Description: Ability of an object, under given conditions and when required to be in a state, to perform a required function; Name: avbl
Description: Probability that a machine will, when used under specified conditions, operate satisfactorily and effectively; Name: Availability
Description: net positive suction head (NPSH) from flow rate at best efficiency point for actual impeller (indication of the minimum inlet pressure in meters required for the pump to deliver according to the QH curve. related to the optimum duty point at the current impeller diameter); Name: net positive suction head for Q opt at actual impeller size