Description: Ratio of the power requirement of the pump reduced by the mechanical power losses  to the power requirement of the pump under certain working conditions.; Name: mech eff
Description: proportion of the pump power input, p, available after satisfying the mechanical power losses, pj,ab, at given operating conditions; Name: mechanical efficiency
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