Â
55
342.0Â
42
52.49Â
75
DA125/20
216.0Â
56.5
2900
55.84Â
75
214
360.0Â
49
64.89Â
90
432.0Â
42.5
68.94Â
90
DA32/26
6.6Â
23.7
1450
1.42Â
2.2
264
11.0Â
22.4
1.76Â
2.2
13.2Â
21.4
1.92Â
3
DA40/32
10.8Â
37.5
1450
3.56Â
5.5
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Introduction