This standard covers vertical centrifugal pumps that are driven by electric motors or engines with right angle gears. It includes sections on: Electric Power Pumps Fire Pumps Pumps as Turbines Effect of Diameter Liquids with Vapor or Gas VTP Thrust Open Versus Enclosed Lineshaft Inducer Description New in 2008 version: Totally reorganized with extensive new content and greatly expanded graphics Enhanced family tree for rotodynamic (vertical) pumps including internationally recognized pump icons and designations Learn about some of the unique features of vertical pumps not usually available with other pump types that provide flexible hydraulic characteristics and dimensional adaptability. Understand why it is important to consider the vertical pump and motor as a system that must be carefully matched Prepare for the start up requirements of vertical pumps, which may be quite different from conventional centrifugal units