DOP SB PA Series

DOP-SB035161-PA Series Split Case Centrifugal Pumps

Short Description:

Single stage pumps with radial suction and discharge ports on the same axis (inline), suitable for use in heating systems conforming to VDI 2035, hot and cold domestic water systems, cooling/condense water systems, water/gylcol mixtures. 
Pump shaft is sealed by soft packing(mechanical seals as an option), pumps require very low maintenance and they posses good cavitation free operation. 
Pump shaft is horizontal and pump body is constructed in two halves that may be split horizontally at shaft axis. This design provides ease of maintenance on pump’s hydraulic parts without disassembling the pump or the driver motor. 
Produced in PN16 and PN25 nominal pressure classes, they may be used in ambient temperatures up to 40°C and fl uid temperatures between -10°C and 90°C. Pump body and impeller are manufactured from GG25, pump shaft from X20Cr13, shaft packing sleeves from AISI 304 stainless steel, wearing rings from bronze. 
Pump and motor shafts are coupled by a coupling. Coupling protection provides complete protection and conforms to equipment operational safety standard EN294 and DIN 31001 norm.    
Drive motor is a standard motor with insulation class of F and protection class of IP55.

Advantages of split case pumps :
    
• Easy installation, low space requirements.    
• Does not require any special maintenance during operation. Long operational life.    
• High efficiency. Saves electricity in operation    
• Easy installation, low space requirements.     
• Shaft sealing can be accomplished by mechanical seal. The mechanical seals does not require adjustment, may operate regardless of the rotational direction and of self cooling type.    
    
Technical Specifications:
    
• Horizantal, single stage, split case, centrifugal type    
• Seal: Soft package    
 

Product Material

  • Pump Body: Cast Iron GJL-250 (ASTM)(GG 25) - A48 Class 40-B (EN-DIN) - 0.6025 (DIN17007)
  • Shaft: Stainless Steel X20Cr13 (ASTM) - A 276 TYPE 420 (EN-DIN) 1.4021 (DIN17007)
  • Impeller: Cast Iron GJL-250 (ASTM)(GG 25) - A48 Class 40-B (EN-DIN) - 0.6025 (DIN17007)

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