NPSHa-NPSH3 margin in allowable operating region

Number

Property Information
Details and background about this property.
Description
The net positive suction head in the operating range of flow minus the NPSH3; the net positive suction head available to a pump under test at a the operating range of flow when the pump head is decreased by 3 percent as a result of cavitation caused by a decreasing available suction head
Length
Unit of Measure
Picklist
Synonyms
  • CFIHOS ID
    CFIHOS-40000823
Equipment
Equipment that requires this property.
centrifugal pump
tag class

A dynamic pump that contains impellers provided with vanes to generate centrifugal force to achieve the required pressure head.