DHM

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DHM

Mini centrifugal water pump is a frequently used pump that designed to lift clean water by energy from driven rotors. Our DHM series mini centrifugal water pump is with stainless steel welded shaft, copper impeller and 100% copper wire. The maximum flow can reach 69 cubic meter. The maximum head can reach 20 meters.

description1
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Description

Application Area

Mini centrifugal water pump are currently in use across a vast array of domestic and industrial processes. For example, in domestic and civil applicants and in particular the automatic distribution of water from small and medium sized surge tanks, for transferring water, for watering gardens etc.

 

Pump

  1. Cast iron pump body
  2. Stainless steel/Brass impeller
  3. AISI 304 shaft
  4. Max.liquid temperature: +60℃

 

Moter

  1. Motor with copper winding
  2. Built-in thermal protector for single phase motor
  3. Insulation class:B
  4. Protection class:IP44
  5. Max.ambient temperature: +40℃
Parameter

Model Instruction

 

Technical Table

Model

Power

DN

Q(m³/h)

0

5

10

15

20

25

30

35

40

45

50

55

60

65

70

kW

HP

Q(L/min)

0

83

167

250

333

417

500

583

667

750

833

917

1000

1083

1167

DH(m)/5B

0.75

1

2"×2"

H(m)

13

12.5

12

10

8

5

/

/

/

/

/

/

/

/

/

DH(m)/5BM

1.1

1.5

2"×2"

20

17

15

14

10

6

/

/

/

/

/

/

/

/

/

DH(m)/5AM

1.5

2

2"×2"

21

48

17

15

15

8

/

/

/

/

/

/

/

/

/

DH(m)/6C

1.1

1.5

3"×3"

11

/

/

10

9.5

9

8.5

7

5

5

3

/

/

/

/

DH(m)/6B

1.5

2

3"×3"

16

15

14

13

12

11.5

11

10

9

8

7

6

3

/

/

DH(m)/6A

2.2

3

3"×3"

17

16.5

16

15

15

15

14

13

12

10

9

7

5

3.5

/

DH(m)/6AR

2.2

3

4"×4"

17

16

/

15.5

15

14.5

13.5

13

12

10

10

7

5

3.5

/

DH(m)/7B

3

4

3"×3"

20

/

19

/

18.5

/

18

/

17

15

14

12

10

7

2

DH(m)/7BR

3

4

4"×4"

20

/

19.5

/

/

19

/

18

17

16

15

13

10

9

2

 

Performance Curve

Model Analysis

 

 

NO.

Component

Material

NO.

Componnet

Material

No.

Component

Material

1

Drain plug

Brass

9

Capacitor

 

17

Screw

Galvanized

2

Pump body

Cast iron

10

Terminal box

ABS

18

Stator

 

3

Nut

AISI201

11

Rotor

 

19

Pump base

ZL102

4

Impeller

Brass

12

Bearing

 

20

Hex bolts

Iron

5

Flat key

AISI201

13

Wave washer

65Mn

21

Connector

Iron

6

Gasket

AISI201

14

Rear cover

ZL102

22

O ring

NBR

7

Mechanical seal

Ceramic-graphite

15

Fan

PP

 

 

 

8

Capacitor cover

ABS

16

Fan cover

Iron

 

 

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