End Suction Centrifugal Water Pump

NLB seriesend suction centrifugal water pump is a small-sized, compact single-stage centrifugal pump widely used in various industrial and civil fields.
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Description
Design description
 

end suction centrifugal pump

Compact horizontal single end suction centrifugal water pump, installation form is as follows:

  • Complete pump with base plate (standard installation method)
  • Complete pump with pad iron (suitable for occasions with good ground foundation flatness)
  • Complete end suction centrifugal pump without base plate and pad iron (suitable for units and supporting equipment)
  • Adopts rigid coupling integrated design, more compact structure
  • The motor uses thrust bearing to effectively offset the influence of impeller axial force
  • A variety of materials are available

 

Application
 

 

  • Pumping clean or slightly polluted water (max 20ppm) without solid particles for circulation, transportation and boosting water supply
  • Pumping water quality requirements meet VDI2035 standard hot water, water-ethylene glycol mixture, cooling water/cold water, seawater and industrial water
  • Applied in municipal water supply, irrigation, buildings, general industry, power stations, etc.
  • Water circulation for air conditioning and HVAC systems
  • Industrial water treatment
  • Agricultural irrigation
  • Fire water supply system
  • Light industrial production process

 

Features
 

 

Compact structure:

  • The end suction centrifugal water pump  body is compact and often adopts an integral structure with the motor to save space.
  • No complex infrastructure is required and installation is simple.

end suction pump

Horizontal design:

  • The end suction centrifugal water pump shaft is placed horizontally, suitable for various industrial pipeline layouts.
  • The suction port of the pump is located on the side (end suction) and the discharge port is at the top, which is convenient for pipeline connection.
  • Equipped with a base and a pad, it is more stable to use

 

Single-stage design:

  • The impeller is a single-stage design. The liquid enters the impeller from the suction port and is directly pressurized and discharged.
  • Applicable to a variety of head conditions.

 

A variety of materials are available:

  • The end suction centrifugal pump body and impeller are usually made of cast iron, stainless steel, bronze and other materials. Different materials can be selected according to the characteristics of the medium.

 

materials of end suction centrifugal water pump
 

 

Pump housing (standard) Gray cast iron
Pump housing (special) Ductile cast iron/ Stainless steel
Connecting bracket Gray cast iron
Impeller(standard) Gray cast iron
Impeller (special) Ductile iron/ Stainless steel/ Bronze
Wear ring (standard) Gray cast iron
Wear ring (special) Stainless steel/ Bronze
Pump shaft (standard) SS420
Pump shaft (special) SS431
Mechanical seal

AQ1EGG(Carbon/silicon carbide/EPDM)

Aluminum Carbide/Graphite

Other mechanical seal Depending on the liquid

 

technical parameters
 

 

Power  1.5~250 KW
Flow  1.5~520 m³/h
Head  4~158 m
Enercy efficiency class

GB18613-2012 CL3

DB18613-2012 IE3

Revolving speed (rpm) 1450/2900
Motor  ≤3KW 220V △/380V,50HZ
Motor ≥4KW 380V △660V,50HZ
Protection level IP55
Insulation grade F
Other voltage/Frequencies Special version at additional charge

 

Structure diagram
 

 

end suction

1 Motor 2 Connecting bracket
3 Shaft 4 Mechanical seal
5 Wear ring 6 Impeller
7 Pump housing 8 Pump cover
9 Pedestal    

 

For more information and directory, please contact us, or you can scan the QR code below to contact us via WhatsApp and WeChat:

 

                  whatsapp     20240830163434

 

 

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