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Hengsheng Industrial & Trading Co., Ltd.
Umex (Ningbo) Imp. & Exp. Co., Ltd.
Factory: Building 1, United Industrial Park, Shangfan, Hengxi, Yinzhou, Ningbo, China
Office: RM1610/1619, Huahong Fifth Avenue, No.719 Zhongxing Road, Ningbo, China
Tel: 0086-0574-87262189
        0086-0574-87328803
Fax: 0086-0574-88107190 87328810
E-mail:sales03@unipompe.com
Website: www.unipompe.com
    Home > Products > Garden pump > Submersible Pump

4'' (4ST-55) SUBMERSIBLE PUMP 

4" encapsulated 3-wire capacitor single phase motor 
Water lubricated radial and thrust bearings
Removable “Water bloc” lead connector
Plastic Floating Impeller offers superior performance and exceptional resistance to abrasives,  
due to the floating stack design.

-Pump:

8Qmax: up to 14.4 (m3/h)
8Power range from 1.5 to 10 (HP) 
8Total head:  up  to 238 (m)

-MOTOR:

8Water lubricated encapsulated motor (rewindable).
8Adopted the NEMA standard.
8Power: 1.1 to 7.5 KW (1 phase)
8Insulation class : F
8Protection grade: IP 68
8Maximum diameter : Φ95mm
8Highest temperature of liquid : 35 ℃

-Application:

8For water supply from wells or reservoirs.
8For domestic use,for civil and industrial applications.
8For sprimking and flow irrigation plants.

-Operating conditions:

8Water temperature up to 35 Cent.Degree.
8Maximum sand content: 0.25%
8Minimum international diameter of well: 4''.
8Maximum immersion depth: 80m.

-Materials:

8Pump casing: AISI 304 stainless steel
8Impeller: plastic (PPO)
8Diffuser: plastic (PC)
8Inlet and Outlet:  brass/stainless steel/cast iron.
8Shaft AISI 304 stainless steel.
8Motor casing: AISI 304 stainless steel.
8Mechanical seal: tungsten carbides.

                                              Performance Curves

WARRANTY: 1 YEAR (according to our general sales conditions)

PUMP MODEL

STAGE

 MOTPR

 Q(n=2850r/min)

hp

kw

m3/h

0

4.8

5.4

6.0

7.2

8.4

9.6

10.8

12

13

14.4

PUMP

L/min

0

80

90

100

120

140

160

180

200

220

240

Dia.

Weught

gpm

0

21

24

26

32

37

42

48

53

58

63

(mm)

(kg)

4ST-5507

7

1.5

1.1

H(m)

41

35

34

33

32

29

26

23

18

14

8

537

 

4ST-5510

10

2.0

1.5

58

49

48

47

44

41

37

32

27

20

13

693

 

4ST-5514

14

3.0

2.2

83

71

69

67

63

58

54

48

40

31

20

901

 

4ST-5518

18

4.0

3.0

107

92

90

87

83

77

70

62

52

39

26

1147

 

4ST-5524

24

5.5

4.0

141

118

116

113

106

97

88

77

63

49

33

1449

 

4ST-5532

32

7.5

5.5

189

162

157

153

144

134

122

107

90

70

47

1866

 

4ST-5547

47

10

7.5

279

238

232

225

212

195

181

161

134

104

67

2676