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Dredging pump

No.:NBWN003

Type: Dredging pump

Description: ZN Series dredging pump

Detail:

ZN series dredging pump is a new type of mud pump that developed directing at the 

domestic rivers and lakes, dredging, on filling the work of the imminent present situation. 

This series of pumps is single grade single suck horizontal centrifugal pump. The mud 

pump system is mainly made up of the pump head, the reduction gear box, high elastic 

coupling, a marine transmission device of monitoring system, with the characteristics of 

well whole structure of marine, excellent dredging performance and long life of high 

efficiency, the shaft sealing is reliable, remarkable comprehensive the economic benefit in 

use, which can completely meet the requirement of mud pump mire ship.

Model significance help

e.g.:500ZN (D, Q)        500: Pump export diameter (mm)          Z: Trash pump

N: Slurrydredging)   D: Low Head             Q: Underwater

Model

Flow rate

Q
(m3/h)

Pumping head
H(m)

RPM
n(r/min)

Max Efficiency

η(%)

NPSH

r(m)

outlet dia, inlet dia 
(mm)

Allows max size (mm)

200ZND

600-800

20-40

700-900

60-65

4.5

200/250

178

200ZN

750-1000

40-65

700-850

70-72

4

200/250

180

250ZND

950-1100

20-40

500-700

65-70

4

250/300

220

250ZN

1100-1300

40-65

500-650

70-74

4

250/350

144

300ZND

1500-1800

20-40

400-600

65-68

4

300/350

244

300ZN

1800-2200

40-65

400-550

74-78

4

300/450

244

350ZN,400ZN,450ZN,500ZND500ZN600ZN700ZN900ZN1000ZN are also available.

 

 
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