Description: Indication whether an declaration of conformity is available; Name: Declaration of conformity available
Description: indication whether an evaluation of the device for international comparison is present; Name: conformity declaration present
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