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Chongqing Zhongbai Pump Industry Co., Ltd
Home>Products>IS and IR single-stage single suction centrifugal pump for clean water
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IS and IR single-stage single suction centrifugal pump for clean water
The hydraulic performance layout of the entire series is reasonable, with a wide range of user choices and convenient maintenance.
Product details
IS and IR single-stage single suction centrifugal pump for clean water - Product Overview

IS, IR type horizontalSingle stage single suction centrifugal pump for clean waterFor the rear opening type, there is no need to disassemble the suction and discharge pipelines when disassembling the pump cover and impeller. The suspension is equipped with two ball bearings, which are lubricated with machine oil or grease. The pump is directly driven by an electric motor through an elastic coupling. The vortex chamber, feet, inlet flange, and outlet flange are cast as a whole.

IS and IR single-stage single suction centrifugal pump for clean water - Product features

1. The IS and IR horizontal centrifugal pumps are designed according to the performance and dimensions specified in the international standard ISO2858, mainly consisting of the pump body, pump cover, impeller, shaft, sealing ring, shaft sleeve, and suspension bearings.
2. The pump body and pump cover of the IS and IR type horizontal single-stage single suction clean water centrifugal pump are divided from the back of the impeller, which is commonly known as the rear opening structure. Its advantage is easy maintenance. During maintenance, the pump body, suction pipeline, discharge pipeline, and motor are not moved. Only the middle connecting piece of the extended coupling needs to be removed to exit the rotor part for maintenance.
3. The casing of the pump (i.epumpThe body and pump cover form the working chamber of the pump. The impeller, shaft, and rolling bearings are the rotors of the pump. The suspension bearing components support the rotor part of the pump, while the rolling bearings are subjected to the radial and axial forces of the pump.
4. In order to balance the axial force of the pump, most pumps are equipped with sealing rings at the front and rear of the impeller, and balance holes are provided on the rear cover plate of the impeller. Due to the low axial force of some pumps, there are no sealing rings or balance holes on the back of the impeller.
5. The axial sealing ring of the pump is composed of a packing gland, packing ring, and packing to prevent air intake or significant water leakage. If the impeller of the pump is balanced, the cavity containing soft packing is connected to the suction port of the impeller. If the liquid at the inlet of the impeller is in a vacuum state, it is easy to introduce air along the surface of the shaft sleeve. Therefore, a packing ring is installed in the packing chamber through the small hole on the pump cover to guide the pressure water in the pump chamber to the packing ring for sealing. If the impeller of the pump does not have a balance hole, there is no leakage problem due to the liquid pressure on the back of the impeller being greater than atmospheric pressure, so the packing ring can be omitted.
6. To avoid shaft wear, a shaft sleeve protection is installed at the part where the shaft passes through the packing chamber. There is an O-ring seal between the shaft sleeve and the shaft to prevent air intake or water leakage along the mating surface.
7. The transmission mode of the pump is connected to the electric motor through an extended elastic coupling, and the rotation direction of the pump is clockwise when viewed from the driving end.

IS, IR type single-stage single suction clear water centrifugal pump - structural diagram
model Rated flow rate (t/h) Rated head (m) Speed (r/min) Power (kw) Discharge cone tube diameter (mm)
IS50-32-125 12.5 20 2900 2.2 50
6.3 5 1450 0.55 50
IS50-32-125A 11.2 16 2900 1.5 50
5.6 4 1450 0.55 50
IS50-32-160 12.5 32 2900 3 50
6.3 8 1450 0.55 50
IS50-32-160A 11.7 28 2900 2.2 50
5.9 7 1450 0.55 50
IS50-32-160B 10 23 2900 1.5 50
5.4 6 1450 0.55 50
IS50-32-200 12.5 50 2900 5.5 50
6.3 12.5 1450 0.75 50
IS50-32-200A 11.7 44 2900 4 50
5.9 11 1450 0.55 50
IS50-32-200B 10.8 37.5 2900 3 50
5.4 9.5 1450 0.55 50
IS50-32-250 12.5 80 2900 11 50
6.3 20 1450 1.5 50
IS50-32-250A 11.7 70 2900 7.5 50
5.9 17.5 1450 1.1 50
IS50-32-250B 10 60 2900 5.5 50
5.4 15 1450 0.75 50
IS65-50-125 25 20 2900 3 65
12.5 5 1450 0.55 65
IS65-50-125A 22.4 16 2900 2.2 65
11.2 4 1450 0.55 65
IS65-50-125B 21 13.5 2900 1.5 65
IS65-50-160 25 32 2900 5.5 65
12.5 8 1450 0.75 65
IS65-50-160A 23.4 28 2900 4 65
11.7 7 1450 0.55 65
IS65-50-160B 21.7 24 2900 3 65
10.8 6 1450 0.55 65
IS65-40-200 25 50 2900 7.5 65
12.5 12.5 1450 1.1 65
IS65-40-200A 23.4 44 2900 5.5 65
11.7 11 1450 0.75 65
IS65-40-200B 21 35.3 2900 4 65
10.5 8.6 1450 0.55 65
IS65-40-250 25 82 2900 15 65
12.5 20 1450 2.2 65
IS65-40-250A 23.5 70 2900 11 65
11.7 17.5 1450 1.5 65
IS65-40-250B 21 56 2900 7.5 65
10 14 1450 1.1 65
IS65-40-315 25 125 2900 30 65
12.5 32 1450 4 65
IS65-40-315A 23.9 114 2900 22 65
11.7 28.5 1450 3 65
IS65-40-315B 22.7 103 2900 18.5 65
10.8 24 1450 2.2 65
IS65-40-315C 20 92 2900 15 65
10 22.5 1450 2.2 65
IS80-65-125 50 20 2900 5.5 80
25 5 1450 0.75 80
IS80-65-125A 44.7 16 2900 4 80
22.4 4 1450 0.55 80
IS80-65-125B 43.4 14.6 2900 3 80
IS80-65-160 50 32 2900 7.5 80
25 8 1450 1.5 80
IS80-65-160A 45 27 2900 5.5 80
23.4 7 1450 1.1 80
IS80-65-160B 40 22 2900 4 80
21.7 6 1450 0.75 80
IS80-50-200 50 50 2900 15 80
25 12.5 1450 2.2 80
IS80-50-200A 46.8 44 2900 11 80
23.4 11 1450 1.5 80
IS80-50-200B 41.5 38 2900 7.5 80
20.5 9.5 1450 1.1 80
IS80-50-250 50 80 2900 22 80
25 20 1450 3 80
IS80-50-250A 46.8 70 2900 18.5 80
23.4 17.5 1450 2.2 80
IS80-50-250B 43.3 60 2900 15 80
20 15 1450 1.5 80
IS80-50-315 50 125 2900 37 80
25 32 1450 5.5 80
IS80-50-315A 47.7 114 2900 37 80
23.8 28.5 1450 5.5 80
IS80-50-315B 45.4 103 2900 30 80
22.7 25.8 1450 4 80
IS80-50-315C 40 89 2900 22 80
20 23 1450 3 80
IS100-80-125 100 20 2900 11 100
50 5 1450 1.5 100
IS100-80-125A 89.4 16 2900 7.5 100
44.7 4 1450 1.1 100
IS100-80-160 100 32 2900 15 100
50 8 1450 2.2 100
IS100-80-160A 93.5 28 2900 11 100
46.8 7 1450 1.5 100
IS100-80-160B 83 22 2900 7.5 100
41 5.3 1450 1.1 100
IS100-65-200 100 50 2900 22 100
50 12.5 1450 4 100
IS100-65-200A 93.5 44 2900 18.5 100
46.8 11 1450 3 100
IS100-65-200B 86.6 38 2900 15 100
43.3 9.5 1450 2.2 100
IS100-65-250 100 80 2900 37 100
50 20 1450 5.5 100
IS100-65-250A 93.5 70 2900 30 100
46 17.5 1450 4 100
IS100-65-250B 79 60 2900 22 100
41 15 1450 3 100
IS100-65-315 100 125 2900 75 100
50 32 1450 11 100
IS100-65-315A 94 109 2900 55 100
47 27.9 1450 7.5 100
IS100-65-315B 87.4 95.7 2900 45 100
43.7 24.5 1450 7.5 100
IS100-65-315C 81 82 2900 37 100
40.5 21 1450 5.5 100
IS125-100-200 200 50 2900 45 125
100 12.5 1450 7.5 125
IS125-100-200A 187 44 2900 37 125
93.5 11 1450 5.5 125
IS125-100-200B 158 35 2900 22 125
86.5 9.5 1450 4 125
IS125-100-250 200 80 2900 75 125
100 20 1450 11 125
IS125-100-250A 187 70 2900 55 125
93.5 17.5 1450 7.5 125
IS125-100-250B 173 60 2900 45 125
86.5 15 1450 5.5 125
IS125-100-250C 160 49 2900 37 125
IS125-100-315 200 125 2900 110 125
100 32 1450 15 125
IS125-100-315A 191 114 2900 110 125
95.5 28.5 1450 15 125
IS125-100-315B 181.6 103 2900 90 125
90 25.8 1450 11 125
IS125-100-315C 171.6 92 2900 75 125
85.8 23 1450 11 125
IS125-100-400 100 50 1450 30 125
IS125-100-400A 93.5 44 1450 22 125
IS125-100-400B 86.5 38 1450 18.5 125
IS150-125-250 200 20 1450 18.5 150
IS150-125-250A 187 17.5 1450 15 150
IS150-125-250B 173 15 1450 11 150
IS150-125-315 200 32 1450 30 150
IS150-125-315A 187 28 1450 22 150
IS150-125-315B 173 24 1450 18.5 150
IS150-125-400 200 50 1450 45 150
IS150-125-400A 187 44 1450 37 150
IS150-125-400B 173 38 1450 30 150
IS200-150-250 400 20 1450 37 200
IS200-150-250A 374 17.5 1450 30 200
IS200-150-250B 346 15 1450 22 200
IS200-150-315 400 32 1450 55 200
IS200-150-315A 374 28 1450 45 200
IS200-150-315B 346 24 1450 37 200
IS200-150-400 400 50 1450 90 200
IS200-150-400A 374 44 1450 75 200
IS200-150-400B 346 38 1450 55 200
IS200-150-400C 324 30.8 1450 45 200

IS, IR type single-stage single suctionClear water centrifugal pumpIt is a horizontal single-stage single suction centrifugal pump for clean water, used in industry, agriculture, urban areas, drainage, fire water supply, etc.
Provide suction and delivery of clean water and liquids with physical and chemical properties similar to water without solid particles.
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