ZN series dredging pump

Category:Dredging pump series
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Add time:2025-04-09
Brief:

Features and uses:

ZN series dredging pump is a new type of mud pump developed by our company in view of the situation that the rivers, lakes and seas in China are in disrepair and the dredging and filling work is imminent. This series of pumps is a single-stage single-suction horizontal centrifugal pump, the mud pump system is mainly composed of pump head, reduction gear box, high elastic coupling, Marine transmission monitoring system, with the overall structure of good Marine performance, dredging performance, long life efficiency, reliable shaft seal, the use of comprehensive economic benefits, etc., can fully meet the requirements of dredgers for mud pumps.

Model meaning Description:

Such as: 500ZN(D, Q)

500: pump outlet diameter (mm)

Z: Impurity pump

N: Mud (dredging)

D: Low head

Q: Diving

ZN series dredging pump performance parameter table

Type number	Flow volume Q (m³/h)	Lift H(m)	Turning spee dn(r/min)	Efficiency η(%)	Cavitation allowance NPSHr(m)	Outlet diameter Suction diameter (mm)	Permissive particle 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	2600-3000	40-65	400-550	74-78	4.5	350/450	245
400ZN	2800-3200	20-40	400-550	74-78	4.5	400/450	250
450ZN	3200-3850	40-67	350-500	76-80	4.5	450/600	354
500ZND	3600-4200	20-40	220-320	72-75	4.8	500/600	330
500ZN	4500-5500	40-65	350-450	78-80	4.8	500/650	250
600ZN	5000-9000	55-80	280-420	84-85	6	600/660	220
700ZN	8000-12000	60-85	280-380	83-85	6	700/760	280
900ZN	12000-19000	50-75	280-330	85-87	6	900/960	320
1000ZN	16000-25000	23-76	181-290	85-87	6	1000/1200	350