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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-05) 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 1.5 (m3/h)
8Power range from 0.5 to 2.0 (HP) 
8Total head:  up  to 316 (m)

-MOTOR:

8Water lubricated encapsulated motor (rewindable).
8Adopted the NEMA standard.
8Power: 0.37 to 1.5 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

MOTOR

Q(n=2850r/min)

HP

KW

M3/h

0

0.3

0.6

0.9

1.2

1.5

PUMP

L/min

0

5

10

15

20

25

Dia.

Weight

gpm

0

1

3

4

5

7

(mm)

(kg)

4ST-0510

10

0.5

0.37

H(m)

67

63

55

46

33

18

324

3.3

4ST-0513

13

0.5

0.37

86

78

70

56

42

23

377

3.7

4ST-0519

19

0.75

0.55

126

118

105

86

60

30

481

4.7

4ST-0526

26

1.0

0.75

173

160

141

117

81

39

642

5.8

4ST-0538

38

1.5

1.1

253

234

208

169

117

52

864

8.2

4ST-0552

52

2

1.5

344

316

280

224

168

92

1145