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NP-SP Vertical Sump Pump

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Summary
Naipu® NP-SP pumps are vertical, centrifugal slurry pumps submerged in sump to work.They are designed for delivering abrasive,large particle and high density slurries.These pumps have no need of any shaft seal and sealing water. They can also be operated normally for insufficient suction duties.Wet parts of type NP-SP pump are made of abrasion-resistant metal. All parts of type NP-SP(R) pump immersed in liquid are lined with rubber outer liner.They are suited to transport non-edge angle abrasive slurry.
Pump Type:
Vertical centrifugal slurry pumps
Drvie Type:
BD/DC
Power:
Motor
Discharge Size:
40-300mm
Capacity:
5.4-372l/s
Head:
4.5m-37m
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DESCRIPTION
CONSTRUCTION DARWING
SLECTION CHART
PERFORMANCE PARAMETERS

Naipu® NP-SP pumps are vertical, centrifugal slurry pumps submerged in sump to work.They are designed for delivering abrasive,large particle and high density slurries.These pumps have no need of any shaft seal and sealing water. They can also be operated normally for insufficient suction duties.Wet parts of type NP-SP pump are made of abrasion-resistant metal. All parts of type NP-SP(R) pump immersed in liquid are lined with rubber outer liner.They are suited to transport non-edge angle abrasive slurry.

Typical Applications---

● Sump drainage washdown

● Floor drainage

● Mill sumps

● Carbon transfer

● Monitoring

● Magnetite mixing

SP(R) Sump Pump Showing Component

Metal Sump Pump - NPSP         Elastomer Sump Pump - NSPR

 

 
Main Part Number At The Drawing
 
1.Discharge pipe 5.Impeller
2.Column 6.Pump Casing
3.Strainer 7. Lower Strainer
4.Back liner  
 

Materials of Construction

 

  IMPELLERS CASING COLUMN DISCHARGE SEALS
Standard High Chrome Alloy Rubber High Chrome Alloy Rubber

Mild Steel

Mild Steel Rubber Lined

Mild Steel

Mild Steel Rubber Lined

Natural Rubber

Rubber

Options

Butyl

EPDM

Hypalon

Polyurethane

316 SS

W 151

Neoprene

Butyl

EPDM

Hypalon

Nitrile

316 SS

W 151

Neoprene

Butyl

Nitrile

316 SS

Neoprene

Butyl

Nitrile

316 SS

Nordel

Neoprene

Viton

Hypalon

Butyl

EPDM

 

NP-SP(R) SUMP PUMP SELECTION CHART

 

 

Note:Approximate performance for clear water,to be used for primary selection only.

Type

Allowable Mating Max. Power(Kw)

Range  Of  Performance

Impeller

Capacity/Q

Head/m

Speed/rpm

Max Efficiency/%

No. of Vanes

Impeller Diameter/mm

m³/hr

L/S

40PV-NP-SP

15

19.44-43.2

5.4-12

4.5-28.5

1000-2200

40

5

188

65QV-NP-SP

30

23.4-111

6.5-30.8

5-29.5

700-1500

50

5

280

100RV-NP-SP

75

54-289

15-80.3

5-35

500-1200

56

5

370

150SV-NP-SP

110

108-479.16

30-133.1

8.5-40

500-1000

52

5

450

200SV-NP-SP

110

189-891

152.5-247.5

6.5-37

400-850

64

5

520

250TV-NP-SP

200

261-1089

72.5-302.5

7.5-33.5

400-750

60

5

575

300TV-NP-SP

200

288-1267

80-352

6.5-33

350-700

50

5

610

 

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PRODUCTS

CONTACT

Tel: 0086-311-87162903

  0086-311-83802338
E-mail: info@naipump.com
Fax: 0086-311-83809529
Add: No.368, Xinshi North Road, Shijiazhuang City, China

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