300wn Dredging Machine Dredging Pump

Basic Info

  • Model NO.: 300 WS

  • Working Pressure: Middle Pressure Pump

  • Position of Pump Shaft: Horizontal Pump

  • Mounting Height: Suction Centrifugal

  • Usage: Condensate Pump

  • OEM: Accept

  • After-Sales: Yes

  • Payment Term: Tt or LC

  • Price: Negotiate

  • Specification: CE, ISO, SGS

  • HS Code: 8413709990

  • Impeller Number: Single-Stage Pump

  • Influent Type of Impeller: Single Suction Pump

  • Pump Casing Combined: Verticaljoint Surface Pump

  • Impeller: Closed

  • Color: Blue, Yellow, Red, Green and Others

  • Stock: Yes

  • Mqq: 1 Unit

  • Use: Dredging and Damming of The River and Seas

  • Trademark: MODO Or OEM

  • Origin: Shijiazhuang, China Product Description

                                           300WN Dredging Machine Dredging Pump  



Basic Information:

Name: WS Dredging Gravel Pump
Pump Type: Centrifugal
Drvie Type: DCZ
Power: Motor / Diesel
Discharge Size: 100-1000mm
Capacity: 180-25000(m3/h)
Head: 25-76(m)


Application and Feature

Ourdredging pump is single-stage single-suction cantilever horizontal centrifugal pump with advantages of light weight ,good wear-resistant ,super dredging performance ,perfectly suited for the dredge on the whole construction ,high multiple economy benefits and so on .It throughout meets requirements of the dredge to dredging pumps .The pump mainly consists of the pump head , gearbox specifically for the dredging pump ,high elastic coupling and supervisor system of the driving device for the dredge.

Typical Applications---

Suction Hopper Dredging
Constructional Material
Sand gravel processing
Barge Loading
Sand Reclamation

 

WS Dredging  PUMP PERFORMANCE PARAMETERS

 

 

typeCapacity (M3/H)Head (M)Speed (r/min)Efficiency(%)Inlet Dia (mm)Outlet dia.
 
(mm)
NPSHR
(M)
Max dia of flowed particleWeight(T)
fivethree
100 WS180-25025-451000-140050-58150100<3.550820.5
150WS250-55020-401200-140058-60200150<4761271.1
150WSG350-70040-65800-98068-71200150<3.5841401.9
200WS350-70020-45700-98060-65250200<4.51051782.3
200WSG550-100040-65700-85070-72250200<41081803.2
250WS700-110020-45500-75065-70300250<41322204.5
250WSG900-150040-60500-65070-74350250<4.5861444.6
300WS1100-180020-40400-60065-68350300<4.51442415.5
300WSG1500-220030-65400-55074-78450300<41442418.0
350WSG2000-300040-65400-55074-78450350<41472458.8
450WSG3000-400035-67350-50076-80600450<4.512525412
500WSG4000-550040-65350-45078-80650500<4.815025017
600WSG5000-900055-80320-40081-85650600<616022035
700WSG8000-1200060-85280-38083-85750700<618028050
800WSG10000-1500050-70260-36079-80850800<620030058
900WSG120000-1900050-75280-33083-85950900<621032085
1000WSG16000-2500023-76180-29085-8711001000<6230350126

   
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Production Flow

Model Workshop --casting Work Shop-- Machining workshop--assembly workshop--stockage



  Application

The slurry pump are widely used in mining, power , metallurgy , coal, dredging, building material and other industrial lines to pump concentrate , tailings, sludge and other abrasive , high density slurries.

 

 

 

Possible Faults And Removal

FaultsReasonRemoval
Pump fails to discharge any liquidAir leaking into suction or gland
Incorrect direction of pump rotation & impeller worn
Suction pipe blocked 
Sealed leakage
Check direction of rotation and replacing impeller 
Removal blockage 
Shaft power consumption is excessiveGland excessively tightened against packing rings
Rotating component rubbing on a stationary part
Bearing worn
Drive belt tension too tight 
Flow rate too large
Pump speed and ratio too high
Misalignment or unparallel of drive shaft and pump shaft
Loosen gland bolts
Removal the rubbed part
Replace the bearing
Adjusting belt
Modifying the pump duty and speed
Adjusting drive and pump shaft
 
Bearing is over heating Lubricants to much or less
Containing impurity in the lubricant 
Bearing worn 
 
Lubricant as requirement
Replace new lubricant
Replace new bearing
Bearing has short timeMisalignment or unparallel of drive and pump shaft
Shaft bent
Impeller unbalanced due to wear
Foreign object entered into the bearing or insufficient lubrication
Incorrect procedure followed in fitting bearing
Adjusting drive and pump shaft
Replacing shaft
Removal rubbing and replacing new impeller
Clean the bearing 
Replacing or refitting the bearing
Excessive leakage from stuffing boxPacking rings excessive worn
Shaft sleeve worn
Dirty sealing water
Replace new packing rings
Replace shaft sleeve.
Change clean sealing water
Pump vibrates Or is noisyBearing worn 
Impeller unbalanced
Air entered into suction pipe or blocked
Flow rate no-uniform and pump not primed
Replace by new bearing 
Replace by new impeller
Discharge air and remove block
Improve on the pump feeding.

 

 

     

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