Single Stage End Suction Centrifugal Pump

Single Stage End Suction Centrifugal Pump

Single stage end suction centrifugal pump has simple structure, reliable performance, small size, light weight, good anti-cavitation performance, low power consumption and easy use and maintenance.
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Description
application
 

end suction centrifugal pump

 

Single stage end suction centrifugal pump is suitable for conveying clean water, or liquid with physical and chemical properties similar to water without solid particles. 

  • Industrial use: used to transport coolant, condensate, mildly corrosive liquids, etc. Widely used in factories and mines.
  • Building water supply: high-rise building booster water supply, municipal water supply and drainage.
  • Agricultural irrigation: irrigation, drainage, irrigation canal management.
  • Other industries: HVAC system, boiler water supply, fire sprinkler system.  

 

The same specification of horizontal end suction pump can achieve the change of performance parameters by cutting the outer diameter of the impeller: the normal speed of the pump is 1450RPM and 2900RPM. If it needs to run at the maximum speed of 3550RPM (60hz power supply or equipped with gasoline/diesel engine), the outer impeller needs to be customized, please contact us for help.

 

Structure Description
 

 

  • The pump body and the motor adopt a coaxial design, which occupies a small area and is easy to install and maintain.
  • The overall design of the pump meets international standards and has a beautiful appearance.
  • The single stage end suction centrifugal pump is cast by the vortex chamber, the foot, and the inlet and outlet flanges.
  • Pump body
  • The horizontal end suction pump is rear-opening. When disassembling the pump cover and the impeller, there is no need to disassemble the suction and discharge pipes. The pump is directly driven by the motor or the internal combustion engine (diesel engine, gasoline engine) through an elastic coupling.
  • The shaft seal of the single stage end suction centrifugal pump is divided into: packing type (P) and machine seal type (M).
  • The machine seal type has three forms: M1, M2, and M3. Among them, the M2 type adopts a balanced machine seal, which is used for the use requirements of the pump working pressure greater than 1.6MPa.

 

Product Performance
 

 

Outlet diameter DN32~DN300mm
Flow 5~1650m³/h
Head 5~135m
Speed 1450 r/min ,2900r/min
Pressure 1.6~2.5MPa
Medium temperature

-10℃~85℃

 

single stage end suction centrifugal pump structure
 

 

end suction pump

1 Impeller nut 6 Pump cover 11 Bearing cover
2 Impeller key 7 Spring seat 12 Bearing
3 Pump casing 8 Mechanical seal 13 Shaft
4 Wearing ring 9 Bracket 14 Coupling key
5 Impeller 10 Water retaining ring 15 Bracket support

 

 

Material
 

 

Parts Material Specification Parts Material Specification
Pump casing Grey cast iron HT250

Impeller

 

Wearing

 

Grey cast iron HT250
Ductile cast iron QT400-18 Ductile cast iron QT400-18
QT450-10 QT450-10
QT500-7 QT500-7
Cast steel ZG230-450 Cast steel ZG230-450
ZG270-500 ZG270-500
Stainless steel 304 Stainless steel 304
304L 304L
316 316
316L 316L
2205,2507 2205,2507
Cast copper ZCuAl10Fe3 Cast copper ZCuAl10Fe3
ZCuAl8Mn13Fe3Ni2 ZCuAl8Mn13Fe3Ni2
Shaft

Carbon steel

Alloy steel

45

40Cr

Shaft sleeve

 

Seal lecating seat

 

Stainless steel SS420
Stainless steel SS420 SS431
SS431 SS304,SS304L
S31803 SS316,SS316L
S32750 S31803,S32750

 

 

Installation Notes
 

 

The installation of single stage end suction centrifugal pump has an important impact on the operation and service life of the pump, so installation and calibration must be carried out carefully.horizontal end suction pump

 

  1. Remove oil stains and dirt from the base and place the base on the foundation.
  2. Check the levelness of the base with a level.
  3. Pour cement into the base and anchor bolt holes.
  4. After the cement is dry, check whether the base and anchor bolt holes are loose, tighten the anchor bolts if appropriate, and check the level again.
  5. Clean the support plane of the base, the plane of the pump foot and the motor foot, and install the horizontal end suction pump and motor on the base.
  6. A certain gap should be maintained between the couplings, and check whether the center lines of the pump shaft and the motor shaft are consistent. Thin shims can be used to adjust them to be concentric.

 

 

For more product information and product catalogs, please feel free to contact us.

 

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