Description: relationship between the total head of the pump and the rate of flow at given operating/rated conditions of speed and liquid; Name: pump head capacity curve
Description: pump H(Q) curve where the maximum head and shut-off head are coincidental, and the total head declines continuously as the rate of flow increases; Name: Pump H(Q) curve
Description: Classification of electrical and not electrical operating supplies according to the explosion capable atmosphere in which they are provided for use; Name: Explosion protection-device group of the complete device