OEM Factory for Plunger - HNA-HW-440 Triplex Mud Pump- Well Service Pump – HNA

Pump Type

Horizontal Triplex

 Single Acting Piston Pump

Gear Type

Herringbone gear

Rated input power

328Kw / 440Hp

Gear ratio

4.578:1

 Rated Stroke (SPM)

320 SPM

Lubrication

Forced and flashing

Stroke Length

152mm / 6

Valve Cavity

API-4#

Suction Flange Connection

152mm/ 6

Discharge Flange Connection

76mm/ 3  

5,000Psi working pressure

Max. Working pressure

34.5MPa / 5,000 Psi

Maximum Diameter of Liner

150mm/ 6

Weight

4,458Kg / 9,840 lbs

Overall Dimension

L×W×H

2,490X1,220X1,118mm/

98X48X44

 

SPM

Liner Dia.

115mm

4 1/2”

110mm

4 1/4”

100mm

4”

95mm

3 3/4”

90mm

3 1/2”

75mm

3”

MPa

Rated pressure(Psi

11.8

(1,710)

13.2

(1,917)

15.0

(2,169)

17.0

(2,468)

19.4

(2,816)

22.9

(3,327)

Rated power

Displacement  L/S

(GPM)

Kw

Hp

320

328

440

25.05

(397)

22.33

(354)

19.75

(313)

17.35

(275)

15.14

(240)

12.87

(204)

270

283

380

21.14

(335)

18.86

(299)

16.66

(264)

14.64

(232)

12.74

(202)

9.40

(149)

220

239

320

17.22

(273)

15.33

(243)

13.56

(215)

11.92

(189)

10.41

(165)

7.63

(121)

170

194

260

13.31

(211)

11.86

(188)

10.54

(167)

9.21

(146)

8.01

(127)

5.93

(94)

120

149

200

9.40

(149)

8.39

(133)

7.44

(118)

6.50

(103)

5.68

(90)

4.16

(66)

70

149

200

5.49

(87)

4.86

(77)

4.35

(69)

3.79

(60)

3.28

(52)

2.46

(39)

1

  L/S Volume/Stroke (GPM)

0.0782

(1.239)

0.0638

(1.011)

0.0618

(0.979)

0.0543

(0.861)

0.0473

(0.750)

0.0348

(0.551)

Remark: * Ratings are based on 90% mechanical efficiency,100% Fill Factor and 100% volumetric efficiency

** Interchangeable with Ellis Williams W-440 Well Service Pump


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