Description: redundant pumps within the pump system; Name: redundant pump identificator
Description: actual redundant pumps within the pump system; Name: redundant pump Ids
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