Description: group of products which fulfill a similar need for a market segment or market as a whole; Name: Type of the product
Description: Characteristic to differentiate between different products of a product family or special variants; Name: Product type
Description: Speed that characterizes a pump in terms of its speed, flow rate per impeller eye, i.e. total flow for single-flow impeller, half flow for double-flow impeller, at the best efficiency point and head per stage at maximum impeller diameter ; Name: Specific speed