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Small stainless steel submersible pump
The small stainless steel submersible pump has a stainless steel structure and uses a single (three) phase power supply for the inlet and outlet water
Product details

1、 Overview of QDN Small Stainless Steel Submersible Pump:
Stainless steel submersible pumps use single-phase (three-phase) power supply, with special materials for sealing components, strong corrosion resistance, low noise, and long service life. They are mainly used in national water-saving drip irrigation, sprinkler irrigation, and micro irrigation projects, providing deep water sources, supplying drinking water to high-rise buildings, and used on purification machines.
In addition, the stainless steel submersible pump has a built-in stainless steel structure, which is small in size, beautiful in appearance, rust resistant, and corrosion-resistant. It can be used in general acidic and alkaline seawater. (pH value 1-10) Suitable for industries such as medicine and food. QDN fully automatic stainless steel submersible pump is a fully automatic clean water submersible pump with a floating ball, which has the advantages of automatic liquid level control and easy operation.
2、 Small stainless steel submersible pump model meaning:
Q(D)N6-14-0.55
QDN: stands for single-phase stainless steel submersible pump
QN: stands for three-phase stainless steel submersible pump
6: Indicating a flow rate of 6m3/h
14: Indicating a lift of 14m
0.55: indicates matching motor power of 0.55kW
3、 QDN Small Stainless Steel Submersible Pump Model Meaning | Small Submersible Pump Selection Table:

model

internet traffic
m3/h

lift
m

power
kW

Optional electrical system
voltage(V)/frequency(Hz)

Inner diameter of piping
mm

External dimensions
mm

clean/gross weight
KG/KG

Optional materials
Stainless steel grade

Q(D)N3-5-0.12

3

5

0.12

220/50380/50

25

140×140×340

5/5.2

304

Q(D)N1.5-7-0.12

1.5

7

0.12

220/50380/50

25

140×140×340

5/5.2

304

Q(D)N3-8-0.18

3

8

0.18

220/50380/50

25

140×140×380

6.25/6.5

304

Q(D)N5-7-0.25

5

7

0.25

220/50380/50

40

155×155×350

7.3/7.6

304/316L

Q(D)N5-10-0.37

5

10

0.37

220/50380/50

40

155×155×370

8.2/8.5

304

Q(D)N6-14-0.55

6

14

0.55

220/50380/50

50

190×190×370

11.8/12.3

304

Q(D)N10-10-0.75

10

10

0.75

220/50380/50

50

190×190×370

12.4/12.9

304/316L

Q(D)N25-6-0.75

25

6

0.75

220/50380/50

65

190×190×390

12.8/13.3

304/316L

Q(D)N15-14-1.1

15

14

1.1

220/50380/50

50

190×190×400

13.9/14.5

304/316L

Q(D)N40-6-1.1

40

6

1.1

220/50380/50

65

190×190×400

13.9/14.3

304/316L

Q(D)N25-9-1.1

25

9

1.1

220/50380/50

65

190×190×400

13.9/14.3

304/316L

Q(D)N3-25-0.55

3

25

0.55

220/50380/50

50

210×210×450

12.9/13.3

304

Q(D)N3-30-0.75

3

30

0.75

220/50380/50

50

210×210×450

14/14.5

304/316L

Q(D)N3-35-1.1

3

35

1.1

220/50380/50

50

210×210×470

15.5/16

304/316L

Q(D)N6-24-1.1

6

24

1.1

220/50380/50

50

210×210×470

15.5/16

304/316L

Q(D)N8-20-1.1

8

20

1.1

220/50380/50

50

210×210×470

15.5/16

304/316L

Q(D)N6-30-1.5

6

30

1.5

220/50380/50

50

210×210×495

16.5/17

304

Q(D)N10-20-1.5

10

20

1.5

220/50380/50

50

210×210×465

16.5/17

304

QN10-32-2.2

10

32

2.2

380/50

65

220×220×560

26/28

304/316L

QN15-25-2.2

15

25

2.2

380/50

65

210×210×540

26/28

304/316L

QN20-20-2.2

20

20

2.2

380/50

65

210×210×540

26.5/28

304/316L

QN25-17-2.2

25

17

2.2

380/50

65

210×210×540

25.8/27

304/316L

QN65-7-2.2

65

7

2.2

380/50

100

210×210×540

28/29

304/316L

QN15-34-3

15

34

3

380/50

65

220×220×560

30/33

304/316L

QN24-25-3

24

25

3

380/50

65

220×220×560

30/33

304/316L

QN40-16-3

40

16

3

380/50

80

220×220×560

30/33

304/316L

QN65-10-3

65

10

3

380/50

100

220×220×560

30/33

304/316L

QN15-40-4

15

40

4

380/50

65

220×220×570

45/47

304/316L

QN20-35-4

20

35

4

380/50

65

220×220×570

45/47

304/316L

QN40-21-4

40

21

4

380/50

80

220×220×570

45/47

304/316L

QN75-10-4

75

10

4

380/50

65

220×220×570

45/47

304/316L

QN100-12-5.5

100

12

5.5

380/50

120

270×270×610

80/85

304

QN160-11-7.5

160

11

7.5

380/50

150

280×270×630

100/106

304


4、 Small stainless steel submersible pump usage conditions:
1. The temperature of the medium shall not exceed+50 ℃.
2. The pH value of the medium is between 1-12.
3. The volume ratio of solid impurities in the medium shall not exceed 0.1%, and the particle size shall not exceed 0.2mm.
4. The power supply has a single-phase voltage of 220V, a three-phase voltage of 380V, a frequency of 50Hz, and a voltage fluctuation range of 0.9-1.1 times the rated value.
5. The diving depth shall not exceed 5m.
5、 Application fields of small stainless steel submersible pumps:
① Home bathtub, oxygenation and water supply.
② Garden and scenic spot water circulation transportation.
③ Food hygiene fluid transportation.
④ Factory transportation or lifting and transportation of corrosive liquids.
⑤ Extraction of household drinking water.
⑥ Laboratory hygiene water intake.
⑦ Watering flowers, plants, and trees.
⑧ Rare fluid transport and extraction in the scientific research community.
6、 Ordering instructions for small stainless steel submersible pumps:
① Product Name and Pump Model
② Small submersible pump diameter (mm)
③ Small stainless steel submersible pump head (M)
④ Small submersible pump flow rate (m ³/h)
⑤ Small stainless steel submersible pump motor power (KW)
⑥ Small submersible pump speed (r/min)
⑦ Voltage of small stainless steel submersible pump [V]
⑨ Name, specific gravity, viscosity, temperature, corrosiveness, and toxicity of the medium used.
2. If the design unit has already selected our company's product model, please order from the sales department of Equan Pump Industry according to the model of the small submersible pump.
3. When the use of small submersible pumps is very important or the environment is complex, please provide design drawings and detailed parameters as much as possible, and our technical experts from Equan Pump Industry will review and control them for you.


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