Description: Direction of movement (sense of rotation) of the pump during rotation, viewed from the drive onto the shaft; Name: Direction of rotation of the pump
Description: Motion direction (rotating direction) of the pumpe in the case of rotation seen from drive to shaft; Name: Rotational direction of the pump
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