Description: index relating flow, total head and rotational speed for pumps of similar geometry; Name: specific speed
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
Description: legally valid designation of the natural or judicial person which is directly responsible for the design, production, packaging and labeling of the sealing in respect to its being brought into circulation, whereby this person is responsible independently of whether these activities were carried out by this person or by third parties on its behalf; Name: Manufacturer's name of the sealing